diff options
Diffstat (limited to 'indra/llrender/llimagegl.cpp')
| -rw-r--r-- | indra/llrender/llimagegl.cpp | 43 |
1 files changed, 38 insertions, 5 deletions
diff --git a/indra/llrender/llimagegl.cpp b/indra/llrender/llimagegl.cpp index 78591ddd38..17131c9d8a 100644 --- a/indra/llrender/llimagegl.cpp +++ b/indra/llrender/llimagegl.cpp @@ -57,6 +57,7 @@ BOOL LLImageGL::sGlobalUseAnisotropic = FALSE; F32 LLImageGL::sLastFrameTime = 0.f; BOOL LLImageGL::sAllowReadBackRaw = FALSE ; LLImageGL* LLImageGL::sDefaultGLTexture = NULL ; +bool LLImageGL::sCompressTextures = false; std::set<LLImageGL*> LLImageGL::sImageList; @@ -477,6 +478,8 @@ void LLImageGL::init(BOOL usemipmaps) mDiscardLevelInAtlas = -1 ; mTexelsInAtlas = 0 ; mTexelsInGLTexture = 0 ; + + mAllowCompression = true; mTarget = GL_TEXTURE_2D; mBindTarget = LLTexUnit::TT_TEXTURE; @@ -705,7 +708,7 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips) stop_glerror(); } - LLImageGL::setManualImage(mTarget, gl_level, mFormatInternal, w, h, mFormatPrimary, GL_UNSIGNED_BYTE, (GLvoid*)data_in); + LLImageGL::setManualImage(mTarget, gl_level, mFormatInternal, w, h, mFormatPrimary, GL_UNSIGNED_BYTE, (GLvoid*)data_in, mAllowCompression); if (gl_level == 0) { analyzeAlpha(data_in, w, h); @@ -747,7 +750,7 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips) LLImageGL::setManualImage(mTarget, 0, mFormatInternal, w, h, mFormatPrimary, mFormatType, - data_in); + data_in, mAllowCompression); analyzeAlpha(data_in, w, h); stop_glerror(); @@ -805,7 +808,7 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips) stop_glerror(); } - LLImageGL::setManualImage(mTarget, m, mFormatInternal, w, h, mFormatPrimary, mFormatType, cur_mip_data); + LLImageGL::setManualImage(mTarget, m, mFormatInternal, w, h, mFormatPrimary, mFormatType, cur_mip_data, mAllowCompression); if (m == 0) { analyzeAlpha(data_in, w, h); @@ -863,7 +866,7 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips) } LLImageGL::setManualImage(mTarget, 0, mFormatInternal, w, h, - mFormatPrimary, mFormatType, (GLvoid *)data_in); + mFormatPrimary, mFormatType, (GLvoid *)data_in, mAllowCompression); analyzeAlpha(data_in, w, h); updatePickMask(w, h, data_in); @@ -1110,7 +1113,7 @@ void LLImageGL::deleteTextures(S32 numTextures, U32 *textures, bool immediate) } // static -void LLImageGL::setManualImage(U32 target, S32 miplevel, S32 intformat, S32 width, S32 height, U32 pixformat, U32 pixtype, const void *pixels) +void LLImageGL::setManualImage(U32 target, S32 miplevel, S32 intformat, S32 width, S32 height, U32 pixformat, U32 pixtype, const void *pixels, bool allow_compression) { bool use_scratch = false; U32* scratch = NULL; @@ -1173,6 +1176,36 @@ void LLImageGL::setManualImage(U32 target, S32 miplevel, S32 intformat, S32 widt } } + if (LLImageGL::sCompressTextures && allow_compression) + { + switch (intformat) + { + case GL_RGB: + case GL_RGB8: + intformat = GL_COMPRESSED_RGB; + break; + case GL_RGBA: + case GL_RGBA8: + intformat = GL_COMPRESSED_RGBA; + break; + case GL_LUMINANCE: + case GL_LUMINANCE8: + intformat = GL_COMPRESSED_LUMINANCE; + break; + case GL_LUMINANCE_ALPHA: + case GL_LUMINANCE8_ALPHA8: + intformat = GL_COMPRESSED_LUMINANCE_ALPHA; + break; + case GL_ALPHA: + case GL_ALPHA8: + intformat = GL_COMPRESSED_ALPHA; + break; + default: + llwarns << "Could not compress format: " << std::hex << intformat << llendl; + break; + } + } + stop_glerror(); glTexImage2D(target, miplevel, intformat, width, height, 0, pixformat, pixtype, use_scratch ? scratch : pixels); stop_glerror(); |