diff options
-rw-r--r-- | Makefile | 9 | ||||
-rwxr-xr-x | filebrowser/list_to_cubes.sh | 2 | ||||
-rw-r--r-- | hackvr.c | 1314 | ||||
-rw-r--r-- | slowcat.c | 28 | ||||
-rw-r--r-- | src/Makefile | 13 | ||||
-rw-r--r-- | src/common.h | 59 | ||||
-rw-r--r-- | src/config.h | 6 | ||||
-rw-r--r-- | src/graphics.c | 560 | ||||
-rw-r--r-- | src/graphics.h | 48 | ||||
-rw-r--r-- | src/graphics_opengl.c | 96 | ||||
-rw-r--r-- | src/graphics_x11.c | 448 | ||||
-rw-r--r-- | src/graphics_x11.h | 35 | ||||
-rw-r--r-- | src/hackvr.c | 35 | ||||
-rwxr-xr-x | src/testit.sh | 3 | ||||
-rw-r--r-- | src/x11.c | 1065 | ||||
-rwxr-xr-x | tools/obj2hackvr.pl | 2 | ||||
-rwxr-xr-x | tools/obj2hackvr2.pl | 49 |
17 files changed, 821 insertions, 2951 deletions
diff --git a/Makefile b/Makefile deleted file mode 100644 index fa71f1a..0000000 --- a/Makefile +++ /dev/null @@ -1,9 +0,0 @@ -CFLAGS=-Wall -pedantic -std=c99 - -all: hackvr slowcat - -hackvr: LDFLAGS=-lm -lX11 - -clean: - rm hackvr - rm slowcat diff --git a/filebrowser/list_to_cubes.sh b/filebrowser/list_to_cubes.sh index d4ad688..7f6e794 100755 --- a/filebrowser/list_to_cubes.sh +++ b/filebrowser/list_to_cubes.sh @@ -11,7 +11,7 @@ while read -r line;do if [ "_$line" != '_' ];then # ../tools/obj2hackvr.pl "$line" ../meshes/cube.obj - printf "%s addtriangle 1 0 0 0 1 0 0 0 0\n" "$line" + printf "%s addshape 3 1 0 0 0 1 0 0 0 0\n" "$line" printf "%s move 0 %d 0 0 0 0 0 0 0\n" "$line" "$i" i=$[i+2] else diff --git a/hackvr.c b/hackvr.c deleted file mode 100644 index 6689258..0000000 --- a/hackvr.c +++ /dev/null @@ -1,1314 +0,0 @@ -#define _POSIX_C_SOURCE 200809L //for fileno and strdup -#define _BSD_SOURCE -#include <stdio.h> -#include <string.h> -#include <fcntl.h> -#include <assert.h> -#include <unistd.h> -#include <dirent.h> -#include <stdlib.h> -//#include <sys/select.h> //code to use select instead of non-blocking is commented out. might decide to use it later. -#include <X11/Xlib.h> -#include <X11/keysym.h> -#include <X11/cursorfont.h> -#include <X11/Xutil.h> //for size hints -#include <time.h> -#define __USE_GNU //for longer math constants -#include <math.h> - -int oldtime=0; -int oldfps=0; -int fps=0; - -//TODO: optimizations -//TODO: store caches of cs_t, c2_t, and c3_t numbers. -//TODO: don't forget to remake gophervr with this. -//TODO: XSegment or line structs to store some shit? -//TODO: line and triangle intersection for finding what object was clicked on -//if I don't do hiliting I only need to calculate that upon click. - -#define WALK_SPEED 1 -#define SPLIT_SCREEN 1 -#define CAMERA_SEPARATION 4 -#define RED_AND_BLUE 0 - -#define SHAPES 16386 -#define MAX_SIDES 8 - -#define min(a,b) (((a)<(b))?(a):(b)) -#define max(a,b) (((a)>(b))?(a):(b)) - -typedef double long real; //think this conflicts? -//typedef float real; //think this conflicts? - -typedef struct { - real x; - real y; - real z; -} c3_t; - -typedef struct { - real x; - real y; -} c2_t; - -typedef struct { //same as XPoint, just use that? nah... - short x; - short y; -} cs_t; - -//TODO: will have to make some pixmaps get resized when the window does. -//for now set them to be as big as you think you'll ever resize the window to. -#define WIDTH 1024 -#define HEIGHT 768 - -#define SKYRULE 90 -#define SKYW (WIDTH*5) -#define SKYH (HEIGHT/2) - -Pixmap skypixmap; -char sky[SKYH][SKYW]; - -struct object_1 { - int type; - unsigned char x; - unsigned char y; - unsigned char z; -}; - -struct object_2 { - int type; - unsigned short x; - unsigned short y; - unsigned short z; -}; - -struct object_4 { - int type; - unsigned int x; - unsigned int y; - unsigned int z; -}; - -struct camera { - c3_t p; - int xr;//rotations - int yr; - int zr; - real zoom; -} camera; - -struct c3_line { - char *id; - c3_t p1; - c3_t p2; -}; - -struct c3_shape {//use array or linked list? - char *id; - unsigned char len; - c3_t p[MAX_SIDES]; -}; - -struct mainwin { - int x; - int y; - unsigned int depth; - int mousex; - int mousey; - int rmousex; - int rmousey; - int buttonpressed; - unsigned int width; - unsigned int height; - unsigned int border_width; - XColor colors[256]; - int xoff; - int math_error; - int mapxoff; - int mapyoff; - int split_screen; - int split_flip;//1 or -1 - char *user; - char greyscale; - char drawminimap;//flag - char draw3d;//flag - char debug;//flag - char drawsky;//flag - char zsort; - char red_and_blue; - char force_redraw; - char selected_object[256];//meh - real mmz; - XColor green; - XColor red; - XColor blue; - XColor redblue[2]; - Colormap color_map; - Display *dpy; - Window w; - Pixmap backbuffer; - Pixmap cleanbackbuffer; - GC gc; - GC backgc; - struct c3_shape *shape[SHAPES]; - int shapes; - int derp; - int root_window; - real split; -} global; - -//used to figure out what c2 values are associated with each edge of the window. -//#define TOP 160.0 -//#define BOTTOM -160.0 -#define TOP 240.0 -#define BOTTOM -240.0 -#define RIGHT 320.0 -#define LEFT -320.0 - -int c2sX(long double x) { return (global.width/(global.split_screen / (global.red_and_blue ? global.split_screen: 1))) * ((x + RIGHT) / (RIGHT *2)) + global.xoff; } -int s2cX(long double x) { return (x/(global.width/(global.split_screen / (global.red_and_blue?global.split_screen :1))))*(RIGHT*2)-RIGHT; } - -int c2sY(long double y) { return global.height * ((TOP-y) / (TOP*2)); } -int s2cY(long double y) { return -((y/global.height) * (TOP*2) - TOP); } - -cs_t c2_to_cs(c2_t p) { - return (cs_t){c2sX(p.x),c2sY(p.y)}; -} -c2_t cs_to_c2(cs_t p) { - return (c2_t){s2cX(p.x),s2cY(p.y)}; -} - -long double distance2(c2_t p1,c2_t p2) { - return sqrtl(( (p1.x-p2.x)*(p1.x-p2.x) )+( (p1.y-p2.y)*(p1.y-p2.y) )); -} - -long double distance3(c3_t p1,c3_t p2) { - return sqrtl(( (p1.x-p2.x)*(p1.x-p2.x) )+( (p1.y-p2.y)*(p1.y-p2.y) )+( (p1.z-p2.z)*(p1.z-p2.z) )); -} - -long double points_to_angle(c2_t p1,c2_t p2) { - long double a=atan2l(p2.y-p1.y,p2.x-p1.x); - return a>=0?a:M_PIl+M_PIl+a; -} - -long double d2r(int d) { - while(d<0) d+=360; - return (long double)(d%360) / (long double)180 * M_PIl; -} -int r2d(real r) { - return r / M_PIl * 180; -} - -int between_angles(real angle,real lower,real upper) { - //lower may be higher than upper. - //because lower is < 0 which wraps to higher. lower is 270, upper is 90. 270-90 is in front. - if(lower > upper) { - if(angle > lower) return 1; - if(angle < upper) return 1; - } - if(upper > lower) { - if(angle > lower && angle < upper) return 1; - } - return 0; -} - -/* -B (x2,y2) - |-. c -a| '-. - | '-. - '--------~ -C b A (x1,y1) -*/ - -//I'll need this for collision I guess. - -/* - -//use this for finding a line that intersects with what the camera is pointing at -c2_t get_c2_intersection(c2_t p1,real theta,c2_t p2) { - real c; - c=distance2(p1,p2); - theta_a=C A B - b = (c/1) * (theta_a + theta_offset) -} - -int get_2D_intersection_X(x1,y1,theta_offset,x2,y2) { - int x3a,y3a,x3b,y3b; - int a,b,c;//lenght of sides. - int theta_a,theta_b,theta_c;//angles opposite of same named sides. - - //get angle C A B - theta_a= -// x1,y1,x2,y2 - -//what are these d1 and d2? - if(d1==d2) return global.math_error=1; - c=dist(x1,y1,x2,y2); - b = (c/1) * (theta_a + theta_offset); - a = (c/1) * (theta_b + theta_offset); - - x3b=sin(theta_a) * b; - y3b=cos(theta_a) * b; - x3a=sin(theta_a) * a; - y3a=cos(theta_a) * a; - printf("x: %d %d\nx: %d %d\n",x3a,y3a,x3b,y3b); -} - -int get_2D_intersection_Y(x,y,d,x,z,d) { - int x3a,y3a,x3b,y3b; - int a,b,c;//lenght of sides. - int theta_a,theta_b,theta_c;//angles opposite of same named sides. - - //get angle from A to B. - x1,y1,x2,y2 - - if(d1==d2) return global.math_error=1; - c=dist(x1,y1,x2,y2); - b = (c/1) * theta_a; - a = (c/1) * theta_b; - - x3b=sin(a) * b; - y3b=cos(a) * b; - x3a=sin(a) * a; - y3a=cos(a) * a; - printf("y: %d %d\ny: %d %d\n",x3a,y3a,x3b,y3b); -} -*/ - -void draw_cs_line(cs_t p1,cs_t p2) { - XDrawLine(global.dpy,global.backbuffer,global.backgc,p1.x,p1.y,p2.x,p2.y); -} - -void draw_c2_line(c2_t p1,c2_t p2) { - draw_cs_line(c2_to_cs(p1),c2_to_cs(p2)); -} - -#define MAGIC(x) (1.0l-(1.0l/powl(1.01l,(x)))) //??? might want to have some changables in here - -real magic(real x) { - return MAGIC(x); -} - -void draw_graph(real (*fun)(real x)) { - c2_t pa; - draw_c2_line((c2_t){LEFT,0},(c2_t){RIGHT,0}); - draw_c2_line((c2_t){0,TOP},(c2_t){0,BOTTOM}); - for(pa.x=LEFT;pa.x<RIGHT;pa.x+=5.0) { - draw_c2_line((c2_t){pa.x,2.0},(c2_t){pa.x,-2.0}); - } - for(pa.y=BOTTOM;pa.y<TOP;pa.y+=5.0) { - draw_c2_line((c2_t){-2.0,pa.y},(c2_t){2.0,pa.y}); - } - for(pa.x=LEFT;pa.x<RIGHT;pa.x+=1.0) { - draw_c2_line((c2_t){pa.x,fun(pa.x)},(c2_t){pa.x+1.0,fun(pa.x+1.0)}); - } -} - -c2_t rotate_c2(c2_t p1,c2_t p2,real dr) { - c2_t p3; - real d=distance2(p1,p2); - real r=points_to_angle(p1,p2); - r=r+dr; - p3.x=(sinl(r) * d) + p2.x; - p3.y=(cosl(r) * d) + p2.y; - return p3; -} - -c3_t rotate_c3_xr(c3_t p1,c3_t p2,real xr) {//rotate y and z around camera based on xr (looking up and down) - c2_t tmp; - tmp=rotate_c2((c2_t){p1.y,p1.z},(c2_t){p2.y,p2.z},xr); - return (c3_t){p1.x,tmp.x,tmp.y}; -} -c3_t rotate_c3_yr(c3_t p1,c3_t p2,real yr) {//rotate x and z around camera based on yr (looking left and right) - c2_t tmp; - tmp=rotate_c2((c2_t){p1.x,p1.z},(c2_t){p2.x,p2.z},yr); - return (c3_t){tmp.x,p1.y,tmp.y}; -} -c3_t rotate_c3_zr(c3_t p1,c3_t p2,real zr) {//rotate x and y around camera based on zr (cocking your head to a side) - c2_t tmp; - tmp=rotate_c2((c2_t){p1.x,p1.y},(c2_t){p2.x,p2.y},zr); - return (c3_t){tmp.x,tmp.y,p1.z}; -} - -void rotate_shape_yr(struct c3_shape *s) {//changes input value! - int i=0; - for(i=0;i<s->len+(s->len==1);i++) s->p[0]=rotate_c3_yr(s->p[0],camera.p,camera.yr); -} - -c2_t c3_to_c2(c3_t p3) { //DO NOT DRAW STUFF IN HERE - c2_t p2; -// c3_t tmp1; -// c3_t tmp2; -// c3_t tmp3; - c3_t final; -//these rotations need to be about the previous axis after the axis itself has been rotated. -// final=rotate_c3_yr(p3,camera.p,d2r(camera.yr));//rotate everything around the camera's location. - final=rotate_c3_yr(p3,(c3_t){0,0,0},d2r(camera.yr));//rotate everything around the center no matter what. -// tmp2=rotate_c3_xr(tmp1,camera.p,d2r(camera.xr)); -// final=rotate_c3_zr(tmp2,camera.p,d2r(camera.zr)); - real delta_x=(camera.p.x - final.x); - real delta_y=(camera.p.y - final.y); - real delta_z=(camera.p.z - final.z); -// real d=distance3(camera.p,final); - p2.y=camera.zoom * (delta_y * MAGIC(delta_z) - delta_y); - p2.x=camera.zoom * (delta_x * MAGIC(delta_z) - delta_x); - return p2; -} - -void draw_c3_line(c3_t p1,c3_t p2) { -// if(!between_angles(points_to_angle((c2_t){camera.p.x,camera.p.z},(c2_t){p1.x,p1.z}),0,90) || -// !between_angles(points_to_angle((c2_t){camera.p.x,camera.p.z},(c2_t){p2.x,p2.z}),0,90)) return; - if(global.drawminimap == 1) { - draw_c2_line((c2_t){(camera.p.x-2)*global.mmz,(camera.p.z+2)*global.mmz},(c2_t){(camera.p.x+2)*global.mmz,(camera.p.z-2)*global.mmz}); - draw_c2_line((c2_t){(camera.p.x+2)*global.mmz,(camera.p.z+2)*global.mmz},(c2_t){(camera.p.x-2)*global.mmz,(camera.p.z-2)*global.mmz}); - draw_c2_line((c2_t){p1.x*global.mmz,p1.z*global.mmz},(c2_t){p2.x*global.mmz,p2.z*global.mmz}); - } - if(global.drawminimap == 2) {//map rotates. - c3_t t1=rotate_c3_yr(p1,camera.p,d2r(camera.yr)); - c3_t t2=rotate_c3_yr(p2,camera.p,d2r(camera.yr)); - draw_c2_line((c2_t){t1.x*global.mmz,t1.z*global.mmz},(c2_t){t2.x*global.mmz,t2.z*global.mmz}); - } - if(global.draw3d != 0) draw_c2_line(c3_to_c2(p1),c3_to_c2(p2)); - if(global.debug) { - - } -} - -cs_t c3_to_cs(c3_t p) { - return c2_to_cs(c3_to_c2(p)); -} - -real shitdist2(c3_t p1,c3_t p2) { - return sqrtl(((p1.x - p2.x) * (p1.x - p2.x)) + - ((p1.y - p2.y) * (p1.y - p2.y)) + - ((p1.z - p2.z) * (p1.z - p2.z))); -} - -real shitdist(struct c3_shape s,c3_t p) { -// apply rotation then find distance? - int i; - struct c3_shape s_; - real total; - s_=s; - rotate_shape_yr(&s_); - for(i=0;i<s_.len+(s_.len==1);i++) { - total+=shitdist2(s_.p[i],camera.p); - } - return (total) / (real)(s_.len+(s_.len==1)); -} - - -void HatchLines(c2_t p1,c2_t p2,c2_t p3,int density) { - real i=0; - for(i=1;i<density;i=i+1) {//only need 1/2, not 0/2 and 2/2, those are edges of the triangle. - draw_c2_line( - (c2_t){((i*p1.x)+((density-i)*p3.x))/density, - ((i*p1.y)+((density-i)*p3.y))/density}, - (c2_t){((i*p2.x)+((density-i)*p3.x))/density, - ((i*p2.y)+((density-i)*p3.y))/density} - ); - } -} - -/*void DrawHatchedTriangle(struct c3_triangle t,int d) { - c2_t p1,p2,p3; - p1=c3_to_c2(t.p1); - p2=c3_to_c2(t.p2); - p3=c3_to_c2(t.p3); - HatchLines(p1,p2,p3,d); - HatchLines(p2,p3,p1,d); - HatchLines(p1,p3,p2,d); -}*/ - -//^ subdivision algorithm for display purposes only. -//black out the rest of the triangle first? -//sounds alright to me... - -void draw_cs_text(cs_t p,char *text) { - char t[256]; - int direction,ascent,descent; - XFontStruct *font=XLoadQueryFont(global.dpy,"fixed"); - XCharStruct overall; - snprintf(t,sizeof(t)-1,"%s",text); - XTextExtents(font,text,strlen(text),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,p.x,p.y+(descent+ascent),text,strlen(text)); -} - -void draw_c2_text(c2_t p,char *text) { - cs_t p2=c2_to_cs(p); - draw_cs_text(p2,text); -} - -void draw_c3_text(c3_t p,char *text) { - cs_t p2=c3_to_cs(p); - draw_cs_text(p2,text); -} - -/* -cs_t *c3s_to_css(c3_t *p3,int len) { - cs_t *ps=malloc(sizeof(cs_t) * len); - int i; - for(i=0;i<len;i++) ps[i]=c3_to_cs(p3[i]); - return ps; -}*/ - -void draw_c3_shape(struct c3_shape s) { -// char line[1024]; - int i=0; - int w,h; - XPoint p[s.len+(s.len==1)]; - cs_t tmp; - for(i=0;i<s.len+(s.len==1);i++) { - tmp=c3_to_cs(s.p[i]); - p[i]=(XPoint){tmp.x,tmp.y}; - } - if(global.draw3d == 1) { // wireframe - switch(s.len) { - case 1: - w=max(p[0].x,p[1].x)-min(p[0].x,p[1].x); - h=max(p[0].y,p[1].y)-min(p[0].y,p[1].y); - p[0].x-=h; - p[0].y-=h; - XDrawArc(global.dpy,global.backbuffer,global.backgc,p[0].x,p[0].y,h*2,h*2,0,360*64); - break; - case 2: - XDrawLine(global.dpy,global.backbuffer,global.backgc,p[0].x,p[0].y,p[1].x,p[1].y); - break; - default: - for(i=0;i<s.len;i++) { - XDrawLines(global.dpy,global.backbuffer,global.backgc,p,s.len,CoordModeOrigin); - } - break; - } - } - if(global.draw3d == 2) { //draw it filled in - switch(s.len) { - case 1: - w=max(p[0].x,p[1].x)-min(p[0].x,p[1].x); - h=max(p[0].y,p[1].y)-min(p[0].y,p[1].y); - p[0].x-=h; - p[0].y-=h; - XFillArc(global.dpy,global.backbuffer,global.backgc,p[0].x,p[0].y,h*2,h*2,0,360*64); - break; - case 2: - XDrawLine(global.dpy,global.backbuffer,global.backgc,p[0].x,p[0].y,p[1].x,p[1].y); - break; - default: - XFillPolygon(global.dpy,global.backbuffer,global.backgc,p,s.len,Convex,CoordModeOrigin); - break; - } - } -// if(global.draw3d == 3) { //hashed -// XSetForeground(global.dpy, global.backgc, global.colors[0].pixel); - //XDrawFilledShape(c3_to_cs(t.p1),c3_to_cs(t.p2),c3_to_cs(t.p3));//clear out this triangle. -// XSetForeground(global.dpy, global.backgc, global.green.pixel); - //upgrade me! DrawHatchedTriangle(t,10 - (shitdist(t,camera.p) / 10));//how to get density? -// } -/* if(global.debug) { - snprintf(line,sizeof(line)-1,"(%Lf,%Lf,%Lf)",t.p1.x,t.p1.y,t.p1.z); - draw_c3_text(t.p1,line); - snprintf(line,sizeof(line)-1,"(%Lf,%Lf,%Lf)",t.p2.x,t.p2.y,t.p2.z); - draw_c3_text(t.p2,line); - snprintf(line,sizeof(line)-1,"(%Lf,%Lf,%Lf)",t.p3.x,t.p3.y,t.p3.z); - draw_c3_text(t.p3,line); -*/ -// } -} - -typedef struct { - struct c3_shape *s; - real d; -} zsort_t; - -int compar(zsort_t *a,zsort_t *b) { - return ((a->d) > (b->d)); -} - - -/* -void draw_c3_point_text(c3_t p,char *text) { - char coords[256]; - int direction,ascent,descent; - cs_t p2; - p2=c3_to_cs(p); - snprintf(coords,sizeof(coords)-1,"(%Lf,%Lf,%Lf)",p.x,p.y,p.z); - XTextExtents(font,text,strlen(text),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,p2.x,p2.y+(descent+ascent),coords,strlen(coords)); -}*/ - -void draw_screen(Display *dpy,Window w,GC gc) { - int i; - int colori=100; - int cn=0;//camera number. - XFontStruct *font=XLoadQueryFont(global.dpy,"fixed"); - XCharStruct overall; - int direction,ascent,descent; - char coords[256]; - XGCValues gcval; - zsort_t zs[SHAPES]; - XCopyArea(global.dpy,global.cleanbackbuffer,global.backbuffer,gc,0,0,global.width,global.height,0,0);//clear the backbuffer. -// XCopyPlane(global.dpy,global.cleanbackbuffer,global.backbuffer,gc,0,0,global.width,global.height,0,0,1);//clear the backbuffer. - - XRectangle cliprect; - cliprect.x=0; - cliprect.y=0; - cliprect.width=global.width/global.split_screen; - cliprect.height=global.height; - - real oldx=camera.p.x; - real oldz=camera.p.z; - if(global.split_screen > 1) { - camera.p.z-=(global.split_flip)*((global.split/global.split_screen)*cosl(d2r(camera.yr+180))); - camera.p.x-=(global.split_flip)*((global.split/global.split_screen)*sinl(d2r(camera.yr+180))); - } - for(cn=0;cn<global.split_screen;cn++) { - if(global.red_and_blue) { - //set color for left half to red and right half to blue - //and draw mode for the gc to GXOr - global.xoff=0; - gcval.function=GXor; - XChangeGC(global.dpy,global.backgc,GCFunction,&gcval); - } else { - global.xoff=(global.width/global.split_screen)*cn; - } - if(!global.red_and_blue) XSetClipRectangles(global.dpy,global.backgc,global.xoff,0,&cliprect,1,Unsorted); - //if(global.drawminimap == 3) { draw_graph(magic); continue; } - if(global.drawsky) { - XCopyArea(global.dpy,skypixmap,global.backbuffer,global.backgc,((camera.yr*5)+SKYW)%SKYW,0,WIDTH,global.height/2,0,0); - } - if(global.draw3d) { -// draw_c2_line((c2_t){LEFT,0},(c2_t){RIGHT,0}); //horizon - } - if(time(0) == oldtime) { - fps++; - } - else { - oldtime=time(0); - oldfps=fps; - fps=0; - } - //XSetForeground(global.dpy, global.backgc, global.green.pixel); - if(global.debug) { - snprintf(coords,sizeof(coords)-1,"debug: %s minimap: %d 3d: %d fps: %d shapes: %d",global.debug?"on":"off",global.drawminimap,global.draw3d,oldfps,global.shapes); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,global.xoff,global.height/2+(descent+0+ascent)*1,coords,strlen(coords)); - snprintf(coords,sizeof(coords)-1,"x: %d y: %d",global.mousex,global.mousey); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,global.xoff,global.height/2+(descent+0+ascent)*2,coords,strlen(coords)); - snprintf(coords,sizeof(coords)-1,"cx: %Lf cy: %Lf cz: %Lf",camera.p.x,camera.p.y,camera.p.z); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,global.xoff,global.height/2+(descent+0+ascent)*3,coords,strlen(coords)); - snprintf(coords,sizeof(coords)-1,"xr: %d yr: %d zr: %d",camera.xr,camera.yr,camera.zr); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,global.xoff,global.height/2+(descent+0+ascent)*4,coords,strlen(coords)); - } - -// if(global.drawminimap) {//this isn't even useful I guess. - //cx1=(sinl(d2r(camera.yr+270))*7l); - //cy1=(cosl(d2r(camera.yr+270))*7l); - //cx2=(sinl(d2r(camera.yr+90))*7l); - //cy2=(cosl(d2r(camera.yr+90))*7l); -// draw_c2_line((c2_t){0,0},(c2_t){10,10}); -// draw_c2_line((c2_t){0,0},(c2_t){-10,10}); -// draw_c2_line((c2_t){10,10},(c2_t){-10,10}); -// } - -/* cube - draw_c3_line((c3_t){-3,0,-3},(c3_t){-3,0,3}); - draw_c3_line((c3_t){-3,0,-3},(c3_t){-3,6,-3}); - draw_c3_line((c3_t){-3,0,-3},(c3_t){3,0,-3}); - - draw_c3_line((c3_t){3,6,3},(c3_t){3,6,-3}); - draw_c3_line((c3_t){3,6,3},(c3_t){-3,6,3}); - draw_c3_line((c3_t){3,6,3},(c3_t){3,0,3}); - - draw_c3_line((c3_t){-3,0,3},(c3_t){3,0,3}); - draw_c3_line((c3_t){-3,0,3},(c3_t){-3,6,3}); - - draw_c3_line((c3_t){-3,6,-3},(c3_t){-3,6,3}); - draw_c3_line((c3_t){-3,6,-3},(c3_t){3,6,-3}); - - draw_c3_line((c3_t){3,0,-3},(c3_t){3,0,3}); - draw_c3_line((c3_t){3,0,-3},(c3_t){3,6,-3}); -*/ -/* - //floor grid - for(i=-21;i<21;i+=3) { - for(j=-21;j<21;j+=3) { - //draw_c3_triangle((struct c3_triangle){"id",(c3_t){i,0,j},(c3_t){i,0,j+3},(c3_t){i+3,0,j}}); - draw_c3_line((c3_t){i,0,j},(c3_t){i,0,j+3}); - draw_c3_line((c3_t){i,0,j},(c3_t){i+3,0,j}); - } - } -*/ - //apply rotation? - // load up the triangles to render... after applying rotation? - for(i=0;global.shape[i];i++) { - zs[i].s=global.shape[i]; - //rotate_shape(zs[i].s); - } - // - if(1) {//global.zsort) { - for(i=0;global.shape[i];i++) { - zs[i].d=shitdist(*(zs[i].s),camera.p); - } - qsort(&zs,i,sizeof(zs[0]),(__compar_fn_t)compar);//sort these zs structs based on d. - } - //draw all triangles - if(zs[0].s) { - strcpy(global.selected_object,zs[0].s->id); - } - for(i=0;global.shape[i];i++) { - //now we pick the color of this triangle! - if(global.red_and_blue) { - if(cn==0) { - XSetForeground(global.dpy,global.backgc,global.red.pixel); - } else { - XSetForeground(global.dpy,global.backgc,global.blue.pixel); - } -//tests of blending grayscale with red and blue -// draw_c3_triangle(*(zs[i].t)); - } else { - if(!strcmp(global.selected_object,zs[i].s->id)) { - //XSetForeground(global.dpy,global.backgc,global.green.pixel); - } else { - if(global.greyscale) { - if(zs[i].d > 0) { - if(zs[i].d < 100) { - colori=zs[i].d; - } - } - colori=(int)(zs[i].d)%100; - XSetForeground(global.dpy,global.backgc,global.colors[(int)(100.0-(colori))].pixel);//picking the color here only works if... - } - } - } - draw_c3_shape(*(zs[i].s)); - } - XSetForeground(global.dpy, global.backgc, global.green.pixel); - if(global.debug) { - snprintf(coords,sizeof(coords)-1,"selected object: %s",global.selected_object); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,global.xoff,global.height/2+(descent+0+ascent)*5,coords,strlen(coords)); - } - camera.p.z+=(global.split_flip)*(global.split*cosl(d2r(camera.yr+180))); - camera.p.x+=(global.split_flip)*(global.split*sinl(d2r(camera.yr+180))); - - - } - -//TODO: figure out what all this shit is and either update or remove. -//DONT USE WIDTH for shit. -/* - x1=nextX(WIDTH/2,HEIGHT/2,d2r(camera.yr),40); - y1=nextY(WIDTH/2,HEIGHT/2,d2r(camera.yr),40); - x2=nextX(WIDTH/2,HEIGHT/2,d2r(camera.yr+180),80); - y2=nextY(WIDTH/2,HEIGHT/2,d2r(camera.yr+180),80); - XDrawLine(global.dpy,w,gc,WIDTH/2,HEIGHT/2,x1,y1); - XDrawLine(global.dpy,w,gc,WIDTH/2,HEIGHT/2,x2,y2); - - XDrawLine(global.dpy,w,gc,0,HEIGHT/2,WIDTH,HEIGHT/2); - - x1=global.mousex; - y1=global.mousey; - real a=points_to_angle((c2_t){0,0},cs_to_c2((cs_t){x1,y1})); - - snprintf(coords,sizeof(coords)-1,"%llf",a); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,w,gc,global.xoff,(descent+0+ascent)*6,coords,strlen(coords)); - snprintf(coords,sizeof(coords)-1,"%llf",points_to_angle(cs_to_c2((cs_t){global.mousex,global.mousey}),(c2_t){0,0})+(M_PIl/2)); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,w,gc,global.xoff,(descent+0+ascent)*7,coords,strlen(coords)); - XDrawLine(global.dpy,w,gc,global.mousex,global.mousey,global.width/2,global.height/2); - - real c=cosl(d2r(camera.yr) - a) * distance((c2_t){x1,y1},(c2_t){WIDTH/2,HEIGHT/2}); - x2=nextX(x1,y1,d2r(camera.yr-90),c); - y2=nextY(x1,y1,d2r(camera.yr-90),c); - XDrawLine(global.dpy,w,gc,x1,y1,x2,y2); -*/ - camera.p.x = oldx; - camera.p.z = oldz; //-= cn*CAMERA_SEPARATION; -// XClearWindow(global.dpy, w); - XCopyArea(global.dpy,global.backbuffer,w,gc,0,0,global.width,global.height,0,0);//move backbuffer to window -// XCopyPlane(global.dpy,global.backbuffer,w,gc,0,0,global.width,global.height,0,0,0x000100);//move backbuffer to window -} - -/* does not return the newline. */ -char *read_line_hack(FILE *fp,int len) { - short in; - char *t; - switch(in=fgetc(fp)) { - case '\n': - t=malloc(len+1); - t[len]=0; - return t; - case -1: - return 0; - default: - if((t=read_line_hack(fp,len+1))) t[len]=in; - break; - } - return t; -} - -//warning: clobbers input -//skips leading and trailing space. -//compresses multiple spaces to one. -//return length of array -char **line_splitter(char *line,int *rlen) { - char **a; - int len,i=0; - len=1;//we're just counting how much we'll need the first loop through. - for(i=0;line[i] && line[i] == ' ';i++);//skip leading space - for(;line[i];len++) { - for(;line[i] && line[i] != ' ';i++);//skip rest of data - for(;line[i] && line[i] == ' ';i++);//skip rest of space - } - a=malloc(sizeof(char *) * len+1); - a[len]=0; - len=0;//reuse! - for(i=0;line[i] && line[i] == ' ';i++);//skip leading space - a[len]=line+i; - for(;;) { - for(;line[i] && line[i] != ' ';i++);//skip rest of data - if(!line[i]) break; - line[i++]=0; - for(;line[i] && line[i] == ' ';i++);//skip rest of space - if(!line[i]) break; - a[++len]=line+i; - } - a[++len]=0; - *rlen=len; - return a; -} - -void set_aspect_ratio() { - XSizeHints *hints=XAllocSizeHints(); - hints->min_aspect.x=4*(global.split_screen / (global.red_and_blue ? global.split_screen : 1)); - hints->min_aspect.y=3; - hints->max_aspect.x=4*(global.split_screen / (global.red_and_blue ? global.split_screen : 1)); - hints->max_aspect.y=3; - hints->flags=PAspect; - XSetWMNormalHints(global.dpy,global.w,hints); -} - -int load_stdin() { - struct c3_shape s; -// struct c3_line l; - char *command; - char *line; - char *id; - char **a; - int len; - int ret=0; - int j,k,l; - //struct timeval timeout; - //fd_set master; - //fd_set readfs; - //FD_ZERO(&master); - //FD_ZERO(&readfs); - //FD_SET(0,&master);//just stdin. - int i;//used to store the last triangle. even though I have a global for that. >_> - -// printf("# entering load_stdin()\n"); - for(i=0;global.shape[i];i++) ;//hop to the end. - fcntl(0,F_SETFL,O_NONBLOCK); - if(feof(stdin)) { - clearerr(stdin); - } - // readfs=master; - // timeout.tv_sec=0; - // timeout.tv_usec=1; - // if((j=select(1,&readfs,0,0,&timeout)) == -1) { - // perror("select"); - // return 0; - // } - // if(FD_ISSET(0,&readfs)) { - while((line=read_line_hack(stdin,0))) {//load as long there's something to load - if(*line == '#') return 0; - //printf("# read command: %s\n",line); - a=line_splitter(line,&len); - if(len > 1) { - id=a[0]; - command=a[1]; - } else { - printf("Ohhhh. shit.\n"); - return 0; - } - ret=1; - if(!strcmp(command,"deleteallexcept")) { - for(j=0;global.shape[j];j++) {//mark first. compress later. - if(strcmp(global.shape[j]->id,a[2])) {//TODO: memory leak! - //free(global.triangle[j]->id); - //free(global.triangle[j]); - global.shape[j]=0; - } - } - l=0; - for(k=0;k<j;k++) { - while(global.shape[l] == 0 && l < j) l++; - global.shape[k]=global.shape[l]; - } - continue; - } - if(!strcmp(command,"deletegroup")) { - for(j=0;global.shape[j];j++) {//mark first. compress later. - if(!strcmp(global.shape[j]->id,s.id)) {//??? where is s.id supposed to be set from? - free(global.shape[j]->id); - free(global.shape[j]); - global.shape[j]=0; - } - } - l=0; - for(k=0;k<j;k++) { - while(global.shape[l] == 0 && l < j) l++; - global.shape[k]=global.shape[l]; - } - continue; - } - if(!strcmp(command,"assimilate")) { - if(len == 3) { - for(j=0;global.shape[j];j++) { - if(!strcmp(global.shape[j]->id,a[2])) { - free(global.shape[j]->id); - global.shape[j]->id=strdup(id); - } - } - } - continue; - } - if(!strcmp(command,"renamegroup")) { - if(len == 4) { - for(j=0;global.shape[j];j++) { - if(!strcmp(global.shape[j]->id,a[2])) { - free(global.shape[j]->id); - global.shape[j]->id=strdup(a[3]); - } - } - } - continue; - } - if(!strcmp(command,"export")) { - for(j=0;global.shape[j];j++) { - if(!strcmp(global.shape[j]->id,a[2])) { -// to=global.shape[j]; -// printf("%s addshape %Lf %Lf %Lf %Lf %Lf %Lf %Lf %Lf %Lf\n",a[2], -// to->p1.x,to->p1.y,to->p1.z, -// to->p2.x,to->p2.y,to->p2.z, -// to->p3.x,to->p3.y,to->p3.z -// ); - } - } - continue; - } - if(!strcmp(command,"dump")) { - printf("%s set camera.p.x %Lf\n",global.user,camera.p.x); - printf("%s set camera.p.y %Lf\n",global.user,camera.p.y); - printf("%s set camera.p.z %Lf\n",global.user,camera.p.z); - printf("%s set camera.xr %d\n",global.user,camera.xr); - printf("%s set camera.yr %d\n",global.user,camera.yr); - printf("%s set camera.zr %d\n",global.user,camera.zr); - printf("%s set camera.zoom %Lf\n",global.user,camera.zoom); - continue; - } - if(!strcmp(command,"quit")) { - return -1; - } - if(!strcmp(command,"set")) { //set variable //TODO: add more things to this. - if(len != 3 && len != 4) continue; - if(len == 4) { - if(!strcmp(a[2],"camera.p.x")) camera.p.x=strtold(a[3],0); - else if(!strcmp(a[2],"camera.p.y")) camera.p.y=strtold(a[3],0); - else if(!strcmp(a[2],"camera.p.z")) camera.p.z=strtold(a[3],0); - else if(!strcmp(a[2],"camera.zoom")) camera.zoom=strtold(a[3],0); - else if(!strcmp(a[2],"camera.xr")) camera.xr=atoi(a[3]); - else if(!strcmp(a[2],"camera.yr")) camera.yr=atoi(a[3]); - else if(!strcmp(a[2],"camera.zr")) camera.zr=atoi(a[3]); - else printf("# unknown variable: %s\n",a[2]); - continue; - } - if(!strcmp(a[2],"force_redraw")) global.force_redraw^=1; - else if(!strcmp(a[2],"red_and_blue")) { global.red_and_blue^=1; set_aspect_ratio(); } - else { printf("# unknown variable: %s\n",a[2]); continue; } - printf("# %s toggled!\n",a[2]); - continue; - } - if(!strcmp(command,"addshape")) { - if(len > 3) { - global.shape[i]=malloc(sizeof(struct c3_shape)); - global.shape[i]->id=strdup(id); - global.shape[i]->len=strtold(a[2],0); - for(j=0;j < global.shape[i]->len+(global.shape[i]->len==1);j++) { - global.shape[i]->p[j].x=strtold(a[(j*3)+3],0);//second arg is just for a return value. set to 0 if you don't want it. - global.shape[i]->p[j].y=strtold(a[(j*3)+4],0); - global.shape[i]->p[j].z=strtold(a[(j*3)+5],0); - } - i++; - global.shapes=i; - global.shape[i]=0; - } else { - printf("# ERROR: wrong amount of parts for addshape. got: %d expected: 11\n",len); - } - continue; - } - if(!strcmp(command,"scaleup")) {//should this scale separately so it can be a deform too? - for(i=0;global.shape[i];i++) { - if(!strcmp(global.shape[i]->id,id)) { - for(j=0;j < global.shape[i]->len+(global.shape[i]->len==1);j++) { - global.shape[i]->p[j].x*=strtold(a[2],0); - global.shape[i]->p[j].y*=strtold(a[2],0); - global.shape[i]->p[j].z*=strtold(a[2],0); - } - } - } - continue; - //return ret; - } - if(!strcmp(command,"move")) { - if(len > 4) { - for(i=0;global.shape[i];i++) { - if(!strcmp(global.shape[i]->id,id)) { - for(j=0;j < global.shape[i]->len+(global.shape[i]->len==1);j++) { - global.shape[i]->p[j].x+=strtold(a[2],0); - global.shape[i]->p[j].y+=strtold(a[3],0); - global.shape[i]->p[j].z+=strtold(a[4],0); - } - } - } - } - else { - printf("# ERROR: wrong amount of parts for move. got: %d expected: 11\n",len); - } - continue; - //return ret; - } - printf("# I don't know what command you're talking about. %s\n",command); -/* if(!strcmp(command,"rotate")) { - for(i=0;global.shape[i];i++) { - global.shape[i]->p1=rotate_c3_about() - global.shape[i]->p2= - global.shape[i]->p3= - } -*/ - free(line); - if(a) free(a); - } - return ret; -} - -int export_file(FILE *fp) {//not used yet. maybe export in obj optionally? no. that should be an external program -// struct c3_shape *to; -// int i; -// for(i=0;global.shape[i];i++) { -// to=global.shape[i]; -// printf("%s addshape %Lf %Lf %Lf %Lf %Lf %Lf %Lf %Lf %Lf\n",to->id,to->p1.x,to->p1.y,to->p1.z,to->p2.x,to->p2.y,to->p2.z,to->p3.x,to->p3.y,to->p3.z); -// } - return 0; -} - -//push a string back into stdin so it can be read by the file loader. :P -int selfcommand(char *s) { - char t; - if(!strlen(s)) return 0; - ungetc(s[strlen(s)-1],stdin); - t=s[strlen(s)-1]; - s[strlen(s)-1]=0; - selfcommand(s); - putchar(t); - return 0; -} - -int keypress_handler(int sym) { - char line[1024]; - real tmpx; -// real tmpy; //unused atm - real tmpz; - switch(sym) { - case XK_Return: - snprintf(line,sizeof(line)-1,"%s action %s\n",global.user,global.selected_object); - selfcommand(line); - break; - case XK_Up: - tmpx=WALK_SPEED*sinl(d2r(camera.yr+90)); - tmpz=WALK_SPEED*cosl(d2r(camera.yr+90)); - camera.p.x+=tmpx; - camera.p.z+=tmpz; - snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,tmpx,tmpz); - selfcommand(line); - break; - case XK_Down: - tmpx=WALK_SPEED*sinl(d2r(camera.yr+270)); - tmpz=WALK_SPEED*cosl(d2r(camera.yr+270)); - camera.p.x+=tmpx; - camera.p.z+=tmpz; - snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,tmpx,tmpz); - selfcommand(line); - break; - case XK_Left: - tmpx=WALK_SPEED*sinl(d2r(camera.yr)); - tmpz=WALK_SPEED*cosl(d2r(camera.yr)); - camera.p.x+=tmpx; - camera.p.z+=tmpz; - snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,tmpx,tmpz); - selfcommand(line); - break; - case XK_Right: - tmpx=WALK_SPEED*sinl(d2r(camera.yr+180)); - tmpz=WALK_SPEED*cosl(d2r(camera.yr+180)); - camera.p.x+=tmpx; - camera.p.z+=tmpz; - snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,tmpx,tmpz); - selfcommand(line); - break; - case XK_w: - camera.p.y+=1; - snprintf(line,sizeof(line)-1,"%s move 0 1 0 0 0 0 0 0 0\n",global.user); - selfcommand(line); - break; - case XK_s: - camera.p.y-=1; - snprintf(line,sizeof(line)-1,"%s move 0 -1 0 0 0 0 0 0 0\n",global.user); - selfcommand(line); - break; - case XK_r: - camera.xr+=5; - while(camera.xr > 360) camera.xr-=360; - break; - case XK_y: - camera.xr-=5; - while(camera.xr < 0) camera.xr+=360; - break; - case XK_q: - camera.yr+=5; - while(camera.yr > 360) camera.yr-=360; - break; - case XK_e: - camera.yr-=5; - while(camera.yr < 0) camera.yr+=360; - break; - case XK_u: - camera.zr+=5; - while(camera.zr > 360) camera.zr-=360; - break; - case XK_o: - camera.zr-=5; - while(camera.zr < 0) camera.zr+=360; - break; - case XK_z: camera.zoom+=1; break; - case XK_x: camera.zoom-=1; break; - case XK_c: global.mmz*=1.1; break; - case XK_v: global.mmz/=1.1; break; - case XK_h: global.split+=1; break; - case XK_j: global.split-=1; break; - case XK_d: - global.debug ^= 1; - break; - case XK_f: - global.derp ^= 1; - break; - case XK_m: - global.drawminimap += 1; - global.drawminimap %= 4; - break; - case XK_a: - global.drawsky ^= 1; - break; - case XK_3: - global.draw3d += 1; - global.draw3d %= 4; - break; - case XK_Escape: - return -1; - default: - return 0; - break; - } - return 1; -} - - -int main(int argc,char *argv[]) { - Cursor cursor; - XEvent e; - XSetWindowAttributes attributes; - Window root,child;//why do I have this? -// XColor toss; - int i,j; - char tmp[64]; - unsigned int mask; - char redraw=0; - if(argc < 2) { - fprintf(stderr,"usage: hackvr yourname < from_others > to_others\n"); - return 1; - } else { - global.user=strdup(argv[1]); - } - fcntl(1,F_SETFL,O_NONBLOCK);//won't work - printf("# Opening X Display... (%s)\n",getenv("DISPLAY")); - if((global.dpy = XOpenDisplay(0)) == NULL) return printf("# failure.\n"),2; - else printf("# done.\n"); - global.color_map=DefaultColormap(global.dpy, DefaultScreen(global.dpy)); - - printf("# generating grays...\n"); - for(i=0;i<=100;i++) { - snprintf(tmp,sizeof(tmp),"gray%d",i); - XAllocNamedColor(global.dpy,global.color_map,tmp,&global.colors[i],&global.colors[i]); - } - printf("# done.\n"); - setbuf(stdin,0); - setbuf(stdout,0); - assert(global.dpy); - global.split_screen=SPLIT_SCREEN; - global.split_flip=-1; - global.split=5; - global.root_window=0; - global.red_and_blue=RED_AND_BLUE; - //global.colors[0]=BlackPixel(global.dpy,DefaultScreen(global.dpy)); -// int whiteColor = //WhitePixel(global.dpy, DefaultScreen(global.dpy)); - attributes.background_pixel=global.colors[0].pixel; - if(global.root_window) { - global.w = DefaultRootWindow(global.dpy); //this is still buggy. - } else { - global.w = XCreateWindow(global.dpy,DefaultRootWindow(global.dpy),0,0,WIDTH*(global.split_screen / (global.red_and_blue ? global.split_screen : 1)),HEIGHT,1,DefaultDepth(global.dpy,DefaultScreen(global.dpy)),InputOutput,DefaultVisual(global.dpy,DefaultScreen(global.dpy))\ - ,CWBackPixel, &attributes); - set_aspect_ratio(); - XSelectInput(global.dpy, global.w, PointerMotionMask|StructureNotifyMask|ButtonPressMask|ButtonReleaseMask|KeyPressMask|ExposureMask); - } - XMapWindow(global.dpy, global.w); - XStoreName(global.dpy,global.w,"hackvr"); - global.greyscale=1; - global.zsort=1; - global.shape[0]=0;//we'll allocate as we need more. - global.gc=XCreateGC(global.dpy, global.w, 0, 0); - - if(global.red_and_blue) { - global.width=WIDTH; - } else { - global.width=WIDTH*global.split_screen; - } - global.height=HEIGHT; - - global.backbuffer=XCreatePixmap(global.dpy,global.w,global.width,global.height,DefaultDepth(global.dpy,DefaultScreen(global.dpy))); - global.cleanbackbuffer=XCreatePixmap(global.dpy,global.w,global.width,global.height,DefaultDepth(global.dpy,DefaultScreen(global.dpy))); - -//backbuffer is uninitialized - global.backgc=XCreateGC(global.dpy,global.backbuffer,0,0); - - cursor=XCreateFontCursor(global.dpy,XC_crosshair); - XDefineCursor(global.dpy, global.w, cursor); - - XAllocNamedColor(global.dpy, global.color_map, "green", &global.green, &global.green); - XAllocNamedColor(global.dpy, global.color_map, "red", &global.red, &global.red); - XAllocNamedColor(global.dpy, global.color_map, "blue", &global.blue, &global.blue); - XAllocNamedColor(global.dpy, global.color_map, "red", &global.redblue[0], &global.redblue[0]); - XAllocNamedColor(global.dpy, global.color_map, "blue", &global.redblue[1], &global.redblue[1]); - XSetForeground(global.dpy, global.gc, global.green.pixel); - XSetForeground(global.dpy, global.backgc, global.colors[0].pixel);//black. we're about to draw the blank background using this. - XSetBackground(global.dpy, global.gc, global.colors[160].pixel); - XSetBackground(global.dpy, global.backgc, global.colors[140].pixel); - - XFillRectangle(global.dpy,global.cleanbackbuffer,global.backgc,0,0,global.width,global.height); - XSetForeground(global.dpy, global.backgc, global.green.pixel); - -// XSetForeground(global.dpy, gc, whiteColor); -// this was taking a "long" time. - printf("# generating sky... "); - skypixmap=XCreatePixmap(global.dpy,global.w,SKYW,SKYH,DefaultDepth(global.dpy,DefaultScreen(global.dpy))); - for(i=0;i<SKYH;i++) { - for(j=0;j<SKYW;j++) { - if(i==0) sky[i][j]=rand()%2; - else { - sky[i][j]=(SKYRULE >> ((!!sky[i-1][(j+(SKYW)-1)%(SKYW)]<<2) | (!!sky[i-1][j]<<1) | (!!sky[i-1][j+1%(SKYW)])) & 1); - if(sky[i][j]) { - XDrawPoint(global.dpy,skypixmap,global.backgc,j,i); - } - } - } - } - printf("done.\n"); - - global.mapxoff=global.width/2; - global.mapyoff=global.height/2; - global.drawminimap=0; - global.draw3d=1; - global.debug=0; - global.force_redraw=1;//use this for checking proper fps I guess. - camera.zoom=30.0l; - camera.xr=270; - camera.yr=270; - camera.zr=0; - global.mmz=1; - camera.p.x=0; - camera.p.z=6; - camera.p.y=5; - printf("# entering main loop\n"); - for(;;) { - redraw=global.force_redraw; - while(XPending(global.dpy)) {//these are taking too long? - XNextEvent(global.dpy, &e); -// printf("# handling event with type: %d\n",e.type); - switch(e.type) { -// case Expose: -// if(e.xexpose.count == 0) redraw=1; -// break; - case MotionNotify: - redraw=1; - XQueryPointer(global.dpy,global.w,&root,&child,&global.rmousex,&global.rmousey,&global.mousex,&global.mousey,&mask); - break; - case ButtonPress: - redraw=1; - global.buttonpressed=e.xbutton.button; - break; - case ButtonRelease: - redraw=1; - global.buttonpressed=0; - break; - case ConfigureNotify: - redraw=1; - XGetGeometry(global.dpy,global.w,&root,&global.x,&global.y,&global.width,&global.height,&global.border_width,&global.depth); - if(global.width / (global.split_screen / (global.red_and_blue ? global.split_screen : 1 )) / 4 * 3 != global.height) { - if(global.height * 3 / 4 == global.height) { - printf("math doesn't work.\n"); - } - printf("# DERPY WM CANT TAKE A HINT %d / %d / 4 * 3 = %d != %d\n",global.width,global.split_screen,global.width /global.split_screen /4 * 3,global.height); - if(global.width / (global.split_screen / (global.red_and_blue ? global.split_screen : 1)) / 4 * 3 < global.height) { - global.height=global.width / (global.split_screen / (global.red_and_blue ? global.split_screen : 1)) / 4 * 3; - } else { - global.width=global.height * 3 / 4 * (global.split_screen / (global.red_and_blue ? global.split_screen : 1)); - } - } - global.mapxoff=global.width/(global.split_screen / (global.red_and_blue ? global.split_screen : 1))/2; - global.mapyoff=global.height/2; - break; - case KeyPress: - redraw=1; - if(keypress_handler(XLookupKeysym(&e.xkey,0)) == -1) { - printf("# exiting\n"); - return 0; - } - break; - default: - //printf("# received event with type: %d\n",e.type); - break; - } - } - switch(load_stdin()) { - case -1: - return 0; - break; - case 0: - break; - default: - redraw=1; - break; - } - //camera.yr+=2; - if(redraw) { - draw_screen(global.dpy,global.w,global.gc); - } - //usleep(10000); - } - return 0; -} diff --git a/slowcat.c b/slowcat.c deleted file mode 100644 index facd2cc..0000000 --- a/slowcat.c +++ /dev/null @@ -1,28 +0,0 @@ -#define _BSD_SOURCE -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> - -int main(int argc,char *argv[]) { - short in; - FILE *fp=stdin; - if(argc < 2) { - fprintf(stderr,"usage: slowcat delay [file1] [file2] [...]\n"); - return 1; - } - if(argc > 2) { - fp=fopen(argv[2],"r"); - } - do { - while((in=fgetc(fp)) != -1) { - printf("%c",in); - if(in == '\n') { - fflush(stdout); - usleep(atoi(argv[1])); - } - } - fclose(fp); - argv++; - } while((fp=fopen(argv[1],"r"))); - return 0; -} diff --git a/src/Makefile b/src/Makefile index 136e8d2..6ae7cee 100644 --- a/src/Makefile +++ b/src/Makefile @@ -1,20 +1,21 @@ ### if you want X11: CFLAGS=-Wall -pedantic -std=c99 -DGRAPHICAL ### and add graphics.o to hackvr build target. ### fuck it. I'll fix it later. -CFLAGS=-Wall -pedantic -std=c99 -DGRAPHICAL +CFLAGS=-Wall -pedantic -std=c99 -DGRAPHICAL -ffast-math +#CFLAGS=-std=c99 -DGRAPHICAL -ffast-math all: hackvr slowcat hackvr: LDLIBS=-lm -lX11 -hackvr: hackvr.o graphics.o +hackvr: hackvr.o graphics.o graphics_x11.o -# x11.o: LDLIBS=-lm -lX11 +graphics_x11.o: LDLIBS=-lm -lX11 hackvr.o: LDLIBS=-lm -lX11 graphics.o: LDLIBS=-lm -lX11 clean: - rm hackvr - rm slowcat - rm *.o + rm -f hackvr + rm -f slowcat + rm -f *.o diff --git a/src/common.h b/src/common.h index 8f59c55..24011f7 100644 --- a/src/common.h +++ b/src/common.h @@ -31,68 +31,43 @@ struct camera { real zoom; } camera; -struct c3_line { +typedef struct c3_line { char *id; c3_t p1; c3_t p2; -}; +} cs_l_t; + +typedef struct cs_shape { + char *id; + unsigned char len; + cs_t p[MAX_SIDES]; +} cs_s_t; -struct c3_shape {//use array or linked list? +typedef struct c2_shape { + char *id; + unsigned char len; + c2_t p[MAX_SIDES]; +} c2_s_t; + +typedef struct c3_shape {//use array or linked list? char *id; unsigned char len; c3_t p[MAX_SIDES]; -}; +} c3_s_t; -struct mainwin { +struct global { int x; int y; - unsigned int depth; - int mousex; - int mousey; - int rmousex; - int rmousey; - int buttonpressed; - unsigned int width; - unsigned int height; - unsigned int border_width; - XColor colors[256]; - int xoff; int math_error; - int mapxoff; - int mapyoff; - int split_screen; - int split_flip;//1 or -1 char *user; - char greyscale; char headless; - char drawminimap;//flag - char draw3d;//flag char debug;//flag - char drawsky;//flag - char zsort; - char red_and_blue; - char force_redraw; char selected_object[256];//meh real mmz; - XColor green; - XColor red; - XColor blue; - XColor redblue[2]; - Colormap color_map; - Display *dpy; - Window w; - Pixmap backbuffer; - Pixmap cleanbackbuffer; - GC gc; - GC backgc; struct c3_shape *shape[SHAPES]; int shapes; int derp; - int root_window; real split; - int oldfps; - int fps; - int oldtime; }; #endif diff --git a/src/config.h b/src/config.h index 2e79efb..324d815 100644 --- a/src/config.h +++ b/src/config.h @@ -2,6 +2,11 @@ #ifndef _HACKVR_CONFIG_H_ #define _HACKVR_CONFIG_H_ +//Aspect Ratio: +#define AR_W 4 +#define AR_H 3 + +#define DEBUG 1 #define WALK_SPEED 1 #define SPLIT_SCREEN 1 #define CAMERA_SEPARATION 4 @@ -10,5 +15,6 @@ #define MAX_SIDES 8 #define WIDTH 1024 #define HEIGHT 768 +#define FORCE_REDRAW 1 #endif diff --git a/src/graphics.c b/src/graphics.c index 31f0274..a8a8e69 100644 --- a/src/graphics.c +++ b/src/graphics.c @@ -8,10 +8,6 @@ #include <dirent.h> #include <stdlib.h> //#include <sys/select.h> //code to use select instead of non-blocking is commented out. might decide to use it later. -#include <X11/Xlib.h> -#include <X11/keysym.h> -#include <X11/cursorfont.h> -#include <X11/Xutil.h> //for size hints #include <time.h> #define __USE_GNU //for longer math constants #include <math.h> @@ -19,6 +15,10 @@ #include "config.h" #include "common.h" +//choose which graphic's end you want here I guess? +#include "graphics_x11.h" +#include "graphics.h" + //typedef float real; //think this conflicts? //TODO: will have to make some pixmaps get resized when the window does. @@ -28,10 +28,8 @@ #define SKYW (WIDTH*5) #define SKYH (HEIGHT/2) -Pixmap skypixmap; -char sky[SKYH][SKYW]; - -extern struct mainwin global; +extern struct global global; +struct gra_global gra_global; #ifdef GRAPHICAL @@ -43,11 +41,11 @@ extern struct mainwin global; #define RIGHT 320.0 #define LEFT -320.0 -int c2sX(long double x) { return (global.width/(global.split_screen / (global.red_and_blue ? global.split_screen: 1))) * ((x + RIGHT) / (RIGHT *2)) + global.xoff; } -int s2cX(long double x) { return (x/(global.width/(global.split_screen / (global.red_and_blue?global.split_screen :1))))*(RIGHT*2)-RIGHT; } +int c2sX(real x) { return (gra_global.width/(gra_global.split_screen / (gra_global.red_and_blue ? gra_global.split_screen: 1))) * ((x + RIGHT) / (RIGHT *2)) + gra_global.xoff; } +int s2cX(real x) { return (x/(gra_global.width/(gra_global.split_screen / (gra_global.red_and_blue?gra_global.split_screen :1))))*(RIGHT*2)-RIGHT; } -int c2sY(long double y) { return global.height * ((TOP-y) / (TOP*2)); } -int s2cY(long double y) { return -((y/global.height) * (TOP*2) - TOP); } +int c2sY(real y) { return gra_global.height * ((TOP-y) / (TOP*2)); } +int s2cY(real y) { return -((y/gra_global.height) * (TOP*2) - TOP); } cs_t c2_to_cs(c2_t p) { return (cs_t){c2sX(p.x),c2sY(p.y)}; @@ -56,22 +54,22 @@ c2_t cs_to_c2(cs_t p) { return (c2_t){s2cX(p.x),s2cY(p.y)}; } -long double distance2(c2_t p1,c2_t p2) { +real distance2(c2_t p1,c2_t p2) { return sqrtl(( (p1.x-p2.x)*(p1.x-p2.x) )+( (p1.y-p2.y)*(p1.y-p2.y) )); } -long double distance3(c3_t p1,c3_t p2) { +real distance3(c3_t p1,c3_t p2) { return sqrtl(( (p1.x-p2.x)*(p1.x-p2.x) )+( (p1.y-p2.y)*(p1.y-p2.y) )+( (p1.z-p2.z)*(p1.z-p2.z) )); } -long double points_to_angle(c2_t p1,c2_t p2) { - long double a=atan2l(p2.y-p1.y,p2.x-p1.x); +real points_to_angle(c2_t p1,c2_t p2) { + real a=atan2l(p2.y-p1.y,p2.x-p1.x); return a>=0?a:M_PIl+M_PIl+a; } -long double d2r(int d) { +real d2r(int d) { while(d<0) d+=360; - return (long double)(d%360) / (long double)180 * M_PIl; + return (real)(d%360) / (real)180 * M_PIl; } int r2d(real r) { return r / M_PIl * 180; @@ -154,14 +152,21 @@ int get_2D_intersection_Y(x,y,d,x,z,d) { } */ -void draw_cs_line(cs_t p1,cs_t p2) { - XDrawLine(global.dpy,global.backbuffer,global.backgc,p1.x,p1.y,p2.x,p2.y); -} - void draw_c2_line(c2_t p1,c2_t p2) { draw_cs_line(c2_to_cs(p1),c2_to_cs(p2)); } +void draw_c3_shape(c3_s_t s) {//outlined. needs to be filled? + int i; + cs_s_t ss; + ss.id=s.id;//it shouldn't disappear and we shouldn't need to make a copy. + ss.len=s.len; + for(i=0;i<s.len+(s.len==1);i++) { + ss.p[i]=c3_to_cs(s.p[i]); + } + draw_cs_shape(ss); +} + #define MAGIC(x) (1.0l-(1.0l/powl(1.01l,(x)))) //??? might want to have some changables in here real magic(real x) { @@ -237,17 +242,17 @@ c2_t c3_to_c2(c3_t p3) { //DO NOT DRAW STUFF IN HERE void draw_c3_line(c3_t p1,c3_t p2) { // if(!between_angles(points_to_angle((c2_t){camera.p.x,camera.p.z},(c2_t){p1.x,p1.z}),0,90) || // !between_angles(points_to_angle((c2_t){camera.p.x,camera.p.z},(c2_t){p2.x,p2.z}),0,90)) return; - if(global.drawminimap == 1) { + if(gra_global.drawminimap == 1) { draw_c2_line((c2_t){(camera.p.x-2)*global.mmz,(camera.p.z+2)*global.mmz},(c2_t){(camera.p.x+2)*global.mmz,(camera.p.z-2)*global.mmz}); draw_c2_line((c2_t){(camera.p.x+2)*global.mmz,(camera.p.z+2)*global.mmz},(c2_t){(camera.p.x-2)*global.mmz,(camera.p.z-2)*global.mmz}); draw_c2_line((c2_t){p1.x*global.mmz,p1.z*global.mmz},(c2_t){p2.x*global.mmz,p2.z*global.mmz}); } - if(global.drawminimap == 2) {//map rotates. + if(gra_global.drawminimap == 2) {//map rotates. c3_t t1=rotate_c3_yr(p1,camera.p,d2r(camera.yr)); c3_t t2=rotate_c3_yr(p2,camera.p,d2r(camera.yr)); draw_c2_line((c2_t){t1.x*global.mmz,t1.z*global.mmz},(c2_t){t2.x*global.mmz,t2.z*global.mmz}); } - if(global.draw3d != 0) draw_c2_line(c3_to_c2(p1),c3_to_c2(p2)); + if(gra_global.draw3d != 0) draw_c2_line(c3_to_c2(p1),c3_to_c2(p2)); if(global.debug) { } @@ -303,16 +308,6 @@ void HatchLines(c2_t p1,c2_t p2,c2_t p3,int density) { //black out the rest of the triangle first? //sounds alright to me... -void draw_cs_text(cs_t p,char *text) { - char t[256]; - int direction,ascent,descent; - XFontStruct *font=XLoadQueryFont(global.dpy,"fixed"); - XCharStruct overall; - snprintf(t,sizeof(t)-1,"%s",text); - XTextExtents(font,text,strlen(text),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,p.x,p.y+(descent+ascent),text,strlen(text)); -} - void draw_c2_text(c2_t p,char *text) { cs_t p2=c2_to_cs(p); draw_cs_text(p2,text); @@ -331,74 +326,6 @@ cs_t *c3s_to_css(c3_t *p3,int len) { return ps; }*/ -void draw_c3_shape(struct c3_shape s) { -// char line[1024]; - int i=0; - int h;//,w - XPoint p[s.len+(s.len==1)]; - cs_t tmp; - for(i=0;i<s.len+(s.len==1);i++) { - tmp=c3_to_cs(s.p[i]); - p[i]=(XPoint){tmp.x,tmp.y}; - } - if(global.draw3d == 1) { // wireframe - switch(s.len) { - case 1: - //w=max(p[0].x,p[1].x)-min(p[0].x,p[1].x); - h=max(p[0].y,p[1].y)-min(p[0].y,p[1].y); - p[0].x-=h; - p[0].y-=h; - XDrawArc(global.dpy,global.backbuffer,global.backgc,p[0].x,p[0].y,h*2,h*2,0,360*64); - break; - case 2: - XDrawLine(global.dpy,global.backbuffer,global.backgc,p[0].x,p[0].y,p[1].x,p[1].y); - break; - default: - for(i=0;i<s.len;i++) { - XDrawLines(global.dpy,global.backbuffer,global.backgc,p,s.len,CoordModeOrigin); - } - break; - } - } - if(global.draw3d == 2) { //draw it filled in - switch(s.len) { - case 1: - //w=max(p[0].x,p[1].x)-min(p[0].x,p[1].x); - h=max(p[0].y,p[1].y)-min(p[0].y,p[1].y); - p[0].x-=h; - p[0].y-=h; - XFillArc(global.dpy,global.backbuffer,global.backgc,p[0].x,p[0].y,h*2,h*2,0,360*64); - break; - case 2: - XDrawLine(global.dpy,global.backbuffer,global.backgc,p[0].x,p[0].y,p[1].x,p[1].y); - break; - default: - XFillPolygon(global.dpy,global.backbuffer,global.backgc,p,s.len,Convex,CoordModeOrigin); - break; - } - } -// if(global.draw3d == 3) { //hashed -// XSetForeground(global.dpy, global.backgc, global.colors[0].pixel); - //XDrawFilledShape(c3_to_cs(t.p1),c3_to_cs(t.p2),c3_to_cs(t.p3));//clear out this triangle. -// XSetForeground(global.dpy, global.backgc, global.green.pixel); - //upgrade me! DrawHatchedTriangle(t,10 - (shitdist(t,camera.p) / 10));//how to get density? -// } -/* if(global.debug) { - snprintf(line,sizeof(line)-1,"(%Lf,%Lf,%Lf)",t.p1.x,t.p1.y,t.p1.z); - draw_c3_text(t.p1,line); - snprintf(line,sizeof(line)-1,"(%Lf,%Lf,%Lf)",t.p2.x,t.p2.y,t.p2.z); - draw_c3_text(t.p2,line); - snprintf(line,sizeof(line)-1,"(%Lf,%Lf,%Lf)",t.p3.x,t.p3.y,t.p3.z); - draw_c3_text(t.p3,line); -*/ -// } -} - -typedef struct { - struct c3_shape *s; - real d; -} zsort_t; - int compar(zsort_t *a,zsort_t *b) { return ((a->d) > (b->d)); } @@ -406,80 +333,80 @@ int compar(zsort_t *a,zsort_t *b) { /* void draw_c3_point_text(c3_t p,char *text) { - char coords[256]; + char tmp[256]; int direction,ascent,descent; cs_t p2; p2=c3_to_cs(p); - snprintf(coords,sizeof(coords)-1,"(%Lf,%Lf,%Lf)",p.x,p.y,p.z); + snprintf(tmp,sizeof(tmp)-1,"(%Lf,%Lf,%Lf)",p.x,p.y,p.z); XTextExtents(font,text,strlen(text),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,p2.x,p2.y+(descent+ascent),coords,strlen(coords)); + XDrawString(global.dpy,global.backbuffer,global.backgc,p2.x,p2.y+(descent+ascent),tmp,strlen(tmp)); }*/ -void draw_screen(Display *dpy,Window w,GC gc) { +//push a string back into stdin so it can be read by the file loader. :P +int selfcommand(char *s) { + char t; + if(!strlen(s)) return 0; + ungetc(s[strlen(s)-1],stdin); + t=s[strlen(s)-1]; + s[strlen(s)-1]=0; + selfcommand(s); + putchar(t); + return 0; +} +#endif + +void draw_screen() { int i; int colori=100; int cn=0;//camera number. - XFontStruct *font=XLoadQueryFont(global.dpy,"fixed"); - XCharStruct overall; - int direction,ascent,descent; - char coords[256]; - XGCValues gcval; + char tmp[256]; zsort_t zs[SHAPES]; - XCopyArea(global.dpy,global.cleanbackbuffer,global.backbuffer,gc,0,0,global.width,global.height,0,0);//clear the backbuffer. -// XCopyPlane(global.dpy,global.cleanbackbuffer,global.backbuffer,gc,0,0,global.width,global.height,0,0,1);//clear the backbuffer. - XRectangle cliprect; - cliprect.x=0; - cliprect.y=0; - cliprect.width=global.width/global.split_screen; - cliprect.height=global.height; + clear_backbuffer(); real oldx=camera.p.x; real oldz=camera.p.z; - if(global.split_screen > 1) { - camera.p.z-=(global.split_flip)*((global.split/global.split_screen)*cosl(d2r(camera.yr+180))); - camera.p.x-=(global.split_flip)*((global.split/global.split_screen)*sinl(d2r(camera.yr+180))); + if(gra_global.split_screen > 1) { + camera.p.z-=(gra_global.split_flip)*((gra_global.split/gra_global.split_screen)*cosl(d2r(camera.yr+180))); + camera.p.x-=(gra_global.split_flip)*((gra_global.split/gra_global.split_screen)*sinl(d2r(camera.yr+180))); } - for(cn=0;cn<global.split_screen;cn++) { - if(global.red_and_blue) { + for(cn=0;cn<gra_global.split_screen;cn++) { + if(gra_global.red_and_blue) { //set color for left half to red and right half to blue //and draw mode for the gc to GXOr - global.xoff=0; - gcval.function=GXor; - XChangeGC(global.dpy,global.backgc,GCFunction,&gcval); + red_and_blue_magic(); + gra_global.xoff=0;//we're overlapping our drawing so no offset based on camera. } else { - global.xoff=(global.width/global.split_screen)*cn; + gra_global.xoff=(gra_global.width/gra_global.split_screen)*cn; + } + if(!gra_global.red_and_blue) { + set_clipping_rectangle(gra_global.xoff,0,gra_global.width/gra_global.split_screen,gra_global.height);// } - if(!global.red_and_blue) XSetClipRectangles(global.dpy,global.backgc,global.xoff,0,&cliprect,1,Unsorted); //if(global.drawminimap == 3) { draw_graph(magic); continue; } - if(global.drawsky) { - XCopyArea(global.dpy,skypixmap,global.backbuffer,global.backgc,((camera.yr*5)+SKYW)%SKYW,0,WIDTH,global.height/2,0,0); + if(gra_global.drawsky) { + //XCopyArea(global.dpy,skypixmap,global.backbuffer,global.backgc,((camera.yr*5)+SKYW)%SKYW,0,WIDTH,global.height/2,0,0); } - if(global.draw3d) { -// draw_c2_line((c2_t){LEFT,0},(c2_t){RIGHT,0}); //horizon + if(gra_global.draw3d) { + draw_c2_line((c2_t){LEFT,0},(c2_t){RIGHT,0}); //horizon } - if(time(0) == global.oldtime) { - global.fps++; + if(time(0) == gra_global.oldtime) { + gra_global.fps++; } else { - global.oldtime=time(0); - global.oldfps=global.fps; - global.fps=0; + gra_global.oldtime=time(0); + gra_global.oldfps=gra_global.fps; + gra_global.fps=0; } //XSetForeground(global.dpy, global.backgc, global.green.pixel); if(global.debug) { - snprintf(coords,sizeof(coords)-1,"debug: %s minimap: %d 3d: %d fps: %d shapes: %d",global.debug?"on":"off",global.drawminimap,global.draw3d,global.oldfps,global.shapes); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,global.xoff,global.height/2+(descent+0+ascent)*1,coords,strlen(coords)); - snprintf(coords,sizeof(coords)-1,"x: %d y: %d",global.mousex,global.mousey); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,global.xoff,global.height/2+(descent+0+ascent)*2,coords,strlen(coords)); - snprintf(coords,sizeof(coords)-1,"cx: %Lf cy: %Lf cz: %Lf",camera.p.x,camera.p.y,camera.p.z); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,global.xoff,global.height/2+(descent+0+ascent)*3,coords,strlen(coords)); - snprintf(coords,sizeof(coords)-1,"xr: %d yr: %d zr: %d",camera.xr,camera.yr,camera.zr); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,global.xoff,global.height/2+(descent+0+ascent)*4,coords,strlen(coords)); + snprintf(tmp,sizeof(tmp)-1,"debug: %s minimap: %d 3d: %d fps: %d shapes: %d",global.debug?"on":"off",gra_global.drawminimap,gra_global.draw3d,gra_global.oldfps,global.shapes); + draw_cs_text((cs_t){gra_global.xoff,(gra_global.height/2)+10},tmp); + snprintf(tmp,sizeof(tmp)-1,"x: %d y: %d",gra_global.mousex,gra_global.mousey); + draw_cs_text((cs_t){gra_global.xoff,(gra_global.height/2)+20},tmp); + snprintf(tmp,sizeof(tmp)-1,"cx: %Lf cy: %Lf cz: %Lf",camera.p.x,camera.p.y,camera.p.z); + draw_cs_text((cs_t){gra_global.xoff,(gra_global.height/2)+30},tmp); + snprintf(tmp,sizeof(tmp)-1,"xr: %d yr: %d zr: %d",camera.xr,camera.yr,camera.zr); + draw_cs_text((cs_t){gra_global.xoff,(gra_global.height/2)+40},tmp); } // if(global.drawminimap) {//this isn't even useful I guess. @@ -539,11 +466,11 @@ void draw_screen(Display *dpy,Window w,GC gc) { } for(i=0;global.shape[i];i++) { //now we pick the color of this triangle! - if(global.red_and_blue) { + if(gra_global.red_and_blue) { if(cn==0) { - XSetForeground(global.dpy,global.backgc,global.red.pixel); +// XSetForeground(global.dpy,global.backgc,global.red.pixel);//??? } else { - XSetForeground(global.dpy,global.backgc,global.blue.pixel); +// XSetForeground(global.dpy,global.backgc,global.blue.pixel);//??? } //tests of blending grayscale with red and blue // draw_c3_triangle(*(zs[i].t)); @@ -551,29 +478,27 @@ void draw_screen(Display *dpy,Window w,GC gc) { if(!strcmp(global.selected_object,zs[i].s->id)) { //XSetForeground(global.dpy,global.backgc,global.green.pixel); } else { - if(global.greyscale) { + if(gra_global.greyscale) { if(zs[i].d > 0) { if(zs[i].d < 100) { colori=zs[i].d; } } colori=(int)(zs[i].d)%100; - XSetForeground(global.dpy,global.backgc,global.colors[(int)(100.0-(colori))].pixel);//picking the color here only works if... +// XSetForeground(global.dpy,global.backgc,global.colors[(int)(100.0-(colori))].pixel);//picking the color here only works if... } } } + set_color(); draw_c3_shape(*(zs[i].s)); } - XSetForeground(global.dpy, global.backgc, global.green.pixel); +// XSetForeground(global.dpy, global.backgc, global.green.pixel); if(global.debug) { - snprintf(coords,sizeof(coords)-1,"selected object: %s",global.selected_object); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,global.xoff,global.height/2+(descent+0+ascent)*5,coords,strlen(coords)); + snprintf(tmp,sizeof(tmp)-1,"selected object: %s",global.selected_object); + draw_cs_text((cs_t){gra_global.xoff,(gra_global.height/2)+50},tmp); } - camera.p.z+=(global.split_flip)*(global.split*cosl(d2r(camera.yr+180))); - camera.p.x+=(global.split_flip)*(global.split*sinl(d2r(camera.yr+180))); - - + camera.p.z+=(gra_global.split_flip)*(gra_global.split*cosl(d2r(camera.yr+180))); + camera.p.x+=(gra_global.split_flip)*(gra_global.split*sinl(d2r(camera.yr+180))); } //TODO: figure out what all this shit is and either update or remove. @@ -592,12 +517,12 @@ void draw_screen(Display *dpy,Window w,GC gc) { y1=global.mousey; real a=points_to_angle((c2_t){0,0},cs_to_c2((cs_t){x1,y1})); - snprintf(coords,sizeof(coords)-1,"%llf",a); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,w,gc,global.xoff,(descent+0+ascent)*6,coords,strlen(coords)); - snprintf(coords,sizeof(coords)-1,"%llf",points_to_angle(cs_to_c2((cs_t){global.mousex,global.mousey}),(c2_t){0,0})+(M_PIl/2)); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,w,gc,global.xoff,(descent+0+ascent)*7,coords,strlen(coords)); + snprintf(tmp,sizeof(tmp)-1,"%llf",a); + XTextExtents(font,tmp,strlen(tmp),&direction,&ascent,&descent,&overall); + XDrawString(global.dpy,w,gc,global.xoff,(descent+0+ascent)*6,tmp,strlen(tmp)); + snprintf(tmp,sizeof(tmp)-1,"%llf",points_to_angle(cs_to_c2((cs_t){global.mousex,global.mousey}),(c2_t){0,0})+(M_PIl/2)); + XTextExtents(font,tmp,strlen(tmp),&direction,&ascent,&descent,&overall); + XDrawString(global.dpy,w,gc,global.xoff,(descent+0+ascent)*7,tmp,strlen(tmp)); XDrawLine(global.dpy,w,gc,global.mousex,global.mousey,global.width/2,global.height/2); real c=cosl(d2r(camera.yr) - a) * distance((c2_t){x1,y1},(c2_t){WIDTH/2,HEIGHT/2}); @@ -607,300 +532,5 @@ void draw_screen(Display *dpy,Window w,GC gc) { */ camera.p.x = oldx; camera.p.z = oldz; //-= cn*CAMERA_SEPARATION; -// XClearWindow(global.dpy, w); - XCopyArea(global.dpy,global.backbuffer,w,gc,0,0,global.width,global.height,0,0);//move backbuffer to window -// XCopyPlane(global.dpy,global.backbuffer,w,gc,0,0,global.width,global.height,0,0,0x000100);//move backbuffer to window -} - -void set_aspect_ratio() { - XSizeHints *hints=XAllocSizeHints(); - hints->min_aspect.x=4*(global.split_screen / (global.red_and_blue ? global.split_screen : 1)); - hints->min_aspect.y=3; - hints->max_aspect.x=4*(global.split_screen / (global.red_and_blue ? global.split_screen : 1)); - hints->max_aspect.y=3; - hints->flags=PAspect; - XSetWMNormalHints(global.dpy,global.w,hints); -} -#endif - -#ifdef GRAPHICAL -//push a string back into stdin so it can be read by the file loader. :P -int selfcommand(char *s) { - char t; - if(!strlen(s)) return 0; - ungetc(s[strlen(s)-1],stdin); - t=s[strlen(s)-1]; - s[strlen(s)-1]=0; - selfcommand(s); - putchar(t); - return 0; -} - -int keypress_handler(int sym) { - char line[1024]; - real tmpx; -// real tmpy; //unused atm - real tmpz; - switch(sym) { - case XK_Return: - snprintf(line,sizeof(line)-1,"%s action %s\n",global.user,global.selected_object); - selfcommand(line); - break; - case XK_Up: - tmpx=WALK_SPEED*sinl(d2r(camera.yr+90)); - tmpz=WALK_SPEED*cosl(d2r(camera.yr+90)); - camera.p.x+=tmpx; - camera.p.z+=tmpz; - snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,tmpx,tmpz); - selfcommand(line); - break; - case XK_Down: - tmpx=WALK_SPEED*sinl(d2r(camera.yr+270)); - tmpz=WALK_SPEED*cosl(d2r(camera.yr+270)); - camera.p.x+=tmpx; - camera.p.z+=tmpz; - snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,tmpx,tmpz); - selfcommand(line); - break; - case XK_Left: - tmpx=WALK_SPEED*sinl(d2r(camera.yr)); - tmpz=WALK_SPEED*cosl(d2r(camera.yr)); - camera.p.x+=tmpx; - camera.p.z+=tmpz; - snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,tmpx,tmpz); - selfcommand(line); - break; - case XK_Right: - tmpx=WALK_SPEED*sinl(d2r(camera.yr+180)); - tmpz=WALK_SPEED*cosl(d2r(camera.yr+180)); - camera.p.x+=tmpx; - camera.p.z+=tmpz; - snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,tmpx,tmpz); - selfcommand(line); - break; - case XK_w: - camera.p.y+=1; - snprintf(line,sizeof(line)-1,"%s move 0 1 0 0 0 0 0 0 0\n",global.user); - selfcommand(line); - break; - case XK_s: - camera.p.y-=1; - snprintf(line,sizeof(line)-1,"%s move 0 -1 0 0 0 0 0 0 0\n",global.user); - selfcommand(line); - break; - case XK_r: - camera.xr+=5; - while(camera.xr > 360) camera.xr-=360; - break; - case XK_y: - camera.xr-=5; - while(camera.xr < 0) camera.xr+=360; - break; - case XK_q: - camera.yr+=5; - while(camera.yr > 360) camera.yr-=360; - break; - case XK_e: - camera.yr-=5; - while(camera.yr < 0) camera.yr+=360; - break; - case XK_u: - camera.zr+=5; - while(camera.zr > 360) camera.zr-=360; - break; - case XK_o: - camera.zr-=5; - while(camera.zr < 0) camera.zr+=360; - break; - case XK_z: camera.zoom+=1; break; - case XK_x: camera.zoom-=1; break; - case XK_c: global.mmz*=1.1; break; - case XK_v: global.mmz/=1.1; break; - case XK_h: global.split+=1; break; - case XK_j: global.split-=1; break; - case XK_d: - global.debug ^= 1; - break; - case XK_f: - global.derp ^= 1; - break; - case XK_m: - global.drawminimap += 1; - global.drawminimap %= 4; - break; - case XK_a: - global.drawsky ^= 1; - break; - case XK_3: - global.draw3d += 1; - global.draw3d %= 4; - break; - case XK_Escape: - return -1; - default: - return 0; - break; - } - return 1; -} -#endif - -int x11_init() { - int i,j; - char tmp[64]; - Cursor cursor; - XSetWindowAttributes attributes; -// Window root,child;//why do I have this? -// XColor toss; - printf("# Opening X Display... (%s)\n",getenv("DISPLAY")); - if((global.dpy = XOpenDisplay(0)) == NULL) return printf("# failure.\n"),2; - else printf("# done.\n"); - global.color_map=DefaultColormap(global.dpy, DefaultScreen(global.dpy)); - printf("# generating grays...\n"); - for(i=0;i<=100;i++) { - snprintf(tmp,sizeof(tmp),"gray%d",i); - XAllocNamedColor(global.dpy,global.color_map,tmp,&global.colors[i],&global.colors[i]); - } - printf("# done.\n"); - assert(global.dpy); - global.split_screen=SPLIT_SCREEN; - global.split_flip=-1; - global.split=5; - global.root_window=0; - global.red_and_blue=RED_AND_BLUE; - //global.colors[0]=BlackPixel(global.dpy,DefaultScreen(global.dpy)); -// int whiteColor = //WhitePixel(global.dpy, DefaultScreen(global.dpy)); - attributes.background_pixel=global.colors[0].pixel; - if(global.root_window) { - global.w = DefaultRootWindow(global.dpy); //this is still buggy. - } else { - global.w = XCreateWindow(global.dpy,DefaultRootWindow(global.dpy),0,0,WIDTH*(global.split_screen / (global.red_and_blue ? global.split_screen : 1)),HEIGHT,1,DefaultDepth(global.dpy,DefaultScreen(global.dpy)),InputOutput,DefaultVisual(global.dpy,DefaultScreen(global.dpy))\ - ,CWBackPixel, &attributes); - set_aspect_ratio(); - XSelectInput(global.dpy, global.w, PointerMotionMask|StructureNotifyMask|ButtonPressMask|ButtonReleaseMask|KeyPressMask|ExposureMask); - } - XMapWindow(global.dpy, global.w); - XStoreName(global.dpy,global.w,"hackvr"); - global.greyscale=1; - global.zsort=1; - global.shape[0]=0;//we'll allocate as we need more. - global.gc=XCreateGC(global.dpy, global.w, 0, 0); - - if(global.red_and_blue) { - global.width=WIDTH; - } else { - global.width=WIDTH*global.split_screen; - } - global.height=HEIGHT; - - global.backbuffer=XCreatePixmap(global.dpy,global.w,global.width,global.height,DefaultDepth(global.dpy,DefaultScreen(global.dpy))); - global.cleanbackbuffer=XCreatePixmap(global.dpy,global.w,global.width,global.height,DefaultDepth(global.dpy,DefaultScreen(global.dpy))); - -//backbuffer is uninitialized - global.backgc=XCreateGC(global.dpy,global.backbuffer,0,0); - - cursor=XCreateFontCursor(global.dpy,XC_crosshair); - XDefineCursor(global.dpy, global.w, cursor); - - XAllocNamedColor(global.dpy, global.color_map, "green", &global.green, &global.green); - XAllocNamedColor(global.dpy, global.color_map, "red", &global.red, &global.red); - XAllocNamedColor(global.dpy, global.color_map, "blue", &global.blue, &global.blue); - XAllocNamedColor(global.dpy, global.color_map, "red", &global.redblue[0], &global.redblue[0]); - XAllocNamedColor(global.dpy, global.color_map, "blue", &global.redblue[1], &global.redblue[1]); - XSetForeground(global.dpy, global.gc, global.green.pixel); - XSetForeground(global.dpy, global.backgc, global.colors[0].pixel);//black. we're about to draw the blank background using this. - XSetBackground(global.dpy, global.gc, global.colors[160].pixel); - XSetBackground(global.dpy, global.backgc, global.colors[140].pixel); - - XFillRectangle(global.dpy,global.cleanbackbuffer,global.backgc,0,0,global.width,global.height); - XSetForeground(global.dpy, global.backgc, global.green.pixel); - -// XSetForeground(global.dpy, gc, whiteColor); -// this was taking a "long" time. - printf("# generating sky... "); - skypixmap=XCreatePixmap(global.dpy,global.w,SKYW,SKYH,DefaultDepth(global.dpy,DefaultScreen(global.dpy))); - for(i=0;i<SKYH;i++) { - for(j=0;j<SKYW;j++) { - if(i==0) sky[i][j]=rand()%2; - else { - sky[i][j]=(SKYRULE >> ((!!sky[i-1][(j+(SKYW)-1)%(SKYW)]<<2) | (!!sky[i-1][j]<<1) | (!!sky[i-1][j+1%(SKYW)])) & 1); - if(sky[i][j]) { - XDrawPoint(global.dpy,skypixmap,global.backgc,j,i); - } - } - } - } - printf("done.\n"); - - global.mapxoff=global.width/2; - global.mapyoff=global.height/2; - global.drawminimap=0; - global.draw3d=1; - global.force_redraw=1;//use this for checking proper fps I guess. - camera.zoom=30.0l; - camera.xr=270; - camera.yr=270; - camera.zr=0; - global.mmz=1; - camera.p.x=0; - camera.p.z=6; - camera.p.y=5; - return 0; -} - -int x11_event_handler() { - int redraw=0; - XEvent e; - Window child,root; - //what sets mask? - unsigned int mask; - while(XPending(global.dpy)) {//these are taking too long? - XNextEvent(global.dpy, &e); -// printf("# handling event with type: %d\n",e.type); - switch(e.type) { -// case Expose: -// if(e.xexpose.count == 0) redraw=1; -// break; - case MotionNotify: - XQueryPointer(global.dpy,global.w,&root,&child,&global.rmousex,&global.rmousey,&global.mousex,&global.mousey,&mask); - redraw=1; - break; - case ButtonPress: - redraw=1; - global.buttonpressed=e.xbutton.button; - break; - case ButtonRelease: - redraw=1; - global.buttonpressed=0; - break; - case ConfigureNotify: - redraw=1; - XGetGeometry(global.dpy,global.w,&root,&global.x,&global.y,&global.width,&global.height,&global.border_width,&global.depth); - if(global.width / (global.split_screen / (global.red_and_blue ? global.split_screen : 1 )) / 4 * 3 != global.height) { - if(global.height * 3 / 4 == global.height) { - printf("math doesn't work.\n"); - } - printf("# DERPY WM CANT TAKE A HINT %d / %d / 4 * 3 = %d != %d\n",global.width,global.split_screen,global.width /global.split_screen /4 * 3,global.height); - if(global.width / (global.split_screen / (global.red_and_blue ? global.split_screen : 1)) / 4 * 3 < global.height) { - global.height=global.width / (global.split_screen / (global.red_and_blue ? global.split_screen : 1)) / 4 * 3; - } else { - global.width=global.height * 3 / 4 * (global.split_screen / (global.red_and_blue ? global.split_screen : 1)); - } - } - global.mapxoff=global.width/(global.split_screen / (global.red_and_blue ? global.split_screen : 1))/2; - global.mapyoff=global.height/2; - break; - case KeyPress: - redraw=1; - if(keypress_handler(XLookupKeysym(&e.xkey,0)) == -1) { - printf("# exiting\n"); - return -1; - } - break; - default: - //printf("# received event with type: %d\n",e.type); - break; - } - } - return redraw; + flipscreen(); } diff --git a/src/graphics.h b/src/graphics.h index ff17b9a..6f28d1e 100644 --- a/src/graphics.h +++ b/src/graphics.h @@ -1,11 +1,51 @@ #ifndef _HACKVR_GRAPHICS_H_ #define _HACKVR_GRAPHICS_H_ -#include <X11/Xlib.h> +//#include <X11/Xlib.h>//this should be in the x11 one, not this one. -int x11_init(); -int x11_event_handler(); -void draw_screen(Display *dpy,Window w,GC gc); +struct gra_global { + unsigned int width; + unsigned int height; + int mousex; + int mousey; + int greyscale; + int xoff; + int split_screen; + int split; + int split_flip; + char force_redraw; + char red_and_blue; + unsigned int depth;//??? + unsigned int border_width; + int oldtime; + int fps; + int oldfps; + char zsort; + char drawminimap; + char drawsky; + char draw3d; + int mapxoff; + int mapyoff; + int rmousex; + int rmousey; + int buttonpressed; +}; + +typedef struct { + struct c3_shape *s; + real d; +} zsort_t; + +int graphics_init(); +int graphics_event_handler(); +void draw_screen(); void set_aspect_ratio(); +int selfcommand(char *s); +cs_t c3_to_cs(c3_t p); +real d2r(int d); +real shitdist(struct c3_shape s,c3_t p); + + +int compar(zsort_t *a,zsort_t *b); #endif diff --git a/src/graphics_opengl.c b/src/graphics_opengl.c new file mode 100644 index 0000000..9e200de --- /dev/null +++ b/src/graphics_opengl.c @@ -0,0 +1,96 @@ + +#include <string.h> +#include <stdlib.h> +#include <stdio.h> +#include <GL/glut.h> + +GLenum doubleBuffer; +GLubyte ubImage[65536]; + +void draw_cs_line(cs_t p1,cs_t p2) { + +} + +void draw_cs_text() { + +} + +void draw_c3_shape() { + //oh lawdy... this should be draw_cs_shape... +} + +static void +graphics_init(void) +{ + GLenum type; + int j; + GLubyte *img; + GLsizei imgWidth = 128; + + type = GLUT_RGB; + type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE; + glutInitDisplayMode(type); + glutCreateWindow("ABGR extension"); + if (!glutExtensionSupported("GL_EXT_abgr")) { + printf("Couldn't find abgr extension.\n"); + exit(0); + } + + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + gluPerspective(60.0, 1.0, 0.1, 1000.0); + glMatrixMode(GL_MODELVIEW); + glDisable(GL_DITHER); + + glutKeyboardFunc(keypress_handler); + glutDisplayFunc(draw_screen); + +} + +/* ARGSUSED1 */ +static void +keypress_handler(unsigned char key, int x, int y) +{ + switch (key) { + case 27: + exit(0); + } +} + +static void draw_screen(void) +{ + + glClearColor(0.0, 0.0, 0.0, 1.0); + glClear(GL_COLOR_BUFFER_BIT); + + + glRasterPos3f(0.2, -0.8, -1.5); + glDrawPixels(128, 128, GL_RGBA, GL_UNSIGNED_BYTE, ubImage); + + if (doubleBuffer) { + glutSwapBuffers(); + } else { + glFlush(); + } +} + +static void +Args(int argc, char **argv) +{ + GLint i; + + doubleBuffer = GL_TRUE; + + for (i = 1; i < argc; i++) { + if (strcmp(argv[i], "-sb") == 0) { + doubleBuffer = GL_FALSE; + } else if (strcmp(argv[i], "-db") == 0) { + doubleBuffer = GL_TRUE; + } + } +} + +void graphics_event_handler() { + glutMainLoopUpdate(); + return 0; /* ANSI C requires main to return int. */ +} diff --git a/src/graphics_x11.c b/src/graphics_x11.c new file mode 100644 index 0000000..1b31664 --- /dev/null +++ b/src/graphics_x11.c @@ -0,0 +1,448 @@ +#define _POSIX_C_SOURCE 200809L //for fileno and strdup +#define _BSD_SOURCE +#include <stdio.h> +#include <string.h> +#include <fcntl.h> +#include <assert.h> +#include <unistd.h> +#include <dirent.h> +#include <stdlib.h> +//#include <sys/select.h> //code to use select instead of non-blocking is commented out. might decide to use it later. +#include <X11/Xlib.h> +#include <X11/keysym.h> +#include <X11/cursorfont.h> +#include <X11/Xutil.h> //for size hints +#include <time.h> +#define __USE_GNU //for longer math constants +#include <math.h> + +#include "config.h" +#include "common.h" +#include "graphics.h" +#include "graphics_x11.h" + +//typedef float real; //think this conflicts? + +//TODO: will have to make some pixmaps get resized when the window does. +//for now set them to be as big as you think you'll ever resize the window to. + +#define SKYRULE 90 +#define SKYW (WIDTH*5) +#define SKYH (HEIGHT/2) + +Pixmap skypixmap; +char sky[SKYH][SKYW]; + +extern struct global global; +extern struct gra_global gra_global; +struct x11_global x11_global; + +#ifdef GRAPHICAL + +void draw_cs_line(cs_t p1,cs_t p2) { + XDrawLine(x11_global.dpy,x11_global.backbuffer,x11_global.backgc,p1.x,p1.y,p2.x,p2.y); +} + +void draw_cs_text(cs_t p,char *text) { + char t[256]; + int direction,ascent,descent; + XFontStruct *font=XLoadQueryFont(x11_global.dpy,"fixed"); + XCharStruct overall; + snprintf(t,sizeof(t)-1,"%s",text); + XTextExtents(font,text,strlen(text),&direction,&ascent,&descent,&overall); + XDrawString(x11_global.dpy,x11_global.backbuffer,x11_global.backgc,p.x,p.y+(descent+ascent),text,strlen(text)); +} + +void draw_cs_shape(cs_s_t s) {//this is implemented as draw_cs_line... hrm. it could be moved up to graphics.c? probl no. + int i; + if(gra_global.draw3d == 1) { //wireframe + for(i=0;i<s.len+(s.len==1);i++) {//this shape is closed! + draw_cs_line(s.p[i],s.p[(i+1)%(s.len+(s.len==1))]); + } + } + if(gra_global.draw3d == 2) { //filled in + XPoint Xp[s.len+(s.len==1)]; + for(i=0;i<s.len+(s.len==1);i++) { + Xp[i]=(XPoint){s.p[i].x,s.p[i].y}; + } + XFillPolygon(x11_global.dpy,x11_global.backbuffer,x11_global.backgc,Xp,s.len,Convex,CoordModeOrigin); + } +} + +//this needs to be taken out of this file and left to graphics.c +#if 0 +void draw_c3_shape(c3_s_t s) { +// char line[1024]; + int i=0; + int h;//,w + XPoint p[s.len+(s.len==1)]; + cs_t tmp; + for(i=0;i<s.len+(s.len==1);i++) { + tmp=c3_to_cs(s.p[i]); + p[i]=(XPoint){tmp.x,tmp.y}; + } + if(global.draw3d == 1) { // wireframe + switch(s.len) { + case 1: + //w=max(p[0].x,p[1].x)-min(p[0].x,p[1].x); + h=max(p[0].y,p[1].y)-min(p[0].y,p[1].y); + p[0].x-=h; + p[0].y-=h; + XDrawArc(x11_global.dpy,x11_global.backbuffer,x11_global.backgc,p[0].x,p[0].y,h*2,h*2,0,360*64); + break; + case 2: + XDrawLine(x11_global.dpy,x11_global.backbuffer,x11_global.backgc,p[0].x,p[0].y,p[1].x,p[1].y); + break; + default: + for(i=0;i<s.len;i++) { + XDrawLines(x11_global.dpy,x11_global.backbuffer,x11_global.backgc,p,s.len,CoordModeOrigin); + } + break; + } + } + if(global.draw3d == 2) { //draw it filled in + switch(s.len) { + case 1: + //w=max(p[0].x,p[1].x)-min(p[0].x,p[1].x); + h=max(p[0].y,p[1].y)-min(p[0].y,p[1].y); + p[0].x-=h; + p[0].y-=h; + XFillArc(x11_global.dpy,x11_global.backbuffer,x11_global.backgc,p[0].x,p[0].y,h*2,h*2,0,360*64); + break; + case 2: + XDrawLine(x11_global.dpy,x11_global.backbuffer,x11_global.backgc,p[0].x,p[0].y,p[1].x,p[1].y); + break; + default: + XFillPolygon(x11_global.dpy,x11_global.backbuffer,x11_global.backgc,p,s.len,Convex,CoordModeOrigin); + break; + } + } +// if(global.draw3d == 3) { //hashed +// XSetForeground(x11_global.dpy, x11_global.backgc, global.colors[0].pixel); + //XDrawFilledShape(c3_to_cs(t.p1),c3_to_cs(t.p2),c3_to_cs(t.p3));//clear out this triangle. +// XSetForeground(x11_global.dpy, x11_global.backgc, global.green.pixel); + //upgrade me! DrawHatchedTriangle(t,10 - (shitdist(t,camera.p) / 10));//how to get density? +// } +/* if(global.debug) { + snprintf(line,sizeof(line)-1,"(%Lf,%Lf,%Lf)",t.p1.x,t.p1.y,t.p1.z); + draw_c3_text(t.p1,line); + snprintf(line,sizeof(line)-1,"(%Lf,%Lf,%Lf)",t.p2.x,t.p2.y,t.p2.z); + draw_c3_text(t.p2,line); + snprintf(line,sizeof(line)-1,"(%Lf,%Lf,%Lf)",t.p3.x,t.p3.y,t.p3.z); + draw_c3_text(t.p3,line); +*/ +// } +} +#endif + +//should I do clipping in each graphics lib or make graphics.c just have clipping stuff? +void clear_backbuffer() { + XCopyArea(x11_global.dpy,x11_global.cleanbackbuffer,x11_global.backbuffer,x11_global.gc,0,0,gra_global.width,gra_global.height,0,0); +} + +void set_clipping_rectangle(int x,int y,int width,int height) { + XRectangle cliprect; + cliprect.x=x; + cliprect.y=y; + cliprect.width=width; + cliprect.height=height; + XSetClipRectangles(x11_global.dpy,x11_global.backgc,x,y,&cliprect,1,Unsorted); +} + +void red_and_blue_magic() { + XGCValues gcval; + gcval.function=GXor; + XChangeGC(x11_global.dpy,x11_global.backgc,GCFunction,&gcval); +} + +void draw_sky() { + XCopyArea(x11_global.dpy,skypixmap,x11_global.backbuffer,x11_global.backgc,((camera.yr*5)+SKYW)%SKYW,0,WIDTH,gra_global.height/2,0,0); +} + +void set_color() { + XSetForeground(x11_global.dpy,x11_global.backgc,x11_global.green.pixel); +} + +void flipscreen() { + XCopyArea(x11_global.dpy,x11_global.backbuffer,x11_global.w,x11_global.gc,0,0,gra_global.width,gra_global.height,0,0); +} + +void set_aspect_ratio() { + XSizeHints *hints=XAllocSizeHints(); + hints->min_aspect.x=AR_W*(gra_global.split_screen / (gra_global.red_and_blue ? gra_global.split_screen : 1)); + hints->min_aspect.y=AR_H; + hints->max_aspect.x=AR_W*(gra_global.split_screen / (gra_global.red_and_blue ? gra_global.split_screen : 1)); + hints->max_aspect.y=AR_H; + hints->flags=PAspect; + + XSetWMNormalHints(x11_global.dpy,x11_global.w,hints); +} + +int keypress_handler(int sym) { + char line[1024]; + real tmpx; +// real tmpy; //unused atm + real tmpz; + switch(sym) { + case XK_Return: + snprintf(line,sizeof(line)-1,"%s action %s\n",global.user,global.selected_object); + selfcommand(line); + break; + case XK_Up: + tmpx=WALK_SPEED*sinl(d2r(camera.yr+90)); + tmpz=WALK_SPEED*cosl(d2r(camera.yr+90)); + camera.p.x+=tmpx; + camera.p.z+=tmpz; + snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,tmpx,tmpz); + selfcommand(line); + break; + case XK_Down: + tmpx=WALK_SPEED*sinl(d2r(camera.yr+270)); + tmpz=WALK_SPEED*cosl(d2r(camera.yr+270)); + camera.p.x+=tmpx; + camera.p.z+=tmpz; + snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,tmpx,tmpz); + selfcommand(line); + break; + case XK_Left: + tmpx=WALK_SPEED*sinl(d2r(camera.yr)); + tmpz=WALK_SPEED*cosl(d2r(camera.yr)); + camera.p.x+=tmpx; + camera.p.z+=tmpz; + snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,tmpx,tmpz); + selfcommand(line); + break; + case XK_Right: + tmpx=WALK_SPEED*sinl(d2r(camera.yr+180)); + tmpz=WALK_SPEED*cosl(d2r(camera.yr+180)); + camera.p.x+=tmpx; + camera.p.z+=tmpz; + snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,tmpx,tmpz); + selfcommand(line); + break; + case XK_w: + camera.p.y+=1; + snprintf(line,sizeof(line)-1,"%s move 0 1 0 0 0 0 0 0 0\n",global.user); + selfcommand(line); + break; + case XK_s: + camera.p.y-=1; + snprintf(line,sizeof(line)-1,"%s move 0 -1 0 0 0 0 0 0 0\n",global.user); + selfcommand(line); + break; + case XK_r: + camera.xr+=5; + while(camera.xr > 360) camera.xr-=360; + break; + case XK_y: + camera.xr-=5; + while(camera.xr < 0) camera.xr+=360; + break; + case XK_q: + camera.yr+=5; + while(camera.yr > 360) camera.yr-=360; + break; + case XK_e: + camera.yr-=5; + while(camera.yr < 0) camera.yr+=360; + break; + case XK_u: + camera.zr+=5; + while(camera.zr > 360) camera.zr-=360; + break; + case XK_o: + camera.zr-=5; + while(camera.zr < 0) camera.zr+=360; + break; + case XK_z: camera.zoom+=1; break; + case XK_x: camera.zoom-=1; break; + case XK_c: global.mmz*=1.1; break; + case XK_v: global.mmz/=1.1; break; + case XK_h: global.split+=1; break; + case XK_j: global.split-=1; break; + case XK_d: + global.debug ^= 1; + break; + case XK_f: + global.derp ^= 1; + break; + case XK_m: + gra_global.drawminimap += 1; + gra_global.drawminimap %= 4; + break; + case XK_a: + gra_global.drawsky ^= 1; + break; + case XK_3: + gra_global.draw3d += 1; + gra_global.draw3d %= 4; + break; + case XK_Escape: + return -1; + default: + return 0; + break; + } + return 1; +} +#endif + +int graphics_init() { + int i,j; + char tmp[64]; + Cursor cursor; + XSetWindowAttributes attributes; +// Window root,child;//why do I have this? +// XColor toss; + printf("# Opening X Display... (%s)\n",getenv("DISPLAY")); + if((x11_global.dpy = XOpenDisplay(0)) == NULL) return printf("# failure.\n"),2; + else printf("# done.\n"); + x11_global.color_map=DefaultColormap(x11_global.dpy, DefaultScreen(x11_global.dpy)); + printf("# generating grays...\n"); + for(i=0;i<=100;i++) { + snprintf(tmp,sizeof(tmp),"gray%d",i); + XAllocNamedColor(x11_global.dpy,x11_global.color_map,tmp,&x11_global.colors[i],&x11_global.colors[i]); + } + printf("# done.\n"); + assert(x11_global.dpy); + gra_global.split_screen=SPLIT_SCREEN; + gra_global.split_flip=-1; + gra_global.split=5; + x11_global.root_window=0; + gra_global.red_and_blue=RED_AND_BLUE; + //global.colors[0]=BlackPixel(x11_global.dpy,DefaultScreen(x11_global.dpy)); +// int whiteColor = //WhitePixel(x11_global.dpy, DefaultScreen(x11_global.dpy)); + attributes.background_pixel=x11_global.colors[0].pixel; + if(x11_global.root_window) { + x11_global.w = DefaultRootWindow(x11_global.dpy); //this is still buggy. + } else { + x11_global.w = XCreateWindow(x11_global.dpy,DefaultRootWindow(x11_global.dpy),0,0,WIDTH*(gra_global.split_screen / (gra_global.red_and_blue ? gra_global.split_screen : 1)),HEIGHT,1,DefaultDepth(x11_global.dpy,DefaultScreen(x11_global.dpy)),InputOutput,DefaultVisual(x11_global.dpy,DefaultScreen(x11_global.dpy))\ + ,CWBackPixel, &attributes); + set_aspect_ratio(); + XSelectInput(x11_global.dpy, x11_global.w, PointerMotionMask|StructureNotifyMask|ButtonPressMask|ButtonReleaseMask|KeyPressMask|ExposureMask); + } + XMapWindow(x11_global.dpy,x11_global.w); + XStoreName(x11_global.dpy,x11_global.w,"hackvr"); + gra_global.greyscale=1; + gra_global.zsort=1; + global.shape[0]=0;//we'll allocate as we need more. + x11_global.gc=XCreateGC(x11_global.dpy,x11_global.w, 0, 0); + + if(gra_global.red_and_blue) { + gra_global.width=WIDTH; + } else { + gra_global.width=WIDTH*gra_global.split_screen; + } + gra_global.height=HEIGHT; + + x11_global.backbuffer=XCreatePixmap(x11_global.dpy,x11_global.w,gra_global.width,gra_global.height,DefaultDepth(x11_global.dpy,DefaultScreen(x11_global.dpy))); + x11_global.cleanbackbuffer=XCreatePixmap(x11_global.dpy,x11_global.w,gra_global.width,gra_global.height,DefaultDepth(x11_global.dpy,DefaultScreen(x11_global.dpy))); + +//backbuffer is uninitialized + x11_global.backgc=XCreateGC(x11_global.dpy,x11_global.backbuffer,0,0); + + cursor=XCreateFontCursor(x11_global.dpy,XC_crosshair); + XDefineCursor(x11_global.dpy, x11_global.w, cursor); + + XAllocNamedColor(x11_global.dpy, x11_global.color_map, "green", &x11_global.green, &x11_global.green); + XAllocNamedColor(x11_global.dpy, x11_global.color_map, "red", &x11_global.red, &x11_global.red); + XAllocNamedColor(x11_global.dpy, x11_global.color_map, "blue", &x11_global.blue, &x11_global.blue); + XAllocNamedColor(x11_global.dpy, x11_global.color_map, "red", &x11_global.redblue[0], &x11_global.redblue[0]); + XAllocNamedColor(x11_global.dpy, x11_global.color_map, "blue", &x11_global.redblue[1], &x11_global.redblue[1]); + XSetForeground(x11_global.dpy, x11_global.gc, x11_global.green.pixel); + XSetForeground(x11_global.dpy, x11_global.backgc, x11_global.colors[0].pixel);//black. we're about to draw the blank background using this. + XSetBackground(x11_global.dpy, x11_global.gc, x11_global.colors[160].pixel); + XSetBackground(x11_global.dpy, x11_global.backgc, x11_global.colors[140].pixel); + + XFillRectangle(x11_global.dpy, x11_global.cleanbackbuffer,x11_global.backgc,0,0,gra_global.width,gra_global.height); + XSetForeground(x11_global.dpy, x11_global.backgc,x11_global.green.pixel); + +// XSetForeground(x11_global.dpy, gc, whiteColor); +// this was taking a "long" time. + printf("# generating sky... "); + skypixmap=XCreatePixmap(x11_global.dpy,x11_global.w,SKYW,SKYH,DefaultDepth(x11_global.dpy,DefaultScreen(x11_global.dpy))); + for(i=0;i<SKYH;i++) { + for(j=0;j<SKYW;j++) { + if(i==0) sky[i][j]=rand()%2; + else { + sky[i][j]=(SKYRULE >> ((!!sky[i-1][(j+(SKYW)-1)%(SKYW)]<<2) | (!!sky[i-1][j]<<1) | (!!sky[i-1][j+1%(SKYW)])) & 1); + if(sky[i][j]) { + XDrawPoint(x11_global.dpy,skypixmap,x11_global.backgc,j,i); + } + } + } + } + printf("done.\n"); + + gra_global.mapxoff=gra_global.width/2; + gra_global.mapyoff=gra_global.height/2; + gra_global.drawminimap=0; + gra_global.draw3d=1; + gra_global.force_redraw=FORCE_REDRAW;//use this for checking proper fps I guess. + camera.zoom=30.0l; + camera.xr=270; + camera.yr=270; + camera.zr=0; + global.mmz=1; + camera.p.x=0; + camera.p.z=6; + camera.p.y=5; + return 0; +} + +int graphics_event_handler() { + int redraw=0; + XEvent e; + Window child,root; + //what sets mask? + unsigned int mask; + while(XPending(x11_global.dpy)) {//these are taking too long? + XNextEvent(x11_global.dpy, &e); +// printf("# handling event with type: %d\n",e.type); + switch(e.type) { +// case Expose: +// if(e.xexpose.count == 0) redraw=1; +// break; + case MotionNotify: + XQueryPointer(x11_global.dpy,x11_global.w,&root,&child,&gra_global.rmousex,&gra_global.rmousey,&gra_global.mousex,&gra_global.mousey,&mask); + redraw=1; + break; + case ButtonPress: + redraw=1; + gra_global.buttonpressed=e.xbutton.button;//what's this for? mouse? + break; + case ButtonRelease: + redraw=1; + gra_global.buttonpressed=0;//what's this for??? + break; + case ConfigureNotify: + redraw=1; + XGetGeometry(x11_global.dpy,x11_global.w,&root,&global.x,&global.y,&gra_global.width,&gra_global.height,&gra_global.border_width,&gra_global.depth); + if(gra_global.width / (gra_global.split_screen / (gra_global.red_and_blue ? gra_global.split_screen : 1 )) / AR_W * AR_H != gra_global.height) { + if(gra_global.width / AR_W * AR_H == gra_global.height) { + printf("math doesn't work.\n"); + } + printf("# DERPY WM CANT TAKE A HINT %d / %d / %d * %d = %d != %d\n",gra_global.width,gra_global.split_screen,gra_global.width / (gra_global.red_and_blue ? gra_global.split_screen : 1) / AR_W * AR_H,AR_W,AR_H,gra_global.height); + if(gra_global.width / (gra_global.split_screen / (gra_global.red_and_blue ? gra_global.split_screen : 1)) / AR_W * AR_H < gra_global.height) { + gra_global.height=gra_global.width / (gra_global.split_screen / (gra_global.red_and_blue ? gra_global.split_screen : 1)) / AR_W * AR_H; + } else { + gra_global.width=gra_global.height * AR_H / AR_W * (gra_global.split_screen / (gra_global.red_and_blue ? gra_global.split_screen : 1)); + } + } + gra_global.mapxoff=gra_global.width/(gra_global.split_screen / (gra_global.red_and_blue ? gra_global.split_screen : 1))/2; + gra_global.mapyoff=gra_global.height/2; + break; + case KeyPress: + redraw=1; + if(keypress_handler(XLookupKeysym(&e.xkey,0)) == -1) { + printf("# exiting\n"); + return -1; + } + break; + default: + //printf("# received event with type: %d\n",e.type); + break; + } + } + return redraw; +} diff --git a/src/graphics_x11.h b/src/graphics_x11.h new file mode 100644 index 0000000..8924b61 --- /dev/null +++ b/src/graphics_x11.h @@ -0,0 +1,35 @@ +#ifndef _HACKVR_GRAPHICS_X11_H_ +#define _HACKVR_GRAPHICS_X11_H_ + +#include <X11/Xlib.h> + +struct x11_global {//stores global variables for the x11 *specific* shit. + XColor colors[256]; + XColor green; + XColor red; + XColor blue; + XColor redblue[2]; + Colormap color_map; + Display *dpy; + Window w; + Pixmap backbuffer; + Pixmap cleanbackbuffer; + GC gc; + GC backgc; + int root_window; +}; + +void draw_cs_line(cs_t p1,cs_t p2); +void draw_cs_text(cs_t p,char *text); +void draw_cs_shape(cs_s_t s); +void set_aspect_ratio(); +void flipscreen(); +void set_color(); +void clear_backbuffer(); +int keypress_handler(int sym); +int graphics_init(); +int graphics_event_handler(); +void set_clipping_rectangle(int x,int y,int width,int height); +void red_and_blue_magic(); + +#endif diff --git a/src/hackvr.c b/src/hackvr.c index 5cd0de1..6984a56 100644 --- a/src/hackvr.c +++ b/src/hackvr.c @@ -8,10 +8,6 @@ #include <dirent.h> #include <stdlib.h> //#include <sys/select.h> //code to use select instead of non-blocking is commented out. might decide to use it later. -#include <X11/Xlib.h> -#include <X11/keysym.h> -#include <X11/cursorfont.h> -#include <X11/Xutil.h> //for size hints #include <time.h> #define __USE_GNU //for longer math constants #include <math.h> @@ -20,6 +16,7 @@ #include "common.h" #ifdef GRAPHICAL #include "graphics.h" +extern struct gra_global gra_global; #endif //TODO: optimizations @@ -32,7 +29,7 @@ //TODO: will have to make some pixmaps get resized when the window does. //for now set them to be as big as you think you'll ever resize the window to. -struct mainwin global; +struct global global; /* does not return the newline. */ char *read_line_hack(FILE *fp,int len) { @@ -117,8 +114,12 @@ int load_stdin() { // if(FD_ISSET(0,&readfs)) { while((line=read_line_hack(stdin,0))) {//load as long there's something to load if(*line == '#') return 0; - //printf("# read command: %s\n",line); +// printf("# read command: %s\n",line); a=line_splitter(line,&len); +// for(i=0;i<len;i++) { +// printf("\"%s\" ",a[i]); +// } +// printf("\n"); id=a[0]; if(len > 1) { command=a[1]; @@ -230,9 +231,9 @@ int load_stdin() { else printf("# unknown variable: %s\n",a[2]); continue; } - if(!strcmp(a[2],"force_redraw")) global.force_redraw^=1; #ifdef GRAPHICAL - else if(!strcmp(a[2],"red_and_blue")) { global.red_and_blue^=1; set_aspect_ratio(); } + if(!strcmp(a[2],"force_redraw")) gra_global.force_redraw^=1; + else if(!strcmp(a[2],"red_and_blue")) { gra_global.red_and_blue^=1; set_aspect_ratio(); } #endif else { printf("# unknown variable: %s\n",a[2]); continue; } printf("# %s toggled!\n",a[2]); @@ -240,9 +241,13 @@ int load_stdin() { } if(!strcmp(command,"addshape")) { if(len > 3) { + if(len != (strtold(a[2],0)*3)+3) { + printf("# ERROR: wrong amount of parts for addshape. got: %d expected %d\n",len,((int)strtold(a[2],0))*3+3); + continue; + } global.shape[i]=malloc(sizeof(struct c3_shape)); - global.shape[i]->id=strdup(id); global.shape[i]->len=strtold(a[2],0); + global.shape[i]->id=strdup(id); for(j=0;j < global.shape[i]->len+(global.shape[i]->len==1);j++) { global.shape[i]->p[j].x=strtold(a[(j*3)+3],0);//second arg is just for a return value. set to 0 if you don't want it. global.shape[i]->p[j].y=strtold(a[(j*3)+4],0); @@ -251,8 +256,6 @@ int load_stdin() { i++; global.shapes=i; global.shape[i]=0; - } else { - printf("# ERROR: wrong amount of parts for addshape. got: %d expected: 11\n",len); } continue; } @@ -334,20 +337,20 @@ int main(int argc,char *argv[]) { fcntl(1,F_SETFL,O_NONBLOCK);//won't work setbuf(stdin,0); setbuf(stdout,0); - global.debug=0; + global.debug=DEBUG; #ifdef GRAPHICAL int redraw; - x11_init(); + graphics_init(); #endif printf("# entering main loop\n"); for(;;) { #ifdef GRAPHICAL - redraw=global.force_redraw; - if((redraw=x11_event_handler()) == -1) { + redraw=gra_global.force_redraw; + if((redraw=graphics_event_handler()) == -1) { return 0; } if(redraw && !global.headless) { - draw_screen(global.dpy,global.w,global.gc); + draw_screen(); } #endif switch(load_stdin()) { diff --git a/src/testit.sh b/src/testit.sh new file mode 100755 index 0000000..d0911a5 --- /dev/null +++ b/src/testit.sh @@ -0,0 +1,3 @@ +#!/bin/sh +../tools/obj2hackvr2.pl woman ../meshes/female_basemesh1_2.obj | ./hackvr $USER +#../tools/obj2hackvr.pl woman ../meshes/female_basemesh1_2.obj | ./hackvr epoch diff --git a/src/x11.c b/src/x11.c deleted file mode 100644 index fc8bf24..0000000 --- a/src/x11.c +++ /dev/null @@ -1,1065 +0,0 @@ -#define _POSIX_C_SOURCE 200809L //for fileno and strdup -#define _BSD_SOURCE -#include <stdio.h> -#include <string.h> -#include <fcntl.h> -#include <assert.h> -#include <unistd.h> -#include <dirent.h> -#include <stdlib.h> -//#include <sys/select.h> //code to use select instead of non-blocking is commented out. might decide to use it later. -#include <X11/Xlib.h> -#include <X11/keysym.h> -#include <X11/cursorfont.h> -#include <X11/Xutil.h> //for size hints -#include <time.h> -#define __USE_GNU //for longer math constants -#include <math.h> - -//TODO: optimizations -//TODO: store caches of cs_t, c2_t, and c3_t numbers. -//TODO: don't forget to remake gophervr with this. -//TODO: XSegment or line structs to store some shit? -//TODO: line and triangle intersection for finding what object was clicked on -//if I don't do hiliting I only need to calculate that upon click. - -#define WALK_SPEED 1 -#define SPLIT_SCREEN 1 -#define CAMERA_SEPARATION 4 -#define RED_AND_BLUE 0 - -#define SHAPES 16386 -#define MAX_SIDES 8 - -#define min(a,b) (((a)<(b))?(a):(b)) -#define max(a,b) (((a)>(b))?(a):(b)) - -typedef double long real; //think this conflicts? -//typedef float real; //think this conflicts? - -typedef struct { - real x; - real y; - real z; -} c3_t; - -typedef struct { - real x; - real y; -} c2_t; - -typedef struct { //same as XPoint, just use that? nah... - short x; - short y; -} cs_t; - -//TODO: will have to make some pixmaps get resized when the window does. -//for now set them to be as big as you think you'll ever resize the window to. -#define WIDTH 1024 -#define HEIGHT 768 - -#define SKYRULE 90 -#define SKYW (WIDTH*5) -#define SKYH (HEIGHT/2) - -Pixmap skypixmap; -char sky[SKYH][SKYW]; - -struct object_1 { - int type; - unsigned char x; - unsigned char y; - unsigned char z; -}; - -struct object_2 { - int type; - unsigned short x; - unsigned short y; - unsigned short z; -}; - -struct object_4 { - int type; - unsigned int x; - unsigned int y; - unsigned int z; -}; - -struct camera { - c3_t p; - int xr;//rotations - int yr; - int zr; - real zoom; -} camera; - -struct c3_line { - char *id; - c3_t p1; - c3_t p2; -}; - -struct c3_shape {//use array or linked list? - char *id; - unsigned char len; - c3_t p[MAX_SIDES]; -}; - -struct mainwin { - int x; - int y; - unsigned int depth; - int mousex; - int mousey; - int rmousex; - int rmousey; - int buttonpressed; - unsigned int width; - unsigned int height; - unsigned int border_width; - XColor colors[256]; - int xoff; - int math_error; - int mapxoff; - int mapyoff; - int split_screen; - int split_flip;//1 or -1 - char *user; - char greyscale; - char headless; - char drawminimap;//flag - char draw3d;//flag - char debug;//flag - char drawsky;//flag - char zsort; - char red_and_blue; - char force_redraw; - char selected_object[256];//meh - real mmz; - XColor green; - XColor red; - XColor blue; - XColor redblue[2]; - Colormap color_map; - Display *dpy; - Window w; - Pixmap backbuffer; - Pixmap cleanbackbuffer; - GC gc; - GC backgc; - struct c3_shape *shape[SHAPES]; - int shapes; - int derp; - int root_window; - real split; - int oldtime; - int oldfps; - int fps; -} global; - -#ifdef GRAPHICAL - -//used to figure out what c2 values are associated with each edge of the window. -//#define TOP 160.0 -//#define BOTTOM -160.0 -#define TOP 240.0 -#define BOTTOM -240.0 -#define RIGHT 320.0 -#define LEFT -320.0 - -int c2sX(long double x) { return (global.width/(global.split_screen / (global.red_and_blue ? global.split_screen: 1))) * ((x + RIGHT) / (RIGHT *2)) + global.xoff; } -int s2cX(long double x) { return (x/(global.width/(global.split_screen / (global.red_and_blue?global.split_screen :1))))*(RIGHT*2)-RIGHT; } - -int c2sY(long double y) { return global.height * ((TOP-y) / (TOP*2)); } -int s2cY(long double y) { return -((y/global.height) * (TOP*2) - TOP); } - -cs_t c2_to_cs(c2_t p) { - return (cs_t){c2sX(p.x),c2sY(p.y)}; -} -c2_t cs_to_c2(cs_t p) { - return (c2_t){s2cX(p.x),s2cY(p.y)}; -} - -long double distance2(c2_t p1,c2_t p2) { - return sqrtl(( (p1.x-p2.x)*(p1.x-p2.x) )+( (p1.y-p2.y)*(p1.y-p2.y) )); -} - -long double distance3(c3_t p1,c3_t p2) { - return sqrtl(( (p1.x-p2.x)*(p1.x-p2.x) )+( (p1.y-p2.y)*(p1.y-p2.y) )+( (p1.z-p2.z)*(p1.z-p2.z) )); -} - -long double points_to_angle(c2_t p1,c2_t p2) { - long double a=atan2l(p2.y-p1.y,p2.x-p1.x); - return a>=0?a:M_PIl+M_PIl+a; -} - -long double d2r(int d) { - while(d<0) d+=360; - return (long double)(d%360) / (long double)180 * M_PIl; -} -int r2d(real r) { - return r / M_PIl * 180; -} - -int between_angles(real angle,real lower,real upper) { - //lower may be higher than upper. - //because lower is < 0 which wraps to higher. lower is 270, upper is 90. 270-90 is in front. - if(lower > upper) { - if(angle > lower) return 1; - if(angle < upper) return 1; - } - if(upper > lower) { - if(angle > lower && angle < upper) return 1; - } - return 0; -} - -/* -B (x2,y2) - |-. c -a| '-. - | '-. - '--------~ -C b A (x1,y1) -*/ - -//I'll need this for collision I guess. - -/* - -//use this for finding a line that intersects with what the camera is pointing at -c2_t get_c2_intersection(c2_t p1,real theta,c2_t p2) { - real c; - c=distance2(p1,p2); - theta_a=C A B - b = (c/1) * (theta_a + theta_offset) -} - -int get_2D_intersection_X(x1,y1,theta_offset,x2,y2) { - int x3a,y3a,x3b,y3b; - int a,b,c;//lenght of sides. - int theta_a,theta_b,theta_c;//angles opposite of same named sides. - - //get angle C A B - theta_a= -// x1,y1,x2,y2 - -//what are these d1 and d2? - if(d1==d2) return global.math_error=1; - c=dist(x1,y1,x2,y2); - b = (c/1) * (theta_a + theta_offset); - a = (c/1) * (theta_b + theta_offset); - - x3b=sin(theta_a) * b; - y3b=cos(theta_a) * b; - x3a=sin(theta_a) * a; - y3a=cos(theta_a) * a; - printf("x: %d %d\nx: %d %d\n",x3a,y3a,x3b,y3b); -} - -int get_2D_intersection_Y(x,y,d,x,z,d) { - int x3a,y3a,x3b,y3b; - int a,b,c;//lenght of sides. - int theta_a,theta_b,theta_c;//angles opposite of same named sides. - - //get angle from A to B. - x1,y1,x2,y2 - - if(d1==d2) return global.math_error=1; - c=dist(x1,y1,x2,y2); - b = (c/1) * theta_a; - a = (c/1) * theta_b; - - x3b=sin(a) * b; - y3b=cos(a) * b; - x3a=sin(a) * a; - y3a=cos(a) * a; - printf("y: %d %d\ny: %d %d\n",x3a,y3a,x3b,y3b); -} -*/ - -void draw_cs_line(cs_t p1,cs_t p2) { - XDrawLine(global.dpy,global.backbuffer,global.backgc,p1.x,p1.y,p2.x,p2.y); -} - -void draw_c2_line(c2_t p1,c2_t p2) { - draw_cs_line(c2_to_cs(p1),c2_to_cs(p2)); -} - -#define MAGIC(x) (1.0l-(1.0l/powl(1.01l,(x)))) //??? might want to have some changables in here - -real magic(real x) { - return MAGIC(x); -} - -void draw_graph(real (*fun)(real x)) { - c2_t pa; - draw_c2_line((c2_t){LEFT,0},(c2_t){RIGHT,0}); - draw_c2_line((c2_t){0,TOP},(c2_t){0,BOTTOM}); - for(pa.x=LEFT;pa.x<RIGHT;pa.x+=5.0) { - draw_c2_line((c2_t){pa.x,2.0},(c2_t){pa.x,-2.0}); - } - for(pa.y=BOTTOM;pa.y<TOP;pa.y+=5.0) { - draw_c2_line((c2_t){-2.0,pa.y},(c2_t){2.0,pa.y}); - } - for(pa.x=LEFT;pa.x<RIGHT;pa.x+=1.0) { - draw_c2_line((c2_t){pa.x,fun(pa.x)},(c2_t){pa.x+1.0,fun(pa.x+1.0)}); - } -} - -c2_t rotate_c2(c2_t p1,c2_t p2,real dr) { - c2_t p3; - real d=distance2(p1,p2); - real r=points_to_angle(p1,p2); - r=r+dr; - p3.x=(sinl(r) * d) + p2.x; - p3.y=(cosl(r) * d) + p2.y; - return p3; -} - -c3_t rotate_c3_xr(c3_t p1,c3_t p2,real xr) {//rotate y and z around camera based on xr (looking up and down) - c2_t tmp; - tmp=rotate_c2((c2_t){p1.y,p1.z},(c2_t){p2.y,p2.z},xr); - return (c3_t){p1.x,tmp.x,tmp.y}; -} -c3_t rotate_c3_yr(c3_t p1,c3_t p2,real yr) {//rotate x and z around camera based on yr (looking left and right) - c2_t tmp; - tmp=rotate_c2((c2_t){p1.x,p1.z},(c2_t){p2.x,p2.z},yr); - return (c3_t){tmp.x,p1.y,tmp.y}; -} -c3_t rotate_c3_zr(c3_t p1,c3_t p2,real zr) {//rotate x and y around camera based on zr (cocking your head to a side) - c2_t tmp; - tmp=rotate_c2((c2_t){p1.x,p1.y},(c2_t){p2.x,p2.y},zr); - return (c3_t){tmp.x,tmp.y,p1.z}; -} - -void rotate_shape_yr(struct c3_shape *s) {//changes input value! - int i=0; - for(i=0;i<s->len+(s->len==1);i++) s->p[0]=rotate_c3_yr(s->p[0],camera.p,camera.yr); -} - -c2_t c3_to_c2(c3_t p3) { //DO NOT DRAW STUFF IN HERE - c2_t p2; -// c3_t tmp1; -// c3_t tmp2; -// c3_t tmp3; - c3_t final; -//these rotations need to be about the previous axis after the axis itself has been rotated. -// final=rotate_c3_yr(p3,camera.p,d2r(camera.yr));//rotate everything around the camera's location. - final=rotate_c3_yr(p3,(c3_t){0,0,0},d2r(camera.yr));//rotate everything around the center no matter what. -// tmp2=rotate_c3_xr(tmp1,camera.p,d2r(camera.xr)); -// final=rotate_c3_zr(tmp2,camera.p,d2r(camera.zr)); - real delta_x=(camera.p.x - final.x); - real delta_y=(camera.p.y - final.y); - real delta_z=(camera.p.z - final.z); -// real d=distance3(camera.p,final); - p2.y=camera.zoom * (delta_y * MAGIC(delta_z) - delta_y); - p2.x=camera.zoom * (delta_x * MAGIC(delta_z) - delta_x); - return p2; -} - -void draw_c3_line(c3_t p1,c3_t p2) { -// if(!between_angles(points_to_angle((c2_t){camera.p.x,camera.p.z},(c2_t){p1.x,p1.z}),0,90) || -// !between_angles(points_to_angle((c2_t){camera.p.x,camera.p.z},(c2_t){p2.x,p2.z}),0,90)) return; - if(global.drawminimap == 1) { - draw_c2_line((c2_t){(camera.p.x-2)*global.mmz,(camera.p.z+2)*global.mmz},(c2_t){(camera.p.x+2)*global.mmz,(camera.p.z-2)*global.mmz}); - draw_c2_line((c2_t){(camera.p.x+2)*global.mmz,(camera.p.z+2)*global.mmz},(c2_t){(camera.p.x-2)*global.mmz,(camera.p.z-2)*global.mmz}); - draw_c2_line((c2_t){p1.x*global.mmz,p1.z*global.mmz},(c2_t){p2.x*global.mmz,p2.z*global.mmz}); - } - if(global.drawminimap == 2) {//map rotates. - c3_t t1=rotate_c3_yr(p1,camera.p,d2r(camera.yr)); - c3_t t2=rotate_c3_yr(p2,camera.p,d2r(camera.yr)); - draw_c2_line((c2_t){t1.x*global.mmz,t1.z*global.mmz},(c2_t){t2.x*global.mmz,t2.z*global.mmz}); - } - if(global.draw3d != 0) draw_c2_line(c3_to_c2(p1),c3_to_c2(p2)); - if(global.debug) { - - } -} - -cs_t c3_to_cs(c3_t p) { - return c2_to_cs(c3_to_c2(p)); -} - -real shitdist2(c3_t p1,c3_t p2) { - return sqrtl(((p1.x - p2.x) * (p1.x - p2.x)) + - ((p1.y - p2.y) * (p1.y - p2.y)) + - ((p1.z - p2.z) * (p1.z - p2.z))); -} - -real shitdist(struct c3_shape s,c3_t p) { -// apply rotation then find distance? - int i; - struct c3_shape s_; - real total; - s_=s; - rotate_shape_yr(&s_); - for(i=0;i<s_.len+(s_.len==1);i++) { - total+=shitdist2(s_.p[i],camera.p); - } - return (total) / (real)(s_.len+(s_.len==1)); -} - - -void HatchLines(c2_t p1,c2_t p2,c2_t p3,int density) { - real i=0; - for(i=1;i<density;i=i+1) {//only need 1/2, not 0/2 and 2/2, those are edges of the triangle. - draw_c2_line( - (c2_t){((i*p1.x)+((density-i)*p3.x))/density, - ((i*p1.y)+((density-i)*p3.y))/density}, - (c2_t){((i*p2.x)+((density-i)*p3.x))/density, - ((i*p2.y)+((density-i)*p3.y))/density} - ); - } -} - -/*void DrawHatchedTriangle(struct c3_triangle t,int d) { - c2_t p1,p2,p3; - p1=c3_to_c2(t.p1); - p2=c3_to_c2(t.p2); - p3=c3_to_c2(t.p3); - HatchLines(p1,p2,p3,d); - HatchLines(p2,p3,p1,d); - HatchLines(p1,p3,p2,d); -}*/ - -//^ subdivision algorithm for display purposes only. -//black out the rest of the triangle first? -//sounds alright to me... - -void draw_cs_text(cs_t p,char *text) { - char t[256]; - int direction,ascent,descent; - XFontStruct *font=XLoadQueryFont(global.dpy,"fixed"); - XCharStruct overall; - snprintf(t,sizeof(t)-1,"%s",text); - XTextExtents(font,text,strlen(text),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,p.x,p.y+(descent+ascent),text,strlen(text)); -} - -void draw_c2_text(c2_t p,char *text) { - cs_t p2=c2_to_cs(p); - draw_cs_text(p2,text); -} - -void draw_c3_text(c3_t p,char *text) { - cs_t p2=c3_to_cs(p); - draw_cs_text(p2,text); -} - -/* -cs_t *c3s_to_css(c3_t *p3,int len) { - cs_t *ps=malloc(sizeof(cs_t) * len); - int i; - for(i=0;i<len;i++) ps[i]=c3_to_cs(p3[i]); - return ps; -}*/ - -void draw_c3_shape(struct c3_shape s) { -// char line[1024]; - int i=0; - int w,h; - XPoint p[s.len+(s.len==1)]; - cs_t tmp; - for(i=0;i<s.len+(s.len==1);i++) { - tmp=c3_to_cs(s.p[i]); - p[i]=(XPoint){tmp.x,tmp.y}; - } - if(global.draw3d == 1) { // wireframe - switch(s.len) { - case 1: - w=max(p[0].x,p[1].x)-min(p[0].x,p[1].x); - h=max(p[0].y,p[1].y)-min(p[0].y,p[1].y); - p[0].x-=h; - p[0].y-=h; - XDrawArc(global.dpy,global.backbuffer,global.backgc,p[0].x,p[0].y,h*2,h*2,0,360*64); - break; - case 2: - XDrawLine(global.dpy,global.backbuffer,global.backgc,p[0].x,p[0].y,p[1].x,p[1].y); - break; - default: - for(i=0;i<s.len;i++) { - XDrawLines(global.dpy,global.backbuffer,global.backgc,p,s.len,CoordModeOrigin); - } - break; - } - } - if(global.draw3d == 2) { //draw it filled in - switch(s.len) { - case 1: - w=max(p[0].x,p[1].x)-min(p[0].x,p[1].x); - h=max(p[0].y,p[1].y)-min(p[0].y,p[1].y); - p[0].x-=h; - p[0].y-=h; - XFillArc(global.dpy,global.backbuffer,global.backgc,p[0].x,p[0].y,h*2,h*2,0,360*64); - break; - case 2: - XDrawLine(global.dpy,global.backbuffer,global.backgc,p[0].x,p[0].y,p[1].x,p[1].y); - break; - default: - XFillPolygon(global.dpy,global.backbuffer,global.backgc,p,s.len,Convex,CoordModeOrigin); - break; - } - } -// if(global.draw3d == 3) { //hashed -// XSetForeground(global.dpy, global.backgc, global.colors[0].pixel); - //XDrawFilledShape(c3_to_cs(t.p1),c3_to_cs(t.p2),c3_to_cs(t.p3));//clear out this triangle. -// XSetForeground(global.dpy, global.backgc, global.green.pixel); - //upgrade me! DrawHatchedTriangle(t,10 - (shitdist(t,camera.p) / 10));//how to get density? -// } -/* if(global.debug) { - snprintf(line,sizeof(line)-1,"(%Lf,%Lf,%Lf)",t.p1.x,t.p1.y,t.p1.z); - draw_c3_text(t.p1,line); - snprintf(line,sizeof(line)-1,"(%Lf,%Lf,%Lf)",t.p2.x,t.p2.y,t.p2.z); - draw_c3_text(t.p2,line); - snprintf(line,sizeof(line)-1,"(%Lf,%Lf,%Lf)",t.p3.x,t.p3.y,t.p3.z); - draw_c3_text(t.p3,line); -*/ -// } -} - -typedef struct { - struct c3_shape *s; - real d; -} zsort_t; - -int compar(zsort_t *a,zsort_t *b) { - return ((a->d) > (b->d)); -} - - -/* -void draw_c3_point_text(c3_t p,char *text) { - char coords[256]; - int direction,ascent,descent; - cs_t p2; - p2=c3_to_cs(p); - snprintf(coords,sizeof(coords)-1,"(%Lf,%Lf,%Lf)",p.x,p.y,p.z); - XTextExtents(font,text,strlen(text),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,p2.x,p2.y+(descent+ascent),coords,strlen(coords)); -}*/ - -void draw_screen(Display *dpy,Window w,GC gc) { - int i; - int colori=100; - int cn=0;//camera number. - XFontStruct *font=XLoadQueryFont(global.dpy,"fixed"); - XCharStruct overall; - int direction,ascent,descent; - char coords[256]; - XGCValues gcval; - zsort_t zs[SHAPES]; - XCopyArea(global.dpy,global.cleanbackbuffer,global.backbuffer,gc,0,0,global.width,global.height,0,0);//clear the backbuffer. -// XCopyPlane(global.dpy,global.cleanbackbuffer,global.backbuffer,gc,0,0,global.width,global.height,0,0,1);//clear the backbuffer. - - XRectangle cliprect; - cliprect.x=0; - cliprect.y=0; - cliprect.width=global.width/global.split_screen; - cliprect.height=global.height; - - real oldx=camera.p.x; - real oldz=camera.p.z; - if(global.split_screen > 1) { - camera.p.z-=(global.split_flip)*((global.split/global.split_screen)*cosl(d2r(camera.yr+180))); - camera.p.x-=(global.split_flip)*((global.split/global.split_screen)*sinl(d2r(camera.yr+180))); - } - for(cn=0;cn<global.split_screen;cn++) { - if(global.red_and_blue) { - //set color for left half to red and right half to blue - //and draw mode for the gc to GXOr - global.xoff=0; - gcval.function=GXor; - XChangeGC(global.dpy,global.backgc,GCFunction,&gcval); - } else { - global.xoff=(global.width/global.split_screen)*cn; - } - if(!global.red_and_blue) XSetClipRectangles(global.dpy,global.backgc,global.xoff,0,&cliprect,1,Unsorted); - //if(global.drawminimap == 3) { draw_graph(magic); continue; } - if(global.drawsky) { - XCopyArea(global.dpy,skypixmap,global.backbuffer,global.backgc,((camera.yr*5)+SKYW)%SKYW,0,WIDTH,global.height/2,0,0); - } - if(global.draw3d) { -// draw_c2_line((c2_t){LEFT,0},(c2_t){RIGHT,0}); //horizon - } - if(time(0) == global.oldtime) { - global.fps++; - } - else { - global.oldtime=time(0); - global.oldfps=global.fps; - global.fps=0; - } - //XSetForeground(global.dpy, global.backgc, global.green.pixel); - if(global.debug) { - snprintf(coords,sizeof(coords)-1,"debug: %s minimap: %d 3d: %d fps: %d shapes: %d",global.debug?"on":"off",global.drawminimap,global.draw3d,global.oldfps,global.shapes); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,global.xoff,global.height/2+(descent+0+ascent)*1,coords,strlen(coords)); - snprintf(coords,sizeof(coords)-1,"x: %d y: %d",global.mousex,global.mousey); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,global.xoff,global.height/2+(descent+0+ascent)*2,coords,strlen(coords)); - snprintf(coords,sizeof(coords)-1,"cx: %Lf cy: %Lf cz: %Lf",camera.p.x,camera.p.y,camera.p.z); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,global.xoff,global.height/2+(descent+0+ascent)*3,coords,strlen(coords)); - snprintf(coords,sizeof(coords)-1,"xr: %d yr: %d zr: %d",camera.xr,camera.yr,camera.zr); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,global.xoff,global.height/2+(descent+0+ascent)*4,coords,strlen(coords)); - } - -// if(global.drawminimap) {//this isn't even useful I guess. - //cx1=(sinl(d2r(camera.yr+270))*7l); - //cy1=(cosl(d2r(camera.yr+270))*7l); - //cx2=(sinl(d2r(camera.yr+90))*7l); - //cy2=(cosl(d2r(camera.yr+90))*7l); -// draw_c2_line((c2_t){0,0},(c2_t){10,10}); -// draw_c2_line((c2_t){0,0},(c2_t){-10,10}); -// draw_c2_line((c2_t){10,10},(c2_t){-10,10}); -// } - -/* cube - draw_c3_line((c3_t){-3,0,-3},(c3_t){-3,0,3}); - draw_c3_line((c3_t){-3,0,-3},(c3_t){-3,6,-3}); - draw_c3_line((c3_t){-3,0,-3},(c3_t){3,0,-3}); - - draw_c3_line((c3_t){3,6,3},(c3_t){3,6,-3}); - draw_c3_line((c3_t){3,6,3},(c3_t){-3,6,3}); - draw_c3_line((c3_t){3,6,3},(c3_t){3,0,3}); - - draw_c3_line((c3_t){-3,0,3},(c3_t){3,0,3}); - draw_c3_line((c3_t){-3,0,3},(c3_t){-3,6,3}); - - draw_c3_line((c3_t){-3,6,-3},(c3_t){-3,6,3}); - draw_c3_line((c3_t){-3,6,-3},(c3_t){3,6,-3}); - - draw_c3_line((c3_t){3,0,-3},(c3_t){3,0,3}); - draw_c3_line((c3_t){3,0,-3},(c3_t){3,6,-3}); -*/ -/* - //floor grid - for(i=-21;i<21;i+=3) { - for(j=-21;j<21;j+=3) { - //draw_c3_triangle((struct c3_triangle){"id",(c3_t){i,0,j},(c3_t){i,0,j+3},(c3_t){i+3,0,j}}); - draw_c3_line((c3_t){i,0,j},(c3_t){i,0,j+3}); - draw_c3_line((c3_t){i,0,j},(c3_t){i+3,0,j}); - } - } -*/ - //apply rotation? - // load up the triangles to render... after applying rotation? - for(i=0;global.shape[i];i++) { - zs[i].s=global.shape[i]; - //rotate_shape(zs[i].s); - } - // - if(1) {//global.zsort) { - for(i=0;global.shape[i];i++) { - zs[i].d=shitdist(*(zs[i].s),camera.p); - } - qsort(&zs,i,sizeof(zs[0]),(__compar_fn_t)compar);//sort these zs structs based on d. - } - //draw all triangles - if(zs[0].s) { - strcpy(global.selected_object,zs[0].s->id); - } - for(i=0;global.shape[i];i++) { - //now we pick the color of this triangle! - if(global.red_and_blue) { - if(cn==0) { - XSetForeground(global.dpy,global.backgc,global.red.pixel); - } else { - XSetForeground(global.dpy,global.backgc,global.blue.pixel); - } -//tests of blending grayscale with red and blue -// draw_c3_triangle(*(zs[i].t)); - } else { - if(!strcmp(global.selected_object,zs[i].s->id)) { - //XSetForeground(global.dpy,global.backgc,global.green.pixel); - } else { - if(global.greyscale) { - if(zs[i].d > 0) { - if(zs[i].d < 100) { - colori=zs[i].d; - } - } - colori=(int)(zs[i].d)%100; - XSetForeground(global.dpy,global.backgc,global.colors[(int)(100.0-(colori))].pixel);//picking the color here only works if... - } - } - } - draw_c3_shape(*(zs[i].s)); - } - XSetForeground(global.dpy, global.backgc, global.green.pixel); - if(global.debug) { - snprintf(coords,sizeof(coords)-1,"selected object: %s",global.selected_object); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,global.backbuffer,global.backgc,global.xoff,global.height/2+(descent+0+ascent)*5,coords,strlen(coords)); - } - camera.p.z+=(global.split_flip)*(global.split*cosl(d2r(camera.yr+180))); - camera.p.x+=(global.split_flip)*(global.split*sinl(d2r(camera.yr+180))); - - - } - -//TODO: figure out what all this shit is and either update or remove. -//DONT USE WIDTH for shit. -/* - x1=nextX(WIDTH/2,HEIGHT/2,d2r(camera.yr),40); - y1=nextY(WIDTH/2,HEIGHT/2,d2r(camera.yr),40); - x2=nextX(WIDTH/2,HEIGHT/2,d2r(camera.yr+180),80); - y2=nextY(WIDTH/2,HEIGHT/2,d2r(camera.yr+180),80); - XDrawLine(global.dpy,w,gc,WIDTH/2,HEIGHT/2,x1,y1); - XDrawLine(global.dpy,w,gc,WIDTH/2,HEIGHT/2,x2,y2); - - XDrawLine(global.dpy,w,gc,0,HEIGHT/2,WIDTH,HEIGHT/2); - - x1=global.mousex; - y1=global.mousey; - real a=points_to_angle((c2_t){0,0},cs_to_c2((cs_t){x1,y1})); - - snprintf(coords,sizeof(coords)-1,"%llf",a); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,w,gc,global.xoff,(descent+0+ascent)*6,coords,strlen(coords)); - snprintf(coords,sizeof(coords)-1,"%llf",points_to_angle(cs_to_c2((cs_t){global.mousex,global.mousey}),(c2_t){0,0})+(M_PIl/2)); - XTextExtents(font,coords,strlen(coords),&direction,&ascent,&descent,&overall); - XDrawString(global.dpy,w,gc,global.xoff,(descent+0+ascent)*7,coords,strlen(coords)); - XDrawLine(global.dpy,w,gc,global.mousex,global.mousey,global.width/2,global.height/2); - - real c=cosl(d2r(camera.yr) - a) * distance((c2_t){x1,y1},(c2_t){WIDTH/2,HEIGHT/2}); - x2=nextX(x1,y1,d2r(camera.yr-90),c); - y2=nextY(x1,y1,d2r(camera.yr-90),c); - XDrawLine(global.dpy,w,gc,x1,y1,x2,y2); -*/ - camera.p.x = oldx; - camera.p.z = oldz; //-= cn*CAMERA_SEPARATION; -// XClearWindow(global.dpy, w); - XCopyArea(global.dpy,global.backbuffer,w,gc,0,0,global.width,global.height,0,0);//move backbuffer to window -// XCopyPlane(global.dpy,global.backbuffer,w,gc,0,0,global.width,global.height,0,0,0x000100);//move backbuffer to window -} - -#endif - -#ifdef GRAPHICAL -void set_aspect_ratio() { - XSizeHints *hints=XAllocSizeHints(); - hints->min_aspect.x=4*(global.split_screen / (global.red_and_blue ? global.split_screen : 1)); - hints->min_aspect.y=3; - hints->max_aspect.x=4*(global.split_screen / (global.red_and_blue ? global.split_screen : 1)); - hints->max_aspect.y=3; - hints->flags=PAspect; - XSetWMNormalHints(global.dpy,global.w,hints); -} -#endif - -#ifdef GRAPHICAL -//push a string back into stdin so it can be read by the file loader. :P -int selfcommand(char *s) { - char t; - if(!strlen(s)) return 0; - ungetc(s[strlen(s)-1],stdin); - t=s[strlen(s)-1]; - s[strlen(s)-1]=0; - selfcommand(s); - putchar(t); - return 0; -} - -int keypress_handler(int sym) { - char line[1024]; - real tmpx; -// real tmpy; //unused atm - real tmpz; - switch(sym) { - case XK_Return: - snprintf(line,sizeof(line)-1,"%s action %s\n",global.user,global.selected_object); - selfcommand(line); - break; - case XK_Up: - tmpx=WALK_SPEED*sinl(d2r(camera.yr+90)); - tmpz=WALK_SPEED*cosl(d2r(camera.yr+90)); - camera.p.x+=tmpx; - camera.p.z+=tmpz; - snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,tmpx,tmpz); - selfcommand(line); - break; - case XK_Down: - tmpx=WALK_SPEED*sinl(d2r(camera.yr+270)); - tmpz=WALK_SPEED*cosl(d2r(camera.yr+270)); - camera.p.x+=tmpx; - camera.p.z+=tmpz; - snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,tmpx,tmpz); - selfcommand(line); - break; - case XK_Left: - tmpx=WALK_SPEED*sinl(d2r(camera.yr)); - tmpz=WALK_SPEED*cosl(d2r(camera.yr)); - camera.p.x+=tmpx; - camera.p.z+=tmpz; - snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,tmpx,tmpz); - selfcommand(line); - break; - case XK_Right: - tmpx=WALK_SPEED*sinl(d2r(camera.yr+180)); - tmpz=WALK_SPEED*cosl(d2r(camera.yr+180)); - camera.p.x+=tmpx; - camera.p.z+=tmpz; - snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,tmpx,tmpz); - selfcommand(line); - break; - case XK_w: - camera.p.y+=1; - snprintf(line,sizeof(line)-1,"%s move 0 1 0 0 0 0 0 0 0\n",global.user); - selfcommand(line); - break; - case XK_s: - camera.p.y-=1; - snprintf(line,sizeof(line)-1,"%s move 0 -1 0 0 0 0 0 0 0\n",global.user); - selfcommand(line); - break; - case XK_r: - camera.xr+=5; - while(camera.xr > 360) camera.xr-=360; - break; - case XK_y: - camera.xr-=5; - while(camera.xr < 0) camera.xr+=360; - break; - case XK_q: - camera.yr+=5; - while(camera.yr > 360) camera.yr-=360; - break; - case XK_e: - camera.yr-=5; - while(camera.yr < 0) camera.yr+=360; - break; - case XK_u: - camera.zr+=5; - while(camera.zr > 360) camera.zr-=360; - break; - case XK_o: - camera.zr-=5; - while(camera.zr < 0) camera.zr+=360; - break; - case XK_z: camera.zoom+=1; break; - case XK_x: camera.zoom-=1; break; - case XK_c: global.mmz*=1.1; break; - case XK_v: global.mmz/=1.1; break; - case XK_h: global.split+=1; break; - case XK_j: global.split-=1; break; - case XK_d: - global.debug ^= 1; - break; - case XK_f: - global.derp ^= 1; - break; - case XK_m: - global.drawminimap += 1; - global.drawminimap %= 4; - break; - case XK_a: - global.drawsky ^= 1; - break; - case XK_3: - global.draw3d += 1; - global.draw3d %= 4; - break; - case XK_Escape: - return -1; - default: - return 0; - break; - } - return 1; -} -#endif - -int main(int argc,char *argv[]) { -#ifdef GRAPHICAL - Cursor cursor; - XEvent e; - XSetWindowAttributes attributes; - Window root,child;//why do I have this? -// XColor toss; -#endif - int i,j; - char tmp[64]; - unsigned int mask; - char redraw=0; - if(argc < 2) { - fprintf(stderr,"usage: hackvr yourname < from_others > to_others\n"); - return 1; - } else { - global.user=strdup(argv[1]); - } - fcntl(1,F_SETFL,O_NONBLOCK);//won't work - setbuf(stdin,0); - setbuf(stdout,0); -#ifdef GRAPHICAL - printf("# Opening X Display... (%s)\n",getenv("DISPLAY")); - if((global.dpy = XOpenDisplay(0)) == NULL) return printf("# failure.\n"),2; - else printf("# done.\n"); - global.color_map=DefaultColormap(global.dpy, DefaultScreen(global.dpy)); - - printf("# generating grays...\n"); - for(i=0;i<=100;i++) { - snprintf(tmp,sizeof(tmp),"gray%d",i); - XAllocNamedColor(global.dpy,global.color_map,tmp,&global.colors[i],&global.colors[i]); - } - printf("# done.\n"); - assert(global.dpy); - global.split_screen=SPLIT_SCREEN; - global.split_flip=-1; - global.split=5; - global.root_window=0; - global.red_and_blue=RED_AND_BLUE; - //global.colors[0]=BlackPixel(global.dpy,DefaultScreen(global.dpy)); -// int whiteColor = //WhitePixel(global.dpy, DefaultScreen(global.dpy)); - attributes.background_pixel=global.colors[0].pixel; - if(global.root_window) { - global.w = DefaultRootWindow(global.dpy); //this is still buggy. - } else { - global.w = XCreateWindow(global.dpy,DefaultRootWindow(global.dpy),0,0,WIDTH*(global.split_screen / (global.red_and_blue ? global.split_screen : 1)),HEIGHT,1,DefaultDepth(global.dpy,DefaultScreen(global.dpy)),InputOutput,DefaultVisual(global.dpy,DefaultScreen(global.dpy))\ - ,CWBackPixel, &attributes); - set_aspect_ratio(); - XSelectInput(global.dpy, global.w, PointerMotionMask|StructureNotifyMask|ButtonPressMask|ButtonReleaseMask|KeyPressMask|ExposureMask); - } - XMapWindow(global.dpy, global.w); - XStoreName(global.dpy,global.w,"hackvr"); - global.greyscale=1; - global.zsort=1; - global.shape[0]=0;//we'll allocate as we need more. - global.gc=XCreateGC(global.dpy, global.w, 0, 0); - - if(global.red_and_blue) { - global.width=WIDTH; - } else { - global.width=WIDTH*global.split_screen; - } - global.height=HEIGHT; - - global.backbuffer=XCreatePixmap(global.dpy,global.w,global.width,global.height,DefaultDepth(global.dpy,DefaultScreen(global.dpy))); - global.cleanbackbuffer=XCreatePixmap(global.dpy,global.w,global.width,global.height,DefaultDepth(global.dpy,DefaultScreen(global.dpy))); - - global.fps=0; - global.oldfps=0; - global.oldtime=0; -//backbuffer is uninitialized - global.backgc=XCreateGC(global.dpy,global.backbuffer,0,0); - - cursor=XCreateFontCursor(global.dpy,XC_crosshair); - XDefineCursor(global.dpy, global.w, cursor); - - XAllocNamedColor(global.dpy, global.color_map, "green", &global.green, &global.green); - XAllocNamedColor(global.dpy, global.color_map, "red", &global.red, &global.red); - XAllocNamedColor(global.dpy, global.color_map, "blue", &global.blue, &global.blue); - XAllocNamedColor(global.dpy, global.color_map, "red", &global.redblue[0], &global.redblue[0]); - XAllocNamedColor(global.dpy, global.color_map, "blue", &global.redblue[1], &global.redblue[1]); - XSetForeground(global.dpy, global.gc, global.green.pixel); - XSetForeground(global.dpy, global.backgc, global.colors[0].pixel);//black. we're about to draw the blank background using this. - XSetBackground(global.dpy, global.gc, global.colors[160].pixel); - XSetBackground(global.dpy, global.backgc, global.colors[140].pixel); - - XFillRectangle(global.dpy,global.cleanbackbuffer,global.backgc,0,0,global.width,global.height); - XSetForeground(global.dpy, global.backgc, global.green.pixel); - -// XSetForeground(global.dpy, gc, whiteColor); -// this was taking a "long" time. - printf("# generating sky... "); - skypixmap=XCreatePixmap(global.dpy,global.w,SKYW,SKYH,DefaultDepth(global.dpy,DefaultScreen(global.dpy))); - for(i=0;i<SKYH;i++) { - for(j=0;j<SKYW;j++) { - if(i==0) sky[i][j]=rand()%2; - else { - sky[i][j]=(SKYRULE >> ((!!sky[i-1][(j+(SKYW)-1)%(SKYW)]<<2) | (!!sky[i-1][j]<<1) | (!!sky[i-1][j+1%(SKYW)])) & 1); - if(sky[i][j]) { - XDrawPoint(global.dpy,skypixmap,global.backgc,j,i); - } - } - } - } - printf("done.\n"); - - global.mapxoff=global.width/2; - global.mapyoff=global.height/2; - global.drawminimap=0; - global.draw3d=1; - global.force_redraw=1;//use this for checking proper fps I guess. - camera.zoom=30.0l; - camera.xr=270; - camera.yr=270; - camera.zr=0; - global.mmz=1; - camera.p.x=0; - camera.p.z=6; - camera.p.y=5; -#endif - global.debug=0; - printf("# entering main loop\n"); - for(;;) { - redraw=global.force_redraw; -#ifdef GRAPHICAL - while(XPending(global.dpy)) {//these are taking too long? - XNextEvent(global.dpy, &e); -// printf("# handling event with type: %d\n",e.type); - switch(e.type) { -// case Expose: -// if(e.xexpose.count == 0) redraw=1; -// break; - case MotionNotify: - redraw=1; - XQueryPointer(global.dpy,global.w,&root,&child,&global.rmousex,&global.rmousey,&global.mousex,&global.mousey,&mask); - break; - case ButtonPress: - redraw=1; - global.buttonpressed=e.xbutton.button; - break; - case ButtonRelease: - redraw=1; - global.buttonpressed=0; - break; - case ConfigureNotify: - redraw=1; - XGetGeometry(global.dpy,global.w,&root,&global.x,&global.y,&global.width,&global.height,&global.border_width,&global.depth); - if(global.width / (global.split_screen / (global.red_and_blue ? global.split_screen : 1 )) / 4 * 3 != global.height) { - if(global.height * 3 / 4 == global.height) { - printf("math doesn't work.\n"); - } - printf("# DERPY WM CANT TAKE A HINT %d / %d / 4 * 3 = %d != %d\n",global.width,global.split_screen,global.width /global.split_screen /4 * 3,global.height); - if(global.width / (global.split_screen / (global.red_and_blue ? global.split_screen : 1)) / 4 * 3 < global.height) { - global.height=global.width / (global.split_screen / (global.red_and_blue ? global.split_screen : 1)) / 4 * 3; - } else { - global.width=global.height * 3 / 4 * (global.split_screen / (global.red_and_blue ? global.split_screen : 1)); - } - } - global.mapxoff=global.width/(global.split_screen / (global.red_and_blue ? global.split_screen : 1))/2; - global.mapyoff=global.height/2; - break; - case KeyPress: - redraw=1; - if(keypress_handler(XLookupKeysym(&e.xkey,0)) == -1) { - printf("# exiting\n"); - return 0; - } - break; - default: - //printf("# received event with type: %d\n",e.type); - break; - } - } - if(redraw && !global.headless) { - draw_screen(global.dpy,global.w,global.gc); - } -#endif - switch(load_stdin()) { - case -1: - return 0; - break; - case 0: - break; - default: - redraw=1; - break; - } - } - return 0; -} diff --git a/tools/obj2hackvr.pl b/tools/obj2hackvr.pl index d8727e2..8173eee 100755 --- a/tools/obj2hackvr.pl +++ b/tools/obj2hackvr.pl @@ -16,7 +16,7 @@ my @tmp; my $tmp; open(FILE,$ARGV[1]) if $ARGV[1]; while(<FILE>) { - chomp; + $_ =~ s/[\n\r]//g; @linepart=split(/ /,$_,2); $com=$linepart[0]; if($com eq "v") { diff --git a/tools/obj2hackvr2.pl b/tools/obj2hackvr2.pl new file mode 100755 index 0000000..92d16a7 --- /dev/null +++ b/tools/obj2hackvr2.pl @@ -0,0 +1,49 @@ +#!/usr/bin/perl + +use strict; + +die "usage: obj2hackvr.pl name file\n" unless $ARGV[0]; + +my $i; +my $j; +my $com; +my @vertices; +my @faces; +my @linepart; +my @parts; +my @points; +my @tmp; +my $tmp; +open(FILE,$ARGV[1]) if $ARGV[1]; +while(<FILE>) { + chomp; + $_ =~ s/[\r\n]//g; + @linepart=split(/ /,$_,2); + $com=$linepart[0]; + if($com eq "v") { + push(@vertices,$linepart[1]); + } + if($com eq "f") { + push(@faces,$linepart[1]); + } +} + +#foreach $tmp (@vertices) { +# foreach(@$tmp) { +# print $tmp . "\n"; +# } +#} + +foreach $tmp (@faces) { + @points=split(/ /,$tmp); + @points = map { $_ =~ s/\/.+$//g; $_; } @points; +## print @points; + print $ARGV[0]; + print " addshape "; + print @points+0; + for($i=0;$i<(@points);$i++) { + print " "; + print $vertices[$points[$i]-1]; + } + print "\n"; +} |