Technically working shaders.

assets/materials/simple-textured.json

@@ -0,0 +1,8 @@
+{
+  "assets": {
+    "simpleTexturedShader": {
+      "type": "shader",
+      "path": "shaders/simple-textured.shader"
+    }
+  }
+}

assets/scenes/test_rpg_scene.json

@@ -13,6 +13,10 @@
     "rosatext": {
       "type": "texture",
       "path": "rosa.texture"
+    },
+    "simpleTexturedShader": {
+      "type": "shader",
+      "path": "shaders/simple-textured.slang"
     }
   },
 

assets/shaders/simple-textured.slang

@@ -1,13 +1,9 @@
-struct Uniforms {
-  float4x4 projection;
-  float4x4 view;
-  float4x4 model;
-  float4 color;
-  bool hasTexture;
-  Sampler2D texture;
-}
-
-uniform Uniforms uniforms;
+uniform float4x4 projection;
+uniform float4x4 view;
+uniform float4x4 model;
+uniform float4 color;
+uniform bool hasTexture;
+uniform Sampler2D texture;
 
 struct AssembledVertex {
   float3 position : POSITION;
@@ -35,7 +31,7 @@ VertexStageOutput vertexMain(
 
   output.sv_position = mul(
     float4(position, 1.0),
-    mul(uniforms.model, mul(uniforms.view, uniforms.projection))
+    mul(model, mul(view, projection))
   );
 
   return output;
@@ -46,10 +42,11 @@ Fragment fragmentMain(
   float2 uv: UV
 ) : SV_Target {
   Fragment output;
-  if (uniforms.hasTexture) {
-    output.color = uniforms.texture.Sample(uv) * uniforms.color;
+  
+  if (hasTexture) {
+    output.color = texture.Sample(uv) * color;
   } else {
-    output.color = uniforms.color;
+    output.color = color;
   }
   
   return output;