Fixes to build with latest Emscripten and spec

Note: until the native builds catch-up this only works in the browser.

CMakeLists.txt

@@ -22,7 +22,7 @@ if (EMSCRIPTEN)
 	# -s EVAL_CTORS=1
 
 	# Linker flags to optimize for smallest output code size
-	set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -s ENVIRONMENT=web -s TEXTDECODER=2 -s ABORTING_MALLOC=0 -s ALLOW_MEMORY_GROWTH=0 -s SUPPORT_ERRNO=0 -s MALLOC=emmalloc -s NO_FILESYSTEM=1 --output_eol=linux")
+	set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -s ENVIRONMENT=web -s TEXTDECODER=2 -s ABORTING_MALLOC=0 -s ALLOW_MEMORY_GROWTH=0 -s MALLOC=emmalloc -s NO_FILESYSTEM=1 --output_eol=linux")
 	#  -s MINIMAL_RUNTIME=2
 elseif (WIN32)
 	file(GLOB_RECURSE platform_sources src/win/*)

src/main.cpp

@@ -179,7 +179,7 @@ static char const triangle_frag_wgsl[] = R"(
 static WGPUShaderModule createShader(const char* const code, const char* label = nullptr) {
 	WGPUShaderModuleWGSLDescriptor wgsl = {};
 	wgsl.chain.sType = WGPUSType_ShaderModuleWGSLDescriptor;
-	wgsl.source = code;
+	wgsl.code = code;
 	WGPUShaderModuleDescriptor desc = {};
 	desc.nextInChain = reinterpret_cast<WGPUChainedStruct*>(&wgsl);
 	desc.label = label;
@@ -338,20 +338,13 @@ static bool redraw() {
 
 	WGPURenderPassColorAttachment colorDesc = {};
 	colorDesc.view    = backBufView;
+	colorDesc.depthSlice = WGPU_DEPTH_SLICE_UNDEFINED;
 	colorDesc.loadOp  = WGPULoadOp_Clear;
 	colorDesc.storeOp = WGPUStoreOp_Store;
-#ifdef __EMSCRIPTEN__
-	// Dawn has both clearValue/clearColor but only Color works; Emscripten only has Value
 	colorDesc.clearValue.r = 0.3f;
 	colorDesc.clearValue.g = 0.3f;
 	colorDesc.clearValue.b = 0.3f;
 	colorDesc.clearValue.a = 1.0f;
-#else
-	colorDesc.clearColor.r = 0.3f;
-	colorDesc.clearColor.g = 0.3f;
-	colorDesc.clearColor.b = 0.3f;
-	colorDesc.clearColor.a = 1.0f;
-#endif
 
 	WGPURenderPassDescriptor renderPass = {};
 	renderPass.colorAttachmentCount = 1;