Test case 3/4: Disable PS output for ALU and memfetch

benchmarks/graphics_pipeline/GraphicsBenchmarkApp.cpp

@@ -246,10 +246,10 @@ void GraphicsBenchmarkApp::Setup()
     // Descriptor Pool
     {
         grfx::DescriptorPoolCreateInfo createInfo = {};
-        createInfo.sampler                        = 5 * GetNumFramesInFlight();  // 1 for skybox, 3 for spheres, 1 for blit
-        createInfo.sampledImage                   = 15 * GetNumFramesInFlight(); // 1 for skybox, 3 for spheres, 10 for quads, 1 for blit
-        createInfo.uniformBuffer                  = 2 * GetNumFramesInFlight();  // 1 for skybox, 1 for spheres
-        createInfo.structuredBuffer               = 1;                           // 1 for quads dummy buffer
+        createInfo.sampler                        = 5 * GetNumFramesInFlight();                      // 1 for skybox, 3 for spheres, 1 for blit
+        createInfo.sampledImage                   = (5 + kMaxTextureCount) * GetNumFramesInFlight(); // 1 for skybox, 3 for spheres, kMaxTextureCount for quads, 1 for blit
+        createInfo.uniformBuffer                  = 2 * GetNumFramesInFlight();                      // 1 for skybox, 1 for spheres
+        createInfo.structuredBuffer               = 1;                                               // 1 for quads dummy buffer
 
         PPX_CHECKED_CALL(GetDevice()->CreateDescriptorPool(&createInfo, &mDescriptorPool));
     }

src/ppx/grfx/grfx_pipeline.cpp

@@ -139,7 +139,7 @@ void FillOutGraphicsPipelineCreateInfo(
         }
     }
 
-    // Input aasembly
+    // Input assembly
     {
         pDstCreateInfo->inputAssemblyState.topology = pSrcCreateInfo->topology;
     }
@@ -169,10 +169,7 @@ void FillOutGraphicsPipelineCreateInfo(
         pDstCreateInfo->colorBlendState.blendAttachmentCount = pSrcCreateInfo->outputState.renderTargetCount;
         for (uint32_t i = 0; i < pDstCreateInfo->colorBlendState.blendAttachmentCount; ++i) {
             switch (pSrcCreateInfo->blendModes[i]) {
-                default: {
-                    pDstCreateInfo->colorBlendState.blendAttachments[i].colorWriteMask = grfx::ColorComponentFlags::RGBA();
-                    break;
-                }
+                default: break;
 
                 case grfx::BLEND_MODE_ADDITIVE: {
                     pDstCreateInfo->colorBlendState.blendAttachments[i] = grfx::BlendAttachmentState::BlendModeAdditive();