the changes needed to get tictactoe running pretty.

4 files changed, 73 insertions, 23 deletions

diff --git a/src/graphics_c3.c b/src/graphics_c3.c
index b1d0bd7..9655f18 100644
--- a/src/graphics_c3.c
+++ b/src/graphics_c3.c
@@ -185,7 +185,9 @@ void draw_c3_shape(c3_s_t s) {//outlined. needs to be filled? //draw minimap shi
   s2.len=s.len;
   c3_group_rot_t *gr=get_group_rotation(s.id);
   for(i=0;i<s.len+(s.len==1);i++) {
+    //this is causing rotation even when values are 0. this should not be. this is why the tictactoe game has hacks.
     s2.p[i]=c3_to_c2(gr?c3_add(gr->p,rotate_c3_yr(s.p[i],gr->p,d2r(gr->r.y))):s.p[i]);
+    //s2.p[i]=c3_to_c2(s.p[i]);
   }
   if(gra_global.draw3d == 1) {
     draw_c2_shape(s2);
@@ -219,7 +221,6 @@ void draw_graph(real (*fun)(real x)) {
  }
 }
 
-
 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;
@@ -373,7 +374,7 @@ void draw_screen() {
      //XCopyArea(global.dpy,skypixmap,global.backbuffer,global.backgc,((camera.yr*5)+SKYW)%SKYW,0,WIDTH,global.height/2,0,0);
     }
     if(gra_global.draw3d) {
-      draw_c2_line((c2_t){LEFT,0},(c2_t){RIGHT,0}); //horizon
+//      draw_c2_line((c2_t){LEFT,0},(c2_t){RIGHT,0}); //horizon
     }
     if(time(0) == gra_global.oldtime) {
      gra_global.fps++;
@@ -385,16 +386,21 @@ void draw_screen() {
     }
     //XSetForeground(global.dpy, global.backgc, global.green.pixel);
     if(global.debug) {//the way I have text done won't scale...
-/*      draw_c2_text((cs_t){0,0},global.user);
+//      draw_c2_text((cs_t){0,0},global.user);
+//      fprintf(stderr,"\x1b[H");
+//      fprintf(stderr,"\x1b[2J");
       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_c2_text((cs_t){gra_global.xoff,(gra_global.height/2)+10},tmp);
+      fprintf(stderr,"%s\n",tmp);
+//      draw_c2_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_c2_text((cs_t){gra_global.xoff,(gra_global.height/2)+20},tmp);
+      fprintf(stderr,"%s\n",tmp);
+//      draw_c2_text((cs_t){gra_global.xoff,(gra_global.height/2)+20},tmp);
       snprintf(tmp,sizeof(tmp)-1,"cx: %Lf cy: %Lf cz: %Lf",global.camera.p.x,global.camera.p.y,global.camera.p.z);
-      draw_c2_text((cs_t){gra_global.xoff,(gra_global.height/2)+30},tmp);
+      fprintf(stderr,"%s\n",tmp);
+//      draw_c2_text((cs_t){gra_global.xoff,(gra_global.height/2)+30},tmp);
       snprintf(tmp,sizeof(tmp)-1,"xr: %d yr: %d zr: %d",global.camera.r.x.d,global.camera.r.y.d,global.camera.r.z.d);
-      draw_c2_text((cs_t){gra_global.xoff,(gra_global.height/2)+40},tmp);
-*/
+      fprintf(stderr,"%s\n",tmp);
+//      draw_c2_text((cs_t){gra_global.xoff,(gra_global.height/2)+40},tmp);
     }
 
 //  if(global.drawminimap) {//this isn't even useful I guess.
@@ -413,8 +419,8 @@ void draw_screen() {
     qsort(&zs,i,sizeof(zs[0]),(__compar_fn_t)compar);//sort these zs structs based on d.
    //draw all triangles
     if(global.debug) {
-     snprintf(tmp,sizeof(tmp)-1,"selected object: %s",global.selected_object);
-     draw_c2_text((c2_t){gra_global.xoff,(gra_global.height/2)+50},tmp);
+     //snprintf(tmp,sizeof(tmp)-1,"selected object: %s",global.selected_object);
+     //draw_c2_text((c2_t){gra_global.xoff,(gra_global.height/2)+50},tmp);
     }
    //i already equals the length of the array.
    i-=gra_global.maxshapes;
diff --git a/src/graphics_cs_x11.c b/src/graphics_cs_x11.c
index 37faeb1..a4c9a88 100644
--- a/src/graphics_cs_x11.c
+++ b/src/graphics_cs_x11.c
@@ -62,7 +62,8 @@ void calculate_shape_color(c3_s_t s,real d) {
 */
 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);
+  //XSetForeground(x11_global.dpy,x11_global.backgc,x11_global.colors[i].pixel);
+  XSetForeground(x11_global.dpy,x11_global.backgc,x11_global.colors[99].pixel);
 }
 
 void draw_cs_line(cs_t p1,cs_t p2) {
@@ -80,6 +81,12 @@ void draw_cs_text(cs_t p,char *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.
+  //test in here whether a mouse click is within this shape's... bounding box? sure.
+  cs_s_t bb;//bounding box
+  int minx=s.p[0].x;
+  int miny=s.p[0].y;
+  int maxx=s.p[0].x;
+  int maxy=s.p[0].y;
   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) {
@@ -90,8 +97,32 @@ void draw_cs_shape(cs_s_t s) {//this is implemented as draw_cs_line... hrm. it c
     break;
    default:
     for(i=0;i<s.len+(s.len==1);i++) {//this shape is closed!
+      minx=(s.p[i].x<minx)?s.p[i].x:minx;
+      miny=(s.p[i].y<miny)?s.p[i].y:miny;
+      maxx=(s.p[i].x>maxx)?s.p[i].x:maxx;
+      maxy=(s.p[i].y>maxy)?s.p[i].y:maxy;
       draw_cs_line(s.p[i],s.p[(i+1)%(s.len+(s.len==1))]);
     }
+    if(gra_global.mousex > minx &&
+         gra_global.mousey > miny &&
+         gra_global.mousex < maxx &&
+         gra_global.mousey < maxy) {
+      if(gra_global.buttonpressed) {//if we're inside the bounding box let's make SOMETHING happen.
+          printf("# clicked on object! %s\n",s.id);
+        }
+      bb.id=strdup("boundingbox");
+      bb.len=4;
+      bb.p[0].x=minx;
+      bb.p[0].y=miny;
+      bb.p[1].x=minx;
+      bb.p[1].y=maxy;
+      bb.p[2].x=maxx;
+      bb.p[2].y=maxy;
+      bb.p[3].x=maxx;
+      bb.p[3].y=miny;
+      draw_cs_filled_shape(bb);
+      free(bb.id);
+    }
     break;
   }
 }
@@ -181,7 +212,7 @@ void x11_keypress_handler(int sym,int x,int y) {
     tmprad2=d2r((degrees){global.camera.r.y.d+90});
     tmpx=WALK_SPEED*sinl(tmprad.r);
     tmpz=WALK_SPEED*cosl(tmprad2.r);
-    snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,-tmpx,tmpz);
+    snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf\n",global.user,-tmpx,tmpz);
     selfcommand(line);
     break;
    case XK_Down:
@@ -189,7 +220,7 @@ void x11_keypress_handler(int sym,int x,int y) {
     tmprad2=d2r((degrees){global.camera.r.y.d+270});
     tmpx=WALK_SPEED*sinl(tmprad.r);
     tmpz=WALK_SPEED*cosl(tmprad2.r);
-    snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,-tmpx,tmpz);
+    snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf\n",global.user,-tmpx,tmpz);
     selfcommand(line);
     break;
    case XK_Left:
@@ -197,7 +228,7 @@ void x11_keypress_handler(int sym,int x,int y) {
     tmprad2=d2r(global.camera.r.y);
     tmpx=WALK_SPEED*sinl(tmprad.r);
     tmpz=WALK_SPEED*cosl(tmprad2.r);
-    snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,-tmpx,tmpz);
+    snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf\n",global.user,-tmpx,tmpz);
     selfcommand(line);
     break;
    case XK_Right:
@@ -205,15 +236,15 @@ void x11_keypress_handler(int sym,int x,int y) {
     tmprad2=d2r((degrees){global.camera.r.y.d+180});
     tmpx=WALK_SPEED*sinl(tmprad.r);
     tmpz=WALK_SPEED*cosl(tmprad2.r);
-    snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf 0 0 0 0 0 0\n",global.user,-tmpx,tmpz);
+    snprintf(line,sizeof(line)-1,"%s move %Lf 0 %Lf\n",global.user,-tmpx,tmpz);
     selfcommand(line);
     break;
    case XK_w:
-    snprintf(line,sizeof(line)-1,"%s move 0 1 0 0 0 0 0 0 0\n",global.user);
+    snprintf(line,sizeof(line)-1,"%s move 0 1 0\n",global.user);
     selfcommand(line);
     break;
    case XK_s:
-    snprintf(line,sizeof(line)-1,"%s move 0 -1 0 0 0 0 0 0 0\n",global.user);
+    snprintf(line,sizeof(line)-1,"%s move 0 -1 0\n",global.user);
     selfcommand(line);
     break;
    case XK_r:
diff --git a/src/hackvr.c b/src/hackvr.c
index d97417a..04fa9a2 100644
--- a/src/hackvr.c
+++ b/src/hackvr.c
@@ -84,6 +84,7 @@ char **line_splitter(char *line,int *rlen) {
 int load_stdin() {//what is this returning?
  struct c3_shape s;
 // struct c3_line l;
+ c3_group_rot_t *gr;
  char *command;
  char *line;
  char *id;
@@ -173,15 +174,16 @@ int load_stdin() {//what is this returning?
    continue;
   }
   if(!strcmp(command,"deletegroup")) {
-   for(j=0;global.shape[j];j++) {//mark first. compress later.
-    if(!strcmp(global.shape[j]->id,s.id)) {//??? where is s.id supposed to be set from?
-     free(global.shape[j]->id);
-     free(global.shape[j]);
+   for(j=0;global.shape[j];j++) {
+    if(!strcmp(global.shape[j]->id,a[2])) {
+//     free(global.shape[j]->id);
+//     free(global.shape[j]);
      global.shape[j]=0;
     }
    }
    l=0;
    for(k=0;k<j;k++) {
+    l=k;
     while(global.shape[l] == 0 && l < j) l++;
     global.shape[k]=global.shape[l];
    }
@@ -206,6 +208,11 @@ int load_stdin() {//what is this returning?
       global.shape[j]->id=strdup(a[3]);
      }
     }
+    gr=get_group_rotation(a[2]);
+    if(gr) {
+     free(gr->id);
+     gr->id=strdup(a[3]);
+    }
    }
    continue;
   }
diff --git a/src/math.c b/src/math.c
index b5c82de..7c7fff4 100644
--- a/src/math.c
+++ b/src/math.c
@@ -31,13 +31,19 @@ c3_t rotate_c3_zr(c3_t p1,c3_t p2,radians zr) {//rotate x and y around camera ba
   return (c3_t){tmp.x,tmp.y,p1.z};
 }
 
+//sin(0) = 0
+//sin(90deg) = 1
+//cos(0) = 1
+//cos(90deg) = 0
 c2_t rotate_c2(c2_t p1,c2_t p2,radians dr) {//dr is in radians
   c2_t p3;
   real d=distance2(p1,p2);
   radians r=points_to_angle(p1,p2);
   r.r=r.r+dr.r;
-  p3.x=(sinl(r.r) * d) + p2.x;
-  p3.y=(cosl(r.r) * d) + p2.y;
+  p3.x=(sinl(r.r) * d) + p2.x;//switchiing this to cos and the next line to sin seems
+  p3.y=(cosl(r.r) * d) + p2.y;//to make some bug less weird.
+//  p3.x=(cosl(r.r) * d) + p2.x;//switchiing this to cos and the next line to sin seems
+//  p3.y=(sinl(r.r) * d) + p2.y;//to make some bug less weird.
   return p3;
 }
 real distance2(c2_t p1,c2_t p2) {