diff options
-rw-r--r-- | indra/llrender/llgl.cpp | 64 | ||||
-rw-r--r-- | indra/llrender/llgl.h | 37 | ||||
-rw-r--r-- | indra/llrender/llglheaders.h | 58 | ||||
-rw-r--r-- | indra/llrender/llrender.cpp | 77 | ||||
-rw-r--r-- | indra/llrender/llrender.h | 46 |
5 files changed, 198 insertions, 84 deletions
diff --git a/indra/llrender/llgl.cpp b/indra/llrender/llgl.cpp index ec1bd353cb..4c256f4b06 100644 --- a/indra/llrender/llgl.cpp +++ b/indra/llrender/llgl.cpp @@ -2,25 +2,31 @@ * @file llgl.cpp * @brief LLGL implementation * - * $LicenseInfo:firstyear=2001&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2010, Linden Research, Inc. + * $LicenseInfo:firstyear=2001&license=viewergpl$ + * + * Copyright (c) 2001-2009, Linden Research, Inc. * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. + * Second Life Viewer Source Code + * The source code in this file ("Source Code") is provided by Linden Lab + * to you under the terms of the GNU General Public License, version 2.0 + * ("GPL"), unless you have obtained a separate licensing agreement + * ("Other License"), formally executed by you and Linden Lab. Terms of + * the GPL can be found in doc/GPL-license.txt in this distribution, or + * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. + * There are special exceptions to the terms and conditions of the GPL as + * it is applied to this Source Code. View the full text of the exception + * in the file doc/FLOSS-exception.txt in this software distribution, or + * online at + * http://secondlifegrid.net/programs/open_source/licensing/flossexception * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * By copying, modifying or distributing this software, you acknowledge + * that you have read and understood your obligations described above, + * and agree to abide by those obligations. * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO + * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, + * COMPLETENESS OR PERFORMANCE. * $/LicenseInfo$ */ @@ -179,6 +185,9 @@ PFNGLRENDERBUFFERSTORAGEMULTISAMPLEEXTPROC glRenderbufferStorageMultisampleEXT = // GL_EXT_framebuffer_blit PFNGLBLITFRAMEBUFFEREXTPROC glBlitFramebufferEXT = NULL; +// GL_EXT_blend_func_separate +PFNGLBLENDFUNCSEPARATEEXTPROC glBlendFuncSeparateEXT = NULL; + // GL_ARB_draw_buffers PFNGLDRAWBUFFERSARBPROC glDrawBuffersARB = NULL; @@ -318,6 +327,7 @@ LLGLManager::LLGLManager() : mHasCompressedTextures(FALSE), mHasFramebufferObject(FALSE), mHasFramebufferMultisample(FALSE), + mHasBlendFuncSeparate(FALSE), mHasVertexBufferObject(FALSE), mHasPBuffer(FALSE), @@ -627,6 +637,12 @@ void LLGLManager::initExtensions() #else mHasDrawBuffers = FALSE; # endif +# if GL_EXT_blend_func_separate + mHasBlendFuncSeparate = TRUE; +#else +#error XXXXXX + mHasBlendFuncSeparate = FALSE; +# endif mHasMipMapGeneration = FALSE; mHasSeparateSpecularColor = FALSE; mHasAnisotropic = FALSE; @@ -653,6 +669,7 @@ void LLGLManager::initExtensions() && ExtensionExists("GL_EXT_packed_depth_stencil", gGLHExts.mSysExts); mHasFramebufferMultisample = mHasFramebufferObject && ExtensionExists("GL_EXT_framebuffer_multisample", gGLHExts.mSysExts); mHasDrawBuffers = ExtensionExists("GL_ARB_draw_buffers", gGLHExts.mSysExts); + mHasBlendFuncSeparate = ExtensionExists("GL_EXT_blend_func_separate", gGLHExts.mSysExts); mHasTextureRectangle = ExtensionExists("GL_ARB_texture_rectangle", gGLHExts.mSysExts); #if !LL_DARWIN mHasPointParameters = !mIsATI && ExtensionExists("GL_ARB_point_parameters", gGLHExts.mSysExts); @@ -676,6 +693,7 @@ void LLGLManager::initExtensions() mHasFramebufferObject = FALSE; mHasFramebufferMultisample = FALSE; mHasDrawBuffers = FALSE; + mHasBlendFuncSeparate = FALSE; mHasMipMapGeneration = FALSE; mHasSeparateSpecularColor = FALSE; mHasAnisotropic = FALSE; @@ -700,6 +718,7 @@ void LLGLManager::initExtensions() mHasShaderObjects = FALSE; mHasVertexShader = FALSE; mHasFragmentShader = FALSE; + mHasBlendFuncSeparate = FALSE; LL_WARNS("RenderInit") << "GL extension support forced to SIMPLE level via LL_GL_BASICEXT" << LL_ENDL; } if (getenv("LL_GL_BLACKLIST")) /* Flawfinder: ignore */ @@ -728,7 +747,8 @@ void LLGLManager::initExtensions() if (strchr(blacklist,'r')) mHasDrawBuffers = FALSE;//S if (strchr(blacklist,'s')) mHasFramebufferMultisample = FALSE; if (strchr(blacklist,'t')) mHasTextureRectangle = FALSE; - + if (strchr(blacklist,'u')) mHasBlendFuncSeparate = FALSE;//S + } #endif // LL_LINUX || LL_SOLARIS @@ -776,6 +796,14 @@ void LLGLManager::initExtensions() { LL_INFOS("RenderInit") << "Couldn't initialize GL_ARB_fragment_shader" << LL_ENDL; } + if (!mHasBlendFuncSeparate) + { + LL_INFOS("RenderInit") << "Couldn't initialize GL_EXT_blend_func_separate" << LL_ENDL; + } + if (!mHasDrawBuffers) + { + LL_INFOS("RenderInit") << "Couldn't initialize GL_ARB_draw_buffers" << LL_ENDL; + } // Disable certain things due to known bugs if (mIsIntel && mHasMipMapGeneration) @@ -846,6 +874,10 @@ void LLGLManager::initExtensions() { glDrawBuffersARB = (PFNGLDRAWBUFFERSARBPROC) GLH_EXT_GET_PROC_ADDRESS("glDrawBuffersARB"); } + if (mHasBlendFuncSeparate) + { + glBlendFuncSeparateEXT = (PFNGLBLENDFUNCSEPARATEEXTPROC) GLH_EXT_GET_PROC_ADDRESS("glBlendFuncSeparateEXT"); + } #if (!LL_LINUX && !LL_SOLARIS) || LL_LINUX_NV_GL_HEADERS // This is expected to be a static symbol on Linux GL implementations, except if we use the nvidia headers - bah glDrawRangeElements = (PFNGLDRAWRANGEELEMENTSPROC)GLH_EXT_GET_PROC_ADDRESS("glDrawRangeElements"); diff --git a/indra/llrender/llgl.h b/indra/llrender/llgl.h index 46c57c7585..0c2da7dd08 100644 --- a/indra/llrender/llgl.h +++ b/indra/llrender/llgl.h @@ -2,25 +2,31 @@ * @file llgl.h * @brief LLGL definition * - * $LicenseInfo:firstyear=2001&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2010, Linden Research, Inc. + * $LicenseInfo:firstyear=2001&license=viewergpl$ + * + * Copyright (c) 2001-2009, Linden Research, Inc. * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. + * Second Life Viewer Source Code + * The source code in this file ("Source Code") is provided by Linden Lab + * to you under the terms of the GNU General Public License, version 2.0 + * ("GPL"), unless you have obtained a separate licensing agreement + * ("Other License"), formally executed by you and Linden Lab. Terms of + * the GPL can be found in doc/GPL-license.txt in this distribution, or + * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. + * There are special exceptions to the terms and conditions of the GPL as + * it is applied to this Source Code. View the full text of the exception + * in the file doc/FLOSS-exception.txt in this software distribution, or + * online at + * http://secondlifegrid.net/programs/open_source/licensing/flossexception * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * By copying, modifying or distributing this software, you acknowledge + * that you have read and understood your obligations described above, + * and agree to abide by those obligations. * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO + * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, + * COMPLETENESS OR PERFORMANCE. * $/LicenseInfo$ */ @@ -81,6 +87,7 @@ public: BOOL mHasCompressedTextures; BOOL mHasFramebufferObject; BOOL mHasFramebufferMultisample; + BOOL mHasBlendFuncSeparate; // ARB Extensions BOOL mHasVertexBufferObject; diff --git a/indra/llrender/llglheaders.h b/indra/llrender/llglheaders.h index 436c861ab4..f6d35bc766 100644 --- a/indra/llrender/llglheaders.h +++ b/indra/llrender/llglheaders.h @@ -2,25 +2,31 @@ * @file llglheaders.h * @brief LLGL definitions * - * $LicenseInfo:firstyear=2001&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2010, Linden Research, Inc. + * $LicenseInfo:firstyear=2001&license=viewergpl$ + * + * Copyright (c) 2001-2009, Linden Research, Inc. * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. + * Second Life Viewer Source Code + * The source code in this file ("Source Code") is provided by Linden Lab + * to you under the terms of the GNU General Public License, version 2.0 + * ("GPL"), unless you have obtained a separate licensing agreement + * ("Other License"), formally executed by you and Linden Lab. Terms of + * the GPL can be found in doc/GPL-license.txt in this distribution, or + * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. + * There are special exceptions to the terms and conditions of the GPL as + * it is applied to this Source Code. View the full text of the exception + * in the file doc/FLOSS-exception.txt in this software distribution, or + * online at + * http://secondlifegrid.net/programs/open_source/licensing/flossexception * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * By copying, modifying or distributing this software, you acknowledge + * that you have read and understood your obligations described above, + * and agree to abide by those obligations. * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO + * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, + * COMPLETENESS OR PERFORMANCE. * $/LicenseInfo$ */ @@ -210,6 +216,9 @@ extern PFNGLGETCOMPRESSEDTEXIMAGEARBPROC glGetCompressedTexImageARB; extern PFNGLCOLORTABLEEXTPROC glColorTableEXT; +//GL_EXT_blend_func_separate +extern PFNGLBLENDFUNCSEPARATEEXTPROC glBlendFuncSeparateEXT; + //GL_EXT_framebuffer_object extern PFNGLISRENDERBUFFEREXTPROC glIsRenderbufferEXT; extern PFNGLBINDRENDERBUFFEREXTPROC glBindRenderbufferEXT; @@ -243,7 +252,10 @@ extern PFNGLGENERATEMIPMAPEXTPROC glGenerateMipmapEXT; # include "GL/glh_extensions.h" # undef __APPLE__ -#elif LL_LINUX +#elif LL_LINUX +//---------------------------------------------------------------------------- +// LL_LINUX + //---------------------------------------------------------------------------- // Linux, MESA headers, but not necessarily assuming MESA runtime. // quotes so we get libraries/.../GL/ version @@ -279,6 +291,7 @@ extern PFNGLGENERATEMIPMAPEXTPROC glGenerateMipmapEXT; # define LL_LINUX_NV_GL_HEADERS 0 #endif // LL_LINUX && defined(WINGDIAPI) + #if LL_LINUX_NV_GL_HEADERS // Missing functions when using nvidia headers: extern PFNGLACTIVETEXTUREARBPROC glActiveTextureARB; @@ -439,6 +452,9 @@ extern PFNGLGETATTRIBLOCATIONARBPROC glGetAttribLocationARB; extern PFNGLCOMPRESSEDTEXIMAGE2DARBPROC glCompressedTexImage2DARB; extern PFNGLGETCOMPRESSEDTEXIMAGEARBPROC glGetCompressedTexImageARB; +//GL_EXT_blend_func_separate +extern PFNGLBLENDFUNCSEPARATEEXTPROC glBlendFuncSeparateEXT; + //GL_EXT_framebuffer_object extern PFNGLISRENDERBUFFEREXTPROC glIsRenderbufferEXT; extern PFNGLBINDRENDERBUFFEREXTPROC glBindRenderbufferEXT; @@ -467,7 +483,10 @@ extern PFNGLBLITFRAMEBUFFEREXTPROC glBlitFramebufferEXT; //GL_ARB_draw_buffers extern PFNGLDRAWBUFFERSARBPROC glDrawBuffersARB; + #elif LL_WINDOWS +//---------------------------------------------------------------------------- +// LL_WINDOWS // windows gl headers depend on things like APIENTRY, so include windows. #define WIN32_LEAN_AND_MEAN @@ -635,6 +654,9 @@ extern PFNGLBINDATTRIBLOCATIONARBPROC glBindAttribLocationARB; extern PFNGLGETACTIVEATTRIBARBPROC glGetActiveAttribARB; extern PFNGLGETATTRIBLOCATIONARBPROC glGetAttribLocationARB; +//GL_EXT_blend_func_separate +extern PFNGLBLENDFUNCSEPARATEEXTPROC glBlendFuncSeparateEXT; + //GL_EXT_framebuffer_object extern PFNGLISRENDERBUFFEREXTPROC glIsRenderbufferEXT; extern PFNGLBINDRENDERBUFFEREXTPROC glBindRenderbufferEXT; @@ -663,6 +685,7 @@ extern PFNGLBLITFRAMEBUFFEREXTPROC glBlitFramebufferEXT; //GL_ARB_draw_buffers extern PFNGLDRAWBUFFERSARBPROC glDrawBuffersARB; + #elif LL_DARWIN //---------------------------------------------------------------------------- // LL_DARWIN @@ -679,6 +702,9 @@ extern PFNGLDRAWBUFFERSARBPROC glDrawBuffersARB; // Note that they also must not be called on 10.3.9. This should be taken care of by a runtime check for the existence of the GL extension. #include <AvailabilityMacros.h> +//GL_EXT_blend_func_separate +extern void glBlendFuncSeparateEXT(GLenum srcRGB, GLenum dstRGB, GLenum srcAlpha, GLenum dstAlpha) AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER; + // GL_EXT_framebuffer_object extern GLboolean glIsRenderbufferEXT(GLuint renderbuffer) AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER; extern void glBindRenderbufferEXT(GLenum target, GLuint renderbuffer) AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER; diff --git a/indra/llrender/llrender.cpp b/indra/llrender/llrender.cpp index a829616df2..5597b23c69 100644 --- a/indra/llrender/llrender.cpp +++ b/indra/llrender/llrender.cpp @@ -2,25 +2,31 @@ * @file llrender.cpp * @brief LLRender implementation * - * $LicenseInfo:firstyear=2001&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2010, Linden Research, Inc. + * $LicenseInfo:firstyear=2001&license=viewergpl$ + * + * Copyright (c) 2001-2009, Linden Research, Inc. * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. + * Second Life Viewer Source Code + * The source code in this file ("Source Code") is provided by Linden Lab + * to you under the terms of the GNU General Public License, version 2.0 + * ("GPL"), unless you have obtained a separate licensing agreement + * ("Other License"), formally executed by you and Linden Lab. Terms of + * the GPL can be found in doc/GPL-license.txt in this distribution, or + * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. + * There are special exceptions to the terms and conditions of the GPL as + * it is applied to this Source Code. View the full text of the exception + * in the file doc/FLOSS-exception.txt in this software distribution, or + * online at + * http://secondlifegrid.net/programs/open_source/licensing/flossexception * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * By copying, modifying or distributing this software, you acknowledge + * that you have read and understood your obligations described above, + * and agree to abide by those obligations. * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO + * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, + * COMPLETENESS OR PERFORMANCE. * $/LicenseInfo$ */ @@ -772,8 +778,10 @@ LLRender::LLRender() mCurrAlphaFunc = CF_DEFAULT; mCurrAlphaFuncVal = 0.01f; - mCurrBlendSFactor = BF_UNDEF; - mCurrBlendDFactor = BF_UNDEF; + mCurrBlendColorSFactor = BF_UNDEF; + mCurrBlendAlphaSFactor = BF_UNDEF; + mCurrBlendColorDFactor = BF_UNDEF; + mCurrBlendAlphaDFactor = BF_UNDEF; } LLRender::~LLRender() @@ -989,15 +997,44 @@ void LLRender::blendFunc(eBlendFactor sfactor, eBlendFactor dfactor) { llassert(sfactor < BF_UNDEF); llassert(dfactor < BF_UNDEF); - if (mCurrBlendSFactor != sfactor || mCurrBlendDFactor != dfactor) + if (mCurrBlendColorSFactor != sfactor || mCurrBlendColorDFactor != dfactor || + mCurrBlendAlphaSFactor != sfactor || mCurrBlendAlphaDFactor != dfactor) { - mCurrBlendSFactor = sfactor; - mCurrBlendDFactor = dfactor; + mCurrBlendColorSFactor = sfactor; + mCurrBlendAlphaSFactor = sfactor; + mCurrBlendColorDFactor = dfactor; + mCurrBlendAlphaDFactor = dfactor; flush(); glBlendFunc(sGLBlendFactor[sfactor], sGLBlendFactor[dfactor]); } } +void LLRender::blendFunc(eBlendFactor color_sfactor, eBlendFactor color_dfactor, + eBlendFactor alpha_sfactor, eBlendFactor alpha_dfactor) +{ + llassert(color_sfactor < BF_UNDEF); + llassert(color_dfactor < BF_UNDEF); + llassert(alpha_sfactor < BF_UNDEF); + llassert(alpha_dfactor < BF_UNDEF); + if (!gGLManager.mHasBlendFuncSeparate) + { + LL_WARNS_ONCE("render") << "no glBlendFuncSeparateEXT(), using color-only blend func" << llendl; + blendFunc(color_sfactor, color_dfactor); + return; + } + if (mCurrBlendColorSFactor != color_sfactor || mCurrBlendColorDFactor != color_dfactor || + mCurrBlendAlphaSFactor != alpha_sfactor || mCurrBlendAlphaDFactor != alpha_dfactor) + { + mCurrBlendColorSFactor = color_sfactor; + mCurrBlendAlphaSFactor = alpha_sfactor; + mCurrBlendColorDFactor = color_dfactor; + mCurrBlendAlphaDFactor = alpha_dfactor; + flush(); + glBlendFuncSeparateEXT(sGLBlendFactor[color_sfactor], sGLBlendFactor[color_dfactor], + sGLBlendFactor[alpha_sfactor], sGLBlendFactor[alpha_dfactor]); + } +} + LLTexUnit* LLRender::getTexUnit(U32 index) { if (index < mTexUnits.size()) diff --git a/indra/llrender/llrender.h b/indra/llrender/llrender.h index fb3a4d214d..f6c87aa1db 100644 --- a/indra/llrender/llrender.h +++ b/indra/llrender/llrender.h @@ -7,25 +7,31 @@ * code, to define an interface for a multiple rendering API abstraction of the UI * rendering, and to abstract out direct rendering calls in a way that is cleaner and easier to maintain. * - * $LicenseInfo:firstyear=2001&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2010, Linden Research, Inc. + * $LicenseInfo:firstyear=2001&license=viewergpl$ + * + * Copyright (c) 2001-2009, Linden Research, Inc. * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. + * Second Life Viewer Source Code + * The source code in this file ("Source Code") is provided by Linden Lab + * to you under the terms of the GNU General Public License, version 2.0 + * ("GPL"), unless you have obtained a separate licensing agreement + * ("Other License"), formally executed by you and Linden Lab. Terms of + * the GPL can be found in doc/GPL-license.txt in this distribution, or + * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. + * There are special exceptions to the terms and conditions of the GPL as + * it is applied to this Source Code. View the full text of the exception + * in the file doc/FLOSS-exception.txt in this software distribution, or + * online at + * http://secondlifegrid.net/programs/open_source/licensing/flossexception * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * By copying, modifying or distributing this software, you acknowledge + * that you have read and understood your obligations described above, + * and agree to abide by those obligations. * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO + * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, + * COMPLETENESS OR PERFORMANCE. * $/LicenseInfo$ */ @@ -317,7 +323,11 @@ public: void setAlphaRejectSettings(eCompareFunc func, F32 value = 0.01f); + // applies blend func to both color and alpha void blendFunc(eBlendFactor sfactor, eBlendFactor dfactor); + // applies separate blend functions to color and alpha + void blendFunc(eBlendFactor color_sfactor, eBlendFactor color_dfactor, + eBlendFactor alpha_sfactor, eBlendFactor alpha_dfactor); LLTexUnit* getTexUnit(U32 index); @@ -356,8 +366,10 @@ private: std::vector<LLTexUnit*> mTexUnits; LLTexUnit* mDummyTexUnit; - eBlendFactor mCurrBlendSFactor; - eBlendFactor mCurrBlendDFactor; + eBlendFactor mCurrBlendColorSFactor; + eBlendFactor mCurrBlendColorDFactor; + eBlendFactor mCurrBlendAlphaSFactor; + eBlendFactor mCurrBlendAlphaDFactor; F32 mMaxAnisotropy; |