1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/angle/src/libGLESv2/renderer/VertexBuffer11.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,74 @@
1.4 +//
1.5 +// Copyright (c) 2012 The ANGLE Project Authors. All rights reserved.
1.6 +// Use of this source code is governed by a BSD-style license that can be
1.7 +// found in the LICENSE file.
1.8 +//
1.9 +
1.10 +// VertexBuffer11.h: Defines the D3D11 VertexBuffer implementation.
1.11 +
1.12 +#ifndef LIBGLESV2_RENDERER_VERTEXBUFFER11_H_
1.13 +#define LIBGLESV2_RENDERER_VERTEXBUFFER11_H_
1.14 +
1.15 +#include "libGLESv2/renderer/VertexBuffer.h"
1.16 +
1.17 +namespace rx
1.18 +{
1.19 +class Renderer11;
1.20 +
1.21 +class VertexBuffer11 : public VertexBuffer
1.22 +{
1.23 + public:
1.24 + explicit VertexBuffer11(rx::Renderer11 *const renderer);
1.25 + virtual ~VertexBuffer11();
1.26 +
1.27 + virtual bool initialize(unsigned int size, bool dynamicUsage);
1.28 +
1.29 + static VertexBuffer11 *makeVertexBuffer11(VertexBuffer *vetexBuffer);
1.30 +
1.31 + virtual bool storeVertexAttributes(const gl::VertexAttribute &attrib, GLint start, GLsizei count, GLsizei instances,
1.32 + unsigned int offset);
1.33 + virtual bool storeRawData(const void* data, unsigned int size, unsigned int offset);
1.34 +
1.35 + virtual bool getSpaceRequired(const gl::VertexAttribute &attrib, GLsizei count, GLsizei instances,
1.36 + unsigned int *outSpaceRequired) const;
1.37 +
1.38 + virtual bool requiresConversion(const gl::VertexAttribute &attrib) const;
1.39 +
1.40 + virtual unsigned int getBufferSize() const;
1.41 + virtual bool setBufferSize(unsigned int size);
1.42 + virtual bool discard();
1.43 +
1.44 + unsigned int getVertexSize(const gl::VertexAttribute &attrib) const;
1.45 + DXGI_FORMAT getDXGIFormat(const gl::VertexAttribute &attrib) const;
1.46 +
1.47 + ID3D11Buffer *getBuffer() const;
1.48 +
1.49 + private:
1.50 + DISALLOW_COPY_AND_ASSIGN(VertexBuffer11);
1.51 +
1.52 + rx::Renderer11 *const mRenderer;
1.53 +
1.54 + ID3D11Buffer *mBuffer;
1.55 + unsigned int mBufferSize;
1.56 + bool mDynamicUsage;
1.57 +
1.58 + typedef void (*VertexConversionFunction)(const void *, unsigned int, unsigned int, void *);
1.59 + struct VertexConverter
1.60 + {
1.61 + VertexConversionFunction conversionFunc;
1.62 + bool identity;
1.63 + DXGI_FORMAT dxgiFormat;
1.64 + unsigned int outputElementSize;
1.65 + };
1.66 +
1.67 + enum { NUM_GL_VERTEX_ATTRIB_TYPES = 6 };
1.68 +
1.69 + // This table is used to generate mAttributeTypes.
1.70 + static const VertexConverter mPossibleTranslations[NUM_GL_VERTEX_ATTRIB_TYPES][2][4]; // [GL types as enumerated by typeIndex()][normalized][size - 1]
1.71 +
1.72 + static const VertexConverter &getVertexConversion(const gl::VertexAttribute &attribute);
1.73 +};
1.74 +
1.75 +}
1.76 +
1.77 +#endif // LIBGLESV2_RENDERER_VERTEXBUFFER11_H_
