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Commit 1024f382 by Geoff Lang
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Revert "Support GL_ETC1_RGB8_OES in the OpenGL renderer."

Failing some ES2 dEQP tests. This reverts commit 4aba0b90. Change-Id: Ie39055872d25bce0f387e9e983ebab648c0493f0 Reviewed-on: https://chromium-review.googlesource.com/298972Reviewed-by: 's avatarGeoff Lang <geofflang@chromium.org> Tested-by: 's avatarGeoff Lang <geofflang@chromium.org>
parent 8bbeabc1
Showing with 12 additions and 53 deletions
src/libANGLE/Caps.h
......@@ -80,7 +80,6 @@ struct Extensions
// GL_OES_texture_float, GL_OES_texture_float_linear
// GL_EXT_texture_rg
// GL_EXT_texture_compression_dxt1, GL_ANGLE_texture_compression_dxt3, GL_ANGLE_texture_compression_dxt5
// GL_OES_compressed_ETC1_RGB8_texture
// GL_EXT_sRGB
// GL_ANGLE_depth_texture
// GL_EXT_color_buffer_float
......@@ -139,10 +138,6 @@ struct Extensions
bool textureCompressionDXT3;
bool textureCompressionDXT5;
// GL_OES_compressed_ETC1_RGB8_texture
// Implies that TextureCaps for GL_ETC1_RGB8_OES exist
bool compressedETC1RGB8Texture;
// GL_EXT_sRGB
// Implies that TextureCaps for GL_SRGB8_ALPHA8 and GL_SRGB8 exist
// TODO: Don't advertise this extension in ES3
......
src/libANGLE/formatutils.cpp
......@@ -459,18 +459,15 @@ static InternalFormatInfoMap BuildInternalFormatInfoMap()
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 |
map.insert(InternalFormatInfoPair(GL_COMPRESSED_RGB_S3TC_DXT1_EXT, CompressedFormat(4, 4, 64, 3, GL_COMPRESSED_RGB_S3TC_DXT1_EXT, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::textureCompressionDXT1>, NeverSupported, AlwaysSupported)));
map.insert(InternalFormatInfoPair(GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, CompressedFormat(4, 4, 64, 4, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::textureCompressionDXT1>, NeverSupported, AlwaysSupported)));
// | Internal format | |W |H | BS |CC| Format | Type | SRGB | Supported | Renderable | Filterable |
map.insert(InternalFormatInfoPair(GL_COMPRESSED_RGB_S3TC_DXT1_EXT, CompressedFormat(4, 4, 64, 3, GL_COMPRESSED_RGB_S3TC_DXT1_EXT, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::textureCompressionDXT1>, NeverSupported, AlwaysSupported)));
map.insert(InternalFormatInfoPair(GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, CompressedFormat(4, 4, 64, 4, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::textureCompressionDXT1>, NeverSupported, AlwaysSupported)));
// From GL_ANGLE_texture_compression_dxt3
map.insert(InternalFormatInfoPair(GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, CompressedFormat(4, 4, 128, 4, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::textureCompressionDXT5>, NeverSupported, AlwaysSupported)));
map.insert(InternalFormatInfoPair(GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, CompressedFormat(4, 4, 128, 4, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::textureCompressionDXT5>, NeverSupported, AlwaysSupported)));
// From GL_ANGLE_texture_compression_dxt5
map.insert(InternalFormatInfoPair(GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, CompressedFormat(4, 4, 128, 4, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::textureCompressionDXT5>, NeverSupported, AlwaysSupported)));
// From GL_OES_compressed_ETC1_RGB8_texture
map.insert(InternalFormatInfoPair(GL_ETC1_RGB8_OES, CompressedFormat(4, 4, 64, 3, GL_ETC1_RGB8_OES, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::compressedETC1RGB8Texture>, NeverSupported, AlwaysSupported)));
map.insert(InternalFormatInfoPair(GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, CompressedFormat(4, 4, 128, 4, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, GL_UNSIGNED_BYTE, false, RequireExt<&Extensions::textureCompressionDXT5>, 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
......
src/libANGLE/renderer/gl/formatutilsgl.cpp
......@@ -237,19 +237,15 @@ static InternalFormatInfoMap BuildInternalFormatInfoMap()
InsertFormatMapping(&map, GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, VersionOrExts(4, 3, "GL_ARB_ES3_compatibility"), Always(), Never(), VersionOnly(3, 0), Always(), Never());
// From GL_EXT_texture_compression_dxt1
// | Format | OpenGL texture support | Filter | Render | OpenGL ES texture support | Filter | Render |
InsertFormatMapping(&map, GL_COMPRESSED_RGB_S3TC_DXT1_EXT, ExtsOnly("GL_EXT_texture_compression_s3tc"), Always(), Never(), ExtsOnly("GL_EXT_texture_compression_dxt1"), Always(), Never());
InsertFormatMapping(&map, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, ExtsOnly("GL_EXT_texture_compression_s3tc"), Always(), Never(), ExtsOnly("GL_EXT_texture_compression_dxt1"), Always(), Never());
// | Format | OpenGL texture support | Filter | Render | OpenGL ES texture support | Filter | Render |
InsertFormatMapping(&map, GL_COMPRESSED_RGB_S3TC_DXT1_EXT, ExtsOnly("GL_EXT_texture_compression_s3tc"), Always(), Never(), ExtsOnly("GL_EXT_texture_compression_dxt1"), Always(), Never());
InsertFormatMapping(&map, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, ExtsOnly("GL_EXT_texture_compression_s3tc"), Always(), Never(), ExtsOnly("GL_EXT_texture_compression_dxt1"), Always(), Never());
// From GL_ANGLE_texture_compression_dxt3
InsertFormatMapping(&map, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, ExtsOnly("GL_EXT_texture_compression_s3tc"), Always(), Never(), ExtsOnly("GL_ANGLE_texture_compression_dxt3"), Always(), Never());
InsertFormatMapping(&map, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, ExtsOnly("GL_EXT_texture_compression_s3tc"), Always(), Never(), ExtsOnly("GL_ANGLE_texture_compression_dxt3"), Always(), Never());
// From GL_ANGLE_texture_compression_dxt5
InsertFormatMapping(&map, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, ExtsOnly("GL_EXT_texture_compression_s3tc"), Always(), Never(), ExtsOnly("GL_ANGLE_texture_compression_dxt5"), Always(), Never());
// From GL_ETC1_RGB8_OES
InsertFormatMapping(&map, GL_ETC1_RGB8_OES, VersionOrExts(4, 3, "GL_ARB_ES3_compatibility"), Always(), Never(), VersionOrExts(3, 0, "GL_ETC1_RGB8_OES"), Always(), Never());
InsertFormatMapping(&map, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, ExtsOnly("GL_EXT_texture_compression_s3tc"), Always(), Never(), ExtsOnly("GL_ANGLE_texture_compression_dxt5"), Always(), Never());
// clang-format on
return map;
......@@ -386,35 +382,6 @@ static GLenum GetNativeFormat(const FunctionsGL *functions,
return result;
}
static GLenum GetNativeCompressedFormat(const FunctionsGL *functions,
const WorkaroundsGL &workarounds,
GLenum format)
{
GLenum result = format;
if (functions->standard == STANDARD_GL_DESKTOP)
{
if (format == GL_ETC1_RGB8_OES)
{
// GL_ETC1_RGB8_OES is not available in any desktop GL extension but the compression
// format is forwards compatible so just use the ETC2 format.
result = GL_COMPRESSED_RGB8_ETC2;
}
}
if (functions->isAtLeastGLES(gl::Version(3, 0)))
{
if (format == GL_ETC1_RGB8_OES)
{
// Pass GL_COMPRESSED_RGB8_ETC2 as the target format in ES3 and higher because it
// becomes a core format.
result = GL_COMPRESSED_RGB8_ETC2;
}
}
return result;
}
static GLenum GetNativeType(const FunctionsGL *functions,
const WorkaroundsGL &workarounds,
GLenum type)
......@@ -472,7 +439,7 @@ CompressedTexImageFormat GetCompressedTexImageFormat(const FunctionsGL *function
GLenum internalFormat)
{
CompressedTexImageFormat result;
result.internalFormat = GetNativeCompressedFormat(functions, workarounds, internalFormat);
result.internalFormat = internalFormat;
return result;
}
......@@ -481,7 +448,7 @@ CompressedTexSubImageFormat GetCompressedSubTexImageFormat(const FunctionsGL *fu
GLenum format)
{
CompressedTexSubImageFormat result;
result.format = GetNativeCompressedFormat(functions, workarounds, format);
result.format = format;
return result;
}
......
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