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authorepoch <epoch@hacking.allowed.org>2017-01-03 00:30:28 -0600
committerepoch <epoch@hacking.allowed.org>2017-01-03 00:30:28 -0600
commitebde46bc82bebf478db67abef5b7dc88c014706b (patch)
tree77121f0c18b1845b8c3cfdfec962e9c5b2ec7e67 /src
parentf7353ec277198b295c6c842a4a4a07b403b2a572 (diff)
downloadhackvr-ebde46bc82bebf478db67abef5b7dc88c014706b.tar.gz
hackvr-ebde46bc82bebf478db67abef5b7dc88c014706b.zip
lots and lots of shit. opengl shit is barely worked on. new pl script to obj2hackvr using more than just triangles.http://hackaday.com/blog/http://hackaday.com/blog/
Diffstat (limited to 'src')
-rw-r--r--src/Makefile13
-rw-r--r--src/common.h59
-rw-r--r--src/config.h6
-rw-r--r--src/graphics.c560
-rw-r--r--src/graphics.h48
-rw-r--r--src/graphics_opengl.c96
-rw-r--r--src/graphics_x11.c448
-rw-r--r--src/graphics_x11.h35
-rw-r--r--src/hackvr.c35
-rwxr-xr-xsrc/testit.sh3
-rw-r--r--src/x11.c1065
11 files changed, 770 insertions, 1598 deletions
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;
-}