1 // Copyright 2018 The Dawn Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef DAWNNATIVE_RENDERPASSENCODER_H_ 16 #define DAWNNATIVE_RENDERPASSENCODER_H_ 17 18 #include "dawn_native/Error.h" 19 #include "dawn_native/ProgrammablePassEncoder.h" 20 21 namespace dawn_native { 22 23 // This is called RenderPassEncoderBase to match the code generator expectations. Note that it 24 // is a pure frontend type to record in its parent CommandEncoder and never has a backend 25 // implementation. 26 // TODO(cwallez@chromium.org): Remove that generator limitation and rename to ComputePassEncoder 27 class RenderPassEncoderBase : public ProgrammablePassEncoder { 28 public: 29 RenderPassEncoderBase(DeviceBase* device, 30 CommandEncoderBase* topLevelEncoder, 31 CommandAllocator* allocator); 32 33 static RenderPassEncoderBase* MakeError(DeviceBase* device, 34 CommandEncoderBase* topLevelEncoder); 35 36 void Draw(uint32_t vertexCount, 37 uint32_t instanceCount, 38 uint32_t firstVertex, 39 uint32_t firstInstance); 40 void DrawIndexed(uint32_t vertexCount, 41 uint32_t instanceCount, 42 uint32_t firstIndex, 43 int32_t baseVertex, 44 uint32_t firstInstance); 45 46 void DrawIndirect(BufferBase* indirectBuffer, uint64_t indirectOffset); 47 void DrawIndexedIndirect(BufferBase* indirectBuffer, uint64_t indirectOffset); 48 49 void SetPipeline(RenderPipelineBase* pipeline); 50 51 void SetStencilReference(uint32_t reference); 52 void SetBlendColor(const Color* color); 53 void SetViewport(float x, 54 float y, 55 float width, 56 float height, 57 float minDepth, 58 float maxDepth); 59 void SetScissorRect(uint32_t x, uint32_t y, uint32_t width, uint32_t height); 60 61 template <typename T> SetVertexBuffers(uint32_t startSlot,uint32_t count,T * const * buffers,uint64_t const * offsets)62 void SetVertexBuffers(uint32_t startSlot, 63 uint32_t count, 64 T* const* buffers, 65 uint64_t const* offsets) { 66 static_assert(std::is_base_of<BufferBase, T>::value, ""); 67 SetVertexBuffers(startSlot, count, buffers, offsets); 68 } 69 void SetVertexBuffers(uint32_t startSlot, 70 uint32_t count, 71 BufferBase* const* buffers, 72 uint64_t const* offsets); 73 void SetIndexBuffer(BufferBase* buffer, uint64_t offset); 74 75 protected: 76 RenderPassEncoderBase(DeviceBase* device, 77 CommandEncoderBase* topLevelEncoder, 78 ErrorTag errorTag); 79 }; 80 81 } // namespace dawn_native 82 83 #endif // DAWNNATIVE_RENDERPASSENCODER_H_ 84