[D3D12] SRV and sampler bindings

2018-08-03 16:39:13 +03:00
parent 471ff6f157
commit 35aaa72722
10 changed files with 588 additions and 154 deletions
--- a/src/xenia/gpu/d3d12/texture_cache.cc
+++ b/src/xenia/gpu/d3d12/texture_cache.cc
@@ -0,0 +1,87 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2018 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#include "xenia/gpu/d3d12/texture_cache.h"
+
+#include "xenia/gpu/d3d12/d3d12_command_processor.h"
+
+namespace xe {
+namespace gpu {
+namespace d3d12 {
+
+TextureCache::TextureCache(D3D12CommandProcessor* command_processor,
+                           RegisterFile* register_file)
+    : command_processor_(command_processor), register_file_(register_file) {}
+
+TextureCache::~TextureCache() { Shutdown(); }
+
+void TextureCache::Shutdown() { ClearCache(); }
+
+void TextureCache::ClearCache() {}
+
+void TextureCache::WriteTextureSRV(uint32_t fetch_constant,
+                                   TextureDimension shader_dimension,
+                                   D3D12_CPU_DESCRIPTOR_HANDLE handle) {
+  // TODO(Triang3l): Real texture descriptors instead of null.
+  D3D12_SHADER_RESOURCE_VIEW_DESC desc;
+  desc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
+  desc.Shader4ComponentMapping = D3D12_DEFAULT_SHADER_4_COMPONENT_MAPPING;
+  switch (shader_dimension) {
+    case TextureDimension::k3D:
+      desc.ViewDimension = D3D12_SRV_DIMENSION_TEXTURE3D;
+      desc.Texture3D.MostDetailedMip = 0;
+      desc.Texture3D.MipLevels = UINT32_MAX;
+      desc.Texture3D.ResourceMinLODClamp = 0.0f;
+      break;
+    case TextureDimension::kCube:
+      desc.ViewDimension = D3D12_SRV_DIMENSION_TEXTURECUBE;
+      desc.TextureCube.MostDetailedMip = 0;
+      desc.TextureCube.MipLevels = UINT32_MAX;
+      desc.TextureCube.ResourceMinLODClamp = 0.0f;
+      break;
+    default:
+      desc.ViewDimension = D3D12_SRV_DIMENSION_TEXTURE2DARRAY;
+      desc.Texture2DArray.MostDetailedMip = 0;
+      desc.Texture2DArray.MipLevels = UINT32_MAX;
+      desc.Texture2DArray.FirstArraySlice = 0;
+      desc.Texture2DArray.ArraySize = 1;
+      desc.Texture2DArray.PlaneSlice = 0;
+      desc.Texture2DArray.ResourceMinLODClamp = 0.0f;
+      break;
+  }
+  auto device =
+      command_processor_->GetD3D12Context()->GetD3D12Provider()->GetDevice();
+  device->CreateShaderResourceView(nullptr, &desc, handle);
+}
+
+void TextureCache::WriteSampler(uint32_t fetch_constant,
+                                D3D12_CPU_DESCRIPTOR_HANDLE handle) {
+  // TODO(Triang3l): Real samplers instead of this dummy.
+  D3D12_SAMPLER_DESC desc;
+  desc.Filter = D3D12_FILTER_MIN_MAG_MIP_POINT;
+  desc.AddressU = D3D12_TEXTURE_ADDRESS_MODE_CLAMP;
+  desc.AddressV = D3D12_TEXTURE_ADDRESS_MODE_CLAMP;
+  desc.AddressW = D3D12_TEXTURE_ADDRESS_MODE_CLAMP;
+  desc.MipLODBias = 0.0f;
+  desc.MaxAnisotropy = 1;
+  desc.ComparisonFunc = D3D12_COMPARISON_FUNC_NEVER;
+  desc.BorderColor[0] = 0.0f;
+  desc.BorderColor[1] = 0.0f;
+  desc.BorderColor[2] = 0.0f;
+  desc.BorderColor[3] = 0.0f;
+  desc.MinLOD = 0.0f;
+  desc.MaxLOD = 0.0f;
+  auto device =
+      command_processor_->GetD3D12Context()->GetD3D12Provider()->GetDevice();
+  device->CreateSampler(&desc, handle);
+}
+
+}  // namespace d3d12
+}  // namespace gpu
+}  // namespace xe