Many fixes

source/engine/2dphysics.c

@@ -30,6 +30,13 @@ float dynamic_color[3] = {255/255, 70/255, 46/255};
 float kinematic_color[3] = {255/255, 206/255,71/255};
 float static_color[3] = {0.22f, 0.271f, 1.f};
 
+unsigned int category_masks[32];
+
+void set_cat_mask(int cat, unsigned int mask)
+{
+  category_masks[cat] = mask;
+}
+
 void color2float(struct color color, float *fcolor)
 {
     fcolor[0] = (float)color.r/255;
@@ -565,9 +572,9 @@ void phys2d_dbgdrawedge(struct phys2d_edge *edge)
 void shape_enabled(struct phys2d_shape *shape, int enabled)
 {
     if (enabled)
-      cpShapeSetFilter(shape->shape, CP_SHAPE_FILTER_ALL);
+      cpShapeSetFilter(shape->data, CP_SHAPE_FILTER_ALL);
     else
-      cpShapeSetFilter(shape->shape, CP_SHAPE_FILTER_NONE);
+      cpShapeSetFilter(shape->data, CP_SHAPE_FILTER_NONE);
 }
 
 int shape_is_enabled(struct phys2d_shape *shape)
@@ -606,6 +613,15 @@ void register_collide(void *sym) {
 
 }
 
+struct hit_call {
+  cpVect norm;
+  struct callee c;
+  int hit;
+};
+
+struct hit_call *frame_hits;
+
+
 void duk_call_phys_cb(cpVect norm, struct callee c, int hit)
 {
     duk_push_heapptr(duk, c.fn);
@@ -619,6 +635,9 @@ void duk_call_phys_cb(cpVect norm, struct callee c, int hit)
     duk_push_int(duk, hit);
     duk_put_prop_literal(duk, obj, "hit");
 
+/*    vect2duk(cpArbiterGetSurfaceVelocity(arb));
+    duk_put_prop_literal(duk, obj, "velocity");
+*/
     duk_call_method(duk,1);
 
 //    if (duk_pcall_method(duk, 1))
@@ -626,9 +645,28 @@ void duk_call_phys_cb(cpVect norm, struct callee c, int hit)
     duk_pop(duk);
 }
 
+void push_phys_cb(cpVect norm, struct callee c, int hit)
+{
+  struct hit_call newhit;
+  newhit.norm = norm;
+  newhit.c = c;
+  newhit.hit = hit;
+
+  arrpush(frame_hits, newhit);
+}
+
+void fire_hits()
+{
+  if (arrlen(frame_hits) == 0) return;
+  
+  for (int i = 0; i < arrlen(frame_hits); i++)
+    duk_call_phys_cb(frame_hits[i].norm, frame_hits[i].c, frame_hits[i].hit);
+
+  arrfree(frame_hits);
+}
+
 static cpBool script_phys_cb_begin(cpArbiter *arb, cpSpace *space, void *data)
 {
-    
     cpBody *body1;
     cpBody *body2;
     cpArbiterGetBodies(arb, &body1, &body2);
@@ -642,26 +680,19 @@ static cpBool script_phys_cb_begin(cpArbiter *arb, cpSpace *space, void *data)
     struct gameobject *go = id2go(g1);
     struct gameobject *go2 = id2go(g2);
 
+    struct phys2d_shape *pshape1 = cpShapeGetUserData(shape1);
+    struct phys2d_shape *pshape2 = cpShapeGetUserData(shape2);
+
     cpVect norm1 = cpArbiterGetNormal(arb);
+    cpVect vel1 = cpArbiterGetSurfaceVelocity(arb);
 
     for (int i = 0; i < arrlen(go->shape_cbs); i++)
+      if (go->shape_cbs[i].shape == pshape1)
         duk_call_phys_cb(norm1, go->shape_cbs[i].cbs.begin, g2);
 
     if (go->cbs.begin.obj)
       duk_call_phys_cb(norm1, go->cbs.begin, g2);
 
-    return;
-
-    cpVect norm2 = norm1;
-    norm2.x *= -1;
-    norm2.y *= -1;
-
-    for (int i = 0; i < arrlen(go2->shape_cbs); i++)
-      duk_call_phys_cb(norm2, go2->shape_cbs[i].cbs.begin, g1);
-    
-    if (go2->cbs.begin.obj)
-      duk_call_phys_cb(norm2, go2->cbs.begin, g1);
-
     return 1;
 }
 
@@ -673,14 +704,16 @@ void phys2d_rm_go_handlers(int go)
   handler->separateFunc = NULL;
 }
 
-void phys2d_add_handler_type(int cmd, int go, struct callee c) {
+void phys2d_setup_handlers(int go)
+{
   cpCollisionHandler *handler = cpSpaceAddWildcardHandler(space, go);
-
   handler->userData = go;
+  handler->beginFunc = script_phys_cb_begin;
+}
 
+void phys2d_add_handler_type(int cmd, int go, struct callee c) {
     switch (cmd) {
         case 0:
-            handler->beginFunc = script_phys_cb_begin;
             id2go(go)->cbs.begin = c;
             break;
 

source/engine/2dphysics.h

@@ -112,10 +112,12 @@ struct phys_cbs {
 };
 
 struct shape_cb {
-  cpShape *shape;
+  struct phys2d_shape *shape;
   struct phys_cbs cbs;
 };
 
+void fire_hits();
+
 void phys2d_add_handler_type(int cmd, int go,  struct callee c);
 void register_collide(void *sym);
 void phys2d_rm_go_handlers(int go);
@@ -136,9 +138,12 @@ void color2float(struct color, float *fcolor);
 struct color float2color(float *fcolor);
 
 void shape_gui(struct phys2d_shape *shape);
+void phys2d_setup_handlers(int go);
 
 void phys2d_reindex_body(cpBody *body);
 cpVect world2go(struct gameobject *go, cpVect worldpos);
 cpVect go2world(struct gameobject *go, cpVect gopos);
+extern unsigned int category_masks[32];
+void set_cat_mask(int cat, unsigned int mask);
 
 #endif

source/engine/debug/debugdraw.c

@@ -255,24 +255,13 @@ void draw_grid(int width, int span)
 
 void draw_point(int x, int y, float r, float *color)
 {
-    shader_use(circleShader);
+    draw_circle(x,y,r,r,color,1);
-
-    float verts[] = { x, y };
-
-    glBindBuffer(GL_ARRAY_BUFFER, circleVBO);
-    glBufferData(GL_ARRAY_BUFFER, sizeof(verts), verts, GL_DYNAMIC_DRAW);
-    glPointSize(r);
-
-    glBindVertexArray(circleVAO);
-    glEnableVertexAttribArray(0);
-    glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 0, NULL);
-    glDrawArrays(GL_POINTS, 0, 4);
 }
 
-void draw_cppoint(struct cpVect point, float r)
+void draw_cppoint(struct cpVect point, float r, struct color color)
 {
-    float white[3] = {1.f, 1.f, 1.f};
+    float col[3] = {(float)color.r/255, (float)color.g/255, (float)color.b/255};
-    draw_point(point.x, point.y, r, white);
+    draw_point(point.x, point.y, r, col);
 }
 
 void draw_points(struct cpVect *points, int n, float size, float *color)

source/engine/debug/debugdraw.h

@@ -13,7 +13,7 @@ void draw_grid(int width, int span);
 void draw_rect(int x, int y, int w, int h, float *color);
 void draw_box(struct cpVect c, struct cpVect wh, struct color color);
 void draw_point(int x, int y, float r, float *color);
-void draw_cppoint(struct cpVect point, float r);
+void draw_cppoint(struct cpVect point, float r, struct color color);
 void draw_poly(float *points, int n, float *color);
 
 

source/engine/debug/log.h

@@ -3,7 +3,7 @@
 
 #include <stdio.h>
 
-#define ERROR_BUFFER 2048
+#define ERROR_BUFFER 1024*1024
 
 #define LOG_INFO 0
 #define LOG_WARN 1

source/engine/ffi.c

@@ -105,16 +105,13 @@ cpBitmask duk2bitmask(duk_context *duk, int p)
 
     for (int i = 0; i < len; i++) {
       duk_get_prop_index(duk, p, i);
-      int val = duk_to_int(duk, -1);
+      int val = duk_to_boolean(duk, -1);
       duk_pop(duk);
+      if (!val) continue;
 
-      if (val > 10) continue;
+      mask |= 1<<i;
-      
-      mask |= 1<<val;
     }
 
-    YughInfo(BYTE_TO_BINARY_PATTERN,BYTE_TO_BINARY(mask));
-
     return mask;
 }
 
@@ -199,7 +196,7 @@ duk_ret_t duk_gui_text(duk_context *duk) {
 
     float size = duk_to_number(duk, 2);
     const float white[3] = {1.f, 1.f, 1.f};
-    renderText(s, &pos, size, white, 500);
+    renderText(s, &pos, size, white, 500,-1);
     return 0;
 }
 
@@ -211,9 +208,21 @@ duk_ret_t duk_ui_text(duk_context *duk)
     float size = duk_to_number(duk, 2);
     struct color c = duk2color(duk,3);
     const float col[3] = {(float)c.r/255, (float)c.g/255, (float)c.b/255};
-    renderText(s, &pos, size, col, 500);
+    renderText(s, &pos, size, col, 500,-1);
     return 0;
+}
 
+duk_ret_t duk_cursor_text(duk_context *duk)
+{
+    const char *s = duk_to_string(duk, 0);
+    cpVect pos = duk2vec2(duk, 1);
+
+    float size = duk_to_number(duk, 2);
+    struct color c = duk2color(duk,3);
+    const float col[3] = {(float)c.r/255, (float)c.g/255, (float)c.b/255};
+    int cursor = duk_to_int(duk,4);
+    renderText(s, &pos, size, col, 500,cursor);
+    return 0;
 }
 
 duk_ret_t duk_gui_img(duk_context *duk) {
@@ -308,6 +317,10 @@ duk_ret_t duk_nuke(duk_context *duk)
 	case 12:
 	  nuke_tree_pop();
 	  return 0;
+
+	case 13:
+	  nuke_row(duk_to_int(duk,1));
+	  break;
     }
 
     return 0;
@@ -706,7 +719,7 @@ duk_ret_t duk_cmd(duk_context *duk) {
 	  return 1;
 	  
 	case 51:
-	  draw_cppoint(duk2vec2(duk, 1), duk_to_number(duk, 2));
+	  draw_cppoint(duk2vec2(duk, 1), duk_to_number(duk, 2), duk2color(duk,3));
 	  return 0;
 	  
 	case 52:
@@ -801,6 +814,26 @@ duk_ret_t duk_cmd(duk_context *duk) {
 	case 74:
 	  duk_push_number(duk, cpSpaceGetDamping(space));
 	  return 1;
+
+	case 75:
+	  id2go(duk_to_int(duk,1))->layer = duk_to_int(duk,2);
+	  return 0;
+
+	case 76:
+	  set_cat_mask(duk_to_int(duk,1), duk2bitmask(duk,2));
+	  return 0;
+
+	case 77:
+	  input_to_game();
+	  break;
+
+	case 78:
+	  input_to_nuke();
+	  break;
+
+	case 79:
+	  duk_push_boolean(duk, phys_stepping());
+	  return 1;
     }
 
     return 0;
@@ -846,7 +879,7 @@ duk_ret_t duk_register(duk_context *duk) {
 void gameobject_add_shape_collider(int go, struct callee c, struct phys2d_shape *shape)
 {
   struct shape_cb shapecb;
-  shapecb.shape = shape->shape;
+  shapecb.shape = shape;
   shapecb.cbs.begin = c;
   arrpush(id2go(go)->shape_cbs, shapecb);
 }
@@ -860,11 +893,12 @@ duk_ret_t duk_register_collide(duk_context *duk) {
 
     switch(cmd) {
       case 0:
-        phys2d_add_handler_type(cmd, go, c);
+        id2go(go)->cbs.begin = c;
         break;
 
       case 1:
         gameobject_add_shape_collider(go, c, duk_get_pointer(duk,4));
+	YughInfo("Adding gameobject %d shape collider for shape %p", go, duk_get_pointer(duk,4));
 	break;
 
       case 2:
@@ -1045,6 +1079,10 @@ duk_ret_t duk_q_body(duk_context *duk) {
         case 5:
           duk_push_number(duk, cpBodyGetMass(go->body));
           return 1;
+
+	case 6:
+	  duk_push_number(duk, cpBodyGetMoment(go->body));
+	  return 1;
     }
 
     return 0;
@@ -1322,9 +1360,8 @@ void ffi_load()
 
     DUK_FUNC(gui_text, DUK_VARARGS);
     DUK_FUNC(ui_text, 4);
+    DUK_FUNC(cursor_text,5);
     DUK_FUNC(gui_img, 2);
 
-
-
     DUK_FUNC(anim, 2);
 }

source/engine/font.c

@@ -164,6 +164,20 @@ struct sFont *MakeFont(const char *fontfile, int height)
 static int curchar = 0;
 static float *buffdraw;
 
+void draw_char_box(struct Character c, float cursor[2], float scale, float color[3])
+{
+  int x, y, w, h;
+
+  x = cursor[0];
+  y = cursor[1];
+  w = 8*scale;
+  h = 14;
+  x += w/2.f;
+  y += h/2.f;
+
+  draw_rect(x,y,w,h,color);
+}
+
 void fill_charverts(float *verts, float cursor[2], float scale, struct Character c, float *offset)
 {
   float w = c.Size[0] * scale;
@@ -182,6 +196,8 @@ void fill_charverts(float *verts, float cursor[2], float scale, struct Character
   memcpy(verts, v, sizeof(float)*16);
 }
 
+static int drawcaret = 0;
+
 void sdrawCharacter(struct Character c, mfloat_t cursor[2], float scale, struct shader *shader, float color[3])
 {
     float shadowcolor[3] = {0.f, 0.f, 0.f};	
@@ -191,11 +207,24 @@ void sdrawCharacter(struct Character c, mfloat_t cursor[2], float scale, struct
     float offset[2] = {-1, 1};
 
     fill_charverts(verts, cursor, scale, c, offset);
+    curchar++;
     
         /* Check if the vertex is off screen */
     if (verts[5] < 0 || verts[10] < 0 || verts[0] > window_i(0)->width || verts[1] > window_i(0)->height)
         return;
 
+    if (drawcaret == curchar) {
+        draw_char_box(c, cursor, scale, color);
+	    shader_use(shader);
+    shader_setvec3(shader, "textColor", color);
+    glActiveTexture(GL_TEXTURE0);
+    glBindTexture(GL_TEXTURE_2D, font->texID);
+    glBindVertexArray(VAO);
+    glBindBuffer(GL_ARRAY_BUFFER, VBO);
+
+      }
+
+
     shader_setvec3(shader, "textColor", shadowcolor);
     glBufferData(GL_ARRAY_BUFFER, sizeof(verts), verts, GL_STREAM_DRAW);
     glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
@@ -224,7 +253,7 @@ void sdrawCharacter(struct Character c, mfloat_t cursor[2], float scale, struct
     glBufferData(GL_ARRAY_BUFFER, sizeof(verts), verts, GL_STREAM_DRAW);
     glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
 
-    curchar++;
+
 }
 
 void text_settype(struct sFont *mfont)
@@ -232,42 +261,53 @@ void text_settype(struct sFont *mfont)
     font = mfont;
 }
 
-void renderText(const char *text, mfloat_t pos[2], float scale, mfloat_t color[3], float lw)
+void renderText(const char *text, mfloat_t pos[2], float scale, mfloat_t color[3], float lw, int caret)
 {
-    shader_use(shader);
-    shader_setvec3(shader, "textColor", color);
-
     int len = strlen(text);
+    drawcaret = caret;
 
     mfloat_t cursor[2] = { 0.f };
     cursor[0] = pos[0];
     cursor[1] = pos[1];
-
+    shader_use(shader);
+    shader_setvec3(shader, "textColor", color);
     glActiveTexture(GL_TEXTURE0);
     glBindTexture(GL_TEXTURE_2D, font->texID);
     glBindVertexArray(VAO);
     glBindBuffer(GL_ARRAY_BUFFER, VBO);
     glBufferData(GL_ARRAY_BUFFER, len*16*sizeof(float)*2, NULL, GL_STREAM_DRAW); /* x2 on the size for the outline pass */
     
-    const unsigned char *line, *wordstart;
+    const unsigned char *line, *wordstart, *drawstart;
-    line = (unsigned char*)text;
+    line = drawstart = (unsigned char*)text;
 
     curchar = 0;
 
+    float *usecolor = color;
+    float caretcolor[3] = {0.4,0.98,0.75};
+
     while (*line != '\0') {
 
         switch (*line) {
             case '\n':
+	        sdrawCharacter(font->Characters[*line], cursor, scale, shader, usecolor);
                 cursor[1] -= scale * font->height;
+		cursor[0] = pos[0];
                 line++;
                 break;
 
             case ' ':
-                sdrawCharacter(font->Characters[*line], cursor, scale, shader, color);
+                sdrawCharacter(font->Characters[*line], cursor, scale, shader, usecolor);
                 cursor[0] += font->Characters[*line].Advance * scale;
                 line++;
                 break;
 		
+	    case '\t':
+	        sdrawCharacter(font->Characters[*line], cursor, scale, shader, usecolor);
+                cursor[0] += font->Characters[*line].Advance * scale;
+                line++;
+                break;
+	      
+
             default:
                 wordstart = line;
                 int wordWidth = 0;
@@ -283,7 +323,7 @@ void renderText(const char *text, mfloat_t pos[2], float scale, mfloat_t color[3
                 }
 
                 while (wordstart < line) {
-                    sdrawCharacter(font->Characters[*wordstart], cursor, scale, shader, color);
+                    sdrawCharacter(font->Characters[*wordstart], cursor, scale, shader, usecolor);
                     cursor[0] += font->Characters[*wordstart].Advance * scale;
                     wordstart++;
                 }

source/engine/font.h

@@ -13,6 +13,7 @@ struct Character {
     mfloat_t Bearing[2];	// Offset from baseline to left/top of glyph
     unsigned int Advance;	// Horizontal offset to advance to next glyph
     struct glrect rect;
+
 };
 
 struct sFont {
@@ -27,7 +28,7 @@ void font_frame(struct window *w);
 struct sFont *MakeFont(const char *fontfile, int height);
 void sdrawCharacter(struct Character c, mfloat_t cursor[2], float scale, struct shader *shader, float color[3]);
 void text_settype(struct sFont *font);
-void renderText(const char *text, mfloat_t pos[2], float scale, mfloat_t color[3], float lw);
+void renderText(const char *text, mfloat_t pos[2], float scale, mfloat_t color[3], float lw,int caret);
 
 unsigned char *slurp_file(const char *filename);
 char *slurp_text(const char *filename);

source/engine/gameobject.c

@@ -95,11 +95,13 @@ void go_shape_apply(cpBody *body, cpShape *shape, struct gameobject *go)
 {
     cpShapeSetFriction(shape, go->f);
     cpShapeSetElasticity(shape, go->e);
-//    cpShapeSetSensor(shape, go->sensor);
     cpShapeSetCollisionType(shape, go2id(go));
 
-
+    cpShapeFilter filter;
-//    cpShapeSetFilter(shape, go->filter);
+    filter.group = go2id(go);
+    filter.categories = 1<<go->layer;
+    filter.mask = category_masks[go->layer];
+    cpShapeSetFilter(shape, filter);
 }
 
 void go_shape_moi(cpBody *body, cpShape *shape, struct gameobject *go)
@@ -170,10 +172,8 @@ int MakeGameobject()
         *id2go(retid) = go;
     }
     
-    go.filter.group = retid;
-    go.filter.mask = CP_ALL_CATEGORIES;
-    go.filter.categories = CP_ALL_CATEGORIES;
     cpBodySetUserData(go.body, (int)retid);
+    phys2d_setup_handlers(retid);
     return retid;
 }
 
@@ -205,26 +205,21 @@ void gameobject_delete(int id)
     id2go(id)->next = first;
     first = id;
 
-    if (cpSpaceIsLocked(space)) {
+    if (cpSpaceIsLocked(space))
-      YughInfo("Space is simulating; adding %d to queue ...", id);
       arrpush(go_toclean, id);
-    }
     else
       gameobject_clean(id);
 }
 
 void gameobjects_cleanup() {
-    for (int i = 0; i < arrlen(go_toclean); i++) {
+    for (int i = 0; i < arrlen(go_toclean); i++)
-      YughInfo("Cleaning object %d", go_toclean[i]);
       gameobject_clean(go_toclean[i]);
-    }
 
     arrsetlen(go_toclean, 0);
     
     return;
 
     int clean = first;
-    YughInfo("Initiating a clean");
 
     while (clean >= 0 && id2go(clean)->body) {
         gameobject_clean(clean);

source/engine/gameobject.h

@@ -22,6 +22,7 @@ struct gameobject {
     int flipx; /* 1 or -1 */
     int flipy;
     int sensor;
+    unsigned int layer;
     cpShapeFilter filter;
     cpBody *body; /* NULL if this object is dead */
     int id;

source/engine/input.c

@@ -128,11 +128,23 @@ void char_cb(GLFWwindow *w, unsigned int codepoint)
   }
 }
 
+static GLFWcharfun nukechar;
+
 void input_init()
 {
     glfwSetCursorPosCallback(mainwin->window, cursor_pos_cb);
     glfwSetScrollCallback(mainwin->window, scroll_cb);
     glfwSetMouseButtonCallback(mainwin->window, mb_cb);
+    nukechar = glfwSetCharCallback(mainwin->window, char_cb);
+}
+
+void input_to_nuke()
+{
+  glfwSetCharCallback(mainwin->window, nukechar);
+}
+
+void input_to_game()
+{
   glfwSetCharCallback(mainwin->window, char_cb);
 }
 
@@ -309,7 +321,6 @@ void input_poll(double wait)
 
     glfwWaitEventsTimeout(wait);
 
-    //editor_input(&e);
     for (int i = 0; i < arrlen(downkeys); i++)
         call_input_down(&downkeys[i]);
 }

source/engine/input.h

@@ -38,4 +38,7 @@ struct inputaction
 void set_pawn(void *pawn);
 void remove_pawn(void *pawn);
 
+void input_to_nuke();
+void input_to_game();
+
 #endif

source/engine/nuke.c

@@ -31,7 +31,6 @@ void nuke_init(struct window *win) {
 
     ctx = nk_glfw3_init(&nkglfw, win->window, NK_GLFW3_INSTALL_CALLBACKS);
 
-
     struct nk_font_atlas *atlas;
     nk_glfw3_font_stash_begin(&nkglfw, &atlas);
     struct nk_font *noto = nk_font_atlas_add_from_file(atlas, "fonts/teenytinypixels.tff", 14, 0);
@@ -66,6 +65,11 @@ struct nk_rect nuke_win_get_bounds() {
     return nk_window_get_bounds(ctx);
 }
 
+void nuke_row(int height)
+{
+  nk_layout_row_dynamic(ctx, height, 1);
+}
+
 void nuke_property_float3(const char *label, float min, float *val, float max, float step, float dragstep) {
     nk_layout_row_dynamic(ctx, 25, 1);
     nk_label(ctx, label, NK_TEXT_LEFT);

source/engine/nuke.h

@@ -23,6 +23,7 @@ void nuke_property_int(const char *lbl, int min, int *val, int max, int step);
 void nuke_radio_btn(const char *lbl, int *val, int cmp);
 void nuke_checkbox(const char *lbl, int *val);
 void nuke_nel(int cols);
+void nuke_row(int height);
 void nuke_label(const char *s);
 void nuke_prop_float(const char *label, float min, float *val, float max, float step, float dragstep);
 void nuke_edit_str(char *str);

source/engine/sound.c

@@ -139,7 +139,6 @@ void print_devices()
 
 void sound_init()
 {
-    return;
     mixer_init();
     PaError err = Pa_Initialize();
     check_pa_err(err);
@@ -149,7 +148,6 @@ void sound_init()
 
     err = Pa_StartStream(stream_def);
     check_pa_err(err);
-
 }
 
 struct wav *make_sound(const char *wav)
@@ -160,10 +158,9 @@ struct wav *make_sound(const char *wav)
     struct wav mwav;
     mwav.data = drwav_open_file_and_read_pcm_frames_s16(wav, &mwav.ch, &mwav.samplerate, &mwav.frames, NULL);
 
-
     if (mwav.samplerate != SAMPLERATE) {
         YughInfo("Changing samplerate of %s from %d to %d.", wav, mwav.samplerate, SAMPLERATE);
-        mwav = change_samplerate(mwav, SAMPLERATE);
+//        mwav = change_samplerate(mwav, SAMPLERATE);
     }
 
     if (mwav.ch != CHANNELS) {
@@ -209,6 +206,8 @@ void play_oneshot(struct wav *wav) {
     struct sound *new = malloc(sizeof(*new));
     new->data = wav;
     new->bus = first_free_bus(dsp_filter(new, sound_fillbuf));
+    YughInfo("Playing sound ...");
+    YughInfo("Bus is on? %d", new->bus->on);
     new->playing=1;
     new->loop=0;
     new->frame = 0;
@@ -224,7 +223,6 @@ struct sound *play_sound(struct wav *wav)
     new->playing = 1;
 
     return new;
-
 }
 
 int sound_playing(const struct sound *s)
@@ -292,7 +290,6 @@ void sound_fillbuf(struct sound *s, short *buf, int n)
     short *in = s->data->data;
     for (int i = 0; i < n; i++) {
         for (int j = 0; j < CHANNELS; j++) buf[i*CHANNELS+j] = in[s->frame+j] * gainmult;
-
         s->frame++;
         if (s->frame == s->data->frames) {
 
@@ -309,8 +306,6 @@ void mp3_fillbuf(struct sound *s, short *buf, int n)
 
 }
 
-
-
 void soundstream_fillbuf(struct soundstream *s, short *buf, int n)
 {
     int max = s->buf->write - s->buf->read;

source/engine/sound/mix.c

@@ -37,9 +37,18 @@ void mixer_init() {
 }
 
 struct bus *first_free_bus(struct dsp_filter in) {
-    if (!initted) return NULL;
     assert(initted);
 
+    for (int i = 0; i < 255; i++)
+      if (!bus[i].on) {
+        bus[i].on = 1;
+	bus[i].in = in;
+	YughInfo("Returning bus %d", i);
+        return &bus[i];
+      }
+	
+    return NULL;
+    
     if (first == -1) return NULL;
     int ret = first;
     first = bus[ret].next;
@@ -58,6 +67,10 @@ struct bus *first_free_bus(struct dsp_filter in) {
 
 void bus_free(struct bus *b)
 {
+    YughInfo("Freeing bus %d", b->id);
+    b->on = 0;
+    return;
+    
     if (first_on == b->id) first_on = b->next;
     if (b->next != -1) bus[b->next].prev = b->prev;
     if (b->prev != -1) bus[b->prev].next = b->next;
@@ -69,9 +82,18 @@ void bus_free(struct bus *b)
 
 void bus_fill_buffers(short *master, int n) {
     int curbus = first_on;
-    if (curbus == -1) return;
+//    if (curbus == -1) return;
     memset(master, 0, BUF_FRAMES*CHANNELS*sizeof(short));
 
+    for (int i = 0; i < 255; i++) {
+      if (!bus[i].on) continue;
+      dsp_run(bus[i].in, bus[i].buf, BUF_FRAMES);
+      for (int j = 0; j < BUF_FRAMES*CHANNELS; j++)
+        master[j] += bus[i].buf[j] * master_volume;
+    }
+
+    return;
+
     while (curbus != -1) {
         int nextbus = bus[curbus].next; /* Save this in case busses get changed during fill */
         dsp_run(bus[curbus].in, bus[curbus].buf, BUF_FRAMES);

source/engine/yugine.c

@@ -47,6 +47,7 @@ double updateMS = 1/60.f;
 static int ed = 1;
 static int sim_play = 0;
 static double lastTick;
+static int phys_step = 0;
 
 static float timescale = 1.f;
 
@@ -174,15 +175,10 @@ int main(int argc, char **args) {
 
     window_set_icon("icon.png");
 
-    if (ed) {
-        editor_init(MakeSDLWindow("Editor", 600, 600, 0));
-    } else {
     script_dofile("game.js");
-    }
 
     input_init();
     openglInit();
-    sim_stop();
     while (!want_quit()) {
          double elapsed = glfwGetTime() - lastTick;
          deltaT = elapsed;
@@ -199,12 +195,14 @@ int main(int argc, char **args) {
              timer_update(elapsed);
              physlag += elapsed;
              call_updates(elapsed * timescale);
-
              while (physlag >= physMS) {
+	         phys_step = 1;
                  physlag -= physMS;
                  phys2d_update(physMS  * timescale);
                  call_physics(physMS * timescale);
+		 fire_hits();
                  if (sim_play == SIM_STEP) sim_pause();
+		 phys_step = 0;
              }
        }
 
@@ -216,7 +214,6 @@ int main(int argc, char **args) {
         }
 
         gameobjects_cleanup();
-
     }
 
     return 0;
@@ -249,6 +246,8 @@ void sim_stop() {
   sim_play =  SIM_STOP;
 }
 
+int phys_stepping() { return phys_step; }
+
 void sim_step() {
   if (sim_paused()) {
       YughInfo("Step");

source/engine/yugine.h

@@ -7,6 +7,7 @@ void sim_start();
 void sim_pause();
 void sim_stop();
 void sim_step();
+int phys_stepping();
 void set_timescale(float val);
 
 int frame_fps();

source/shaders/textfrag.glsl

@@ -4,6 +4,7 @@ out vec4 color;
 
 uniform sampler2D text;
 uniform vec3 textColor;
+uniform bool invert;
 
 void main()
 {