| #include "precompiled.h" |
| // |
| // Copyright (c) 2013 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.cpp: Defines the D3D11 VertexBuffer implementation. |
| |
| #include "libGLESv2/renderer/VertexBuffer11.h" |
| #include "libGLESv2/renderer/BufferStorage.h" |
| |
| #include "libGLESv2/Buffer.h" |
| #include "libGLESv2/renderer/Renderer11.h" |
| #include "libGLESv2/VertexAttribute.h" |
| |
| namespace |
| { |
| |
| unsigned int GetIntegerTypeIndex(GLenum type) |
| { |
| switch (type) |
| { |
| case GL_BYTE: return 0; |
| case GL_UNSIGNED_BYTE: return 1; |
| case GL_SHORT: return 2; |
| case GL_UNSIGNED_SHORT: return 3; |
| case GL_INT: return 4; |
| case GL_UNSIGNED_INT: return 5; |
| case GL_INT_2_10_10_10_REV: return 6; |
| case GL_UNSIGNED_INT_2_10_10_10_REV: return 7; |
| default: UNREACHABLE(); return 0; |
| } |
| } |
| |
| unsigned int GetFloatTypeIndex(GLenum type) |
| { |
| switch (type) |
| { |
| case GL_BYTE: return 0; |
| case GL_UNSIGNED_BYTE: return 1; |
| case GL_SHORT: return 2; |
| case GL_UNSIGNED_SHORT: return 3; |
| case GL_INT: return 4; |
| case GL_UNSIGNED_INT: return 5; |
| case GL_INT_2_10_10_10_REV: return 6; |
| case GL_UNSIGNED_INT_2_10_10_10_REV: return 7; |
| case GL_FIXED: return 8; |
| case GL_HALF_FLOAT: return 9; |
| case GL_FLOAT: return 10; |
| default: UNREACHABLE(); return 0; |
| } |
| } |
| |
| } |
| |
| namespace rx |
| { |
| |
| VertexBuffer11::VertexBuffer11(rx::Renderer11 *const renderer) : mRenderer(renderer) |
| { |
| mBuffer = NULL; |
| mBufferSize = 0; |
| mDynamicUsage = false; |
| } |
| |
| VertexBuffer11::~VertexBuffer11() |
| { |
| if (mBuffer) |
| { |
| mBuffer->Release(); |
| mBuffer = NULL; |
| } |
| } |
| |
| bool VertexBuffer11::initialize(unsigned int size, bool dynamicUsage) |
| { |
| if (mBuffer) |
| { |
| mBuffer->Release(); |
| mBuffer = NULL; |
| } |
| |
| updateSerial(); |
| |
| if (size > 0) |
| { |
| ID3D11Device* dxDevice = mRenderer->getDevice(); |
| |
| D3D11_BUFFER_DESC bufferDesc; |
| bufferDesc.ByteWidth = size; |
| bufferDesc.Usage = D3D11_USAGE_DYNAMIC; |
| bufferDesc.BindFlags = D3D11_BIND_VERTEX_BUFFER; |
| bufferDesc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE; |
| bufferDesc.MiscFlags = 0; |
| bufferDesc.StructureByteStride = 0; |
| |
| HRESULT result = dxDevice->CreateBuffer(&bufferDesc, NULL, &mBuffer); |
| if (FAILED(result)) |
| { |
| return false; |
| } |
| } |
| |
| mBufferSize = size; |
| mDynamicUsage = dynamicUsage; |
| return true; |
| } |
| |
| VertexBuffer11 *VertexBuffer11::makeVertexBuffer11(VertexBuffer *vetexBuffer) |
| { |
| ASSERT(HAS_DYNAMIC_TYPE(VertexBuffer11*, vetexBuffer)); |
| return static_cast<VertexBuffer11*>(vetexBuffer); |
| } |
| |
| bool VertexBuffer11::storeVertexAttributes(const gl::VertexAttribute &attrib, const gl::VertexAttribCurrentValueData ¤tValue, |
| GLint start, GLsizei count, GLsizei instances, unsigned int offset) |
| { |
| if (mBuffer) |
| { |
| gl::Buffer *buffer = attrib.mBoundBuffer.get(); |
| |
| int inputStride = attrib.stride(); |
| const VertexConverter &converter = attrib.mArrayEnabled ? |
| getVertexConversion(attrib) : |
| getVertexConversion(currentValue.Type, currentValue.Type != GL_FLOAT, false, 4); |
| |
| ID3D11DeviceContext *dxContext = mRenderer->getDeviceContext(); |
| |
| D3D11_MAPPED_SUBRESOURCE mappedResource; |
| HRESULT result = dxContext->Map(mBuffer, 0, D3D11_MAP_WRITE_NO_OVERWRITE, 0, &mappedResource); |
| if (FAILED(result)) |
| { |
| ERR("Vertex buffer map failed with error 0x%08x", result); |
| return false; |
| } |
| |
| char* output = reinterpret_cast<char*>(mappedResource.pData) + offset; |
| |
| const char *input = NULL; |
| if (attrib.mArrayEnabled) |
| { |
| if (buffer) |
| { |
| BufferStorage *storage = buffer->getStorage(); |
| input = static_cast<const char*>(storage->getData()) + static_cast<int>(attrib.mOffset); |
| } |
| else |
| { |
| input = static_cast<const char*>(attrib.mPointer); |
| } |
| } |
| else |
| { |
| input = reinterpret_cast<const char*>(currentValue.FloatValues); |
| } |
| |
| if (instances == 0 || attrib.mDivisor == 0) |
| { |
| input += inputStride * start; |
| } |
| |
| ASSERT(converter.conversionFunc != NULL); |
| converter.conversionFunc(input, inputStride, count, output); |
| |
| dxContext->Unmap(mBuffer, 0); |
| |
| return true; |
| } |
| else |
| { |
| ERR("Vertex buffer not initialized."); |
| return false; |
| } |
| } |
| |
| unsigned int VertexBuffer11::getSpaceRequired(const gl::VertexAttribute &attrib, GLsizei count, |
| GLsizei instances) const |
| { |
| if (attrib.mArrayEnabled) |
| { |
| unsigned int elementSize = getVertexConversion(attrib).outputElementSize; |
| |
| if (instances == 0 || attrib.mDivisor == 0) |
| { |
| return elementSize * count; |
| } |
| else |
| { |
| return elementSize * ((instances + attrib.mDivisor - 1) / attrib.mDivisor); |
| } |
| } |
| else |
| { |
| unsigned int elementSize = 4; |
| return elementSize * 4; |
| } |
| } |
| |
| bool VertexBuffer11::requiresConversion(const gl::VertexAttribute &attrib) const |
| { |
| return !getVertexConversion(attrib).identity; |
| } |
| |
| bool VertexBuffer11::requiresConversion(const gl::VertexAttribCurrentValueData ¤tValue) const |
| { |
| return !getVertexConversion(currentValue.Type, currentValue.Type != GL_FLOAT, false, 4).identity; |
| } |
| |
| unsigned int VertexBuffer11::getBufferSize() const |
| { |
| return mBufferSize; |
| } |
| |
| bool VertexBuffer11::setBufferSize(unsigned int size) |
| { |
| if (size > mBufferSize) |
| { |
| return initialize(size, mDynamicUsage); |
| } |
| else |
| { |
| return true; |
| } |
| } |
| |
| bool VertexBuffer11::discard() |
| { |
| if (mBuffer) |
| { |
| ID3D11DeviceContext *dxContext = mRenderer->getDeviceContext(); |
| |
| D3D11_MAPPED_SUBRESOURCE mappedResource; |
| HRESULT result = dxContext->Map(mBuffer, 0, D3D11_MAP_WRITE_DISCARD, 0, &mappedResource); |
| if (FAILED(result)) |
| { |
| ERR("Vertex buffer map failed with error 0x%08x", result); |
| return false; |
| } |
| |
| dxContext->Unmap(mBuffer, 0); |
| |
| return true; |
| } |
| else |
| { |
| ERR("Vertex buffer not initialized."); |
| return false; |
| } |
| } |
| |
| DXGI_FORMAT VertexBuffer11::getAttributeDXGIFormat(const gl::VertexAttribute &attrib) |
| { |
| return getVertexConversion(attrib).dxgiFormat; |
| } |
| |
| DXGI_FORMAT VertexBuffer11::getCurrentValueDXGIFormat(GLenum currentValueType) |
| { |
| if (currentValueType == GL_FLOAT) |
| { |
| return mFloatVertexTranslations[GetFloatTypeIndex(GL_FLOAT)][0][3].dxgiFormat; |
| } |
| else |
| { |
| ASSERT(currentValueType == GL_INT || currentValueType == GL_UNSIGNED_INT); |
| return mIntegerVertexTranslations[GetIntegerTypeIndex(currentValueType)][3].dxgiFormat; |
| } |
| } |
| |
| ID3D11Buffer *VertexBuffer11::getBuffer() const |
| { |
| return mBuffer; |
| } |
| |
| template <typename T, unsigned int componentCount, bool widen, unsigned int defaultValueBits> |
| static void copyVertexData(const void *input, unsigned int stride, unsigned int count, void *output) |
| { |
| const unsigned int attribSize = sizeof(T) * componentCount; |
| |
| const unsigned int defaultBits = defaultValueBits; |
| const T defaultValue = *reinterpret_cast<const T*>(&defaultBits); |
| |
| if (attribSize == stride && !widen) |
| { |
| memcpy(output, input, count * attribSize); |
| } |
| else |
| { |
| unsigned int outputStride = widen ? 4 : componentCount; |
| |
| for (unsigned int i = 0; i < count; i++) |
| { |
| const T *offsetInput = reinterpret_cast<const T*>(reinterpret_cast<const char*>(input) + i * stride); |
| T *offsetOutput = reinterpret_cast<T*>(output) + i * outputStride; |
| |
| for (unsigned int j = 0; j < componentCount; j++) |
| { |
| offsetOutput[j] = offsetInput[j]; |
| } |
| |
| if (widen) |
| { |
| offsetOutput[3] = defaultValue; |
| } |
| } |
| } |
| } |
| |
| template <unsigned int componentCount> |
| static void copyFixedVertexData(const void* input, unsigned int stride, unsigned int count, void* output) |
| { |
| static const float divisor = 1.0f / (1 << 16); |
| |
| for (unsigned int i = 0; i < count; i++) |
| { |
| const GLfixed* offsetInput = reinterpret_cast<const GLfixed*>(reinterpret_cast<const char*>(input) + stride * i); |
| float* offsetOutput = reinterpret_cast<float*>(output) + i * componentCount; |
| |
| for (unsigned int j = 0; j < componentCount; j++) |
| { |
| offsetOutput[j] = static_cast<float>(offsetInput[j]) * divisor; |
| } |
| } |
| } |
| |
| template <typename T, unsigned int componentCount, bool normalized> |
| static void copyToFloatVertexData(const void* input, unsigned int stride, unsigned int count, void* output) |
| { |
| typedef std::numeric_limits<T> NL; |
| |
| for (unsigned int i = 0; i < count; i++) |
| { |
| const T *offsetInput = reinterpret_cast<const T*>(reinterpret_cast<const char*>(input) + stride * i); |
| float *offsetOutput = reinterpret_cast<float*>(output) + i * componentCount; |
| |
| for (unsigned int j = 0; j < componentCount; j++) |
| { |
| if (normalized) |
| { |
| if (NL::is_signed) |
| { |
| const float divisor = 1.0f / (2 * static_cast<float>(NL::max()) + 1); |
| offsetOutput[j] = (2 * static_cast<float>(offsetInput[j]) + 1) * divisor; |
| } |
| else |
| { |
| offsetOutput[j] = static_cast<float>(offsetInput[j]) / NL::max(); |
| } |
| } |
| else |
| { |
| offsetOutput[j] = static_cast<float>(offsetInput[j]); |
| } |
| } |
| } |
| } |
| |
| static void copyPackedUnsignedVertexData(const void* input, unsigned int stride, unsigned int count, void* output) |
| { |
| const unsigned int attribSize = 4; |
| |
| if (attribSize == stride) |
| { |
| memcpy(output, input, count * attribSize); |
| } |
| else |
| { |
| for (unsigned int i = 0; i < count; i++) |
| { |
| const GLuint *offsetInput = reinterpret_cast<const GLuint*>(reinterpret_cast<const char*>(input) + (i * stride)); |
| GLuint *offsetOutput = reinterpret_cast<GLuint*>(output) + (i * attribSize); |
| |
| offsetOutput[i] = offsetInput[i]; |
| } |
| } |
| } |
| |
| template <bool isSigned, bool normalized, bool toFloat> |
| static inline void copyPackedRGB(unsigned int data, void *output) |
| { |
| const unsigned int rgbSignMask = 0x200; // 1 set at the 9 bit |
| const unsigned int negativeMask = 0xFFFFFC00; // All bits from 10 to 31 set to 1 |
| |
| if (toFloat) |
| { |
| GLfloat *floatOutput = reinterpret_cast<GLfloat*>(output); |
| if (isSigned) |
| { |
| GLfloat finalValue = 0; |
| if (data & rgbSignMask) |
| { |
| int negativeNumber = data | negativeMask; |
| finalValue = static_cast<GLfloat>(negativeNumber); |
| } |
| else |
| { |
| finalValue = static_cast<GLfloat>(data); |
| } |
| |
| if (normalized) |
| { |
| const int maxValue = 0x1FF; // 1 set in bits 0 through 8 |
| const int minValue = 0xFFFFFE01; // Inverse of maxValue |
| |
| // A 10-bit two's complement number has the possibility of being minValue - 1 but |
| // OpenGL's normalization rules dictate that it should be clamped to minValue in this |
| // case. |
| if (finalValue < minValue) |
| { |
| finalValue = minValue; |
| } |
| |
| const int halfRange = (maxValue - minValue) >> 1; |
| *floatOutput = ((finalValue - minValue) / halfRange) - 1.0f; |
| } |
| else |
| { |
| *floatOutput = finalValue; |
| } |
| } |
| else |
| { |
| if (normalized) |
| { |
| const unsigned int maxValue = 0x3FF; // 1 set in bits 0 through 9 |
| *floatOutput = static_cast<GLfloat>(data) / static_cast<GLfloat>(maxValue); |
| } |
| else |
| { |
| *floatOutput = static_cast<GLfloat>(data); |
| } |
| } |
| } |
| else |
| { |
| if (isSigned) |
| { |
| GLshort *intOutput = reinterpret_cast<GLshort*>(output); |
| |
| if (data & rgbSignMask) |
| { |
| *intOutput = data | negativeMask; |
| } |
| else |
| { |
| *intOutput = data; |
| } |
| } |
| else |
| { |
| GLushort *uintOutput = reinterpret_cast<GLushort*>(output); |
| *uintOutput = data; |
| } |
| } |
| } |
| |
| template <bool isSigned, bool normalized, bool toFloat> |
| static inline void copyPackedAlpha(unsigned int data, void *output) |
| { |
| if (toFloat) |
| { |
| GLfloat *floatOutput = reinterpret_cast<GLfloat*>(output); |
| if (isSigned) |
| { |
| if (normalized) |
| { |
| switch (data) |
| { |
| case 0x0: *floatOutput = 0.0f; break; |
| case 0x1: *floatOutput = 1.0f; break; |
| case 0x2: *floatOutput = -1.0f; break; |
| case 0x3: *floatOutput = -1.0f; break; |
| default: UNREACHABLE(); |
| } |
| } |
| else |
| { |
| switch (data) |
| { |
| case 0x0: *floatOutput = 0.0f; break; |
| case 0x1: *floatOutput = 1.0f; break; |
| case 0x2: *floatOutput = -2.0f; break; |
| case 0x3: *floatOutput = -1.0f; break; |
| default: UNREACHABLE(); |
| } |
| } |
| } |
| else |
| { |
| if (normalized) |
| { |
| switch (data) |
| { |
| case 0x0: *floatOutput = 0.0f / 3.0f; break; |
| case 0x1: *floatOutput = 1.0f / 3.0f; break; |
| case 0x2: *floatOutput = 2.0f / 3.0f; break; |
| case 0x3: *floatOutput = 3.0f / 3.0f; break; |
| default: UNREACHABLE(); |
| } |
| } |
| else |
| { |
| switch (data) |
| { |
| case 0x0: *floatOutput = 0.0f; break; |
| case 0x1: *floatOutput = 1.0f; break; |
| case 0x2: *floatOutput = 2.0f; break; |
| case 0x3: *floatOutput = 3.0f; break; |
| default: UNREACHABLE(); |
| } |
| } |
| } |
| } |
| else |
| { |
| if (isSigned) |
| { |
| GLshort *intOutput = reinterpret_cast<GLshort*>(output); |
| switch (data) |
| { |
| case 0x0: *intOutput = 0; break; |
| case 0x1: *intOutput = 1; break; |
| case 0x2: *intOutput = -2; break; |
| case 0x3: *intOutput = -1; break; |
| default: UNREACHABLE(); |
| } |
| } |
| else |
| { |
| GLushort *uintOutput = reinterpret_cast<GLushort*>(output); |
| switch (data) |
| { |
| case 0x0: *uintOutput = 0; break; |
| case 0x1: *uintOutput = 1; break; |
| case 0x2: *uintOutput = 2; break; |
| case 0x3: *uintOutput = 3; break; |
| default: UNREACHABLE(); |
| } |
| } |
| } |
| } |
| |
| template <bool isSigned, bool normalized, bool toFloat> |
| static void copyPackedVertexData(const void* input, unsigned int stride, unsigned int count, void* output) |
| { |
| const unsigned int outputComponentSize = toFloat ? 4 : 2; |
| const unsigned int componentCount = 4; |
| |
| const unsigned int rgbMask = 0x3FF; // 1 set in bits 0 through 9 |
| const unsigned int redShift = 0; // red is bits 0 through 9 |
| const unsigned int greenShift = 10; // green is bits 10 through 19 |
| const unsigned int blueShift = 20; // blue is bits 20 through 29 |
| |
| const unsigned int alphaMask = 0x3; // 1 set in bits 0 and 1 |
| const unsigned int alphaShift = 30; // Alpha is the 30 and 31 bits |
| |
| for (unsigned int i = 0; i < count; i++) |
| { |
| GLuint packedValue = *reinterpret_cast<const GLuint*>(reinterpret_cast<const char*>(input) + (i * stride)); |
| GLbyte *offsetOutput = reinterpret_cast<GLbyte*>(output) + (i * outputComponentSize * componentCount); |
| |
| copyPackedRGB<isSigned, normalized, toFloat>( (packedValue >> redShift) & rgbMask, offsetOutput + (0 * outputComponentSize)); |
| copyPackedRGB<isSigned, normalized, toFloat>( (packedValue >> greenShift) & rgbMask, offsetOutput + (1 * outputComponentSize)); |
| copyPackedRGB<isSigned, normalized, toFloat>( (packedValue >> blueShift) & rgbMask, offsetOutput + (2 * outputComponentSize)); |
| copyPackedAlpha<isSigned, normalized, toFloat>((packedValue >> alphaShift) & alphaMask, offsetOutput + (3* outputComponentSize)); |
| } |
| } |
| |
| const VertexBuffer11::VertexConverter VertexBuffer11::mFloatVertexTranslations[NUM_GL_FLOAT_VERTEX_ATTRIB_TYPES][2][4] = |
| { |
| { // GL_BYTE |
| { // unnormalized |
| { ©ToFloatVertexData<GLbyte, 1, false>, false, DXGI_FORMAT_R32_FLOAT, 4 }, |
| { ©ToFloatVertexData<GLbyte, 2, false>, false, DXGI_FORMAT_R32G32_FLOAT, 8 }, |
| { ©ToFloatVertexData<GLbyte, 3, false>, false, DXGI_FORMAT_R32G32B32_FLOAT, 12 }, |
| { ©ToFloatVertexData<GLbyte, 4, false>, false, DXGI_FORMAT_R32G32B32A32_FLOAT, 16 }, |
| }, |
| { // normalized |
| { ©VertexData<GLbyte, 1, false, INT8_MAX>, true, DXGI_FORMAT_R8_SNORM, 1 }, |
| { ©VertexData<GLbyte, 2, false, INT8_MAX>, true, DXGI_FORMAT_R8G8_SNORM, 2 }, |
| { ©VertexData<GLbyte, 3, true, INT8_MAX>, false, DXGI_FORMAT_R8G8B8A8_SNORM, 4 }, |
| { ©VertexData<GLbyte, 4, false, INT8_MAX>, true, DXGI_FORMAT_R8G8B8A8_SNORM, 4 }, |
| }, |
| }, |
| { // GL_UNSIGNED_BYTE |
| { // unnormalized |
| { ©ToFloatVertexData<GLubyte, 1, false>, false, DXGI_FORMAT_R32_FLOAT, 4 }, |
| { ©ToFloatVertexData<GLubyte, 2, false>, false, DXGI_FORMAT_R32G32_FLOAT, 8 }, |
| { ©ToFloatVertexData<GLubyte, 3, false>, false, DXGI_FORMAT_R32G32B32_FLOAT, 12 }, |
| { ©ToFloatVertexData<GLubyte, 4, false>, false, DXGI_FORMAT_R32G32B32A32_FLOAT, 16 }, |
| }, |
| { // normalized |
| { ©VertexData<GLubyte, 1, false, UINT8_MAX>, true, DXGI_FORMAT_R8_UNORM, 1 }, |
| { ©VertexData<GLubyte, 2, false, UINT8_MAX>, true, DXGI_FORMAT_R8G8_UNORM, 2 }, |
| { ©VertexData<GLubyte, 3, true, UINT8_MAX>, false, DXGI_FORMAT_R8G8B8A8_UNORM, 4 }, |
| { ©VertexData<GLubyte, 4, false, UINT8_MAX>, true, DXGI_FORMAT_R8G8B8A8_UNORM, 4 }, |
| }, |
| }, |
| { // GL_SHORT |
| { // unnormalized |
| { ©ToFloatVertexData<GLshort, 1, false>, false, DXGI_FORMAT_R32_FLOAT, 4 }, |
| { ©ToFloatVertexData<GLshort, 2, false>, false, DXGI_FORMAT_R32G32_FLOAT, 8 }, |
| { ©ToFloatVertexData<GLshort, 3, false>, false, DXGI_FORMAT_R32G32B32_FLOAT, 12 }, |
| { ©ToFloatVertexData<GLshort, 4, false>, false, DXGI_FORMAT_R32G32B32A32_FLOAT, 16 }, |
| }, |
| { // normalized |
| { ©VertexData<GLshort, 1, false, INT16_MAX>, true, DXGI_FORMAT_R16_SNORM, 2 }, |
| { ©VertexData<GLshort, 2, false, INT16_MAX>, true, DXGI_FORMAT_R16G16_SNORM, 4 }, |
| { ©VertexData<GLshort, 3, true, INT16_MAX>, false, DXGI_FORMAT_R16G16B16A16_SNORM, 8 }, |
| { ©VertexData<GLshort, 4, false, INT16_MAX>, true, DXGI_FORMAT_R16G16B16A16_SNORM, 8 }, |
| }, |
| }, |
| { // GL_UNSIGNED_SHORT |
| { // unnormalized |
| { ©ToFloatVertexData<GLushort, 1, false>, false, DXGI_FORMAT_R32_FLOAT, 4 }, |
| { ©ToFloatVertexData<GLushort, 2, false>, false, DXGI_FORMAT_R32G32_FLOAT, 8 }, |
| { ©ToFloatVertexData<GLushort, 3, false>, false, DXGI_FORMAT_R32G32B32_FLOAT, 12 }, |
| { ©ToFloatVertexData<GLushort, 4, false>, false, DXGI_FORMAT_R32G32B32A32_FLOAT, 16 }, |
| }, |
| { // normalized |
| { ©VertexData<GLushort, 1, false, UINT16_MAX>, true, DXGI_FORMAT_R16_UNORM, 2 }, |
| { ©VertexData<GLushort, 2, false, UINT16_MAX>, true, DXGI_FORMAT_R16G16_UNORM, 4 }, |
| { ©VertexData<GLushort, 3, true, UINT16_MAX>, false, DXGI_FORMAT_R16G16B16A16_UNORM, 8 }, |
| { ©VertexData<GLushort, 4, false, UINT16_MAX>, true, DXGI_FORMAT_R16G16B16A16_UNORM, 8 }, |
| }, |
| }, |
| { // GL_INT |
| { // unnormalized |
| { ©ToFloatVertexData<GLint, 1, false>, false, DXGI_FORMAT_R32_FLOAT, 4 }, |
| { ©ToFloatVertexData<GLint, 2, false>, false, DXGI_FORMAT_R32G32_FLOAT, 8 }, |
| { ©ToFloatVertexData<GLint, 3, false>, false, DXGI_FORMAT_R32G32B32_FLOAT, 12 }, |
| { ©ToFloatVertexData<GLint, 4, false>, false, DXGI_FORMAT_R32G32B32A32_FLOAT, 16 }, |
| }, |
| { // normalized |
| { ©ToFloatVertexData<GLint, 1, true>, false, DXGI_FORMAT_R32_FLOAT, 4 }, |
| { ©ToFloatVertexData<GLint, 2, true>, false, DXGI_FORMAT_R32G32_FLOAT, 8 }, |
| { ©ToFloatVertexData<GLint, 3, true>, false, DXGI_FORMAT_R32G32B32_FLOAT, 12 }, |
| { ©ToFloatVertexData<GLint, 4, true>, false, DXGI_FORMAT_R32G32B32A32_FLOAT, 16 }, |
| }, |
| }, |
| { // GL_UNSIGNED_INT |
| { // unnormalized |
| { ©ToFloatVertexData<GLuint, 1, false>, false, DXGI_FORMAT_R32_FLOAT, 4 }, |
| { ©ToFloatVertexData<GLuint, 2, false>, false, DXGI_FORMAT_R32G32_FLOAT, 8 }, |
| { ©ToFloatVertexData<GLuint, 3, false>, false, DXGI_FORMAT_R32G32B32_FLOAT, 12 }, |
| { ©ToFloatVertexData<GLuint, 4, false>, false, DXGI_FORMAT_R32G32B32A32_FLOAT, 16 }, |
| }, |
| { // normalized |
| { ©ToFloatVertexData<GLuint, 1, true>, false, DXGI_FORMAT_R32_FLOAT, 4 }, |
| { ©ToFloatVertexData<GLuint, 2, true>, false, DXGI_FORMAT_R32G32_FLOAT, 8 }, |
| { ©ToFloatVertexData<GLuint, 3, true>, false, DXGI_FORMAT_R32G32B32_FLOAT, 12 }, |
| { ©ToFloatVertexData<GLuint, 4, true>, false, DXGI_FORMAT_R32G32B32A32_FLOAT, 16 }, |
| }, |
| }, |
| { // GL_INT_2_10_10_10_REV |
| { // unnormalized |
| { NULL, false, DXGI_FORMAT_UNKNOWN, 0 }, |
| { NULL, false, DXGI_FORMAT_UNKNOWN, 0 }, |
| { NULL, false, DXGI_FORMAT_UNKNOWN, 0 }, |
| { ©PackedVertexData<true, false, true>, false, DXGI_FORMAT_R32G32B32A32_FLOAT, 16 }, |
| }, |
| { // normalized |
| { NULL, false, DXGI_FORMAT_UNKNOWN, 0 }, |
| { NULL, false, DXGI_FORMAT_UNKNOWN, 0 }, |
| { NULL, false, DXGI_FORMAT_UNKNOWN, 0 }, |
| { ©PackedVertexData<true, true, true>, true, DXGI_FORMAT_R32G32B32A32_FLOAT, 16 }, |
| }, |
| }, |
| { // GL_UNSIGNED_INT_2_10_10_10_REV |
| { // unnormalized |
| { NULL, false, DXGI_FORMAT_UNKNOWN, 0 }, |
| { NULL, false, DXGI_FORMAT_UNKNOWN, 0 }, |
| { NULL, false, DXGI_FORMAT_UNKNOWN, 0 }, |
| { ©PackedVertexData<true, false, true>, false, DXGI_FORMAT_R32G32B32A32_FLOAT, 16 }, |
| }, |
| { // normalized |
| { NULL, false, DXGI_FORMAT_UNKNOWN, 0 }, |
| { NULL, false, DXGI_FORMAT_UNKNOWN, 0 }, |
| { NULL, false, DXGI_FORMAT_UNKNOWN, 0 }, |
| { ©PackedUnsignedVertexData, true, DXGI_FORMAT_R10G10B10A2_UNORM, 4 }, |
| }, |
| }, |
| { // GL_FIXED |
| { // unnormalized |
| { ©FixedVertexData<1>, false, DXGI_FORMAT_R32_FLOAT, 4 }, |
| { ©FixedVertexData<2>, false, DXGI_FORMAT_R32G32_FLOAT, 8 }, |
| { ©FixedVertexData<3>, false, DXGI_FORMAT_R32G32B32_FLOAT, 12 }, |
| { ©FixedVertexData<4>, false, DXGI_FORMAT_R32G32B32A32_FLOAT, 16 }, |
| }, |
| { // normalized |
| { ©FixedVertexData<1>, false, DXGI_FORMAT_R32_FLOAT, 4 }, |
| { ©FixedVertexData<2>, false, DXGI_FORMAT_R32G32_FLOAT, 8 }, |
| { ©FixedVertexData<3>, false, DXGI_FORMAT_R32G32B32_FLOAT, 12 }, |
| { ©FixedVertexData<4>, false, DXGI_FORMAT_R32G32B32A32_FLOAT, 16 }, |
| }, |
| }, |
| { // GL_HALF_FLOAT |
| { // unnormalized |
| { ©VertexData<GLhalf, 1, false, gl::Float16One>, true, DXGI_FORMAT_R16_FLOAT, 2 }, |
| { ©VertexData<GLhalf, 2, false, gl::Float16One>, true, DXGI_FORMAT_R16G16_FLOAT, 4 }, |
| { ©VertexData<GLhalf, 3, true, gl::Float16One>, false, DXGI_FORMAT_R16G16B16A16_FLOAT, 8 }, |
| { ©VertexData<GLhalf, 4, false, gl::Float16One>, true, DXGI_FORMAT_R16G16B16A16_FLOAT, 8 }, |
| }, |
| { // normalized |
| { ©VertexData<GLhalf, 1, false, gl::Float16One>, true, DXGI_FORMAT_R16_FLOAT, 2 }, |
| { ©VertexData<GLhalf, 2, false, gl::Float16One>, true, DXGI_FORMAT_R16G16_FLOAT, 4 }, |
| { ©VertexData<GLhalf, 3, true, gl::Float16One>, false, DXGI_FORMAT_R16G16B16A16_FLOAT, 8 }, |
| { ©VertexData<GLhalf, 4, false, gl::Float16One>, true, DXGI_FORMAT_R16G16B16A16_FLOAT, 8 }, |
| }, |
| }, |
| { // GL_FLOAT |
| { // unnormalized |
| { ©VertexData<GLfloat, 1, false, gl::Float32One>, true, DXGI_FORMAT_R32_FLOAT, 4 }, |
| { ©VertexData<GLfloat, 2, false, gl::Float32One>, true, DXGI_FORMAT_R32G32_FLOAT, 8 }, |
| { ©VertexData<GLfloat, 3, false, gl::Float32One>, true, DXGI_FORMAT_R32G32B32_FLOAT, 12 }, |
| { ©VertexData<GLfloat, 4, false, gl::Float32One>, true, DXGI_FORMAT_R32G32B32A32_FLOAT, 16 }, |
| }, |
| { // normalized |
| { ©VertexData<GLfloat, 1, false, gl::Float32One>, true, DXGI_FORMAT_R32_FLOAT, 4 }, |
| { ©VertexData<GLfloat, 2, false, gl::Float32One>, true, DXGI_FORMAT_R32G32_FLOAT, 8 }, |
| { ©VertexData<GLfloat, 3, false, gl::Float32One>, true, DXGI_FORMAT_R32G32B32_FLOAT, 12 }, |
| { ©VertexData<GLfloat, 4, false, gl::Float32One>, true, DXGI_FORMAT_R32G32B32A32_FLOAT, 16 }, |
| }, |
| }, |
| }; |
| |
| const VertexBuffer11::VertexConverter VertexBuffer11::mIntegerVertexTranslations[NUM_GL_INTEGER_VERTEX_ATTRIB_TYPES][4] = |
| { |
| { // GL_BYTE |
| { ©VertexData<GLbyte, 1, false, 1>, true, DXGI_FORMAT_R8_SINT, 1 }, |
| { ©VertexData<GLbyte, 2, false, 1>, true, DXGI_FORMAT_R8G8_SINT, 2 }, |
| { ©VertexData<GLbyte, 3, true, 1>, false, DXGI_FORMAT_R8G8B8A8_SINT, 4 }, |
| { ©VertexData<GLbyte, 4, false, 1>, true, DXGI_FORMAT_R8G8B8A8_SINT, 4 }, |
| }, |
| { // GL_UNSIGNED_BYTE |
| { ©VertexData<GLubyte, 1, false, 1>, true, DXGI_FORMAT_R8_UINT, 1 }, |
| { ©VertexData<GLubyte, 2, false, 1>, true, DXGI_FORMAT_R8G8_UINT, 2 }, |
| { ©VertexData<GLubyte, 3, true, 1>, false, DXGI_FORMAT_R8G8B8A8_UINT, 4 }, |
| { ©VertexData<GLubyte, 4, false, 1>, true, DXGI_FORMAT_R8G8B8A8_UINT, 4 }, |
| }, |
| { // GL_SHORT |
| { ©VertexData<GLshort, 1, false, 1>, true, DXGI_FORMAT_R16_SINT, 2 }, |
| { ©VertexData<GLshort, 2, false, 1>, true, DXGI_FORMAT_R16G16_SINT, 4 }, |
| { ©VertexData<GLshort, 3, true, 1>, false, DXGI_FORMAT_R16G16B16A16_SINT, 8 }, |
| { ©VertexData<GLshort, 4, false, 1>, true, DXGI_FORMAT_R16G16B16A16_SINT, 8 }, |
| }, |
| { // GL_UNSIGNED_SHORT |
| { ©VertexData<GLushort, 1, false, 1>, true, DXGI_FORMAT_R16_UINT, 2 }, |
| { ©VertexData<GLushort, 2, false, 1>, true, DXGI_FORMAT_R16G16_UINT, 4 }, |
| { ©VertexData<GLushort, 3, true, 1>, false, DXGI_FORMAT_R16G16B16A16_UINT, 8 }, |
| { ©VertexData<GLushort, 4, false, 1>, true, DXGI_FORMAT_R16G16B16A16_UINT, 8 }, |
| }, |
| { // GL_INT |
| { ©VertexData<GLint, 1, false, 1>, true, DXGI_FORMAT_R32_SINT, 4 }, |
| { ©VertexData<GLint, 2, false, 1>, true, DXGI_FORMAT_R32G32_SINT, 8 }, |
| { ©VertexData<GLint, 3, false, 1>, true, DXGI_FORMAT_R32G32B32_SINT, 12 }, |
| { ©VertexData<GLint, 4, false, 1>, true, DXGI_FORMAT_R32G32B32A32_SINT, 16 }, |
| }, |
| { // GL_UNSIGNED_INT |
| { ©VertexData<GLuint, 1, false, 1>, true, DXGI_FORMAT_R32_UINT, 4 }, |
| { ©VertexData<GLuint, 2, false, 1>, true, DXGI_FORMAT_R32G32_UINT, 8 }, |
| { ©VertexData<GLuint, 3, false, 1>, true, DXGI_FORMAT_R32G32B32_UINT, 12 }, |
| { ©VertexData<GLuint, 4, false, 1>, true, DXGI_FORMAT_R32G32B32A32_UINT, 16 }, |
| }, |
| { // GL_INT_2_10_10_10_REV |
| { NULL, false, DXGI_FORMAT_UNKNOWN, 0 }, |
| { NULL, false, DXGI_FORMAT_UNKNOWN, 0 }, |
| { NULL, false, DXGI_FORMAT_UNKNOWN, 0 }, |
| { ©PackedVertexData<true, true, false>, true, DXGI_FORMAT_R16G16B16A16_SINT, 8 }, |
| }, |
| { // GL_UNSIGNED_INT_2_10_10_10_REV |
| { NULL, false, DXGI_FORMAT_UNKNOWN, 0 }, |
| { NULL, false, DXGI_FORMAT_UNKNOWN, 0 }, |
| { NULL, false, DXGI_FORMAT_UNKNOWN, 0 }, |
| { ©PackedUnsignedVertexData, true, DXGI_FORMAT_R10G10B10A2_UINT, 4 }, |
| }, |
| }; |
| |
| const VertexBuffer11::VertexConverter &VertexBuffer11::getVertexConversion(const gl::VertexAttribute &attribute) |
| { |
| return getVertexConversion(attribute.mType, attribute.mPureInteger, attribute.mNormalized, attribute.mSize); |
| } |
| |
| const VertexBuffer11::VertexConverter &VertexBuffer11::getVertexConversion(GLenum type, bool pureInteger, bool normalized, int size) |
| { |
| if (pureInteger) |
| { |
| const unsigned int typeIndex = GetIntegerTypeIndex(type); |
| return mIntegerVertexTranslations[typeIndex][size - 1]; |
| } |
| else |
| { |
| const unsigned int typeIndex = GetFloatTypeIndex(type); |
| return mFloatVertexTranslations[typeIndex][normalized ? 1 : 0][size - 1]; |
| } |
| } |
| |
| } |