sdl gpu wrap

scripts/prosperon.js

@@ -176,29 +176,22 @@ function create_image(path)
   switch(path.ext()) {
     case 'gif':
       newimg = os.make_gif(data);
-      if (newimg.surface) {
+      if (newimg.surface)
         newimg.texture = render._main.load_texture(newimg.surface);
-        newimg.texture.mode(0);
-      }
       else
-        for (var frame of newimg.frames) {
+        for (var frame of newimg.frames)
           frame.texture = render._main.load_texture(frame.surface);
-          frame.texture.mode(0);
-        }
       break;
     case 'ase':
     case 'aseprite':
       newimg = os.make_aseprite(data);
-      if (newimg.surface) {
+      if (newimg.surface)
         newimg.texture = render._main.load_texture(newimg.surface);
-        newimg.texture.mode(0);
-      } else {
+      else {
         for (var anim in newimg) {
           var a = newimg[anim];
-          for (var frame of a.frames) {
+          for (var frame of a.frames)
             frame.texture = render._main.load_texture(frame.surface);
-            frame.texture.mode(0)
-          }
         }
       }
       break;
@@ -207,7 +200,6 @@ function create_image(path)
         surface: os.make_texture(data)
       };
       newimg.texture = render._main.load_texture(newimg.surface);
-      newimg.texture.mode(0);
       break;
   }
   return newimg;

scripts/render.js

@@ -13,7 +13,7 @@ cur.samplers = [];
 function bind_pipeline(pass, pipeline)
 {
   make_pipeline(pipeline)
-  pass.bind_pipeline(pipeline)
+  pass.bind_pipeline(pipeline.gpu)
   pass.pipeline = pipeline;
 }
 
@@ -52,11 +52,11 @@ var base_pipeline = {
   },
   blend: {
     enabled: false,
-    src_factor_rgb: "one", // zero/one/src_color/one_minus_src_color/dst_color/one_minus_dst_color/src_alpha/one_minus_src_alpha/dst_alpha/one_minus_dst_alpha/constant_color/one_minus_constant_color/src_alpha_saturate
-    dst_factor_rgb: "zero",
+    src_rgb: "one", // zero/one/src_color/one_minus_src_color/dst_color/one_minus_dst_color/src_alpha/one_minus_src_alpha/dst_alpha/one_minus_dst_alpha/constant_color/one_minus_constant_color/src_alpha_saturate
+    dst_rgb: "zero",
     op_rgb: "add", // add/sub/rev_sub/min/max
-    src_factor_alpha: "one",
-    dst_factor_alpha: "zero",
+    src_alpha: "one",
+    dst_alpha: "zero",
     op_alpha: "add"
   },
   cull: "none", // none/front/back
@@ -68,12 +68,19 @@ var base_pipeline = {
     domask: false
   },
   label: "scripted pipeline",
-  target: "main"
+  target: {}
 }
 
 var cornflower = [62/255,96/255,113/255,1];
 
 var sprite_pipeline = Object.create(base_pipeline);
+sprite_pipeline.target = {
+  color_targets: [{
+    format:"rgba8",
+    blend:base_pipeline.blend
+  }],
+  depth: "d32 float s8"
+};
 
 var post_pipeline = Object.create(base_pipeline);
 post_pipeline.stencil = {
@@ -337,7 +344,21 @@ render.device = {
 var render_queue = [];
 
 render.device.doc = `Device resolutions given as [x,y,inches diagonal].`;
-var std_sampler;
+var std_sampler = {
+  min_filter: "nearest",
+  mag_filter: "nearest",
+  mipmap: "linear",
+  u: "repeat",
+  v: "repeat",
+  w: "repeat",
+  mip_bias: 0,
+  max_anisotropy: 0,
+  compare_op: "none",
+  min_lod: 0,
+  max_lod: 0,
+  anisotropy: false,
+  compare: false
+};
 
 var tbuffer;
 
@@ -408,14 +429,57 @@ function group_sprites_by_texture(sprites)
   return groups;
 }
 
-function render_camera(camera)
+var main_color = {
+  type:"2d",
+  format: "rgba8",
+  layers: 1,
+  mip_levels: 1,
+  samples: 0,
+  sampler:true,
+  color_target:true
+};
+
+var main_depth = {
+  type: "2d",
+  format: "d32 float s8",
+  layers:1,
+  mip_levels:1,
+  samples:0,
+  sampler:true,
+  depth_target:true
+};
+
+function render_camera(cmds, camera)
 {
   if (render_queue.length == 0) return;
-  camera.target ??= render._main.mainRT(prosperon.camera.size);
-  var cmds = render._main.acquire_cmd_buffer();
+  if (!camera.target) {
+    main_color.width = main_depth.width = prosperon.camera.size.x;
+    main_color.height = main_depth.height = prosperon.camera.size.y;
+    camera.target = {
+      color_targets: [{
+        texture: render._main.texture(main_color),
+        mip_level:0,
+        layer: 0,
+        load:"clear",
+        store:"store",
+        clear: cornflower
+      }
+      ],
+      depth_stencil: {
+        texture: render._main.texture(main_depth),
+        clear:1,
+        load:"clear",
+        store:"dont_care",
+        stencil_load:"clear",
+        stencil_store:"dont_care",
+        stencil_clear:0
+      }
+    };
+  }
+
   var spritemesh = render._main.make_sprite_mesh(render_queue);
   cmds.upload_model(spritemesh);
-  var pass = cmds.render_pass(camera.target, cornflower);
+  var pass = cmds.render_pass(camera.target);
   var camera = prosperon.camera;
   
   var draw_cmds = group_sprites_by_texture(render_queue);
@@ -440,45 +504,25 @@ function render_camera(camera)
 
   pass.end();
 
-  cmds.submit();
   render_queue.length = 0;
 }
-
+var swaps = [];
 function gpupresent()
 {
   try{
-    render_camera(prosperon.camera);
-  } catch(e) { console.error(e); } finally {
     var cmds = render._main.acquire_cmd_buffer();
-    var winsize = render._main.window.size;
-    var pipeline = post_pipeline;
-    var T = os.make_transform();
-    T.trs([0,0],undefined, [winsize.x, winsize.y]);
-    var pass = cmds.swapchain_pass();
-    bind_pipeline(pass,pipeline);
-    bind_model(pass,pipeline,quad_model);    
-    var camslot = get_pipeline_ubo_slot(pipeline, 'TransformBuffer');
-    
-    if (typeof camslot !== 'undefined') {
-      post_camera.size = render._main.window.size;
-      cmds.camera(post_camera, pass, undefined, camslot);
+    render_camera(cmds, prosperon.camera);
+  } catch(e) { console.error(e); } finally {
+    var swapchain_tex = cmds.acquire_swapchain();
+    if (!swapchain_tex)
+      cmds.cancel();
+    else {
+      if (swapchain_tex) cmds.blit({
+        src: prosperon.camera.target.color_targets[0].texture,
+        dst: swapchain_tex,
+      });
+      cmds.submit()
     }
-
-    var modelslot = get_pipeline_ubo_slot(pipeline, "model");  
-    if (typeof modelslot !== 'undefined') {
-      var ubo = ubo_obj_to_array(pipeline, 'model', {model:T, color:[1,1,1,1]}); 
-      cmds.push_vertex_uniform_data(modelslot, ubo);
-    }
-
-    var mat = {};
-    mat.diffuse = {
-      texture:prosperon.camera.target.color_targets[0].texture,
-      sampler:std_sampler
-    };
-    bind_mat(pass, pipeline, mat);
-    pass.draw_indexed(quad_model.num_indices,1,quad_model.first_index,0,0);    
-    pass.end();
-    cmds.submit();
   }
 }
 
@@ -493,16 +537,14 @@ var quad_model;
 
 render.init = function () {
   shader_type = render._main.shader_format()[0];
-  console.log(render._main.shader_format())
-  console.log(`shader format ${shader_type}`)
   
   std_sampler = render._main.make_sampler({
     min_filter: "nearest",
     mag_filter: "nearest",
     mipmap_mode: "nearest",
-    address_mode_u: "clamp_edge",
-    address_mode_v: "clamp_edge",
-    address_mode_w: "clamp_edge"
+    address_mode_u: "repeat",
+    address_mode_v: "repeat",
+    address_mode_w: "repeat"
   });
   quad_model = render._main.make_quad();
   io.mount("core");
@@ -514,7 +556,6 @@ render.init = function () {
       var img = {};
       img.surface = os.make_texture(mat[i]);
       img.texture = render._main.load_texture(img.surface);
-      img.texture.mode(0);
       img.sampler = std_sampler;
       mat[i] = img;
     }

scripts/std.js

@@ -247,9 +247,22 @@ Cmdline.register_order(
     else console.warn("No config.js file found. Starting with default parameters.");
     
    prosperon.window = game.engine_start(prosperon);
-   render._main = prosperon.window.make_gpu();
+   var driver = "vulkan"
+   switch(os.sys()) {
+     case "Linux":
+       driver = "vulkan"
+       break
+     case "Windows":
+       driver = "direct3d12"
+       break
+     case "Mac OS X":
+       driver = "metal"
+       break
+   }
+   render._main = prosperon.window.make_gpu(false, driver);
    render._main.window = prosperon.window;
    render._main.claim_window(prosperon.window);
+   render._main.set_swapchain("sdr", "immediate");
    var tt = game.texture('moon');
    tt.texture.__proto__.toString = function() { return os.value_id(this); }