Implement camera colors

Still needs some unit tests, and to fix the gasket example

enkou-shaders-tests/build.rs

@@ -16,7 +16,12 @@ pub fn main() -> anyhow::Result<()> {
     builder.build_script.defaults = true;
     builder.shader_panic_strategy = ShaderPanicStrategy::SilentExit;
     builder.spirv_metadata = SpirvMetadata::Full;
-    builder.capabilities = vec![Capability::Int8, Capability::Int16, Capability::Int64];
+    builder.capabilities = vec![
+        Capability::Int8,
+        Capability::Int16,
+        Capability::Int64,
+        Capability::Float64,
+    ];
 
     let compile_result = builder.build()?;
     let spv_path = compile_result.module.unwrap_single();

enkou-shaders-tests/src/lib.rs

@@ -64,7 +64,10 @@ mod test {
     }
 
     #[test]
-    pub fn has_entry_main_camera() {
-        assert!(has_entry_point(ExecutionModel::GLCompute, "main_camera"))
+    pub fn has_entry_main_image_render() {
+        assert!(has_entry_point(
+            ExecutionModel::GLCompute,
+            "main_image_render"
+        ))
     }
 }