sprite render faster

scripts/entity.js

@@ -247,7 +247,6 @@ var entity = {
       delete ent.objects;
       ent.objects = {};
       for (var i in o) {
-        console.info(`creating ${i} on ${ent.toString()}`);
         var newur = o[i].ur;
         delete o[i].ur;
         var n = ent.spawn(ur[newur], o[i]);
@@ -431,7 +430,7 @@ var entity = {
 
   rename_obj(name, newname) {
     if (!this.objects[name]) {
-      console.warn(`No object with name ${name}. Could not rename to ${newname}.`);
+//      console.warn(`No object with name ${name}. Could not rename to ${newname}.`);
       return;
     }
     if (name === newname) {

scripts/render.js

@@ -5,13 +5,16 @@ render.doc = {
 };
 
 var cur = {};
+cur.images = [];
 
+// When changing a shader, everything must wipe
 render.use_shader = function use_shader(shader) {
   if (typeof shader === "string") shader = make_shader(shader);
   if (cur.shader === shader) return;
   cur.shader = shader;
   cur.bind = undefined;
   cur.mesh = undefined;
+  cur.ssbo = undefined;
   render.setpipeline(shader.pipe);
   shader_globals(cur.shader);
 };
@@ -24,7 +27,7 @@ render.use_mat = function use_mat(mat) {
 
   cur.mat = mat;
 
-  cur.images = [];
+  cur.images.length = 0;
   if (!cur.shader.fs.images) return;
   for (var img of cur.shader.fs.images)
     if (mat[img.name]) cur.images.push(mat[img.name]);
@@ -372,10 +375,32 @@ function shader_apply_material(shader, material = {}, old = {}) {
   if ("diffuse_size" in shader.vs.unimap) render.setuniv2(0, shader.vs.unimap.diffuse_size.slot, [material.diffuse.width, material.diffuse.height]);
 }
 
+// Creates a binding object for a given mesh and shader
+var bindcache = {};
+var bcache = new WeakMap();
 function sg_bind(mesh, ssbo) {
-  cur.mesh = mesh;
+  if (cur.mesh === mesh && cur.ssbo === ssbo) {
-
+    cur.bind.ssbo = [ssbo];
+    cur.bind.images = cur.images;
+    render.setbind(cur.bind);
+    return;
+  }
+//  var sid = os.value_id(cur.shader);
+//  var mid = os.value_id(mesh);
+  if (bcache.has(cur.shader) && bcache.get(cur.shader).has(mesh)) {
+    cur.bind = bcache.get(cur.shader).get(mesh);
+    cur.bind.images = cur.images;
+    if (ssbo)
+    cur.bind.ssbo = [ssbo];
+    render.setbind(cur.bind);
+    return;
+  }
   var bind = {};
+  if (!bcache.has(cur.shader)) bcache.set(cur.shader, new WeakMap());
+  if (!bcache.get(cur.shader).has(mesh)) bcache.get(cur.shader).set(mesh, bind);
+  cur.mesh = mesh;
+  cur.ssbo = ssbo;
+  cur.bind = bind;
   bind.attrib = [];
   if (cur.shader.vs.inputs)
     for (var a of cur.shader.vs.inputs) {
@@ -393,11 +418,8 @@ function sg_bind(mesh, ssbo) {
   bind.ssbo = [];
   if (cur.shader.vs.storage_buffers) for (var b of cur.shader.vs.storage_buffers) bind.ssbo.push(ssbo);
 
-  bind.inst = 1;
   bind.images = cur.images;
 
-  cur.bind = bind;
-
   render.setbind(cur.bind);
 
   return bind;
@@ -501,11 +523,7 @@ render.draw_gui = true;
 render.draw_gizmos = true;
 
 render.buckets = [];
-render.sprites = function render_sprites(gridsize = 1) {
+render.sprites = function render_sprites() {
-  // When y sorting, draw layer is firstly important followed by the gameobject position
-  //for (var sprite of allsprites)
-  //    sprite.sync();
-
   profile.frame("drawing");
   render.use_shader(spritessboshader);
   var buckets = component.sprite_buckets();
@@ -515,7 +533,8 @@ render.sprites = function render_sprites(gridsize = 1) {
       var sparray = layer[img];
       if (sparray.length === 0) continue;
       var ss = sparray[0];
-      render.use_mat(ss);
+//      render.use_mat(ss);
+      cur.images = [ss.diffuse];
       render.make_sprite_ssbo(sparray, sprite_ssbo);
       render.draw(shape.quad, sprite_ssbo, sparray.length);
       if (debug.sprite_nums) render.text(ss.diffuse.getid(), ss.transform.pos);
@@ -722,11 +741,11 @@ function img_e() {
 }
 
 render.image = function image(tex, pos, scale, rotation = 0, color = Color.white) {
-  if (typeof tex === "string") {
+  if (typeof tex === "string")
     tex = game.texture(tex);
-    scale.x ??= tex.width;
+
-    scale.y ??= tex.height;
+  scale ??= [tex.width,tex.height];
-  }
+  
   if (!tex) return;
 
   if (!lasttex) {
@@ -740,7 +759,7 @@ render.image = function image(tex, pos, scale, rotation = 0, color = Color.white
   }
 
   var e = img_e();
-  e.transform.trs(pos, undefined, scale ? scale.div([tex.width, tex.height]) : undefined);
+  e.transform.trs(pos, undefined, scale);
   e.shade = color;
 
   return;

shaders/sprite_ssbo.cg

@@ -21,17 +21,14 @@ readonly buffer ssbo {
   sprite sprites[];
 };
 
-uniform mat4 projection;
-uniform mat4 view;
 uniform mat4 vp;
-uniform vec2 diffuse_size;
 
 void main()
 {
   sprite s = sprites[gl_InstanceIndex];
   pos = a_pos;
   uv = a_uv;
-  pos *= vec3(diffuse_size * s.rect.zw,1);
+  pos *= vec3(s.rect.zw,1);
   uv = (uv*s.rect.zw)+s.rect.xy;
   gl_Position =  vp * s.model * vec4(pos, 1.0);
   shade = s.shade;

source/engine/jsffi.c

@@ -715,9 +715,8 @@ sg_bindings js2bind(JSValue v)
   sg_bindings bind = {0};
   JSValue attrib = js_getpropstr(v, "attrib");
 
-  for (int i = 0; i < js_arrlen(attrib); i++) {
+  for (int i = 0; i < js_arrlen(attrib); i++)
     bind.vertex_buffers[i] = *js2sg_buffer(js_getpropidx(attrib,i));
-  }
     
   JSValue index = js_getpropstr(v, "index");
   if (!JS_IsUndefined(index))
@@ -1107,7 +1106,16 @@ JSC_CCALL(render_make_sprite_ssbo,
 
   for (int i = 0; i < js_arrlen(array); i++) {
     JSValue sub = js_getpropidx(array,i);
+    
     ms[i].model = transform2mat(js2transform(js_getpropstr(sub, "transform")));
+    texture *t = js2texture(js_getpropstr(sub, "texture"));
+    if (t) {
+      HMM_Vec3 tscale;
+      tscale.x = t->width;
+      tscale.y = t->height;
+      tscale.z = 1;
+      ms[i].model = HMM_MulM4(ms[i].model, HMM_Scale(tscale));
+    }
     ms[i].rect = js2vec4(js_getpropstr(sub,"rect"));
     ms[i].shade = js2vec4(js_getpropstr(sub,"shade"));
   }