diff options
author | epoch <epoch@hacking.allowed.org> | 2017-03-19 04:51:01 -0500 |
---|---|---|
committer | epoch <epoch@hacking.allowed.org> | 2017-03-19 04:51:01 -0500 |
commit | 781ecd6529505e4bf1fd400634ee83bcb9a07c81 (patch) | |
tree | a5f51756d54dff5ebb47f5435198e1db15ce345d /src/graphics_x11.c | |
parent | 17347b2e23292aad11c879d3df4a0e73c31e2ae8 (diff) | |
download | hackvr-781ecd6529505e4bf1fd400634ee83bcb9a07c81.tar.gz hackvr-781ecd6529505e4bf1fd400634ee83bcb9a07c81.zip |
I have no idea why I am doing this...
Diffstat (limited to 'src/graphics_x11.c')
-rw-r--r-- | src/graphics_x11.c | 461 |
1 files changed, 0 insertions, 461 deletions
diff --git a/src/graphics_x11.c b/src/graphics_x11.c deleted file mode 100644 index 31a78e4..0000000 --- a/src/graphics_x11.c +++ /dev/null @@ -1,461 +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> - -#include "config.h" -#include "common.h" -#include "graphics.h" -#include "graphics_x11.h" -#include "graphics_backend.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 - -/* -struct plane { - c3_t p; - real xr; - real yr; - real zr; -} - -void calculate_shape_color(c3_s_t s,real d) { -//given: at least 3 points on a plane. -//needed: angles of the plane. -// - xa= - ya= - za= - for(i=0;i<;i++) { - s.p.x - } -} -*/ -void set_color_based_on_distance(real d) { - int i=100-((int)((d+100.0) * 16.0) % 100); - XSetForeground(x11_global.dpy,x11_global.backgc,x11_global.colors[i].pixel); -} - -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 h; - int i;//all cs shapes can have 1, 2, or 3+ points. guess I gotta do that logic here too. - switch(s.len) { - case 1: - //cicle - h=max(s.p[0].y,s.p[1].y)-min(s.p[0].y,s.p[1].y); - XDrawArc(x11_global.dpy,x11_global.backbuffer,x11_global.backgc,s.p[0].x-h,s.p[0].y-h,h*2,h*2,0,360*64); - break; - default: - 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))]); - } - break; - } -} - -void draw_cs_filled_shape(cs_s_t s) { - int h; - int i; - 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}; - } - switch(s.len) { - case 1: - h=max(s.p[0].y,s.p[1].y)-min(s.p[0].y,s.p[1].y); - XFillArc(x11_global.dpy,x11_global.backbuffer,x11_global.backgc,s.p[0].x-h,s.p[0].y-h,h*2,h*2,0,360*64); - break; - default: - XFillPolygon(x11_global.dpy,x11_global.backbuffer,x11_global.backgc,Xp,s.len,Convex,CoordModeOrigin); - break; - } -} - -//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=0; - cliprect.y=0; - 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.d*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 set_color_red() { - XSetForeground(x11_global.dpy,x11_global.backgc,x11_global.red.pixel); -} - -void set_color_blue() { - XSetForeground(x11_global.dpy,x11_global.backgc,x11_global.blue.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]; - radians tmprad; - radians tmprad2; - 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: - tmprad=d2r((degrees){camera.r.y.d+90}); - tmprad2=d2r((degrees){camera.r.y.d+90}); - tmpx=WALK_SPEED*sinl(tmprad.r); - tmpz=WALK_SPEED*cosl(tmprad2.r); - 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: - tmprad=d2r((degrees){camera.r.y.d+270}); - tmprad2=d2r((degrees){camera.r.y.d+270}); - tmpx=WALK_SPEED*sinl(tmprad.r); - tmpz=WALK_SPEED*cosl(tmprad2.r); - 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: - tmprad=d2r(camera.r.y); - tmprad2=d2r(camera.r.y); - tmpx=WALK_SPEED*sinl(tmprad.r); - tmpz=WALK_SPEED*cosl(tmprad2.r); - 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: - tmprad=d2r((degrees){camera.r.y.d+180}); - tmprad2=d2r((degrees){camera.r.y.d+180}); - tmpx=WALK_SPEED*sinl(tmprad.r); - tmpz=WALK_SPEED*cosl(tmprad2.r); - 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.r.x.d+=5; - while(camera.r.x.d > 360) camera.r.x.d-=360; - break; - case XK_y: - camera.r.x.d-=5; - while(camera.r.x.d < 0) camera.r.x.d+=360; - break; - case XK_q: - camera.r.y.d+=5; - while(camera.r.y.d > 360) camera.r.y.d-=360; - break; - case XK_e: - camera.r.y.d-=5; - while(camera.r.y.d < 0) camera.r.y.d+=360; - break; - case XK_u: - camera.r.z.d+=5; - while(camera.r.z.d > 360) camera.r.z.d-=360; - break; - case XK_o: - camera.r.z.d-=5; - while(camera.r.z.d < 0) camera.r.z.d+=360; - break; - case XK_p: - gra_global.split+=.1; - break; - case XK_l: - gra_global.split-=.1; - 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; - 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) { - printf("# failure.\n"); - exit(1); - } - 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=CAMERA_SEPARATION; - 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=DEFAULT_MINIMAP; - gra_global.draw3d=1; - gra_global.force_redraw=FORCE_REDRAW;//use this for checking proper fps I guess. - -//this should be in graphics.c ? - camera.zoom=30.0l; - camera.r.x.d=270; - camera.r.y.d=90; - camera.r.z.d=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: - if(global.debug >= 2) printf("# MotionNotify\n"); - 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: - if(global.debug >= 2) printf("# ButtonPress\n"); - redraw=1; - gra_global.buttonpressed=e.xbutton.button;//what's this for? mouse? - break; - case ButtonRelease: - if(global.debug >= 2) printf("# ButtonRelease\n"); - redraw=1; - gra_global.buttonpressed=0;//what's this for??? - break; - case ConfigureNotify: - if(global.debug >= 2) printf("# ConfigureNotify\n"); - 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.height * AR_W / AR_H != gra_global.width / (gra_global.split_screen / (gra_global.red_and_blue ? gra_global.split_screen : 1))) { - // height / AR_H * AR_W = width / (ss / (rab ? ss : 1)) - if(global.debug >= 2) { - printf("# %d != %d for some reason. probably your WM not respecting aspect ratio hints or calculating based on them differently. (would cause an off-by-one or so)\n",gra_global.height * AR_W / AR_H , gra_global.width / (gra_global.split_screen / (gra_global.red_and_blue ? gra_global.split_screen : 1))); - } - if(gra_global.width / (gra_global.red_and_blue ? 1 : gra_global.split_screen) * AR_H / AR_W < gra_global.height) { - gra_global.height=gra_global.width / (gra_global.red_and_blue ? 1 : gra_global.split_screen) * AR_H / AR_W; - } else { - gra_global.width=gra_global.height * AR_W / AR_H * (gra_global.red_and_blue ? 1 : gra_global.split_screen); - } - } - 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: - if(global.debug >= 2) printf("# KeyPress\n"); - redraw=1; - if(keypress_handler(XLookupKeysym(&e.xkey,0)) == -1) { - printf("# exiting\n"); - return -1; - } - break; - default: -// printf("# received unknown event with type: %d\n",e.type); - break; - } - } - return redraw; -} |