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Diffstat (limited to 'gfx/angle/src/libANGLE/formatutils.cpp')
-rwxr-xr-xgfx/angle/src/libANGLE/formatutils.cpp508
1 files changed, 304 insertions, 204 deletions
diff --git a/gfx/angle/src/libANGLE/formatutils.cpp b/gfx/angle/src/libANGLE/formatutils.cpp
index 2aa2e75d4f..9a8c1b7900 100755
--- a/gfx/angle/src/libANGLE/formatutils.cpp
+++ b/gfx/angle/src/libANGLE/formatutils.cpp
@@ -16,13 +16,154 @@ using namespace angle;
namespace gl
{
+namespace
+{
// 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
+typedef std::pair<FormatType, GLenum> FormatPair;
+typedef std::map<FormatType, GLenum> FormatMap;
+
+// A helper function to insert data into the format map with fewer characters.
+void InsertFormatMapping(FormatMap *map, GLenum format, GLenum type, GLenum internalFormat)
+{
+ map->insert(FormatPair(FormatType(format, type), internalFormat));
+}
+
+FormatMap BuildFormatMap()
+{
+ FormatMap map;
+
+ // clang-format off
+ // | Format | Type | Internal format |
+ InsertFormatMapping(&map, GL_RGBA, GL_UNSIGNED_BYTE, GL_RGBA8);
+ InsertFormatMapping(&map, GL_RGBA, GL_BYTE, GL_RGBA8_SNORM);
+ InsertFormatMapping(&map, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, GL_RGBA4);
+ InsertFormatMapping(&map, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1, GL_RGB5_A1);
+ InsertFormatMapping(&map, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV, GL_RGB10_A2);
+ InsertFormatMapping(&map, GL_RGBA, GL_FLOAT, GL_RGBA32F);
+ InsertFormatMapping(&map, GL_RGBA, GL_HALF_FLOAT, GL_RGBA16F);
+ InsertFormatMapping(&map, GL_RGBA, GL_HALF_FLOAT_OES, GL_RGBA16F);
+
+ InsertFormatMapping(&map, GL_RGBA_INTEGER, GL_UNSIGNED_BYTE, GL_RGBA8UI);
+ InsertFormatMapping(&map, GL_RGBA_INTEGER, GL_BYTE, GL_RGBA8I);
+ InsertFormatMapping(&map, GL_RGBA_INTEGER, GL_UNSIGNED_SHORT, GL_RGBA16UI);
+ InsertFormatMapping(&map, GL_RGBA_INTEGER, GL_SHORT, GL_RGBA16I);
+ InsertFormatMapping(&map, GL_RGBA_INTEGER, GL_UNSIGNED_INT, GL_RGBA32UI);
+ InsertFormatMapping(&map, GL_RGBA_INTEGER, GL_INT, GL_RGBA32I);
+ InsertFormatMapping(&map, GL_RGBA_INTEGER, GL_UNSIGNED_INT_2_10_10_10_REV, GL_RGB10_A2UI);
+
+ InsertFormatMapping(&map, GL_RGB, GL_UNSIGNED_BYTE, GL_RGB8);
+ InsertFormatMapping(&map, GL_RGB, GL_BYTE, GL_RGB8_SNORM);
+ InsertFormatMapping(&map, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, GL_RGB565);
+ InsertFormatMapping(&map, GL_RGB, GL_UNSIGNED_INT_10F_11F_11F_REV, GL_R11F_G11F_B10F);
+ InsertFormatMapping(&map, GL_RGB, GL_UNSIGNED_INT_5_9_9_9_REV, GL_RGB9_E5);
+ InsertFormatMapping(&map, GL_RGB, GL_FLOAT, GL_RGB32F);
+ InsertFormatMapping(&map, GL_RGB, GL_HALF_FLOAT, GL_RGB16F);
+ InsertFormatMapping(&map, GL_RGB, GL_HALF_FLOAT_OES, GL_RGB16F);
+
+ InsertFormatMapping(&map, GL_RGB_INTEGER, GL_UNSIGNED_BYTE, GL_RGB8UI);
+ InsertFormatMapping(&map, GL_RGB_INTEGER, GL_BYTE, GL_RGB8I);
+ InsertFormatMapping(&map, GL_RGB_INTEGER, GL_UNSIGNED_SHORT, GL_RGB16UI);
+ InsertFormatMapping(&map, GL_RGB_INTEGER, GL_SHORT, GL_RGB16I);
+ InsertFormatMapping(&map, GL_RGB_INTEGER, GL_UNSIGNED_INT, GL_RGB32UI);
+ InsertFormatMapping(&map, GL_RGB_INTEGER, GL_INT, GL_RGB32I);
+
+ InsertFormatMapping(&map, GL_RG, GL_UNSIGNED_BYTE, GL_RG8);
+ InsertFormatMapping(&map, GL_RG, GL_BYTE, GL_RG8_SNORM);
+ InsertFormatMapping(&map, GL_RG, GL_FLOAT, GL_RG32F);
+ InsertFormatMapping(&map, GL_RG, GL_HALF_FLOAT, GL_RG16F);
+ InsertFormatMapping(&map, GL_RG, GL_HALF_FLOAT_OES, GL_RG16F);
+
+ InsertFormatMapping(&map, GL_RG_INTEGER, GL_UNSIGNED_BYTE, GL_RG8UI);
+ InsertFormatMapping(&map, GL_RG_INTEGER, GL_BYTE, GL_RG8I);
+ InsertFormatMapping(&map, GL_RG_INTEGER, GL_UNSIGNED_SHORT, GL_RG16UI);
+ InsertFormatMapping(&map, GL_RG_INTEGER, GL_SHORT, GL_RG16I);
+ InsertFormatMapping(&map, GL_RG_INTEGER, GL_UNSIGNED_INT, GL_RG32UI);
+ InsertFormatMapping(&map, GL_RG_INTEGER, GL_INT, GL_RG32I);
+
+ InsertFormatMapping(&map, GL_RED, GL_UNSIGNED_BYTE, GL_R8);
+ InsertFormatMapping(&map, GL_RED, GL_BYTE, GL_R8_SNORM);
+ InsertFormatMapping(&map, GL_RED, GL_FLOAT, GL_R32F);
+ InsertFormatMapping(&map, GL_RED, GL_HALF_FLOAT, GL_R16F);
+ InsertFormatMapping(&map, GL_RED, GL_HALF_FLOAT_OES, GL_R16F);
+
+ InsertFormatMapping(&map, GL_RED_INTEGER, GL_UNSIGNED_BYTE, GL_R8UI);
+ InsertFormatMapping(&map, GL_RED_INTEGER, GL_BYTE, GL_R8I);
+ InsertFormatMapping(&map, GL_RED_INTEGER, GL_UNSIGNED_SHORT, GL_R16UI);
+ InsertFormatMapping(&map, GL_RED_INTEGER, GL_SHORT, GL_R16I);
+ InsertFormatMapping(&map, GL_RED_INTEGER, GL_UNSIGNED_INT, GL_R32UI);
+ InsertFormatMapping(&map, GL_RED_INTEGER, GL_INT, GL_R32I);
+
+ InsertFormatMapping(&map, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, GL_LUMINANCE8_ALPHA8_EXT);
+ InsertFormatMapping(&map, GL_LUMINANCE, GL_UNSIGNED_BYTE, GL_LUMINANCE8_EXT);
+ InsertFormatMapping(&map, GL_ALPHA, GL_UNSIGNED_BYTE, GL_ALPHA8_EXT);
+ InsertFormatMapping(&map, GL_LUMINANCE_ALPHA, GL_FLOAT, GL_LUMINANCE_ALPHA32F_EXT);
+ InsertFormatMapping(&map, GL_LUMINANCE, GL_FLOAT, GL_LUMINANCE32F_EXT);
+ InsertFormatMapping(&map, GL_ALPHA, GL_FLOAT, GL_ALPHA32F_EXT);
+ InsertFormatMapping(&map, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT, GL_LUMINANCE_ALPHA16F_EXT);
+ InsertFormatMapping(&map, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT_OES, GL_LUMINANCE_ALPHA16F_EXT);
+ InsertFormatMapping(&map, GL_LUMINANCE, GL_HALF_FLOAT, GL_LUMINANCE16F_EXT);
+ InsertFormatMapping(&map, GL_LUMINANCE, GL_HALF_FLOAT_OES, GL_LUMINANCE16F_EXT);
+ InsertFormatMapping(&map, GL_ALPHA, GL_HALF_FLOAT, GL_ALPHA16F_EXT);
+ InsertFormatMapping(&map, GL_ALPHA, GL_HALF_FLOAT_OES, GL_ALPHA16F_EXT);
+
+ InsertFormatMapping(&map, GL_BGRA_EXT, GL_UNSIGNED_BYTE, GL_BGRA8_EXT);
+ InsertFormatMapping(&map, GL_BGRA_EXT, GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT, GL_BGRA4_ANGLEX);
+ InsertFormatMapping(&map, GL_BGRA_EXT, GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT, GL_BGR5_A1_ANGLEX);
+
+ InsertFormatMapping(&map, GL_SRGB_EXT, GL_UNSIGNED_BYTE, GL_SRGB8);
+ InsertFormatMapping(&map, GL_SRGB_ALPHA_EXT, GL_UNSIGNED_BYTE, GL_SRGB8_ALPHA8);
+
+ InsertFormatMapping(&map, GL_COMPRESSED_RGB_S3TC_DXT1_EXT, GL_UNSIGNED_BYTE, GL_COMPRESSED_RGB_S3TC_DXT1_EXT);
+ InsertFormatMapping(&map, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, GL_UNSIGNED_BYTE, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT);
+ InsertFormatMapping(&map, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, GL_UNSIGNED_BYTE, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE);
+ InsertFormatMapping(&map, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, GL_UNSIGNED_BYTE, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE);
+
+ InsertFormatMapping(&map, GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT, GL_DEPTH_COMPONENT16);
+ InsertFormatMapping(&map, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, GL_DEPTH_COMPONENT32_OES);
+ InsertFormatMapping(&map, GL_DEPTH_COMPONENT, GL_FLOAT, GL_DEPTH_COMPONENT32F);
+
+ InsertFormatMapping(&map, GL_STENCIL, GL_UNSIGNED_BYTE, GL_STENCIL_INDEX8);
+
+ InsertFormatMapping(&map, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8, GL_DEPTH24_STENCIL8);
+ InsertFormatMapping(&map, GL_DEPTH_STENCIL, GL_FLOAT_32_UNSIGNED_INT_24_8_REV, GL_DEPTH32F_STENCIL8);
+
+ // From GL_EXT_texture_norm16
+ InsertFormatMapping(&map, GL_RED, GL_UNSIGNED_SHORT, GL_R16_EXT);
+ InsertFormatMapping(&map, GL_RED, GL_SHORT, GL_R16_SNORM_EXT);
+ InsertFormatMapping(&map, GL_RG, GL_UNSIGNED_SHORT, GL_RG16_EXT);
+ InsertFormatMapping(&map, GL_RG, GL_SHORT, GL_RG16_SNORM_EXT);
+ InsertFormatMapping(&map, GL_RGB, GL_UNSIGNED_SHORT, GL_RGB16_EXT);
+ InsertFormatMapping(&map, GL_RGB, GL_SHORT, GL_RGB16_SNORM_EXT);
+ InsertFormatMapping(&map, GL_RGBA, GL_UNSIGNED_SHORT, GL_RGBA16_EXT);
+ InsertFormatMapping(&map, GL_RGBA, GL_SHORT, GL_RGBA16_SNORM_EXT);
+ // clang-format on
+
+ return map;
+}
+
+GLenum GetSizedFormatInternal(GLenum format, GLenum type)
{
+ static const FormatMap formatMap = BuildFormatMap();
+ auto iter = formatMap.find(FormatType(format, type));
+ if (iter != formatMap.end())
+ {
+ return iter->second;
+ }
+
+ // TODO(jmadill): Fix this hack.
+ if (format == GL_BGRA_EXT && type == GL_UNSIGNED_SHORT_5_6_5)
+ return GL_BGR565_ANGLEX;
+
+ if (format == GL_NONE)
+ return GL_NONE;
+
+ UNREACHABLE();
+ return GL_NONE;
+}
+
typedef std::pair<GLenum, InternalFormat> InternalFormatInfoPair;
typedef std::map<GLenum, InternalFormat> InternalFormatInfoMap;
@@ -71,20 +212,20 @@ bool operator<(const Type& a, const Type& b)
}
// Information about internal formats
-static bool AlwaysSupported(const Version &, const Extensions &)
+static bool AlwaysSupported(GLuint, const Extensions &)
{
return true;
}
-static bool NeverSupported(const Version &, const Extensions &)
+static bool NeverSupported(GLuint, const Extensions &)
{
return false;
}
-template <GLuint minCoreGLMajorVersion, GLuint minCoreGLMinorVersion>
-static bool RequireES(const Version &clientVersion, const Extensions &)
+template <GLuint minCoreGLVersion>
+static bool RequireES(GLuint clientVersion, const Extensions &)
{
- return clientVersion >= Version(minCoreGLMajorVersion, minCoreGLMinorVersion);
+ return clientVersion >= minCoreGLVersion;
}
// Pointer to a boolean memeber of the Extensions struct
@@ -92,101 +233,92 @@ typedef bool(Extensions::*ExtensionBool);
// Check support for a single extension
template <ExtensionBool bool1>
-static bool RequireExt(const Version &, const Extensions &extensions)
+static bool RequireExt(GLuint, 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)
+template <GLuint minCoreGLVersion, ExtensionBool bool1>
+static bool RequireESOrExt(GLuint clientVersion, const Extensions &extensions)
{
- return clientVersion >= Version(minCoreGLMajorVersion, minCoreGLMinorVersion) ||
- extensions.*bool1;
+ return clientVersion >= minCoreGLVersion || 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)
+template <GLuint minCoreGLVersion, ExtensionBool bool1, ExtensionBool bool2>
+static bool RequireESOrExtAndExt(GLuint clientVersion, const Extensions &extensions)
{
- return clientVersion >= Version(minCoreGLMajorVersion, minCoreGLMinorVersion) ||
- (extensions.*bool1 && extensions.*bool2);
+ return clientVersion >= minCoreGLVersion || (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)
+template <GLuint minCoreGLVersion, ExtensionBool bool1, ExtensionBool bool2>
+static bool RequireESOrExtOrExt(GLuint clientVersion, const Extensions &extensions)
{
- return clientVersion >= Version(minCoreGLMajorVersion, minCoreGLMinorVersion) ||
- extensions.*bool1 || extensions.*bool2;
+ return clientVersion >= minCoreGLVersion || extensions.*bool1 || extensions.*bool2;
}
// Check support for two extensions
template <ExtensionBool bool1, ExtensionBool bool2>
-static bool RequireExtAndExt(const Version &, const Extensions &extensions)
+static bool RequireExtAndExt(GLuint, 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)
+static bool RequireExtOrExt(GLuint, 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)
+static bool HalfFloatSupport(GLuint clientVersion, const Extensions &extensions)
{
- return clientVersion >= Version(3, 0) || extensions.textureHalfFloat;
+ return clientVersion >= 3 || extensions.textureHalfFloat;
}
-static bool HalfFloatRenderableSupport(const Version &clientVersion, const Extensions &extensions)
+static bool HalfFloatRenderableSupport(GLuint clientVersion, const Extensions &extensions)
{
return HalfFloatSupport(clientVersion, extensions) && extensions.colorBufferHalfFloat;
}
// Special function for half float formats with one or two channels.
-static bool HalfFloatSupportRG(const Version &clientVersion, const Extensions &extensions)
+static bool HalfFloatSupportRG(GLuint clientVersion, const Extensions &extensions)
{
- return clientVersion >= Version(3, 0) || (extensions.textureHalfFloat && extensions.textureRG);
+ return clientVersion >= 3 || (extensions.textureHalfFloat && extensions.textureRG);
}
-static bool HalfFloatRenderableSupportRG(const Version &clientVersion, const Extensions &extensions)
+static bool HalfFloatRenderableSupportRG(GLuint clientVersion, const Extensions &extensions)
{
return HalfFloatSupportRG(clientVersion, extensions) && extensions.colorBufferHalfFloat;
}
// Special function for float formats with three or four channels.
-static bool FloatSupport(const Version &clientVersion, const Extensions &extensions)
+static bool FloatSupport(GLuint clientVersion, const Extensions &extensions)
{
- return clientVersion >= Version(3, 0) || extensions.textureFloat;
+ return clientVersion >= 3 || extensions.textureFloat;
}
-static bool FloatRenderableSupport(const Version &clientVersion, const Extensions &extensions)
+static bool FloatRenderableSupport(GLuint clientVersion, const Extensions &extensions)
{
// We don't expose colorBufferFloat in ES2, but we silently support rendering to float.
return FloatSupport(clientVersion, extensions) &&
- (extensions.colorBufferFloat || clientVersion == Version(2, 0));
+ (extensions.colorBufferFloat || clientVersion == 2);
}
// Special function for float formats with one or two channels.
-static bool FloatSupportRG(const Version &clientVersion, const Extensions &extensions)
+static bool FloatSupportRG(GLuint clientVersion, const Extensions &extensions)
{
- return clientVersion >= Version(3, 0) || (extensions.textureFloat && extensions.textureRG);
+ return clientVersion >= 3 || (extensions.textureFloat && extensions.textureRG);
}
-static bool FloatRenderableSupportRG(const Version &clientVersion, const Extensions &extensions)
+static bool FloatRenderableSupportRG(GLuint clientVersion, const Extensions &extensions)
{
// We don't expose colorBufferFloat in ES2, but we silently support rendering to float.
return FloatSupportRG(clientVersion, extensions) &&
- (extensions.colorBufferFloat || clientVersion == Version(2, 0));
+ (extensions.colorBufferFloat || clientVersion == 2);
}
InternalFormat::InternalFormat()
@@ -220,26 +352,6 @@ bool InternalFormat::isLUMA() const
(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(GetInternalFormatInfo(internalFormat))
{
}
@@ -434,48 +546,48 @@ static InternalFormatInfoMap BuildInternalFormatInfoMap()
// clang-format off
- // | Internal format | R | G | B | A |S | Format | Type | Component type | SRGB | Texture supported | Renderable | Filterable |
- AddRGBAFormat(&map, GL_R8, 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, 8, 0, 0, 0, 0, GL_RED, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3, 0>, NeverSupported, AlwaysSupported);
- AddRGBAFormat(&map, GL_RG8, 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, 8, 8, 0, 0, 0, GL_RG, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3, 0>, NeverSupported, AlwaysSupported);
- AddRGBAFormat(&map, GL_RGB8, 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, 8, 8, 8, 0, 0, GL_RGB, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3, 0>, NeverSupported, AlwaysSupported);
- AddRGBAFormat(&map, GL_RGB565, 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, 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, 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, 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, 8, 8, 8, 8, 0, GL_RGBA, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3, 0>, NeverSupported, AlwaysSupported);
- AddRGBAFormat(&map, GL_RGB10_A2, 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, 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, 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, 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, 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, 8, 0, 0, 0, 0, GL_RED_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported);
- AddRGBAFormat(&map, GL_R8UI, 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, 16, 0, 0, 0, 0, GL_RED_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported);
- AddRGBAFormat(&map, GL_R16UI, 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, 32, 0, 0, 0, 0, GL_RED_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported);
- AddRGBAFormat(&map, GL_R32UI, 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, 8, 8, 0, 0, 0, GL_RG_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported);
- AddRGBAFormat(&map, GL_RG8UI, 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, 16, 16, 0, 0, 0, GL_RG_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported);
- AddRGBAFormat(&map, GL_RG16UI, 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, 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, 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, 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, 8, 8, 8, 0, 0, GL_RGB_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported);
- AddRGBAFormat(&map, GL_RGB8UI, 8, 8, 8, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported);
- AddRGBAFormat(&map, GL_RGB16I, 16, 16, 16, 0, 0, GL_RGB_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported);
- AddRGBAFormat(&map, GL_RGB16UI, 16, 16, 16, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported);
- AddRGBAFormat(&map, GL_RGB32I, 32, 32, 32, 0, 0, GL_RGB_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported);
- AddRGBAFormat(&map, GL_RGB32UI, 32, 32, 32, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported);
- AddRGBAFormat(&map, GL_RGBA8I, 8, 8, 8, 8, 0, GL_RGBA_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported);
- AddRGBAFormat(&map, GL_RGBA8UI, 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, 16, 16, 16, 16, 0, GL_RGBA_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported);
- AddRGBAFormat(&map, GL_RGBA16UI, 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, 32, 32, 32, 32, 0, GL_RGBA_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported);
- AddRGBAFormat(&map, GL_RGBA32UI, 32, 32, 32, 32, 0, GL_RGBA_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, RequireES<3, 0>, NeverSupported);
+ // | Internal format | R | G | B | A |S | Format | Type | Component type | SRGB | Texture supported | Renderable | Filterable |
+ AddRGBAFormat(&map, GL_R8, 8, 0, 0, 0, 0, GL_RED, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, &Extensions::textureRG>, RequireESOrExt<3, &Extensions::textureRG>, AlwaysSupported);
+ AddRGBAFormat(&map, GL_R8_SNORM, 8, 0, 0, 0, 0, GL_RED, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3>, NeverSupported, AlwaysSupported);
+ AddRGBAFormat(&map, GL_RG8, 8, 8, 0, 0, 0, GL_RG, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, &Extensions::textureRG>, RequireESOrExt<3, &Extensions::textureRG>, AlwaysSupported);
+ AddRGBAFormat(&map, GL_RG8_SNORM, 8, 8, 0, 0, 0, GL_RG, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3>, NeverSupported, AlwaysSupported);
+ AddRGBAFormat(&map, GL_RGB8, 8, 8, 8, 0, 0, GL_RGB, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, &Extensions::rgb8rgba8>, RequireESOrExt<3, &Extensions::rgb8rgba8>, AlwaysSupported);
+ AddRGBAFormat(&map, GL_RGB8_SNORM, 8, 8, 8, 0, 0, GL_RGB, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3>, NeverSupported, AlwaysSupported);
+ AddRGBAFormat(&map, GL_RGB565, 5, 6, 5, 0, 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, GL_UNSIGNED_NORMALIZED, false, RequireES<2>, RequireES<2>, AlwaysSupported);
+ AddRGBAFormat(&map, GL_RGBA4, 4, 4, 4, 4, 0, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, GL_UNSIGNED_NORMALIZED, false, RequireES<2>, RequireES<2>, AlwaysSupported);
+ AddRGBAFormat(&map, GL_RGB5_A1, 5, 5, 5, 1, 0, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1, GL_UNSIGNED_NORMALIZED, false, RequireES<2>, RequireES<2>, AlwaysSupported);
+ AddRGBAFormat(&map, GL_RGBA8, 8, 8, 8, 8, 0, GL_RGBA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, &Extensions::rgb8rgba8>, RequireESOrExt<3, &Extensions::rgb8rgba8>, AlwaysSupported);
+ AddRGBAFormat(&map, GL_RGBA8_SNORM, 8, 8, 8, 8, 0, GL_RGBA, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3>, NeverSupported, AlwaysSupported);
+ AddRGBAFormat(&map, GL_RGB10_A2, 10, 10, 10, 2, 0, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV, GL_UNSIGNED_NORMALIZED, false, RequireES<3>, RequireES<3>, AlwaysSupported);
+ AddRGBAFormat(&map, GL_RGB10_A2UI, 10, 10, 10, 2, 0, GL_RGBA_INTEGER, GL_UNSIGNED_INT_2_10_10_10_REV, GL_UNSIGNED_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
+ AddRGBAFormat(&map, GL_SRGB8, 8, 8, 8, 0, 0, GL_RGB, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, true, RequireESOrExt<3, &Extensions::sRGB>, NeverSupported, AlwaysSupported);
+ AddRGBAFormat(&map, GL_SRGB8_ALPHA8, 8, 8, 8, 8, 0, GL_RGBA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, true, RequireESOrExt<3, &Extensions::sRGB>, RequireESOrExt<3, &Extensions::sRGB>, AlwaysSupported);
+ AddRGBAFormat(&map, GL_RGB9_E5, 9, 9, 9, 0, 5, GL_RGB, GL_UNSIGNED_INT_5_9_9_9_REV, GL_FLOAT, false, RequireES<3>, NeverSupported, AlwaysSupported);
+ AddRGBAFormat(&map, GL_R8I, 8, 0, 0, 0, 0, GL_RED_INTEGER, GL_BYTE, GL_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
+ AddRGBAFormat(&map, GL_R8UI, 8, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
+ AddRGBAFormat(&map, GL_R16I, 16, 0, 0, 0, 0, GL_RED_INTEGER, GL_SHORT, GL_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
+ AddRGBAFormat(&map, GL_R16UI, 16, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
+ AddRGBAFormat(&map, GL_R32I, 32, 0, 0, 0, 0, GL_RED_INTEGER, GL_INT, GL_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
+ AddRGBAFormat(&map, GL_R32UI, 32, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
+ AddRGBAFormat(&map, GL_RG8I, 8, 8, 0, 0, 0, GL_RG_INTEGER, GL_BYTE, GL_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
+ AddRGBAFormat(&map, GL_RG8UI, 8, 8, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
+ AddRGBAFormat(&map, GL_RG16I, 16, 16, 0, 0, 0, GL_RG_INTEGER, GL_SHORT, GL_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
+ AddRGBAFormat(&map, GL_RG16UI, 16, 16, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
+ AddRGBAFormat(&map, GL_RG32I, 32, 32, 0, 0, 0, GL_RG_INTEGER, GL_INT, GL_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
+ AddRGBAFormat(&map, GL_R11F_G11F_B10F, 11, 11, 10, 0, 0, GL_RGB, GL_UNSIGNED_INT_10F_11F_11F_REV, GL_FLOAT, false, RequireES<3>, RequireExt<&Extensions::colorBufferFloat>, AlwaysSupported);
+ AddRGBAFormat(&map, GL_RG32UI, 32, 32, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
+ AddRGBAFormat(&map, GL_RGB8I, 8, 8, 8, 0, 0, GL_RGB_INTEGER, GL_BYTE, GL_INT, false, RequireES<3>, NeverSupported, NeverSupported);
+ AddRGBAFormat(&map, GL_RGB8UI, 8, 8, 8, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3>, NeverSupported, NeverSupported);
+ AddRGBAFormat(&map, GL_RGB16I, 16, 16, 16, 0, 0, GL_RGB_INTEGER, GL_SHORT, GL_INT, false, RequireES<3>, NeverSupported, NeverSupported);
+ AddRGBAFormat(&map, GL_RGB16UI, 16, 16, 16, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3>, NeverSupported, NeverSupported);
+ AddRGBAFormat(&map, GL_RGB32I, 32, 32, 32, 0, 0, GL_RGB_INTEGER, GL_INT, GL_INT, false, RequireES<3>, NeverSupported, NeverSupported);
+ AddRGBAFormat(&map, GL_RGB32UI, 32, 32, 32, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3>, NeverSupported, NeverSupported);
+ AddRGBAFormat(&map, GL_RGBA8I, 8, 8, 8, 8, 0, GL_RGBA_INTEGER, GL_BYTE, GL_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
+ AddRGBAFormat(&map, GL_RGBA8UI, 8, 8, 8, 8, 0, GL_RGBA_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
+ AddRGBAFormat(&map, GL_RGBA16I, 16, 16, 16, 16, 0, GL_RGBA_INTEGER, GL_SHORT, GL_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
+ AddRGBAFormat(&map, GL_RGBA16UI, 16, 16, 16, 16, 0, GL_RGBA_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
+ AddRGBAFormat(&map, GL_RGBA32I, 32, 32, 32, 32, 0, GL_RGBA_INTEGER, GL_INT, GL_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
+ AddRGBAFormat(&map, GL_RGBA32UI, 32, 32, 32, 32, 0, GL_RGBA_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3>, RequireES<3>, NeverSupported);
AddRGBAFormat(&map, GL_BGRA8_EXT, 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, 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);
@@ -497,13 +609,13 @@ static InternalFormatInfoMap BuildInternalFormatInfoMap()
AddRGBAFormat(&map, GL_RGBA32F, 32, 32, 32, 32, 0, GL_RGBA, GL_FLOAT, GL_FLOAT, false, FloatSupport, FloatRenderableSupport, RequireExt<&Extensions::textureFloatLinear> );
// Depth stencil formats
- // | Internal format | D |S | X | Format | Type | Component type | Supported | Renderable | Filterable |
- AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT16, 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, 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, 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, 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, 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, 32, 8, 24, GL_DEPTH_STENCIL, GL_FLOAT_32_UNSIGNED_INT_24_8_REV, GL_FLOAT, RequireES<3, 0>, RequireES<3, 0>, AlwaysSupported );
+ // | Internal format | D |S | X | Format | Type | Component type | Supported | Renderable | Filterable |
+ AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT16, 16, 0, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, RequireES<2>, RequireES<2>, RequireESOrExt<3, &Extensions::depthTextures>);
+ AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT24, 24, 0, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, GL_UNSIGNED_NORMALIZED, RequireES<3>, RequireES<3>, RequireESOrExt<3, &Extensions::depthTextures>);
+ AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT32F, 32, 0, 0, GL_DEPTH_COMPONENT, GL_FLOAT, GL_FLOAT, RequireES<3>, RequireES<3>, RequireESOrExt<3, &Extensions::depthTextures>);
+ AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT32_OES, 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, 24, 8, 0, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8, GL_UNSIGNED_NORMALIZED, RequireESOrExt<3, &Extensions::depthTextures>, RequireESOrExtOrExt<3, &Extensions::depthTextures, &Extensions::packedDepthStencil>, AlwaysSupported );
+ AddDepthStencilFormat(&map, GL_DEPTH32F_STENCIL8, 32, 8, 24, GL_DEPTH_STENCIL, GL_FLOAT_32_UNSIGNED_INT_24_8_REV, GL_FLOAT, RequireES<3>, RequireES<3>, AlwaysSupported );
// STENCIL_INDEX8 is special-cased, see around the bottom of the list.
// Luminance alpha formats
@@ -519,36 +631,36 @@ static InternalFormatInfoMap BuildInternalFormatInfoMap()
map.insert(InternalFormatInfoPair(GL_LUMINANCE_ALPHA16F_EXT, LUMAFormat(16, 16, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureHalfFloat>, NeverSupported, AlwaysSupported)));
// Unsized formats
- // | Internal format | Format | Supported | Renderable | Filterable |
- AddUnsizedFormat(&map, GL_ALPHA, GL_ALPHA, RequireES<2, 0>, NeverSupported, AlwaysSupported);
- AddUnsizedFormat(&map, GL_LUMINANCE, GL_LUMINANCE, RequireES<2, 0>, NeverSupported, AlwaysSupported);
- AddUnsizedFormat(&map, GL_LUMINANCE_ALPHA, GL_LUMINANCE_ALPHA, RequireES<2, 0>, NeverSupported, AlwaysSupported);
- AddUnsizedFormat(&map, GL_RED, GL_RED, RequireESOrExt<3, 0, &Extensions::textureRG>, NeverSupported, AlwaysSupported);
- AddUnsizedFormat(&map, GL_RG, GL_RG, RequireESOrExt<3, 0, &Extensions::textureRG>, NeverSupported, AlwaysSupported);
- AddUnsizedFormat(&map, GL_RGB, GL_RGB, RequireES<2, 0>, RequireES<2, 0>, AlwaysSupported);
- AddUnsizedFormat(&map, GL_RGBA, GL_RGBA, RequireES<2, 0>, RequireES<2, 0>, AlwaysSupported);
- AddUnsizedFormat(&map, GL_RED_INTEGER, GL_RED_INTEGER, RequireES<3, 0>, NeverSupported, NeverSupported );
- AddUnsizedFormat(&map, GL_RG_INTEGER, GL_RG_INTEGER, RequireES<3, 0>, NeverSupported, NeverSupported );
- AddUnsizedFormat(&map, GL_RGB_INTEGER, GL_RGB_INTEGER, RequireES<3, 0>, NeverSupported, NeverSupported );
- AddUnsizedFormat(&map, GL_RGBA_INTEGER, GL_RGBA_INTEGER, RequireES<3, 0>, NeverSupported, NeverSupported );
- AddUnsizedFormat(&map, GL_BGRA_EXT, GL_BGRA_EXT, RequireExt<&Extensions::textureFormatBGRA8888>, RequireExt<&Extensions::textureFormatBGRA8888>, AlwaysSupported);
- AddUnsizedFormat(&map, GL_DEPTH_COMPONENT, GL_DEPTH_COMPONENT, RequireES<2, 0>, RequireES<2, 0>, AlwaysSupported);
- AddUnsizedFormat(&map, GL_DEPTH_STENCIL, GL_DEPTH_STENCIL, RequireESOrExt<3, 0, &Extensions::packedDepthStencil>, RequireESOrExt<3, 0, &Extensions::packedDepthStencil>, AlwaysSupported);
- AddUnsizedFormat(&map, GL_SRGB_EXT, GL_RGB, RequireESOrExt<3, 0, &Extensions::sRGB>, NeverSupported, AlwaysSupported);
- AddUnsizedFormat(&map, GL_SRGB_ALPHA_EXT, GL_RGBA, RequireESOrExt<3, 0, &Extensions::sRGB>, RequireESOrExt<3, 0, &Extensions::sRGB>, AlwaysSupported);
+ // | Internal format | Format | Supported | Renderable | Filterable |
+ AddUnsizedFormat(&map, GL_ALPHA, GL_ALPHA, RequireES<2>, NeverSupported, AlwaysSupported);
+ AddUnsizedFormat(&map, GL_LUMINANCE, GL_LUMINANCE, RequireES<2>, NeverSupported, AlwaysSupported);
+ AddUnsizedFormat(&map, GL_LUMINANCE_ALPHA, GL_LUMINANCE_ALPHA, RequireES<2>, NeverSupported, AlwaysSupported);
+ AddUnsizedFormat(&map, GL_RED, GL_RED, RequireESOrExt<3, &Extensions::textureRG>, NeverSupported, AlwaysSupported);
+ AddUnsizedFormat(&map, GL_RG, GL_RG, RequireESOrExt<3, &Extensions::textureRG>, NeverSupported, AlwaysSupported);
+ AddUnsizedFormat(&map, GL_RGB, GL_RGB, RequireES<2>, RequireES<2>, AlwaysSupported);
+ AddUnsizedFormat(&map, GL_RGBA, GL_RGBA, RequireES<2>, RequireES<2>, AlwaysSupported);
+ AddUnsizedFormat(&map, GL_RED_INTEGER, GL_RED_INTEGER, RequireES<3>, NeverSupported, NeverSupported );
+ AddUnsizedFormat(&map, GL_RG_INTEGER, GL_RG_INTEGER, RequireES<3>, NeverSupported, NeverSupported );
+ AddUnsizedFormat(&map, GL_RGB_INTEGER, GL_RGB_INTEGER, RequireES<3>, NeverSupported, NeverSupported );
+ AddUnsizedFormat(&map, GL_RGBA_INTEGER, GL_RGBA_INTEGER, RequireES<3>, NeverSupported, NeverSupported );
+ AddUnsizedFormat(&map, GL_BGRA_EXT, GL_BGRA_EXT, RequireExt<&Extensions::textureFormatBGRA8888>, RequireExt<&Extensions::textureFormatBGRA8888>, AlwaysSupported);
+ AddUnsizedFormat(&map, GL_DEPTH_COMPONENT, GL_DEPTH_COMPONENT, RequireES<2>, RequireES<2>, AlwaysSupported);
+ AddUnsizedFormat(&map, GL_DEPTH_STENCIL, GL_DEPTH_STENCIL, RequireESOrExt<3, &Extensions::packedDepthStencil>, RequireESOrExt<3, &Extensions::packedDepthStencil>, AlwaysSupported);
+ AddUnsizedFormat(&map, GL_SRGB_EXT, GL_RGB, RequireESOrExt<3, &Extensions::sRGB>, NeverSupported, AlwaysSupported);
+ AddUnsizedFormat(&map, GL_SRGB_ALPHA_EXT, GL_RGBA, RequireESOrExt<3, &Extensions::sRGB>, RequireESOrExt<3, &Extensions::sRGB>, AlwaysSupported);
// Compressed formats, From ES 3.0.1 spec, table 3.16
- // | Internal format | |W |H | BS |CC| Format | Type | SRGB | Supported | Renderable | Filterable |
- map.insert(InternalFormatInfoPair(GL_COMPRESSED_R11_EAC, CompressedFormat(4, 4, 64, 1, GL_COMPRESSED_R11_EAC, GL_UNSIGNED_BYTE, false, RequireES<3, 0>, NeverSupported, AlwaysSupported)));
- map.insert(InternalFormatInfoPair(GL_COMPRESSED_SIGNED_R11_EAC, CompressedFormat(4, 4, 64, 1, GL_COMPRESSED_SIGNED_R11_EAC, GL_UNSIGNED_BYTE, false, RequireES<3, 0>, NeverSupported, AlwaysSupported)));
- map.insert(InternalFormatInfoPair(GL_COMPRESSED_RG11_EAC, CompressedFormat(4, 4, 128, 2, GL_COMPRESSED_RG11_EAC, GL_UNSIGNED_BYTE, false, RequireES<3, 0>, NeverSupported, AlwaysSupported)));
- map.insert(InternalFormatInfoPair(GL_COMPRESSED_SIGNED_RG11_EAC, CompressedFormat(4, 4, 128, 2, GL_COMPRESSED_SIGNED_RG11_EAC, GL_UNSIGNED_BYTE, false, RequireES<3, 0>, NeverSupported, AlwaysSupported)));
- map.insert(InternalFormatInfoPair(GL_COMPRESSED_RGB8_ETC2, CompressedFormat(4, 4, 64, 3, GL_COMPRESSED_RGB8_ETC2, GL_UNSIGNED_BYTE, false, RequireES<3, 0>, NeverSupported, AlwaysSupported)));
- map.insert(InternalFormatInfoPair(GL_COMPRESSED_SRGB8_ETC2, CompressedFormat(4, 4, 64, 3, GL_COMPRESSED_SRGB8_ETC2, GL_UNSIGNED_BYTE, true, RequireES<3, 0>, NeverSupported, AlwaysSupported)));
- map.insert(InternalFormatInfoPair(GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2, CompressedFormat(4, 4, 64, 3, GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2, GL_UNSIGNED_BYTE, false, RequireES<3, 0>, NeverSupported, AlwaysSupported)));
- map.insert(InternalFormatInfoPair(GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2, CompressedFormat(4, 4, 64, 3, GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2, GL_UNSIGNED_BYTE, true, RequireES<3, 0>, NeverSupported, AlwaysSupported)));
- map.insert(InternalFormatInfoPair(GL_COMPRESSED_RGBA8_ETC2_EAC, CompressedFormat(4, 4, 128, 4, GL_COMPRESSED_RGBA8_ETC2_EAC, GL_UNSIGNED_BYTE, false, RequireES<3, 0>, NeverSupported, AlwaysSupported)));
- map.insert(InternalFormatInfoPair(GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, CompressedFormat(4, 4, 128, 4, GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, GL_UNSIGNED_BYTE, true, RequireES<3, 0>, NeverSupported, AlwaysSupported)));
+ // | Internal format | |W |H | BS |CC| Format | Type | SRGB | Supported | Renderable | Filterable |
+ map.insert(InternalFormatInfoPair(GL_COMPRESSED_R11_EAC, CompressedFormat(4, 4, 64, 1, GL_COMPRESSED_R11_EAC, GL_UNSIGNED_BYTE, false, RequireES<3>, NeverSupported, AlwaysSupported)));
+ map.insert(InternalFormatInfoPair(GL_COMPRESSED_SIGNED_R11_EAC, CompressedFormat(4, 4, 64, 1, GL_COMPRESSED_SIGNED_R11_EAC, GL_UNSIGNED_BYTE, false, RequireES<3>, NeverSupported, AlwaysSupported)));
+ map.insert(InternalFormatInfoPair(GL_COMPRESSED_RG11_EAC, CompressedFormat(4, 4, 128, 2, GL_COMPRESSED_RG11_EAC, GL_UNSIGNED_BYTE, false, RequireES<3>, NeverSupported, AlwaysSupported)));
+ map.insert(InternalFormatInfoPair(GL_COMPRESSED_SIGNED_RG11_EAC, CompressedFormat(4, 4, 128, 2, GL_COMPRESSED_SIGNED_RG11_EAC, GL_UNSIGNED_BYTE, false, RequireES<3>, NeverSupported, AlwaysSupported)));
+ map.insert(InternalFormatInfoPair(GL_COMPRESSED_RGB8_ETC2, CompressedFormat(4, 4, 64, 3, GL_COMPRESSED_RGB8_ETC2, GL_UNSIGNED_BYTE, false, RequireES<3>, NeverSupported, AlwaysSupported)));
+ map.insert(InternalFormatInfoPair(GL_COMPRESSED_SRGB8_ETC2, CompressedFormat(4, 4, 64, 3, GL_COMPRESSED_SRGB8_ETC2, GL_UNSIGNED_BYTE, true, RequireES<3>, NeverSupported, AlwaysSupported)));
+ map.insert(InternalFormatInfoPair(GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2, CompressedFormat(4, 4, 64, 3, GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2, GL_UNSIGNED_BYTE, false, RequireES<3>, NeverSupported, AlwaysSupported)));
+ map.insert(InternalFormatInfoPair(GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2, CompressedFormat(4, 4, 64, 3, GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2, GL_UNSIGNED_BYTE, true, RequireES<3>, NeverSupported, AlwaysSupported)));
+ map.insert(InternalFormatInfoPair(GL_COMPRESSED_RGBA8_ETC2_EAC, CompressedFormat(4, 4, 128, 4, GL_COMPRESSED_RGBA8_ETC2_EAC, GL_UNSIGNED_BYTE, false, RequireES<3>, NeverSupported, AlwaysSupported)));
+ map.insert(InternalFormatInfoPair(GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, CompressedFormat(4, 4, 128, 4, GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, GL_UNSIGNED_BYTE, true, RequireES<3>, NeverSupported, AlwaysSupported)));
// From GL_EXT_texture_compression_dxt1
// | Internal format | |W |H | BS |CC| Format | Type | SRGB | Supported | Renderable | Filterable |
@@ -600,11 +712,11 @@ static InternalFormatInfoMap BuildInternalFormatInfoMap()
// - 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 |D |S |X | Format | Type | Component type | Supported | Renderable | Filterable |
- AddDepthStencilFormat(&map, GL_STENCIL_INDEX8, 0, 8, 0, GL_STENCIL, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireES<2, 0>, RequireES<2, 0>, NeverSupported);
+ // | Internal format |D |S |X | Format | Type | Component type | Supported | Renderable | Filterable |
+ AddDepthStencilFormat(&map, GL_STENCIL_INDEX8, 0, 8, 0, GL_STENCIL, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireES<2>, RequireES<2>, NeverSupported);
// From GL_ANGLE_lossy_etc_decode
- map.insert(InternalFormatInfoPair(GL_ETC1_RGB8_LOSSY_DECODE_ANGLE, CompressedFormat(4, 4, 64, 3, GL_ETC1_RGB8_LOSSY_DECODE_ANGLE, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::lossyETCDecode>, NeverSupported, AlwaysSupported)));
+ map.insert(InternalFormatInfoPair(GL_ETC1_RGB8_LOSSY_DECODE_ANGLE, CompressedFormat(4, 4, 64, 3, GL_ETC1_RGB8_OES, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::lossyETCDecode>, NeverSupported, AlwaysSupported)));
// From GL_EXT_texture_norm16
// | Internal format | R | G | B | A |S | Format | Type | Component type | SRGB | Texture supported | Renderable | Filterable |
@@ -714,23 +826,28 @@ const InternalFormat &GetInternalFormatInfo(GLenum internalFormat)
else
{
static const InternalFormat defaultInternalFormat;
+ UNREACHABLE();
return defaultInternalFormat;
}
}
-ErrorOrResult<GLuint> InternalFormat::computeRowPitch(GLsizei width,
- GLint alignment,
- GLint rowLength) const
+gl::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(Extents(width, 1, 1));
+ return computeCompressedImageSize(formatType, gl::Extents(width, 1, 1));
}
+ const auto &typeInfo = GetTypeInfo(formatType);
+ CheckedNumeric<GLuint> checkedComponents(typeInfo.specialInterpretation ? 1u : componentCount);
+ CheckedNumeric<GLuint> checkedTypeBytes(typeInfo.bytes);
CheckedNumeric<GLuint> checkedWidth(rowLength > 0 ? rowLength : width);
- CheckedNumeric<GLuint> checkedRowBytes = checkedWidth * pixelBytes;
+ CheckedNumeric<GLuint> checkedRowBytes = checkedWidth * checkedComponents * checkedTypeBytes;
ASSERT(alignment > 0 && isPow2(alignment));
CheckedNumeric<GLuint> checkedAlignment(alignment);
@@ -739,31 +856,26 @@ ErrorOrResult<GLuint> InternalFormat::computeRowPitch(GLsizei width,
return aligned.ValueOrDie();
}
-ErrorOrResult<GLuint> InternalFormat::computeDepthPitch(GLsizei height,
- GLint imageHeight,
- GLuint rowPitch)
+gl::ErrorOrResult<GLuint> InternalFormat::computeDepthPitch(GLenum formatType,
+ GLsizei width,
+ GLsizei height,
+ GLint alignment,
+ GLint rowLength,
+ GLint imageHeight) const
{
GLuint rows =
(imageHeight > 0 ? static_cast<GLuint>(imageHeight) : static_cast<GLuint>(height));
- CheckedNumeric<GLuint> checkedRowPitch(rowPitch);
+ GLuint rowPitch = 0;
+ ANGLE_TRY_RESULT(computeRowPitch(formatType, width, alignment, rowLength), rowPitch);
+ CheckedNumeric<GLuint> checkedRowPitch(rowPitch);
auto depthPitch = checkedRowPitch * rows;
ANGLE_TRY_CHECKED_MATH(depthPitch);
return depthPitch.ValueOrDie();
}
-ErrorOrResult<GLuint> InternalFormat::computeDepthPitch(GLsizei width,
- GLsizei height,
- GLint alignment,
- GLint rowLength,
- GLint imageHeight) const
-{
- GLuint rowPitch = 0;
- ANGLE_TRY_RESULT(computeRowPitch(width, alignment, rowLength), rowPitch);
- return computeDepthPitch(height, imageHeight, rowPitch);
-}
-
-ErrorOrResult<GLuint> InternalFormat::computeCompressedImageSize(const Extents &size) const
+gl::ErrorOrResult<GLuint> InternalFormat::computeCompressedImageSize(GLenum formatType,
+ const gl::Extents &size) const
{
CheckedNumeric<GLuint> checkedWidth(size.width);
CheckedNumeric<GLuint> checkedHeight(size.height);
@@ -779,19 +891,21 @@ ErrorOrResult<GLuint> InternalFormat::computeCompressedImageSize(const Extents &
return bytes.ValueOrDie();
}
-ErrorOrResult<GLuint> InternalFormat::computeSkipBytes(GLuint rowPitch,
- GLuint depthPitch,
- const PixelStoreStateBase &state,
- bool is3D) const
+gl::ErrorOrResult<GLuint> InternalFormat::computeSkipBytes(GLuint rowPitch,
+ GLuint depthPitch,
+ GLint skipImages,
+ GLint skipRows,
+ GLint skipPixels,
+ bool applySkipImages) 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> checkedSkipImages(static_cast<GLuint>(skipImages));
+ CheckedNumeric<GLuint> checkedSkipRows(static_cast<GLuint>(skipRows));
+ CheckedNumeric<GLuint> checkedSkipPixels(static_cast<GLuint>(skipPixels));
CheckedNumeric<GLuint> checkedPixelBytes(pixelBytes);
auto checkedSkipImagesBytes = checkedSkipImages * checkedDepthPitch;
- if (!is3D)
+ if (!applySkipImages)
{
checkedSkipImagesBytes = 0;
}
@@ -801,48 +915,34 @@ ErrorOrResult<GLuint> InternalFormat::computeSkipBytes(GLuint rowPitch,
return skipBytes.ValueOrDie();
}
-ErrorOrResult<GLuint> InternalFormat::computePackUnpackEndByte(const Extents &size,
- const PixelStoreStateBase &state,
- bool is3D) const
+gl::ErrorOrResult<GLuint> InternalFormat::computeUnpackSize(
+ GLenum formatType,
+ const gl::Extents &size,
+ const gl::PixelUnpackState &unpack) const
{
- GLuint rowPitch = 0;
- ANGLE_TRY_RESULT(computeRowPitch(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;
+ // Compressed images do not use unpack parameters.
if (compressed)
{
- ANGLE_TRY_RESULT(computeCompressedImageSize(size), checkedCopyBytes);
+ return computeCompressedImageSize(formatType, size);
}
- else if (size.height != 0 && (!is3D || size.depth != 0))
- {
- CheckedNumeric<GLuint> bytes = pixelBytes;
- checkedCopyBytes += size.width * bytes;
- CheckedNumeric<GLuint> heightMinusOne = size.height - 1;
- checkedCopyBytes += heightMinusOne * rowPitch;
+ base::CheckedNumeric<GLuint> checkedGroups(unpack.rowLength > 0 ? unpack.rowLength
+ : size.width);
+ base::CheckedNumeric<GLuint> checkedRows(unpack.imageHeight > 0 ? unpack.imageHeight
+ : size.height);
- if (is3D)
- {
- CheckedNumeric<GLuint> depthMinusOne = size.depth - 1;
- checkedCopyBytes += depthMinusOne * depthPitch;
- }
- }
+ // Compute the groups of all the layers in (0,depth-1)
+ auto layerGroups = checkedGroups * checkedRows * (size.depth - 1);
+
+ // Compute the groups in the last layer (for non-3D textures, the only one)
+ auto lastLayerGroups = checkedGroups * (size.height - 1) + size.width;
- CheckedNumeric<GLuint> checkedSkipBytes = 0;
- ANGLE_TRY_RESULT(computeSkipBytes(rowPitch, depthPitch, state, is3D),
- checkedSkipBytes);
+ // The total size is the sum times the bytes per pixel.
+ auto totalSize = (layerGroups + lastLayerGroups) * pixelBytes;
- CheckedNumeric<GLuint> endByte = checkedCopyBytes + checkedSkipBytes;
+ ANGLE_TRY_CHECKED_MATH(totalSize);
- ANGLE_TRY_CHECKED_MATH(endByte);
- return endByte.ValueOrDie();
+ return totalSize.ValueOrDie();
}
GLenum GetSizedInternalFormat(GLenum internalFormat, GLenum type)
generated by cgit v1.2.3 (git 2.26.2) at 2024-11-17 04:23:20 +0000