diff options
| author | Giuseppe D'Angelo <giuseppe.dangelo@kdab.com> | 2014-11-13 12:54:35 +0100 |
|---|---|---|
| committer | Sean Harmer <sean.harmer@kdab.com> | 2014-11-14 20:31:44 +0100 |
| commit | c0b4e9076b7d62b1fbb1ea8c5983cf3814e0e2dd (patch) | |
| tree | 93b69e90611dce8c8ed6c91b95b8a676987e7448 /src/gui/opengl/qopengltexture.cpp | |
| parent | 8aceadba1f1acd27f9f445874985e9812cfc7b2d (diff) | |
QOpenGLTexture: introduce support for Ericsson compressed formats
OpenGL 4.3 and OpenGL ES 3.0 have support for these formats
out of the box.
See http://en.wikipedia.org/wiki/Ericsson_Texture_Compression
Change-Id: I661f05b9872f3aa128e39cec64df094a79736555
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>
Diffstat (limited to 'src/gui/opengl/qopengltexture.cpp')
| -rw-r--r-- | src/gui/opengl/qopengltexture.cpp | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/src/gui/opengl/qopengltexture.cpp b/src/gui/opengl/qopengltexture.cpp index 6f0eb17397..285e8cc8a7 100644 --- a/src/gui/opengl/qopengltexture.cpp +++ b/src/gui/opengl/qopengltexture.cpp @@ -384,6 +384,16 @@ static bool isSizedTextureFormat(QOpenGLTexture::TextureFormat internalFormat) case QOpenGLTexture::SRGB_Alpha_DXT3: case QOpenGLTexture::SRGB_Alpha_DXT5: case QOpenGLTexture::SRGB_BP_UNorm: + case QOpenGLTexture::R11_EAC_UNorm: + case QOpenGLTexture::R11_EAC_SNorm: + case QOpenGLTexture::RG11_EAC_UNorm: + case QOpenGLTexture::RG11_EAC_SNorm: + case QOpenGLTexture::RGB8_ETC2: + case QOpenGLTexture::SRGB8_ETC2: + case QOpenGLTexture::RGB8_PunchThrough_Alpha1_ETC2: + case QOpenGLTexture::SRGB8_PunchThrough_Alpha1_ETC2: + case QOpenGLTexture::RGBA8_ETC2_EAC: + case QOpenGLTexture::SRGB8_Alpha8_ETC2_EAC: return true; case QOpenGLTexture::DepthFormat: @@ -510,6 +520,24 @@ static QOpenGLTexture::PixelFormat pixelFormatCompatibleWithInternalFormat(QOpen case QOpenGLTexture::SRGB_BP_UNorm: return QOpenGLTexture::RGBA; + case QOpenGLTexture::R11_EAC_UNorm: + case QOpenGLTexture::R11_EAC_SNorm: + return QOpenGLTexture::Red; + + case QOpenGLTexture::RG11_EAC_UNorm: + case QOpenGLTexture::RG11_EAC_SNorm: + return QOpenGLTexture::RG; + + case QOpenGLTexture::RGB8_ETC2: + case QOpenGLTexture::SRGB8_ETC2: + case QOpenGLTexture::RGB8_PunchThrough_Alpha1_ETC2: + case QOpenGLTexture::SRGB8_PunchThrough_Alpha1_ETC2: + return QOpenGLTexture::RGB; + + case QOpenGLTexture::RGBA8_ETC2_EAC: + case QOpenGLTexture::SRGB8_Alpha8_ETC2_EAC: + return QOpenGLTexture::RGBA; + case QOpenGLTexture::DepthFormat: return QOpenGLTexture::Depth; @@ -627,6 +655,16 @@ static QOpenGLTexture::PixelType pixelTypeCompatibleWithInternalFormat(QOpenGLTe case QOpenGLTexture::SRGB_Alpha_DXT3: case QOpenGLTexture::SRGB_Alpha_DXT5: case QOpenGLTexture::SRGB_BP_UNorm: + case QOpenGLTexture::R11_EAC_UNorm: + case QOpenGLTexture::R11_EAC_SNorm: + case QOpenGLTexture::RG11_EAC_UNorm: + case QOpenGLTexture::RG11_EAC_SNorm: + case QOpenGLTexture::RGB8_ETC2: + case QOpenGLTexture::SRGB8_ETC2: + case QOpenGLTexture::RGB8_PunchThrough_Alpha1_ETC2: + case QOpenGLTexture::SRGB8_PunchThrough_Alpha1_ETC2: + case QOpenGLTexture::RGBA8_ETC2_EAC: + case QOpenGLTexture::SRGB8_Alpha8_ETC2_EAC: return QOpenGLTexture::UInt8; case QOpenGLTexture::DepthFormat: @@ -1630,6 +1668,16 @@ QOpenGLTexture *QOpenGLTexturePrivate::createTextureView(QOpenGLTexture::Target \value RGB_BP_UNSIGNED_FLOAT Equivalent to GL_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_ARB \value RGB_BP_SIGNED_FLOAT Equivalent to GL_COMPRESSED_RGB_BPTC_SIGNED_FLOAT_ARB \value RGB_BP_UNorm Equivalent to GL_COMPRESSED_RGBA_BPTC_UNORM_ARB + \value R11_EAC_UNorm Equivalent to GL_COMPRESSED_R11_EAC + \value R11_EAC_SNorm Equivalent to GL_COMPRESSED_SIGNED_R11_EAC + \value RG11_EAC_UNorm Equivalent to GL_COMPRESSED_RG11_EAC + \value RG11_EAC_SNorm Equivalent to GL_COMPRESSED_SIGNED_RG11_EAC + \value RGB8_ETC2 Equivalent to GL_COMPRESSED_RGB8_ETC2 + \value SRGB8_ETC2 Equivalent to GL_COMPRESSED_SRGB8_ETC2 + \value RGB8_PunchThrough_Alpha1_ETC2 Equivalent to GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2 + \value SRGB8_PunchThrough_Alpha1_ETC2 Equivalent to GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2 + \value RGBA8_ETC2_EAC Equivalent to GL_COMPRESSED_RGBA8_ETC2_EAC + \value SRGB8_Alpha8_ETC2_EAC Equivalent to GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC \value SRGB8 Equivalent to GL_SRGB8 \value SRGB8_Alpha8 Equivalent to GL_SRGB8_ALPHA8 @@ -2155,6 +2203,16 @@ void QOpenGLTexture::setFormat(TextureFormat format) d->formatClass = FormatClass_S3TC_DXT5_RGBA; break; + case QOpenGLTexture::R11_EAC_UNorm: + case QOpenGLTexture::R11_EAC_SNorm: + case QOpenGLTexture::RG11_EAC_UNorm: + case QOpenGLTexture::RG11_EAC_SNorm: + case QOpenGLTexture::RGB8_ETC2: + case QOpenGLTexture::SRGB8_ETC2: + case QOpenGLTexture::RGB8_PunchThrough_Alpha1_ETC2: + case QOpenGLTexture::SRGB8_PunchThrough_Alpha1_ETC2: + case QOpenGLTexture::RGBA8_ETC2_EAC: + case QOpenGLTexture::SRGB8_Alpha8_ETC2_EAC: case RG3B2: case R5G6B5: case RGB5A1: |