| // |
| // Copyright (c) 2013-2014 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. |
| // |
| |
| // formatutils.cpp: Queries for GL image formats. |
| |
| #include "libANGLE/formatutils.h" |
| |
| #include "common/mathutil.h" |
| #include "libANGLE/Context.h" |
| #include "libANGLE/Framebuffer.h" |
| |
| using namespace angle; |
| |
| namespace gl |
| { |
| |
| // ES2 requires that format is equal to internal format at all glTex*Image2D entry points and the implementation |
| // can decide the true, sized, internal format. The ES2FormatMap determines the internal format for all valid |
| // format and type combinations. |
| GLenum GetSizedFormatInternal(GLenum format, GLenum type); |
| |
| namespace |
| { |
| using InternalFormatInfoMap = |
| std::unordered_map<GLenum, std::unordered_map<GLenum, InternalFormat>>; |
| |
| } // anonymous namespace |
| |
| FormatType::FormatType() : format(GL_NONE), type(GL_NONE) |
| { |
| } |
| |
| FormatType::FormatType(GLenum format_, GLenum type_) : format(format_), type(type_) |
| { |
| } |
| |
| bool FormatType::operator<(const FormatType &other) const |
| { |
| if (format != other.format) |
| return format < other.format; |
| return type < other.type; |
| } |
| |
| Type::Type() |
| : bytes(0), |
| bytesShift(0), |
| specialInterpretation(false) |
| { |
| } |
| |
| static Type GenTypeInfo(GLuint bytes, bool specialInterpretation) |
| { |
| Type info; |
| info.bytes = bytes; |
| GLuint i = 0; |
| while ((1u << i) < bytes) |
| { |
| ++i; |
| } |
| info.bytesShift = i; |
| ASSERT((1u << info.bytesShift) == bytes); |
| info.specialInterpretation = specialInterpretation; |
| return info; |
| } |
| |
| bool operator<(const Type& a, const Type& b) |
| { |
| return memcmp(&a, &b, sizeof(Type)) < 0; |
| } |
| |
| // Information about internal formats |
| static bool AlwaysSupported(const Version &, const Extensions &) |
| { |
| return true; |
| } |
| |
| static bool NeverSupported(const Version &, const Extensions &) |
| { |
| return false; |
| } |
| |
| template <GLuint minCoreGLMajorVersion, GLuint minCoreGLMinorVersion> |
| static bool RequireES(const Version &clientVersion, const Extensions &) |
| { |
| return clientVersion >= Version(minCoreGLMajorVersion, minCoreGLMinorVersion); |
| } |
| |
| // Pointer to a boolean memeber of the Extensions struct |
| typedef bool(Extensions::*ExtensionBool); |
| |
| // Check support for a single extension |
| template <ExtensionBool bool1> |
| static bool RequireExt(const Version &, const Extensions &extensions) |
| { |
| return extensions.*bool1; |
| } |
| |
| // Check for a minimum client version or a single extension |
| template <GLuint minCoreGLMajorVersion, GLuint minCoreGLMinorVersion, ExtensionBool bool1> |
| static bool RequireESOrExt(const Version &clientVersion, const Extensions &extensions) |
| { |
| return clientVersion >= Version(minCoreGLMajorVersion, minCoreGLMinorVersion) || |
| extensions.*bool1; |
| } |
| |
| // Check for a minimum client version or two extensions |
| template <GLuint minCoreGLMajorVersion, |
| GLuint minCoreGLMinorVersion, |
| ExtensionBool bool1, |
| ExtensionBool bool2> |
| static bool RequireESOrExtAndExt(const Version &clientVersion, const Extensions &extensions) |
| { |
| return clientVersion >= Version(minCoreGLMajorVersion, minCoreGLMinorVersion) || |
| (extensions.*bool1 && extensions.*bool2); |
| } |
| |
| // Check for a minimum client version or at least one of two extensions |
| template <GLuint minCoreGLMajorVersion, |
| GLuint minCoreGLMinorVersion, |
| ExtensionBool bool1, |
| ExtensionBool bool2> |
| static bool RequireESOrExtOrExt(const Version &clientVersion, const Extensions &extensions) |
| { |
| return clientVersion >= Version(minCoreGLMajorVersion, minCoreGLMinorVersion) || |
| extensions.*bool1 || extensions.*bool2; |
| } |
| |
| // Check support for two extensions |
| template <ExtensionBool bool1, ExtensionBool bool2> |
| static bool RequireExtAndExt(const Version &, const Extensions &extensions) |
| { |
| return extensions.*bool1 && extensions.*bool2; |
| } |
| |
| // Check support for either of two extensions |
| template <ExtensionBool bool1, ExtensionBool bool2> |
| static bool RequireExtOrExt(const Version &, const Extensions &extensions) |
| { |
| return extensions.*bool1 || extensions.*bool2; |
| } |
| |
| // Special function for half float formats with three or four channels. |
| static bool HalfFloatSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| return clientVersion >= Version(3, 0) || extensions.textureHalfFloat; |
| } |
| |
| static bool HalfFloatRGBRenderableSupport(const Version &clientVersion, |
| const Extensions &extensions) |
| { |
| return HalfFloatSupport(clientVersion, extensions) && extensions.colorBufferHalfFloat; |
| } |
| |
| static bool HalfFloatRGBARenderableSupport(const Version &clientVersion, |
| const Extensions &extensions) |
| { |
| return HalfFloatSupport(clientVersion, extensions) && |
| (extensions.colorBufferHalfFloat || extensions.colorBufferFloat); |
| } |
| |
| // Special function for half float formats with one or two channels. |
| |
| // R16F, RG16F |
| static bool HalfFloatRGSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| return clientVersion >= Version(3, 0) || (extensions.textureHalfFloat && extensions.textureRG); |
| } |
| |
| // R16F, RG16F |
| static bool HalfFloatRGRenderableSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| // It's unclear if EXT_color_buffer_half_float gives renderability to non-OES half float |
| // textures |
| return HalfFloatRGSupport(clientVersion, extensions) && |
| (extensions.colorBufferHalfFloat || extensions.colorBufferFloat); |
| } |
| |
| // RED + HALF_FLOAT_OES, RG + HALF_FLOAT_OES |
| static bool UnsizedHalfFloatOESRGSupport(const Version &, const Extensions &extensions) |
| { |
| return extensions.textureHalfFloat && extensions.textureRG; |
| } |
| |
| // RED + HALF_FLOAT_OES, RG + HALF_FLOAT_OES |
| static bool UnsizedHalfFloatOESRGRenderableSupport(const Version &clientVersion, |
| const Extensions &extensions) |
| { |
| return UnsizedHalfFloatOESRGSupport(clientVersion, extensions) && |
| extensions.colorBufferHalfFloat; |
| } |
| |
| // RGB + HALF_FLOAT_OES, RGBA + HALF_FLOAT_OES |
| static bool UnsizedHalfFloatOESSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| return extensions.textureHalfFloat; |
| } |
| |
| // RGB + HALF_FLOAT_OES, RGBA + HALF_FLOAT_OES |
| static bool UnsizedHalfFloatOESRenderableSupport(const Version &clientVersion, |
| const Extensions &extensions) |
| { |
| return UnsizedHalfFloatOESSupport(clientVersion, extensions) && extensions.colorBufferHalfFloat; |
| } |
| |
| // Special function for float formats with three or four channels. |
| |
| // RGB32F, RGBA32F |
| static bool FloatSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| return clientVersion >= Version(3, 0) || extensions.textureFloat; |
| } |
| |
| // RGB32F |
| static bool FloatRGBRenderableSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| return FloatSupport(clientVersion, extensions) && extensions.colorBufferFloatRGB; |
| } |
| |
| // RGBA32F |
| static bool FloatRGBARenderableSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| return FloatSupport(clientVersion, extensions) && |
| (extensions.colorBufferFloat || extensions.colorBufferFloatRGBA); |
| } |
| |
| // RGB + FLOAT, RGBA + FLOAT |
| static bool UnsizedFloatSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| return extensions.textureFloat; |
| } |
| |
| // RGB + FLOAT |
| static bool UnsizedFloatRGBRenderableSupport(const Version &clientVersion, |
| const Extensions &extensions) |
| { |
| return UnsizedFloatSupport(clientVersion, extensions) && extensions.colorBufferFloatRGB; |
| } |
| |
| // RGBA + FLOAT |
| static bool UnsizedFloatRGBARenderableSupport(const Version &clientVersion, |
| const Extensions &extensions) |
| { |
| return UnsizedFloatSupport(clientVersion, extensions) && |
| (extensions.colorBufferFloatRGBA || extensions.colorBufferFloat); |
| } |
| |
| // Special function for float formats with one or two channels. |
| |
| // R32F, RG32F |
| static bool FloatRGSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| return clientVersion >= Version(3, 0) || (extensions.textureFloat && extensions.textureRG); |
| } |
| |
| // R32F, RG32F |
| static bool FloatRGRenderableSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| return FloatRGSupport(clientVersion, extensions) && extensions.colorBufferFloat; |
| } |
| |
| // RED + FLOAT, RG + FLOAT |
| static bool UnsizedFloatRGSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| return extensions.textureFloat && extensions.textureRG; |
| } |
| |
| // RED + FLOAT, RG + FLOAT |
| static bool UnsizedFloatRGRenderableSupport(const Version &clientVersion, |
| const Extensions &extensions) |
| { |
| return FloatRGSupport(clientVersion, extensions) && extensions.colorBufferFloat; |
| } |
| |
| InternalFormat::InternalFormat() |
| : internalFormat(GL_NONE), |
| sized(false), |
| sizedInternalFormat(GL_NONE), |
| redBits(0), |
| greenBits(0), |
| blueBits(0), |
| luminanceBits(0), |
| alphaBits(0), |
| sharedBits(0), |
| depthBits(0), |
| stencilBits(0), |
| pixelBytes(0), |
| componentCount(0), |
| compressed(false), |
| compressedBlockWidth(0), |
| compressedBlockHeight(0), |
| format(GL_NONE), |
| type(GL_NONE), |
| componentType(GL_NONE), |
| colorEncoding(GL_NONE), |
| textureSupport(NeverSupported), |
| renderSupport(NeverSupported), |
| filterSupport(NeverSupported) |
| { |
| } |
| |
| bool InternalFormat::isLUMA() const |
| { |
| return ((redBits + greenBits + blueBits + depthBits + stencilBits) == 0 && |
| (luminanceBits + alphaBits) > 0); |
| } |
| |
| GLenum InternalFormat::getReadPixelsFormat() const |
| { |
| return format; |
| } |
| |
| GLenum InternalFormat::getReadPixelsType() const |
| { |
| switch (type) |
| { |
| case GL_HALF_FLOAT: |
| // The internal format may have a type of GL_HALF_FLOAT but when exposing this type as |
| // the IMPLEMENTATION_READ_TYPE, only HALF_FLOAT_OES is allowed by |
| // OES_texture_half_float |
| return GL_HALF_FLOAT_OES; |
| |
| default: |
| return type; |
| } |
| } |
| |
| Format::Format(GLenum internalFormat) : Format(GetSizedInternalFormatInfo(internalFormat)) |
| { |
| } |
| |
| Format::Format(const InternalFormat &internalFormat) : info(&internalFormat) |
| { |
| } |
| |
| Format::Format(GLenum internalFormat, GLenum type) |
| : info(&GetInternalFormatInfo(internalFormat, type)) |
| { |
| } |
| |
| Format::Format(const Format &other) = default; |
| Format &Format::operator=(const Format &other) = default; |
| |
| bool Format::valid() const |
| { |
| return info->internalFormat != GL_NONE; |
| } |
| |
| // static |
| bool Format::SameSized(const Format &a, const Format &b) |
| { |
| return a.info->sizedInternalFormat == b.info->sizedInternalFormat; |
| } |
| |
| // static |
| Format Format::Invalid() |
| { |
| static Format invalid(GL_NONE, GL_NONE); |
| return invalid; |
| } |
| |
| std::ostream &operator<<(std::ostream &os, const Format &fmt) |
| { |
| // TODO(ynovikov): return string representation when available |
| return FmtHexShort(os, fmt.info->sizedInternalFormat); |
| } |
| |
| bool InternalFormat::operator==(const InternalFormat &other) const |
| { |
| // We assume all internal formats are unique if they have the same internal format and type |
| return internalFormat == other.internalFormat && type == other.type; |
| } |
| |
| bool InternalFormat::operator!=(const InternalFormat &other) const |
| { |
| return !(*this == other); |
| } |
| |
| void InsertFormatInfo(InternalFormatInfoMap *map, const InternalFormat &formatInfo) |
| { |
| ASSERT(!formatInfo.sized || (*map).count(formatInfo.internalFormat) == 0); |
| ASSERT((*map)[formatInfo.internalFormat].count(formatInfo.type) == 0); |
| (*map)[formatInfo.internalFormat][formatInfo.type] = formatInfo; |
| } |
| |
| void AddRGBAFormat(InternalFormatInfoMap *map, |
| GLenum internalFormat, |
| bool sized, |
| GLuint red, |
| GLuint green, |
| GLuint blue, |
| GLuint alpha, |
| GLuint shared, |
| GLenum format, |
| GLenum type, |
| GLenum componentType, |
| bool srgb, |
| InternalFormat::SupportCheckFunction textureSupport, |
| InternalFormat::SupportCheckFunction renderSupport, |
| InternalFormat::SupportCheckFunction filterSupport) |
| { |
| InternalFormat formatInfo; |
| formatInfo.internalFormat = internalFormat; |
| formatInfo.sized = sized; |
| formatInfo.sizedInternalFormat = |
| sized ? internalFormat : GetSizedFormatInternal(internalFormat, type); |
| formatInfo.redBits = red; |
| formatInfo.greenBits = green; |
| formatInfo.blueBits = blue; |
| formatInfo.alphaBits = alpha; |
| formatInfo.sharedBits = shared; |
| formatInfo.pixelBytes = (red + green + blue + alpha + shared) / 8; |
| formatInfo.componentCount = |
| ((red > 0) ? 1 : 0) + ((green > 0) ? 1 : 0) + ((blue > 0) ? 1 : 0) + ((alpha > 0) ? 1 : 0); |
| formatInfo.format = format; |
| formatInfo.type = type; |
| formatInfo.componentType = componentType; |
| formatInfo.colorEncoding = (srgb ? GL_SRGB : GL_LINEAR); |
| formatInfo.textureSupport = textureSupport; |
| formatInfo.renderSupport = renderSupport; |
| formatInfo.filterSupport = filterSupport; |
| |
| InsertFormatInfo(map, formatInfo); |
| } |
| |
| static void AddLUMAFormat(InternalFormatInfoMap *map, |
| GLenum internalFormat, |
| bool sized, |
| GLuint luminance, |
| GLuint alpha, |
| GLenum format, |
| GLenum type, |
| GLenum componentType, |
| InternalFormat::SupportCheckFunction textureSupport, |
| InternalFormat::SupportCheckFunction renderSupport, |
| InternalFormat::SupportCheckFunction filterSupport) |
| { |
| InternalFormat formatInfo; |
| formatInfo.internalFormat = internalFormat; |
| formatInfo.sized = sized; |
| formatInfo.sizedInternalFormat = |
| sized ? internalFormat : GetSizedFormatInternal(internalFormat, type); |
| formatInfo.luminanceBits = luminance; |
| formatInfo.alphaBits = alpha; |
| formatInfo.pixelBytes = (luminance + alpha) / 8; |
| formatInfo.componentCount = ((luminance > 0) ? 1 : 0) + ((alpha > 0) ? 1 : 0); |
| formatInfo.format = format; |
| formatInfo.type = type; |
| formatInfo.componentType = componentType; |
| formatInfo.colorEncoding = GL_LINEAR; |
| formatInfo.textureSupport = textureSupport; |
| formatInfo.renderSupport = renderSupport; |
| formatInfo.filterSupport = filterSupport; |
| |
| InsertFormatInfo(map, formatInfo); |
| } |
| |
| void AddDepthStencilFormat(InternalFormatInfoMap *map, |
| GLenum internalFormat, |
| bool sized, |
| GLuint depthBits, |
| GLuint stencilBits, |
| GLuint unusedBits, |
| GLenum format, |
| GLenum type, |
| GLenum componentType, |
| InternalFormat::SupportCheckFunction textureSupport, |
| InternalFormat::SupportCheckFunction renderSupport, |
| InternalFormat::SupportCheckFunction filterSupport) |
| { |
| InternalFormat formatInfo; |
| formatInfo.internalFormat = internalFormat; |
| formatInfo.sized = sized; |
| formatInfo.sizedInternalFormat = |
| sized ? internalFormat : GetSizedFormatInternal(internalFormat, type); |
| formatInfo.depthBits = depthBits; |
| formatInfo.stencilBits = stencilBits; |
| formatInfo.pixelBytes = (depthBits + stencilBits + unusedBits) / 8; |
| formatInfo.componentCount = ((depthBits > 0) ? 1 : 0) + ((stencilBits > 0) ? 1 : 0); |
| formatInfo.format = format; |
| formatInfo.type = type; |
| formatInfo.componentType = componentType; |
| formatInfo.colorEncoding = GL_LINEAR; |
| formatInfo.textureSupport = textureSupport; |
| formatInfo.renderSupport = renderSupport; |
| formatInfo.filterSupport = filterSupport; |
| |
| InsertFormatInfo(map, formatInfo); |
| } |
| |
| void AddCompressedFormat(InternalFormatInfoMap *map, |
| GLenum internalFormat, |
| GLuint compressedBlockWidth, |
| GLuint compressedBlockHeight, |
| GLuint compressedBlockSize, |
| GLuint componentCount, |
| GLenum format, |
| GLenum type, |
| bool srgb, |
| InternalFormat::SupportCheckFunction textureSupport, |
| InternalFormat::SupportCheckFunction renderSupport, |
| InternalFormat::SupportCheckFunction filterSupport) |
| { |
| InternalFormat formatInfo; |
| formatInfo.internalFormat = internalFormat; |
| formatInfo.sized = true; |
| formatInfo.sizedInternalFormat = internalFormat; |
| formatInfo.compressedBlockWidth = compressedBlockWidth; |
| formatInfo.compressedBlockHeight = compressedBlockHeight; |
| formatInfo.pixelBytes = compressedBlockSize / 8; |
| formatInfo.componentCount = componentCount; |
| formatInfo.format = format; |
| formatInfo.type = type; |
| formatInfo.componentType = GL_UNSIGNED_NORMALIZED; |
| formatInfo.colorEncoding = (srgb ? GL_SRGB : GL_LINEAR); |
| formatInfo.compressed = true; |
| formatInfo.textureSupport = textureSupport; |
| formatInfo.renderSupport = renderSupport; |
| formatInfo.filterSupport = filterSupport; |
| |
| InsertFormatInfo(map, formatInfo); |
| } |
| |
| static InternalFormatInfoMap BuildInternalFormatInfoMap() |
| { |
| InternalFormatInfoMap map; |
| |
| // From ES 3.0.1 spec, table 3.12 |
| map[GL_NONE][GL_NONE] = InternalFormat(); |
| |
| // clang-format off |
| |
| // | Internal format |sized| R | G | B | A |S | Format | Type | Component type | SRGB | Texture supported | Renderable | Filterable | |
| AddRGBAFormat(&map, GL_R8, true, 8, 0, 0, 0, 0, GL_RED, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, 0, &Extensions::textureRG>, RequireESOrExt<3, 0, &Extensions::textureRG>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_R8_SNORM, true, 8, 0, 0, 0, 0, GL_RED, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3, 0>, NeverSupported, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RG8, true, 8, 8, 0, 0, 0, GL_RG, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, 0, &Extensions::textureRG>, RequireESOrExt<3, 0, &Extensions::textureRG>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RG8_SNORM, true, 8, 8, 0, 0, 0, GL_RG, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3, 0>, NeverSupported, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGB8, true, 8, 8, 8, 0, 0, GL_RGB, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, 0, &Extensions::rgb8rgba8>, RequireESOrExt<3, 0, &Extensions::rgb8rgba8>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGB8_SNORM, true, 8, 8, 8, 0, 0, GL_RGB, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3, 0>, NeverSupported, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGB565, true, 5, 6, 5, 0, 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, GL_UNSIGNED_NORMALIZED, false, RequireES<2, 0>, RequireES<2, 0>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGBA4, true, 4, 4, 4, 4, 0, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, GL_UNSIGNED_NORMALIZED, false, RequireES<2, 0>, RequireES<2, 0>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGB5_A1, true, 5, 5, 5, 1, 0, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1, GL_UNSIGNED_NORMALIZED, false, RequireES<2, 0>, RequireES<2, 0>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGBA8, true, 8, 8, 8, 8, 0, GL_RGBA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, 0, &Extensions::rgb8rgba8>, RequireESOrExt<3, 0, &Extensions::rgb8rgba8>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGBA8_SNORM, true, 8, 8, 8, 8, 0, GL_RGBA, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3, 0>, NeverSupported, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGB10_A2, true, 10, 10, 10, 2, 0, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV, GL_UNSIGNED_NORMALIZED, false, RequireES<3, 0>, RequireES<3, 0>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGB10_A2UI, true, 10, 10, 10, 2, 0, GL_RGBA_INTEGER, GL_UNSIGNED_INT_2_10_10_10_REV, GL_UNSIGNED_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_SRGB8, true, 8, 8, 8, 0, 0, GL_RGB, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, true, RequireESOrExt<3, 0, &Extensions::sRGB>, NeverSupported, AlwaysSupported); |
| AddRGBAFormat(&map, GL_SRGB8_ALPHA8, true, 8, 8, 8, 8, 0, GL_RGBA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, true, RequireESOrExt<3, 0, &Extensions::sRGB>, RequireESOrExt<3, 0, &Extensions::sRGB>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGB9_E5, true, 9, 9, 9, 0, 5, GL_RGB, GL_UNSIGNED_INT_5_9_9_9_REV, GL_FLOAT, false, RequireES<3, 0>, NeverSupported, AlwaysSupported); |
| AddRGBAFormat(&map, GL_R8I, true, 8, 0, 0, 0, 0, GL_RED_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_R8UI, true, 8, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_R16I, true, 16, 0, 0, 0, 0, GL_RED_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_R16UI, true, 16, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_R32I, true, 32, 0, 0, 0, 0, GL_RED_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_R32UI, true, 32, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_RG8I, true, 8, 8, 0, 0, 0, GL_RG_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_RG8UI, true, 8, 8, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_RG16I, true, 16, 16, 0, 0, 0, GL_RG_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_RG16UI, true, 16, 16, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_RG32I, true, 32, 32, 0, 0, 0, GL_RG_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_R11F_G11F_B10F, true, 11, 11, 10, 0, 0, GL_RGB, GL_UNSIGNED_INT_10F_11F_11F_REV, GL_FLOAT, false, RequireES<3, 0>, RequireExt<&Extensions::colorBufferFloat>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RG32UI, true, 32, 32, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB8I, true, 8, 8, 8, 0, 0, GL_RGB_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB8UI, true, 8, 8, 8, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB16I, true, 16, 16, 16, 0, 0, GL_RGB_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB16UI, true, 16, 16, 16, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB32I, true, 32, 32, 32, 0, 0, GL_RGB_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB32UI, true, 32, 32, 32, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA8I, true, 8, 8, 8, 8, 0, GL_RGBA_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA8UI, true, 8, 8, 8, 8, 0, GL_RGBA_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA16I, true, 16, 16, 16, 16, 0, GL_RGBA_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA16UI, true, 16, 16, 16, 16, 0, GL_RGBA_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA32I, true, 32, 32, 32, 32, 0, GL_RGBA_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA32UI, true, 32, 32, 32, 32, 0, GL_RGBA_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported); |
| |
| AddRGBAFormat(&map, GL_BGRA8_EXT, true, 8, 8, 8, 8, 0, GL_BGRA_EXT, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureFormatBGRA8888>, RequireExt<&Extensions::textureFormatBGRA8888>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_BGRA4_ANGLEX, true, 4, 4, 4, 4, 0, GL_BGRA_EXT, GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureFormatBGRA8888>, RequireExt<&Extensions::textureFormatBGRA8888>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_BGR5_A1_ANGLEX, true, 5, 5, 5, 1, 0, GL_BGRA_EXT, GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureFormatBGRA8888>, RequireExt<&Extensions::textureFormatBGRA8888>, AlwaysSupported); |
| |
| // Special format which is not really supported, so always false for all supports. |
| AddRGBAFormat(&map, GL_BGR565_ANGLEX, true, 5, 6, 5, 1, 0, GL_BGRA_EXT, GL_UNSIGNED_SHORT_5_6_5, GL_UNSIGNED_NORMALIZED, false, NeverSupported, NeverSupported, NeverSupported); |
| |
| // Floating point renderability and filtering is provided by OES_texture_float and OES_texture_half_float |
| // | Internal format |sized| D |S | Format | Type | Comp | SRGB | Texture supported | Renderable | Filterable | |
| // | | | | | | | type | | | | | |
| AddRGBAFormat(&map, GL_R16F, true, 16, 0, 0, 0, 0, GL_RED, GL_HALF_FLOAT, GL_FLOAT, false, HalfFloatRGSupport, HalfFloatRGRenderableSupport, RequireESOrExt<3, 0, &Extensions::textureHalfFloatLinear>); |
| AddRGBAFormat(&map, GL_RG16F, true, 16, 16, 0, 0, 0, GL_RG, GL_HALF_FLOAT, GL_FLOAT, false, HalfFloatRGSupport, HalfFloatRGRenderableSupport, RequireESOrExt<3, 0, &Extensions::textureHalfFloatLinear>); |
| AddRGBAFormat(&map, GL_RGB16F, true, 16, 16, 16, 0, 0, GL_RGB, GL_HALF_FLOAT, GL_FLOAT, false, HalfFloatSupport, HalfFloatRGBRenderableSupport, RequireESOrExt<3, 0, &Extensions::textureHalfFloatLinear>); |
| AddRGBAFormat(&map, GL_RGBA16F, true, 16, 16, 16, 16, 0, GL_RGBA, GL_HALF_FLOAT, GL_FLOAT, false, HalfFloatSupport, HalfFloatRGBARenderableSupport, RequireESOrExt<3, 0, &Extensions::textureHalfFloatLinear>); |
| AddRGBAFormat(&map, GL_R32F, true, 32, 0, 0, 0, 0, GL_RED, GL_FLOAT, GL_FLOAT, false, FloatRGSupport, FloatRGRenderableSupport, RequireExt<&Extensions::textureFloatLinear> ); |
| AddRGBAFormat(&map, GL_RG32F, true, 32, 32, 0, 0, 0, GL_RG, GL_FLOAT, GL_FLOAT, false, FloatRGSupport, FloatRGRenderableSupport, RequireExt<&Extensions::textureFloatLinear> ); |
| AddRGBAFormat(&map, GL_RGB32F, true, 32, 32, 32, 0, 0, GL_RGB, GL_FLOAT, GL_FLOAT, false, FloatSupport, FloatRGBRenderableSupport, RequireExt<&Extensions::textureFloatLinear> ); |
| AddRGBAFormat(&map, GL_RGBA32F, true, 32, 32, 32, 32, 0, GL_RGBA, GL_FLOAT, GL_FLOAT, false, FloatSupport, FloatRGBARenderableSupport, RequireExt<&Extensions::textureFloatLinear> ); |
| |
| // Depth stencil formats |
| // | Internal format |sized| D |S | X | Format | Type | Component type | Supported | Renderable | Filterable | |
| AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT16, true, 16, 0, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, RequireES<2, 0>, RequireES<2, 0>, RequireESOrExt<3, 0, &Extensions::depthTextures>); |
| AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT24, true, 24, 0, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, GL_UNSIGNED_NORMALIZED, RequireES<3, 0>, RequireES<3, 0>, RequireESOrExt<3, 0, &Extensions::depthTextures>); |
| AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT32F, true, 32, 0, 0, GL_DEPTH_COMPONENT, GL_FLOAT, GL_FLOAT, RequireES<3, 0>, RequireES<3, 0>, RequireESOrExt<3, 0, &Extensions::depthTextures>); |
| AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT32_OES, true, 32, 0, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, GL_UNSIGNED_NORMALIZED, RequireExtOrExt<&Extensions::depthTextures, &Extensions::depth32>, RequireExtOrExt<&Extensions::depthTextures, &Extensions::depth32>, AlwaysSupported ); |
| AddDepthStencilFormat(&map, GL_DEPTH24_STENCIL8, true, 24, 8, 0, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8, GL_UNSIGNED_NORMALIZED, RequireESOrExt<3, 0, &Extensions::depthTextures>, RequireESOrExtOrExt<3, 0, &Extensions::depthTextures, &Extensions::packedDepthStencil>, AlwaysSupported ); |
| AddDepthStencilFormat(&map, GL_DEPTH32F_STENCIL8, true, 32, 8, 24, GL_DEPTH_STENCIL, GL_FLOAT_32_UNSIGNED_INT_24_8_REV, GL_FLOAT, RequireES<3, 0>, RequireES<3, 0>, AlwaysSupported ); |
| // STENCIL_INDEX8 is special-cased, see around the bottom of the list. |
| |
| // Luminance alpha formats |
| // | Internal format |sized| L | A | Format | Type | Component type | Supported | Renderable | Filterable | |
| AddLUMAFormat(&map, GL_ALPHA8_EXT, true, 0, 8, GL_ALPHA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireExt<&Extensions::textureStorage>, NeverSupported, AlwaysSupported); |
| AddLUMAFormat(&map, GL_LUMINANCE8_EXT, true, 8, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireExt<&Extensions::textureStorage>, NeverSupported, AlwaysSupported); |
| AddLUMAFormat(&map, GL_LUMINANCE8_ALPHA8_EXT, true, 8, 8, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireExt<&Extensions::textureStorage>, NeverSupported, AlwaysSupported); |
| AddLUMAFormat(&map, GL_ALPHA16F_EXT, true, 0, 16, GL_ALPHA, GL_HALF_FLOAT_OES, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureHalfFloat>, NeverSupported, RequireESOrExt<3, 0, &Extensions::textureHalfFloatLinear>); |
| AddLUMAFormat(&map, GL_LUMINANCE16F_EXT, true, 16, 0, GL_LUMINANCE, GL_HALF_FLOAT_OES, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureHalfFloat>, NeverSupported, RequireESOrExt<3, 0, &Extensions::textureHalfFloatLinear>); |
| AddLUMAFormat(&map, GL_LUMINANCE_ALPHA16F_EXT, true, 16, 16, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT_OES, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureHalfFloat>, NeverSupported, RequireESOrExt<3, 0, &Extensions::textureHalfFloatLinear>); |
| AddLUMAFormat(&map, GL_ALPHA32F_EXT, true, 0, 32, GL_ALPHA, GL_FLOAT, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureFloat>, NeverSupported, RequireExt<&Extensions::textureFloatLinear>); |
| AddLUMAFormat(&map, GL_LUMINANCE32F_EXT, true, 32, 0, GL_LUMINANCE, GL_FLOAT, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureFloat>, NeverSupported, RequireExt<&Extensions::textureFloatLinear>); |
| AddLUMAFormat(&map, GL_LUMINANCE_ALPHA32F_EXT, true, 32, 32, GL_LUMINANCE_ALPHA, GL_FLOAT, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureFloat>, NeverSupported, RequireExt<&Extensions::textureFloatLinear>); |
| |
| // Compressed formats, From ES 3.0.1 spec, table 3.16 |
| // | Internal format |W |H | BS |CC| Format | Type | SRGB | Supported | Renderable | Filterable | |
| AddCompressedFormat(&map, GL_COMPRESSED_R11_EAC, 4, 4, 64, 1, GL_RED, GL_UNSIGNED_BYTE, false, RequireES<3, 0>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SIGNED_R11_EAC, 4, 4, 64, 1, GL_RED, GL_UNSIGNED_BYTE, false, RequireES<3, 0>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RG11_EAC, 4, 4, 128, 2, GL_RG, GL_UNSIGNED_BYTE, false, RequireES<3, 0>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SIGNED_RG11_EAC, 4, 4, 128, 2, GL_RG, GL_UNSIGNED_BYTE, false, RequireES<3, 0>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGB8_ETC2, 4, 4, 64, 3, GL_RGB, GL_UNSIGNED_BYTE, false, RequireES<3, 0>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ETC2, 4, 4, 64, 3, GL_RGB, GL_UNSIGNED_BYTE, true, RequireES<3, 0>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2, 4, 4, 64, 3, GL_RGB, GL_UNSIGNED_BYTE, false, RequireES<3, 0>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2, 4, 4, 64, 3, GL_RGB, GL_UNSIGNED_BYTE, true, RequireES<3, 0>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA8_ETC2_EAC, 4, 4, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireES<3, 0>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, 4, 4, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireES<3, 0>, NeverSupported, AlwaysSupported); |
| |
| // From GL_EXT_texture_compression_dxt1 |
| // | Internal format |W |H | BS |CC| Format | Type | SRGB | Supported | Renderable | Filterable | |
| AddCompressedFormat(&map, GL_COMPRESSED_RGB_S3TC_DXT1_EXT, 4, 4, 64, 3, GL_RGB, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::textureCompressionDXT1>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, 4, 4, 64, 4, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::textureCompressionDXT1>, NeverSupported, AlwaysSupported); |
| |
| // From GL_ANGLE_texture_compression_dxt3 |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, 4, 4, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::textureCompressionDXT5>, NeverSupported, AlwaysSupported); |
| |
| // From GL_ANGLE_texture_compression_dxt5 |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, 4, 4, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::textureCompressionDXT5>, NeverSupported, AlwaysSupported); |
| |
| // From GL_OES_compressed_ETC1_RGB8_texture |
| AddCompressedFormat(&map, GL_ETC1_RGB8_OES, 4, 4, 64, 3, GL_RGB, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::compressedETC1RGB8Texture>, NeverSupported, AlwaysSupported); |
| |
| // From GL_EXT_texture_compression_s3tc_srgb |
| // | Internal format |W |H | BS |CC| Format | Type | SRGB | Supported | Renderable | Filterable | |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB_S3TC_DXT1_EXT, 4, 4, 64, 3, GL_RGB, GL_UNSIGNED_BYTE, true, RequireExt<&Extensions::textureCompressionS3TCsRGB>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT, 4, 4, 64, 4, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireExt<&Extensions::textureCompressionS3TCsRGB>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT, 4, 4, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireExt<&Extensions::textureCompressionS3TCsRGB>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT, 4, 4, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireExt<&Extensions::textureCompressionS3TCsRGB>, NeverSupported, AlwaysSupported); |
| |
| // From KHR_texture_compression_astc_hdr |
| // | Internal format | W | H | BS |CC| Format | Type | SRGB | Supported | Renderable | Filterable | |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_4x4_KHR, 4, 4, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_5x4_KHR, 5, 4, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_5x5_KHR, 5, 5, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_6x5_KHR, 6, 5, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_6x6_KHR, 6, 6, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_8x5_KHR, 8, 5, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_8x6_KHR, 8, 6, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_8x8_KHR, 8, 8, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_10x5_KHR, 10, 5, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_10x6_KHR, 10, 6, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_10x8_KHR, 10, 8, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_10x10_KHR, 10, 10, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_12x10_KHR, 12, 10, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_12x12_KHR, 12, 12, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR, 4, 4, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR, 5, 4, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR, 5, 5, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR, 6, 5, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR, 6, 6, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR, 8, 5, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR, 8, 6, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR, 8, 8, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR, 10, 5, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR, 10, 6, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR, 10, 8, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR, 10, 10, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR, 12, 10, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR, 12, 12, 128, 4, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireExtOrExt<&Extensions::textureCompressionASTCHDR, &Extensions::textureCompressionASTCLDR>, NeverSupported, AlwaysSupported); |
| |
| // For STENCIL_INDEX8 we chose a normalized component type for the following reasons: |
| // - Multisampled buffer are disallowed for non-normalized integer component types and we want to support it for STENCIL_INDEX8 |
| // - All other stencil formats (all depth-stencil) are either float or normalized |
| // - It affects only validation of internalformat in RenderbufferStorageMultisample. |
| // | Internal format |sized|D |S |X | Format | Type | Component type | Supported | Renderable | Filterable | |
| AddDepthStencilFormat(&map, GL_STENCIL_INDEX8, true, 0, 8, 0, GL_STENCIL, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireES<2, 0>, RequireES<2, 0>, NeverSupported); |
| |
| // From GL_ANGLE_lossy_etc_decode |
| // | Internal format |W |H |BS |CC| Format | Type | SRGB | Supported | Renderable | Filterable | |
| AddCompressedFormat(&map, GL_ETC1_RGB8_LOSSY_DECODE_ANGLE, 4, 4, 64, 3, GL_RGB, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::lossyETCDecode>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGB8_LOSSY_DECODE_ETC2_ANGLE, 4, 4, 64, 3, GL_RGB, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::lossyETCDecode>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_LOSSY_DECODE_ETC2_ANGLE, 4, 4, 64, 3, GL_RGB, GL_UNSIGNED_BYTE, true, RequireExt<&Extensions::lossyETCDecode>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_LOSSY_DECODE_ETC2_ANGLE, 4, 4, 64, 3, GL_RGBA, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::lossyETCDecode>, NeverSupported, AlwaysSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_LOSSY_DECODE_ETC2_ANGLE, 4, 4, 64, 3, GL_RGBA, GL_UNSIGNED_BYTE, true, RequireExt<&Extensions::lossyETCDecode>, NeverSupported, AlwaysSupported); |
| |
| // From GL_EXT_texture_norm16 |
| // | Internal format |sized| R | G | B | A |S | Format | Type | Component type | SRGB | Texture supported | Renderable | Filterable | |
| AddRGBAFormat(&map, GL_R16_EXT, true, 16, 0, 0, 0, 0, GL_RED, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, RequireExt<&Extensions::textureNorm16>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_R16_SNORM_EXT, true, 16, 0, 0, 0, 0, GL_RED, GL_SHORT, GL_SIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, NeverSupported, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RG16_EXT, true, 16, 16, 0, 0, 0, GL_RG, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, RequireExt<&Extensions::textureNorm16>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RG16_SNORM_EXT, true, 16, 16, 0, 0, 0, GL_RG, GL_SHORT, GL_SIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, NeverSupported, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGB16_EXT, true, 16, 16, 16, 0, 0, GL_RGB, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, NeverSupported, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGB16_SNORM_EXT, true, 16, 16, 16, 0, 0, GL_RGB, GL_SHORT, GL_SIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, NeverSupported, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGBA16_EXT, true, 16, 16, 16, 16, 0, GL_RGBA, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, RequireExt<&Extensions::textureNorm16>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGBA16_SNORM_EXT, true, 16, 16, 16, 16, 0, GL_RGBA, GL_SHORT, GL_SIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, NeverSupported, AlwaysSupported); |
| |
| // Unsized formats |
| // | Internal format |sized | R | G | B | A |S | Format | Type | Component type | SRGB | Texture supported | Renderable | Filterable | |
| AddRGBAFormat(&map, GL_RED, false, 8, 0, 0, 0, 0, GL_RED, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, 0, &Extensions::textureRG>, NeverSupported, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RG, false, 8, 8, 0, 0, 0, GL_RG, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, 0, &Extensions::textureRG>, NeverSupported, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGB, false, 8, 8, 8, 0, 0, GL_RGB, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, 0, &Extensions::rgb8rgba8>, RequireESOrExt<3, 0, &Extensions::rgb8rgba8>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGB, false, 5, 6, 5, 0, 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, GL_UNSIGNED_NORMALIZED, false, RequireES<2, 0>, RequireES<2, 0>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGBA, false, 4, 4, 4, 4, 0, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, GL_UNSIGNED_NORMALIZED, false, RequireES<2, 0>, RequireES<2, 0>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGBA, false, 5, 5, 5, 1, 0, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1, GL_UNSIGNED_NORMALIZED, false, RequireES<2, 0>, RequireES<2, 0>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGBA, false, 8, 8, 8, 8, 0, GL_RGBA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireES<2, 0>, RequireES<2, 0>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_RGBA, false, 10, 10, 10, 2, 0, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV, GL_UNSIGNED_NORMALIZED, false, RequireES<2, 0>, RequireES<2, 0>, AlwaysSupported); |
| AddRGBAFormat(&map, GL_SRGB, false, 8, 8, 8, 0, 0, GL_RGB, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, true, RequireExt<&Extensions::sRGB>, NeverSupported, AlwaysSupported); |
| AddRGBAFormat(&map, GL_SRGB_ALPHA_EXT, false, 8, 8, 8, 8, 0, GL_RGBA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, true, RequireExt<&Extensions::sRGB>, RequireExt<&Extensions::sRGB>, AlwaysSupported); |
| |
| AddRGBAFormat(&map, GL_BGRA_EXT, false, 8, 8, 8, 8, 0, GL_BGRA_EXT, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureFormatBGRA8888>, RequireExt<&Extensions::textureFormatBGRA8888>, AlwaysSupported); |
| |
| // Unsized integer formats |
| // |Internal format |sized | R | G | B | A |S | Format | Type | Component type | SRGB | Texture | Renderable | Filterable | |
| AddRGBAFormat(&map, GL_RED_INTEGER, false, 8, 0, 0, 0, 0, GL_RED_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RED_INTEGER, false, 8, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RED_INTEGER, false, 16, 0, 0, 0, 0, GL_RED_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RED_INTEGER, false, 16, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RED_INTEGER, false, 32, 0, 0, 0, 0, GL_RED_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RED_INTEGER, false, 32, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RG_INTEGER, false, 8, 8, 0, 0, 0, GL_RG_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RG_INTEGER, false, 8, 8, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RG_INTEGER, false, 16, 16, 0, 0, 0, GL_RG_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RG_INTEGER, false, 16, 16, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RG_INTEGER, false, 32, 32, 0, 0, 0, GL_RG_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RG_INTEGER, false, 32, 32, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB_INTEGER, false, 8, 8, 8, 0, 0, GL_RGB_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB_INTEGER, false, 8, 8, 8, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB_INTEGER, false, 16, 16, 16, 0, 0, GL_RGB_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB_INTEGER, false, 16, 16, 16, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB_INTEGER, false, 32, 32, 32, 0, 0, GL_RGB_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB_INTEGER, false, 32, 32, 32, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 8, 8, 8, 8, 0, GL_RGBA_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 8, 8, 8, 8, 0, GL_RGBA_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 16, 16, 16, 16, 0, GL_RGBA_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 16, 16, 16, 16, 0, GL_RGBA_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 32, 32, 32, 32, 0, GL_RGBA_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 32, 32, 32, 32, 0, GL_RGBA_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 10, 10, 10, 2, 0, GL_RGBA_INTEGER, GL_UNSIGNED_INT_2_10_10_10_REV, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported); |
| |
| // Unsized floating point formats |
| // |Internal format |sized | R | G | B | A |S | Format | Type | Comp | SRGB | Texture supported | Renderable | Filterable | |
| AddRGBAFormat(&map, GL_RED, false, 16, 0, 0, 0, 0, GL_RED, GL_HALF_FLOAT, GL_FLOAT, false, NeverSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_RG, false, 16, 16, 0, 0, 0, GL_RG, GL_HALF_FLOAT, GL_FLOAT, false, NeverSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_RGB, false, 16, 16, 16, 0, 0, GL_RGB, GL_HALF_FLOAT, GL_FLOAT, false, NeverSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_RGBA, false, 16, 16, 16, 16, 0, GL_RGBA, GL_HALF_FLOAT, GL_FLOAT, false, NeverSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_RED, false, 16, 0, 0, 0, 0, GL_RED, GL_HALF_FLOAT_OES, GL_FLOAT, false, UnsizedHalfFloatOESRGSupport, UnsizedHalfFloatOESRGRenderableSupport, RequireESOrExt<3, 0, &Extensions::textureHalfFloatLinear>); |
| AddRGBAFormat(&map, GL_RG, false, 16, 16, 0, 0, 0, GL_RG, GL_HALF_FLOAT_OES, GL_FLOAT, false, UnsizedHalfFloatOESRGSupport, UnsizedHalfFloatOESRGRenderableSupport, RequireESOrExt<3, 0, &Extensions::textureHalfFloatLinear>); |
| AddRGBAFormat(&map, GL_RGB, false, 16, 16, 16, 0, 0, GL_RGB, GL_HALF_FLOAT_OES, GL_FLOAT, false, UnsizedHalfFloatOESSupport, UnsizedHalfFloatOESRenderableSupport, RequireESOrExt<3, 0, &Extensions::textureHalfFloatLinear>); |
| AddRGBAFormat(&map, GL_RGBA, false, 16, 16, 16, 16, 0, GL_RGBA, GL_HALF_FLOAT_OES, GL_FLOAT, false, UnsizedHalfFloatOESSupport, UnsizedHalfFloatOESRenderableSupport, RequireESOrExt<3, 0, &Extensions::textureHalfFloatLinear>); |
| AddRGBAFormat(&map, GL_RED, false, 32, 0, 0, 0, 0, GL_RED, GL_FLOAT, GL_FLOAT, false, UnsizedFloatRGSupport, UnsizedFloatRGRenderableSupport, RequireExt<&Extensions::textureFloatLinear> ); |
| AddRGBAFormat(&map, GL_RG, false, 32, 32, 0, 0, 0, GL_RG, GL_FLOAT, GL_FLOAT, false, UnsizedFloatRGSupport, UnsizedFloatRGRenderableSupport, RequireExt<&Extensions::textureFloatLinear> ); |
| AddRGBAFormat(&map, GL_RGB, false, 32, 32, 32, 0, 0, GL_RGB, GL_FLOAT, GL_FLOAT, false, UnsizedFloatSupport, UnsizedFloatRGBRenderableSupport, RequireExt<&Extensions::textureFloatLinear> ); |
| AddRGBAFormat(&map, GL_RGBA, false, 32, 32, 32, 32, 0, GL_RGBA, GL_FLOAT, GL_FLOAT, false, UnsizedFloatSupport, UnsizedFloatRGBARenderableSupport, RequireExt<&Extensions::textureFloatLinear> ); |
| |
| // Unsized luminance alpha formats |
| // | Internal format |sized | L | A | Format | Type | Component type | Supported | Renderable | Filterable | |
| AddLUMAFormat(&map, GL_ALPHA, false, 0, 8, GL_ALPHA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireES<2, 0>, NeverSupported, AlwaysSupported ); |
| AddLUMAFormat(&map, GL_LUMINANCE, false, 8, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireES<2, 0>, NeverSupported, AlwaysSupported ); |
| AddLUMAFormat(&map, GL_LUMINANCE_ALPHA, false, 8, 8, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireES<2, 0>, NeverSupported, AlwaysSupported ); |
| AddLUMAFormat(&map, GL_ALPHA, false, 0, 16, GL_ALPHA, GL_HALF_FLOAT_OES, GL_FLOAT, RequireExt<&Extensions::textureHalfFloat>, NeverSupported, RequireExt<&Extensions::textureHalfFloatLinear>); |
| AddLUMAFormat(&map, GL_LUMINANCE, false, 16, 0, GL_LUMINANCE, GL_HALF_FLOAT_OES, GL_FLOAT, RequireExt<&Extensions::textureHalfFloat>, NeverSupported, RequireExt<&Extensions::textureHalfFloatLinear>); |
| AddLUMAFormat(&map, GL_LUMINANCE_ALPHA ,false, 16, 16, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT_OES, GL_FLOAT, RequireExt<&Extensions::textureHalfFloat>, NeverSupported, RequireExt<&Extensions::textureHalfFloatLinear>); |
| AddLUMAFormat(&map, GL_ALPHA, false, 0, 32, GL_ALPHA, GL_FLOAT, GL_FLOAT, RequireExt<&Extensions::textureFloat>, NeverSupported, RequireExt<&Extensions::textureFloatLinear> ); |
| AddLUMAFormat(&map, GL_LUMINANCE, false, 32, 0, GL_LUMINANCE, GL_FLOAT, GL_FLOAT, RequireExt<&Extensions::textureFloat>, NeverSupported, RequireExt<&Extensions::textureFloatLinear> ); |
| AddLUMAFormat(&map, GL_LUMINANCE_ALPHA, false, 32, 32, GL_LUMINANCE_ALPHA, GL_FLOAT, GL_FLOAT, RequireExt<&Extensions::textureFloat>, NeverSupported, RequireExt<&Extensions::textureFloatLinear> ); |
| |
| // Unsized depth stencil formats |
| // | Internal format |sized | D |S | X | Format | Type | Component type | Supported | Renderable | Filterable | |
| AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT, false, 16, 0, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, RequireES<2, 0>, RequireES<2, 0>, AlwaysSupported); |
| AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT, false, 24, 0, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, GL_UNSIGNED_NORMALIZED, RequireES<2, 0>, RequireES<2, 0>, AlwaysSupported); |
| AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT, false, 32, 0, 0, GL_DEPTH_COMPONENT, GL_FLOAT, GL_FLOAT, RequireES<2, 0>, RequireES<2, 0>, AlwaysSupported); |
| AddDepthStencilFormat(&map, GL_DEPTH_STENCIL, false, 24, 8, 0, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8, GL_UNSIGNED_NORMALIZED, RequireESOrExt<3, 0, &Extensions::packedDepthStencil>, RequireESOrExt<3, 0, &Extensions::packedDepthStencil>, AlwaysSupported); |
| AddDepthStencilFormat(&map, GL_DEPTH_STENCIL, false, 32, 8, 24, GL_DEPTH_STENCIL, GL_FLOAT_32_UNSIGNED_INT_24_8_REV, GL_FLOAT, RequireESOrExt<3, 0, &Extensions::packedDepthStencil>, RequireESOrExt<3, 0, &Extensions::packedDepthStencil>, AlwaysSupported); |
| AddDepthStencilFormat(&map, GL_STENCIL, false, 0, 8, 0, GL_STENCIL, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireES<2, 0>, RequireES<2, 0>, NeverSupported); |
| // clang-format on |
| |
| return map; |
| } |
| |
| static const InternalFormatInfoMap &GetInternalFormatMap() |
| { |
| static const InternalFormatInfoMap formatMap = BuildInternalFormatInfoMap(); |
| return formatMap; |
| } |
| |
| static FormatSet BuildAllSizedInternalFormatSet() |
| { |
| FormatSet result; |
| |
| for (const auto &internalFormat : GetInternalFormatMap()) |
| { |
| for (const auto &type : internalFormat.second) |
| { |
| if (type.second.sized) |
| { |
| // TODO(jmadill): Fix this hack. |
| if (internalFormat.first == GL_BGR565_ANGLEX) |
| continue; |
| |
| result.insert(internalFormat.first); |
| } |
| } |
| } |
| |
| return result; |
| } |
| |
| const Type &GetTypeInfo(GLenum type) |
| { |
| switch (type) |
| { |
| case GL_UNSIGNED_BYTE: |
| case GL_BYTE: |
| { |
| static const Type info = GenTypeInfo(1, false); |
| return info; |
| } |
| case GL_UNSIGNED_SHORT: |
| case GL_SHORT: |
| case GL_HALF_FLOAT: |
| case GL_HALF_FLOAT_OES: |
| { |
| static const Type info = GenTypeInfo(2, false); |
| return info; |
| } |
| case GL_UNSIGNED_INT: |
| case GL_INT: |
| case GL_FLOAT: |
| { |
| static const Type info = GenTypeInfo(4, false); |
| return info; |
| } |
| case GL_UNSIGNED_SHORT_5_6_5: |
| case GL_UNSIGNED_SHORT_4_4_4_4: |
| case GL_UNSIGNED_SHORT_5_5_5_1: |
| case GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT: |
| case GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT: |
| { |
| static const Type info = GenTypeInfo(2, true); |
| return info; |
| } |
| case GL_UNSIGNED_INT_2_10_10_10_REV: |
| case GL_UNSIGNED_INT_24_8: |
| case GL_UNSIGNED_INT_10F_11F_11F_REV: |
| case GL_UNSIGNED_INT_5_9_9_9_REV: |
| { |
| ASSERT(GL_UNSIGNED_INT_24_8_OES == GL_UNSIGNED_INT_24_8); |
| static const Type info = GenTypeInfo(4, true); |
| return info; |
| } |
| case GL_FLOAT_32_UNSIGNED_INT_24_8_REV: |
| { |
| static const Type info = GenTypeInfo(8, true); |
| return info; |
| } |
| default: |
| { |
| static const Type defaultInfo; |
| return defaultInfo; |
| } |
| } |
| } |
| |
| const InternalFormat &GetSizedInternalFormatInfo(GLenum internalFormat) |
| { |
| static const InternalFormat defaultInternalFormat; |
| const InternalFormatInfoMap &formatMap = GetInternalFormatMap(); |
| auto iter = formatMap.find(internalFormat); |
| |
| // Sized internal formats only have one type per entry |
| if (iter == formatMap.end() || iter->second.size() != 1) |
| { |
| return defaultInternalFormat; |
| } |
| |
| const InternalFormat &internalFormatInfo = iter->second.begin()->second; |
| if (!internalFormatInfo.sized) |
| { |
| return defaultInternalFormat; |
| } |
| |
| return internalFormatInfo; |
| } |
| |
| const InternalFormat &GetInternalFormatInfo(GLenum internalFormat, GLenum type) |
| { |
| static const InternalFormat defaultInternalFormat; |
| const InternalFormatInfoMap &formatMap = GetInternalFormatMap(); |
| |
| auto internalFormatIter = formatMap.find(internalFormat); |
| if (internalFormatIter == formatMap.end()) |
| { |
| return defaultInternalFormat; |
| } |
| |
| // If the internal format is sized, simply return it without the type check. |
| if (internalFormatIter->second.size() == 1 && internalFormatIter->second.begin()->second.sized) |
| { |
| return internalFormatIter->second.begin()->second; |
| } |
| |
| auto typeIter = internalFormatIter->second.find(type); |
| if (typeIter == internalFormatIter->second.end()) |
| { |
| return defaultInternalFormat; |
| } |
| |
| return typeIter->second; |
| } |
| |
| GLuint InternalFormat::computePixelBytes(GLenum formatType) const |
| { |
| const auto &typeInfo = GetTypeInfo(formatType); |
| GLuint components = typeInfo.specialInterpretation ? 1u : componentCount; |
| return components * typeInfo.bytes; |
| } |
| |
| ErrorOrResult<GLuint> InternalFormat::computeRowPitch(GLenum formatType, |
| GLsizei width, |
| GLint alignment, |
| GLint rowLength) const |
| { |
| // Compressed images do not use pack/unpack parameters. |
| if (compressed) |
| { |
| ASSERT(rowLength == 0); |
| return computeCompressedImageSize(formatType, Extents(width, 1, 1)); |
| } |
| |
| CheckedNumeric<GLuint> checkedWidth(rowLength > 0 ? rowLength : width); |
| CheckedNumeric<GLuint> checkedRowBytes = checkedWidth * computePixelBytes(formatType); |
| |
| ASSERT(alignment > 0 && isPow2(alignment)); |
| CheckedNumeric<GLuint> checkedAlignment(alignment); |
| auto aligned = rx::roundUp(checkedRowBytes, checkedAlignment); |
| ANGLE_TRY_CHECKED_MATH(aligned); |
| return aligned.ValueOrDie(); |
| } |
| |
| ErrorOrResult<GLuint> InternalFormat::computeDepthPitch(GLsizei height, |
| GLint imageHeight, |
| GLuint rowPitch) const |
| { |
| GLuint rows = |
| (imageHeight > 0 ? static_cast<GLuint>(imageHeight) : static_cast<GLuint>(height)); |
| CheckedNumeric<GLuint> checkedRowPitch(rowPitch); |
| |
| auto depthPitch = checkedRowPitch * rows; |
| ANGLE_TRY_CHECKED_MATH(depthPitch); |
| return depthPitch.ValueOrDie(); |
| } |
| |
| ErrorOrResult<GLuint> InternalFormat::computeDepthPitch(GLenum formatType, |
| GLsizei width, |
| GLsizei height, |
| GLint alignment, |
| GLint rowLength, |
| GLint imageHeight) const |
| { |
| GLuint rowPitch = 0; |
| ANGLE_TRY_RESULT(computeRowPitch(formatType, width, alignment, rowLength), rowPitch); |
| return computeDepthPitch(height, imageHeight, rowPitch); |
| } |
| |
| ErrorOrResult<GLuint> InternalFormat::computeCompressedImageSize(GLenum formatType, |
| const Extents &size) const |
| { |
| CheckedNumeric<GLuint> checkedWidth(size.width); |
| CheckedNumeric<GLuint> checkedHeight(size.height); |
| CheckedNumeric<GLuint> checkedDepth(size.depth); |
| CheckedNumeric<GLuint> checkedBlockWidth(compressedBlockWidth); |
| CheckedNumeric<GLuint> checkedBlockHeight(compressedBlockHeight); |
| |
| ASSERT(compressed); |
| auto numBlocksWide = (checkedWidth + checkedBlockWidth - 1u) / checkedBlockWidth; |
| auto numBlocksHigh = (checkedHeight + checkedBlockHeight - 1u) / checkedBlockHeight; |
| auto bytes = numBlocksWide * numBlocksHigh * pixelBytes * checkedDepth; |
| ANGLE_TRY_CHECKED_MATH(bytes); |
| return bytes.ValueOrDie(); |
| } |
| |
| ErrorOrResult<GLuint> InternalFormat::computeSkipBytes(GLuint rowPitch, |
| GLuint depthPitch, |
| const PixelStoreStateBase &state, |
| bool is3D) const |
| { |
| CheckedNumeric<GLuint> checkedRowPitch(rowPitch); |
| CheckedNumeric<GLuint> checkedDepthPitch(depthPitch); |
| CheckedNumeric<GLuint> checkedSkipImages(static_cast<GLuint>(state.skipImages)); |
| CheckedNumeric<GLuint> checkedSkipRows(static_cast<GLuint>(state.skipRows)); |
| CheckedNumeric<GLuint> checkedSkipPixels(static_cast<GLuint>(state.skipPixels)); |
| CheckedNumeric<GLuint> checkedPixelBytes(pixelBytes); |
| auto checkedSkipImagesBytes = checkedSkipImages * checkedDepthPitch; |
| if (!is3D) |
| { |
| checkedSkipImagesBytes = 0; |
| } |
| auto skipBytes = checkedSkipImagesBytes + checkedSkipRows * checkedRowPitch + |
| checkedSkipPixels * checkedPixelBytes; |
| ANGLE_TRY_CHECKED_MATH(skipBytes); |
| return skipBytes.ValueOrDie(); |
| } |
| |
| ErrorOrResult<GLuint> InternalFormat::computePackUnpackEndByte( |
| GLenum formatType, |
| const Extents &size, |
| const PixelStoreStateBase &state, |
| bool is3D) const |
| { |
| GLuint rowPitch = 0; |
| ANGLE_TRY_RESULT(computeRowPitch(formatType, size.width, state.alignment, state.rowLength), |
| rowPitch); |
| |
| GLuint depthPitch = 0; |
| if (is3D) |
| { |
| ANGLE_TRY_RESULT(computeDepthPitch(size.height, state.imageHeight, rowPitch), depthPitch); |
| } |
| |
| CheckedNumeric<GLuint> checkedCopyBytes = 0; |
| if (compressed) |
| { |
| ANGLE_TRY_RESULT(computeCompressedImageSize(formatType, size), checkedCopyBytes); |
| } |
| else if (size.height != 0 && (!is3D || size.depth != 0)) |
| { |
| CheckedNumeric<GLuint> bytes = computePixelBytes(formatType); |
| checkedCopyBytes += size.width * bytes; |
| |
| CheckedNumeric<GLuint> heightMinusOne = size.height - 1; |
| checkedCopyBytes += heightMinusOne * rowPitch; |
| |
| if (is3D) |
| { |
| CheckedNumeric<GLuint> depthMinusOne = size.depth - 1; |
| checkedCopyBytes += depthMinusOne * depthPitch; |
| } |
| } |
| |
| CheckedNumeric<GLuint> checkedSkipBytes = 0; |
| ANGLE_TRY_RESULT(computeSkipBytes(rowPitch, depthPitch, state, is3D), checkedSkipBytes); |
| |
| CheckedNumeric<GLuint> endByte = checkedCopyBytes + checkedSkipBytes; |
| |
| ANGLE_TRY_CHECKED_MATH(endByte); |
| return endByte.ValueOrDie(); |
| } |
| |
| GLenum GetUnsizedFormat(GLenum internalFormat) |
| { |
| auto sizedFormatInfo = GetSizedInternalFormatInfo(internalFormat); |
| if (sizedFormatInfo.internalFormat != GL_NONE) |
| { |
| return sizedFormatInfo.format; |
| } |
| |
| return internalFormat; |
| } |
| |
| const FormatSet &GetAllSizedInternalFormats() |
| { |
| static FormatSet formatSet = BuildAllSizedInternalFormatSet(); |
| return formatSet; |
| } |
| |
| AttributeType GetAttributeType(GLenum enumValue) |
| { |
| switch (enumValue) |
| { |
| case GL_FLOAT: |
| return ATTRIBUTE_FLOAT; |
| case GL_FLOAT_VEC2: |
| return ATTRIBUTE_VEC2; |
| case GL_FLOAT_VEC3: |
| return ATTRIBUTE_VEC3; |
| case GL_FLOAT_VEC4: |
| return ATTRIBUTE_VEC4; |
| case GL_INT: |
| return ATTRIBUTE_INT; |
| case GL_INT_VEC2: |
| return ATTRIBUTE_IVEC2; |
| case GL_INT_VEC3: |
| return ATTRIBUTE_IVEC3; |
| case GL_INT_VEC4: |
| return ATTRIBUTE_IVEC4; |
| case GL_UNSIGNED_INT: |
| return ATTRIBUTE_UINT; |
| case GL_UNSIGNED_INT_VEC2: |
| return ATTRIBUTE_UVEC2; |
| case GL_UNSIGNED_INT_VEC3: |
| return ATTRIBUTE_UVEC3; |
| case GL_UNSIGNED_INT_VEC4: |
| return ATTRIBUTE_UVEC4; |
| case GL_FLOAT_MAT2: |
| return ATTRIBUTE_MAT2; |
| case GL_FLOAT_MAT3: |
| return ATTRIBUTE_MAT3; |
| case GL_FLOAT_MAT4: |
| return ATTRIBUTE_MAT4; |
| case GL_FLOAT_MAT2x3: |
| return ATTRIBUTE_MAT2x3; |
| case GL_FLOAT_MAT2x4: |
| return ATTRIBUTE_MAT2x4; |
| case GL_FLOAT_MAT3x2: |
| return ATTRIBUTE_MAT3x2; |
| case GL_FLOAT_MAT3x4: |
| return ATTRIBUTE_MAT3x4; |
| case GL_FLOAT_MAT4x2: |
| return ATTRIBUTE_MAT4x2; |
| case GL_FLOAT_MAT4x3: |
| return ATTRIBUTE_MAT4x3; |
| default: |
| UNREACHABLE(); |
| return ATTRIBUTE_FLOAT; |
| } |
| } |
| |
| VertexFormatType GetVertexFormatType(GLenum type, GLboolean normalized, GLuint components, bool pureInteger) |
| { |
| switch (type) |
| { |
| case GL_BYTE: |
| switch (components) |
| { |
| case 1: |
| if (pureInteger) |
| return VERTEX_FORMAT_SBYTE1_INT; |
| if (normalized) |
| return VERTEX_FORMAT_SBYTE1_NORM; |
| return VERTEX_FORMAT_SBYTE1; |
| case 2: |
| if (pureInteger) |
| return VERTEX_FORMAT_SBYTE2_INT; |
| if (normalized) |
| return VERTEX_FORMAT_SBYTE2_NORM; |
| return VERTEX_FORMAT_SBYTE2; |
| case 3: |
| if (pureInteger) |
| return VERTEX_FORMAT_SBYTE3_INT; |
| if (normalized) |
| return VERTEX_FORMAT_SBYTE3_NORM; |
| return VERTEX_FORMAT_SBYTE3; |
| case 4: |
| if (pureInteger) |
| return VERTEX_FORMAT_SBYTE4_INT; |
| if (normalized) |
| return VERTEX_FORMAT_SBYTE4_NORM; |
| return VERTEX_FORMAT_SBYTE4; |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| case GL_UNSIGNED_BYTE: |
| switch (components) |
| { |
| case 1: |
| if (pureInteger) |
| return VERTEX_FORMAT_UBYTE1_INT; |
| if (normalized) |
| return VERTEX_FORMAT_UBYTE1_NORM; |
| return VERTEX_FORMAT_UBYTE1; |
| case 2: |
| if (pureInteger) |
| return VERTEX_FORMAT_UBYTE2_INT; |
| if (normalized) |
| return VERTEX_FORMAT_UBYTE2_NORM; |
| return VERTEX_FORMAT_UBYTE2; |
| case 3: |
| if (pureInteger) |
| return VERTEX_FORMAT_UBYTE3_INT; |
| if (normalized) |
| return VERTEX_FORMAT_UBYTE3_NORM; |
| return VERTEX_FORMAT_UBYTE3; |
| case 4: |
| if (pureInteger) |
| return VERTEX_FORMAT_UBYTE4_INT; |
| if (normalized) |
| return VERTEX_FORMAT_UBYTE4_NORM; |
| return VERTEX_FORMAT_UBYTE4; |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| case GL_SHORT: |
| switch (components) |
| { |
| case 1: |
| if (pureInteger) |
| return VERTEX_FORMAT_SSHORT1_INT; |
| if (normalized) |
| return VERTEX_FORMAT_SSHORT1_NORM; |
| return VERTEX_FORMAT_SSHORT1; |
| case 2: |
| if (pureInteger) |
| return VERTEX_FORMAT_SSHORT2_INT; |
| if (normalized) |
| return VERTEX_FORMAT_SSHORT2_NORM; |
| return VERTEX_FORMAT_SSHORT2; |
| case 3: |
| if (pureInteger) |
| return VERTEX_FORMAT_SSHORT3_INT; |
| if (normalized) |
| return VERTEX_FORMAT_SSHORT3_NORM; |
| return VERTEX_FORMAT_SSHORT3; |
| case 4: |
| if (pureInteger) |
| return VERTEX_FORMAT_SSHORT4_INT; |
| if (normalized) |
| return VERTEX_FORMAT_SSHORT4_NORM; |
| return VERTEX_FORMAT_SSHORT4; |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| case GL_UNSIGNED_SHORT: |
| switch (components) |
| { |
| case 1: |
| if (pureInteger) |
| return VERTEX_FORMAT_USHORT1_INT; |
| if (normalized) |
| return VERTEX_FORMAT_USHORT1_NORM; |
| return VERTEX_FORMAT_USHORT1; |
| case 2: |
| if (pureInteger) |
| return VERTEX_FORMAT_USHORT2_INT; |
| if (normalized) |
| return VERTEX_FORMAT_USHORT2_NORM; |
| return VERTEX_FORMAT_USHORT2; |
| case 3: |
| if (pureInteger) |
| return VERTEX_FORMAT_USHORT3_INT; |
| if (normalized) |
| return VERTEX_FORMAT_USHORT3_NORM; |
| return VERTEX_FORMAT_USHORT3; |
| case 4: |
| if (pureInteger) |
| return VERTEX_FORMAT_USHORT4_INT; |
| if (normalized) |
| return VERTEX_FORMAT_USHORT4_NORM; |
| return VERTEX_FORMAT_USHORT4; |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| case GL_INT: |
| switch (components) |
| { |
| case 1: |
| if (pureInteger) |
| return VERTEX_FORMAT_SINT1_INT; |
| if (normalized) |
| return VERTEX_FORMAT_SINT1_NORM; |
| return VERTEX_FORMAT_SINT1; |
| case 2: |
| if (pureInteger) |
| return VERTEX_FORMAT_SINT2_INT; |
| if (normalized) |
| return VERTEX_FORMAT_SINT2_NORM; |
| return VERTEX_FORMAT_SINT2; |
| case 3: |
| if (pureInteger) |
| return VERTEX_FORMAT_SINT3_INT; |
| if (normalized) |
| return VERTEX_FORMAT_SINT3_NORM; |
| return VERTEX_FORMAT_SINT3; |
| case 4: |
| if (pureInteger) |
| return VERTEX_FORMAT_SINT4_INT; |
| if (normalized) |
| return VERTEX_FORMAT_SINT4_NORM; |
| return VERTEX_FORMAT_SINT4; |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| case GL_UNSIGNED_INT: |
| switch (components) |
| { |
| case 1: |
| if (pureInteger) |
| return VERTEX_FORMAT_UINT1_INT; |
| if (normalized) |
| return VERTEX_FORMAT_UINT1_NORM; |
| return VERTEX_FORMAT_UINT1; |
| case 2: |
| if (pureInteger) |
| return VERTEX_FORMAT_UINT2_INT; |
| if (normalized) |
| return VERTEX_FORMAT_UINT2_NORM; |
| return VERTEX_FORMAT_UINT2; |
| case 3: |
| if (pureInteger) |
| return VERTEX_FORMAT_UINT3_INT; |
| if (normalized) |
| return VERTEX_FORMAT_UINT3_NORM; |
| return VERTEX_FORMAT_UINT3; |
| case 4: |
| if (pureInteger) |
| return VERTEX_FORMAT_UINT4_INT; |
| if (normalized) |
| return VERTEX_FORMAT_UINT4_NORM; |
| return VERTEX_FORMAT_UINT4; |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| case GL_FLOAT: |
| switch (components) |
| { |
| case 1: |
| return VERTEX_FORMAT_FLOAT1; |
| case 2: |
| return VERTEX_FORMAT_FLOAT2; |
| case 3: |
| return VERTEX_FORMAT_FLOAT3; |
| case 4: |
| return VERTEX_FORMAT_FLOAT4; |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| case GL_HALF_FLOAT: |
| switch (components) |
| { |
| case 1: |
| return VERTEX_FORMAT_HALF1; |
| case 2: |
| return VERTEX_FORMAT_HALF2; |
| case 3: |
| return VERTEX_FORMAT_HALF3; |
| case 4: |
| return VERTEX_FORMAT_HALF4; |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| case GL_FIXED: |
| switch (components) |
| { |
| case 1: |
| return VERTEX_FORMAT_FIXED1; |
| case 2: |
| return VERTEX_FORMAT_FIXED2; |
| case 3: |
| return VERTEX_FORMAT_FIXED3; |
| case 4: |
| return VERTEX_FORMAT_FIXED4; |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| case GL_INT_2_10_10_10_REV: |
| if (pureInteger) |
| return VERTEX_FORMAT_SINT210_INT; |
| if (normalized) |
| return VERTEX_FORMAT_SINT210_NORM; |
| return VERTEX_FORMAT_SINT210; |
| case GL_UNSIGNED_INT_2_10_10_10_REV: |
| if (pureInteger) |
| return VERTEX_FORMAT_UINT210_INT; |
| if (normalized) |
| return VERTEX_FORMAT_UINT210_NORM; |
| return VERTEX_FORMAT_UINT210; |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| return VERTEX_FORMAT_UBYTE1; |
| } |
| |
| VertexFormatType GetVertexFormatType(const VertexAttribute &attrib) |
| { |
| return GetVertexFormatType(attrib.type, attrib.normalized, attrib.size, attrib.pureInteger); |
| } |
| |
| VertexFormatType GetVertexFormatType(const VertexAttribute &attrib, GLenum currentValueType) |
| { |
| if (!attrib.enabled) |
| { |
| return GetVertexFormatType(currentValueType, GL_FALSE, 4, (currentValueType != GL_FLOAT)); |
| } |
| return GetVertexFormatType(attrib); |
| } |
| |
| const VertexFormat &GetVertexFormatFromType(VertexFormatType vertexFormatType) |
| { |
| switch (vertexFormatType) |
| { |
| case VERTEX_FORMAT_SBYTE1: |
| { |
| static const VertexFormat format(GL_BYTE, GL_FALSE, 1, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SBYTE1_NORM: |
| { |
| static const VertexFormat format(GL_BYTE, GL_TRUE, 1, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SBYTE2: |
| { |
| static const VertexFormat format(GL_BYTE, GL_FALSE, 2, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SBYTE2_NORM: |
| { |
| static const VertexFormat format(GL_BYTE, GL_TRUE, 2, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SBYTE3: |
| { |
| static const VertexFormat format(GL_BYTE, GL_FALSE, 3, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SBYTE3_NORM: |
| { |
| static const VertexFormat format(GL_BYTE, GL_TRUE, 3, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SBYTE4: |
| { |
| static const VertexFormat format(GL_BYTE, GL_FALSE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SBYTE4_NORM: |
| { |
| static const VertexFormat format(GL_BYTE, GL_TRUE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_UBYTE1: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 1, false); |
| return format; |
| } |
| case VERTEX_FORMAT_UBYTE1_NORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_TRUE, 1, false); |
| return format; |
| } |
| case VERTEX_FORMAT_UBYTE2: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 2, false); |
| return format; |
| } |
| case VERTEX_FORMAT_UBYTE2_NORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_TRUE, 2, false); |
| return format; |
| } |
| case VERTEX_FORMAT_UBYTE3: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 3, false); |
| return format; |
| } |
| case VERTEX_FORMAT_UBYTE3_NORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_TRUE, 3, false); |
| return format; |
| } |
| case VERTEX_FORMAT_UBYTE4: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_UBYTE4_NORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_TRUE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SSHORT1: |
| { |
| static const VertexFormat format(GL_SHORT, GL_FALSE, 1, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SSHORT1_NORM: |
| { |
| static const VertexFormat format(GL_SHORT, GL_TRUE, 1, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SSHORT2: |
| { |
| static const VertexFormat format(GL_SHORT, GL_FALSE, 2, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SSHORT2_NORM: |
| { |
| static const VertexFormat format(GL_SHORT, GL_TRUE, 2, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SSHORT3: |
| { |
| static const VertexFormat format(GL_SHORT, GL_FALSE, 3, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SSHORT3_NORM: |
| { |
| static const VertexFormat format(GL_SHORT, GL_TRUE, 3, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SSHORT4: |
| { |
| static const VertexFormat format(GL_SHORT, GL_FALSE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SSHORT4_NORM: |
| { |
| static const VertexFormat format(GL_SHORT, GL_TRUE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_USHORT1: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 1, false); |
| return format; |
| } |
| case VERTEX_FORMAT_USHORT1_NORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_TRUE, 1, false); |
| return format; |
| } |
| case VERTEX_FORMAT_USHORT2: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 2, false); |
| return format; |
| } |
| case VERTEX_FORMAT_USHORT2_NORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_TRUE, 2, false); |
| return format; |
| } |
| case VERTEX_FORMAT_USHORT3: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 3, false); |
| return format; |
| } |
| case VERTEX_FORMAT_USHORT3_NORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_TRUE, 3, false); |
| return format; |
| } |
| case VERTEX_FORMAT_USHORT4: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_USHORT4_NORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_TRUE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SINT1: |
| { |
| static const VertexFormat format(GL_INT, GL_FALSE, 1, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SINT1_NORM: |
| { |
| static const VertexFormat format(GL_INT, GL_TRUE, 1, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SINT2: |
| { |
| static const VertexFormat format(GL_INT, GL_FALSE, 2, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SINT2_NORM: |
| { |
| static const VertexFormat format(GL_INT, GL_TRUE, 2, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SINT3: |
| { |
| static const VertexFormat format(GL_INT, GL_FALSE, 3, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SINT3_NORM: |
| { |
| static const VertexFormat format(GL_INT, GL_TRUE, 3, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SINT4: |
| { |
| static const VertexFormat format(GL_INT, GL_FALSE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SINT4_NORM: |
| { |
| static const VertexFormat format(GL_INT, GL_TRUE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_UINT1: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 1, false); |
| return format; |
| } |
| case VERTEX_FORMAT_UINT1_NORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_TRUE, 1, false); |
| return format; |
| } |
| case VERTEX_FORMAT_UINT2: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 2, false); |
| return format; |
| } |
| case VERTEX_FORMAT_UINT2_NORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_TRUE, 2, false); |
| return format; |
| } |
| case VERTEX_FORMAT_UINT3: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 3, false); |
| return format; |
| } |
| case VERTEX_FORMAT_UINT3_NORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_TRUE, 3, false); |
| return format; |
| } |
| case VERTEX_FORMAT_UINT4: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_UINT4_NORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_TRUE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SBYTE1_INT: |
| { |
| static const VertexFormat format(GL_BYTE, GL_FALSE, 1, true); |
| return format; |
| } |
| case VERTEX_FORMAT_SBYTE2_INT: |
| { |
| static const VertexFormat format(GL_BYTE, GL_FALSE, 2, true); |
| return format; |
| } |
| case VERTEX_FORMAT_SBYTE3_INT: |
| { |
| static const VertexFormat format(GL_BYTE, GL_FALSE, 3, true); |
| return format; |
| } |
| case VERTEX_FORMAT_SBYTE4_INT: |
| { |
| static const VertexFormat format(GL_BYTE, GL_FALSE, 4, true); |
| return format; |
| } |
| case VERTEX_FORMAT_UBYTE1_INT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 1, true); |
| return format; |
| } |
| case VERTEX_FORMAT_UBYTE2_INT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 2, true); |
| return format; |
| } |
| case VERTEX_FORMAT_UBYTE3_INT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 3, true); |
| return format; |
| } |
| case VERTEX_FORMAT_UBYTE4_INT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 4, true); |
| return format; |
| } |
| case VERTEX_FORMAT_SSHORT1_INT: |
| { |
| static const VertexFormat format(GL_SHORT, GL_FALSE, 1, true); |
| return format; |
| } |
| case VERTEX_FORMAT_SSHORT2_INT: |
| { |
| static const VertexFormat format(GL_SHORT, GL_FALSE, 2, true); |
| return format; |
| } |
| case VERTEX_FORMAT_SSHORT3_INT: |
| { |
| static const VertexFormat format(GL_SHORT, GL_FALSE, 3, true); |
| return format; |
| } |
| case VERTEX_FORMAT_SSHORT4_INT: |
| { |
| static const VertexFormat format(GL_SHORT, GL_FALSE, 4, true); |
| return format; |
| } |
| case VERTEX_FORMAT_USHORT1_INT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 1, true); |
| return format; |
| } |
| case VERTEX_FORMAT_USHORT2_INT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 2, true); |
| return format; |
| } |
| case VERTEX_FORMAT_USHORT3_INT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 3, true); |
| return format; |
| } |
| case VERTEX_FORMAT_USHORT4_INT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 4, true); |
| return format; |
| } |
| case VERTEX_FORMAT_SINT1_INT: |
| { |
| static const VertexFormat format(GL_INT, GL_FALSE, 1, true); |
| return format; |
| } |
| case VERTEX_FORMAT_SINT2_INT: |
| { |
| static const VertexFormat format(GL_INT, GL_FALSE, 2, true); |
| return format; |
| } |
| case VERTEX_FORMAT_SINT3_INT: |
| { |
| static const VertexFormat format(GL_INT, GL_FALSE, 3, true); |
| return format; |
| } |
| case VERTEX_FORMAT_SINT4_INT: |
| { |
| static const VertexFormat format(GL_INT, GL_FALSE, 4, true); |
| return format; |
| } |
| case VERTEX_FORMAT_UINT1_INT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 1, true); |
| return format; |
| } |
| case VERTEX_FORMAT_UINT2_INT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 2, true); |
| return format; |
| } |
| case VERTEX_FORMAT_UINT3_INT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 3, true); |
| return format; |
| } |
| case VERTEX_FORMAT_UINT4_INT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 4, true); |
| return format; |
| } |
| case VERTEX_FORMAT_FIXED1: |
| { |
| static const VertexFormat format(GL_FIXED, GL_FALSE, 1, false); |
| return format; |
| } |
| case VERTEX_FORMAT_FIXED2: |
| { |
| static const VertexFormat format(GL_FIXED, GL_FALSE, 2, false); |
| return format; |
| } |
| case VERTEX_FORMAT_FIXED3: |
| { |
| static const VertexFormat format(GL_FIXED, GL_FALSE, 3, false); |
| return format; |
| } |
| case VERTEX_FORMAT_FIXED4: |
| { |
| static const VertexFormat format(GL_FIXED, GL_FALSE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_HALF1: |
| { |
| static const VertexFormat format(GL_HALF_FLOAT, GL_FALSE, 1, false); |
| return format; |
| } |
| case VERTEX_FORMAT_HALF2: |
| { |
| static const VertexFormat format(GL_HALF_FLOAT, GL_FALSE, 2, false); |
| return format; |
| } |
| case VERTEX_FORMAT_HALF3: |
| { |
| static const VertexFormat format(GL_HALF_FLOAT, GL_FALSE, 3, false); |
| return format; |
| } |
| case VERTEX_FORMAT_HALF4: |
| { |
| static const VertexFormat format(GL_HALF_FLOAT, GL_FALSE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_FLOAT1: |
| { |
| static const VertexFormat format(GL_FLOAT, GL_FALSE, 1, false); |
| return format; |
| } |
| case VERTEX_FORMAT_FLOAT2: |
| { |
| static const VertexFormat format(GL_FLOAT, GL_FALSE, 2, false); |
| return format; |
| } |
| case VERTEX_FORMAT_FLOAT3: |
| { |
| static const VertexFormat format(GL_FLOAT, GL_FALSE, 3, false); |
| return format; |
| } |
| case VERTEX_FORMAT_FLOAT4: |
| { |
| static const VertexFormat format(GL_FLOAT, GL_FALSE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SINT210: |
| { |
| static const VertexFormat format(GL_INT_2_10_10_10_REV, GL_FALSE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_UINT210: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT_2_10_10_10_REV, GL_FALSE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SINT210_NORM: |
| { |
| static const VertexFormat format(GL_INT_2_10_10_10_REV, GL_TRUE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_UINT210_NORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT_2_10_10_10_REV, GL_TRUE, 4, false); |
| return format; |
| } |
| case VERTEX_FORMAT_SINT210_INT: |
| { |
| static const VertexFormat format(GL_INT_2_10_10_10_REV, GL_FALSE, 4, true); |
| return format; |
| } |
| case VERTEX_FORMAT_UINT210_INT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT_2_10_10_10_REV, GL_FALSE, 4, true); |
| return format; |
| } |
| default: |
| { |
| static const VertexFormat format(GL_NONE, GL_FALSE, 0, false); |
| return format; |
| } |
| } |
| } |
| |
| size_t GetVertexFormatTypeSize(VertexFormatType vertexFormatType) |
| { |
| switch (vertexFormatType) |
| { |
| case VERTEX_FORMAT_SBYTE1: |
| case VERTEX_FORMAT_SBYTE1_NORM: |
| case VERTEX_FORMAT_UBYTE1: |
| case VERTEX_FORMAT_UBYTE1_NORM: |
| case VERTEX_FORMAT_SBYTE1_INT: |
| case VERTEX_FORMAT_UBYTE1_INT: |
| return 1; |
| |
| case VERTEX_FORMAT_SBYTE2: |
| case VERTEX_FORMAT_SBYTE2_NORM: |
| case VERTEX_FORMAT_UBYTE2: |
| case VERTEX_FORMAT_UBYTE2_NORM: |
| case VERTEX_FORMAT_SBYTE2_INT: |
| case VERTEX_FORMAT_UBYTE2_INT: |
| case VERTEX_FORMAT_SSHORT1: |
| case VERTEX_FORMAT_SSHORT1_NORM: |
| case VERTEX_FORMAT_USHORT1: |
| case VERTEX_FORMAT_USHORT1_NORM: |
| case VERTEX_FORMAT_SSHORT1_INT: |
| case VERTEX_FORMAT_USHORT1_INT: |
| case VERTEX_FORMAT_HALF1: |
| return 2; |
| |
| case VERTEX_FORMAT_SBYTE3: |
| case VERTEX_FORMAT_SBYTE3_NORM: |
| case VERTEX_FORMAT_UBYTE3: |
| case VERTEX_FORMAT_UBYTE3_NORM: |
| case VERTEX_FORMAT_SBYTE3_INT: |
| case VERTEX_FORMAT_UBYTE3_INT: |
| return 3; |
| |
| case VERTEX_FORMAT_SBYTE4: |
| case VERTEX_FORMAT_SBYTE4_NORM: |
| case VERTEX_FORMAT_UBYTE4: |
| case VERTEX_FORMAT_UBYTE4_NORM: |
| case VERTEX_FORMAT_SBYTE4_INT: |
| case VERTEX_FORMAT_UBYTE4_INT: |
| case VERTEX_FORMAT_SSHORT2: |
| case VERTEX_FORMAT_SSHORT2_NORM: |
| case VERTEX_FORMAT_USHORT2: |
| case VERTEX_FORMAT_USHORT2_NORM: |
| case VERTEX_FORMAT_SSHORT2_INT: |
| case VERTEX_FORMAT_USHORT2_INT: |
| case VERTEX_FORMAT_SINT1: |
| case VERTEX_FORMAT_SINT1_NORM: |
| case VERTEX_FORMAT_UINT1: |
| case VERTEX_FORMAT_UINT1_NORM: |
| case VERTEX_FORMAT_SINT1_INT: |
| case VERTEX_FORMAT_UINT1_INT: |
| case VERTEX_FORMAT_HALF2: |
| case VERTEX_FORMAT_FIXED1: |
| case VERTEX_FORMAT_FLOAT1: |
| case VERTEX_FORMAT_SINT210: |
| case VERTEX_FORMAT_UINT210: |
| case VERTEX_FORMAT_SINT210_NORM: |
| case VERTEX_FORMAT_UINT210_NORM: |
| case VERTEX_FORMAT_SINT210_INT: |
| case VERTEX_FORMAT_UINT210_INT: |
| return 4; |
| |
| case VERTEX_FORMAT_SSHORT3: |
| case VERTEX_FORMAT_SSHORT3_NORM: |
| case VERTEX_FORMAT_USHORT3: |
| case VERTEX_FORMAT_USHORT3_NORM: |
| case VERTEX_FORMAT_SSHORT3_INT: |
| case VERTEX_FORMAT_USHORT3_INT: |
| case VERTEX_FORMAT_HALF3: |
| return 6; |
| |
| case VERTEX_FORMAT_SSHORT4: |
| case VERTEX_FORMAT_SSHORT4_NORM: |
| case VERTEX_FORMAT_USHORT4: |
| case VERTEX_FORMAT_USHORT4_NORM: |
| case VERTEX_FORMAT_SSHORT4_INT: |
| case VERTEX_FORMAT_USHORT4_INT: |
| case VERTEX_FORMAT_SINT2: |
| case VERTEX_FORMAT_SINT2_NORM: |
| case VERTEX_FORMAT_UINT2: |
| case VERTEX_FORMAT_UINT2_NORM: |
| case VERTEX_FORMAT_SINT2_INT: |
| case VERTEX_FORMAT_UINT2_INT: |
| case VERTEX_FORMAT_HALF4: |
| case VERTEX_FORMAT_FIXED2: |
| case VERTEX_FORMAT_FLOAT2: |
| return 8; |
| |
| case VERTEX_FORMAT_SINT3: |
| case VERTEX_FORMAT_SINT3_NORM: |
| case VERTEX_FORMAT_UINT3: |
| case VERTEX_FORMAT_UINT3_NORM: |
| case VERTEX_FORMAT_SINT3_INT: |
| case VERTEX_FORMAT_UINT3_INT: |
| case VERTEX_FORMAT_FIXED3: |
| case VERTEX_FORMAT_FLOAT3: |
| return 12; |
| |
| case VERTEX_FORMAT_SINT4: |
| case VERTEX_FORMAT_SINT4_NORM: |
| case VERTEX_FORMAT_UINT4: |
| case VERTEX_FORMAT_UINT4_NORM: |
| case VERTEX_FORMAT_SINT4_INT: |
| case VERTEX_FORMAT_UINT4_INT: |
| case VERTEX_FORMAT_FIXED4: |
| case VERTEX_FORMAT_FLOAT4: |
| return 16; |
| |
| case VERTEX_FORMAT_INVALID: |
| default: |
| UNREACHABLE(); |
| return 0; |
| } |
| } |
| |
| bool ValidES3InternalFormat(GLenum internalFormat) |
| { |
| const InternalFormatInfoMap &formatMap = GetInternalFormatMap(); |
| return internalFormat != GL_NONE && formatMap.find(internalFormat) != formatMap.end(); |
| } |
| |
| VertexFormat::VertexFormat(GLenum typeIn, GLboolean normalizedIn, GLuint componentsIn, bool pureIntegerIn) |
| : type(typeIn), |
| normalized(normalizedIn), |
| components(componentsIn), |
| pureInteger(pureIntegerIn) |
| { |
| // float -> !normalized |
| ASSERT(!(type == GL_FLOAT || type == GL_HALF_FLOAT || type == GL_FIXED) || normalized == GL_FALSE); |
| } |
| |
| } |