| // |
| // Copyright (c) 2012 The ANGLE Project Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| // |
| |
| // VertexBuffer11.h: Defines the D3D11 VertexBuffer implementation. |
| |
| #ifndef LIBGLESV2_RENDERER_VERTEXBUFFER11_H_ |
| #define LIBGLESV2_RENDERER_VERTEXBUFFER11_H_ |
| |
| #include "libGLESv2/renderer/VertexBuffer.h" |
| |
| namespace rx |
| { |
| class Renderer11; |
| |
| class VertexBuffer11 : public VertexBuffer |
| { |
| public: |
| explicit VertexBuffer11(rx::Renderer11 *const renderer); |
| virtual ~VertexBuffer11(); |
| |
| virtual bool initialize(unsigned int size, bool dynamicUsage); |
| |
| static VertexBuffer11 *makeVertexBuffer11(VertexBuffer *vetexBuffer); |
| |
| virtual bool storeVertexAttributes(const gl::VertexAttribute &attrib, GLint start, GLsizei count, GLsizei instances, |
| unsigned int offset); |
| virtual bool storeRawData(const void* data, unsigned int size, unsigned int offset); |
| |
| virtual unsigned int getSpaceRequired(const gl::VertexAttribute &attrib, GLsizei count, GLsizei instances) const; |
| |
| virtual bool requiresConversion(const gl::VertexAttribute &attrib) const; |
| |
| virtual unsigned int getBufferSize() const; |
| virtual bool setBufferSize(unsigned int size); |
| virtual bool discard(); |
| |
| unsigned int getVertexSize(const gl::VertexAttribute &attrib) const; |
| DXGI_FORMAT getDXGIFormat(const gl::VertexAttribute &attrib) const; |
| |
| ID3D11Buffer *getBuffer() const; |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(VertexBuffer11); |
| |
| rx::Renderer11 *const mRenderer; |
| |
| ID3D11Buffer *mBuffer; |
| unsigned int mBufferSize; |
| bool mDynamicUsage; |
| |
| typedef void (*VertexConversionFunction)(const void *, unsigned int, unsigned int, void *); |
| struct VertexConverter |
| { |
| VertexConversionFunction conversionFunc; |
| bool identity; |
| DXGI_FORMAT dxgiFormat; |
| unsigned int outputElementSize; |
| }; |
| |
| enum { NUM_GL_VERTEX_ATTRIB_TYPES = 7 }; |
| |
| // This table is used to generate mAttributeTypes. |
| static const VertexConverter mPossibleTranslations[NUM_GL_VERTEX_ATTRIB_TYPES][2][4]; // [GL types as enumerated by typeIndex()][normalized][size - 1] |
| |
| static const VertexConverter &getVertexConversion(const gl::VertexAttribute &attribute); |
| }; |
| |
| } |
| |
| #endif // LIBGLESV2_RENDERER_VERTEXBUFFER11_H_ |