From 0604715af6eaaa415cfae5a76e918abeb10e9eff Mon Sep 17 00:00:00 2001 From: Tofu Linden Date: Sun, 7 Mar 2010 18:31:32 +0000 Subject: Add support for glBlendFuncSeparate(). I want it to fix glow-through-alpha, but this checkin doesn't includes any of those changes. --- indra/llrender/llrender.cpp | 41 ++++++++++++++++++++++++++++++++++++----- 1 file changed, 36 insertions(+), 5 deletions(-) (limited to 'indra/llrender/llrender.cpp') diff --git a/indra/llrender/llrender.cpp b/indra/llrender/llrender.cpp index c3540a717c..5597b23c69 100644 --- a/indra/llrender/llrender.cpp +++ b/indra/llrender/llrender.cpp @@ -778,8 +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() @@ -995,15 +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()) -- cgit v1.2.3 From 50d8cc6d377b90b27c57b390eb6626223a1685a7 Mon Sep 17 00:00:00 2001 From: Richard Linden Date: Fri, 23 Jul 2010 22:07:15 -0700 Subject: first pass ui rendering performance improvements --- indra/llrender/llrender.cpp | 97 ++++++++++++++++++++++++++++++++++++--------- 1 file changed, 79 insertions(+), 18 deletions(-) (limited to 'indra/llrender/llrender.cpp') diff --git a/indra/llrender/llrender.cpp b/indra/llrender/llrender.cpp index 5597b23c69..64238b2008 100644 --- a/indra/llrender/llrender.cpp +++ b/indra/llrender/llrender.cpp @@ -851,9 +851,9 @@ void LLRender::translateUI(F32 x, F32 y, F32 z) llerrs << "Need to push a UI translation frame before offsetting" << llendl; } - mUIOffset.front().mV[0] += x; - mUIOffset.front().mV[1] += y; - mUIOffset.front().mV[2] += z; + mUIOffset.back().mV[0] += x; + mUIOffset.back().mV[1] += y; + mUIOffset.back().mV[2] += z; } void LLRender::scaleUI(F32 x, F32 y, F32 z) @@ -863,27 +863,27 @@ void LLRender::scaleUI(F32 x, F32 y, F32 z) llerrs << "Need to push a UI transformation frame before scaling." << llendl; } - mUIScale.front().scaleVec(LLVector3(x,y,z)); + mUIScale.back().scaleVec(LLVector3(x,y,z)); } void LLRender::pushUIMatrix() { if (mUIOffset.empty()) { - mUIOffset.push_front(LLVector3(0,0,0)); + mUIOffset.push_back(LLVector3(0,0,0)); } else { - mUIOffset.push_front(mUIOffset.front()); + mUIOffset.push_back(mUIOffset.back()); } if (mUIScale.empty()) { - mUIScale.push_front(LLVector3(1,1,1)); + mUIScale.push_back(LLVector3(1,1,1)); } else { - mUIScale.push_front(mUIScale.front()); + mUIScale.push_back(mUIScale.back()); } } @@ -893,8 +893,8 @@ void LLRender::popUIMatrix() { llerrs << "UI offset stack blown." << llendl; } - mUIOffset.pop_front(); - mUIScale.pop_front(); + mUIOffset.pop_back(); + mUIScale.pop_back(); } LLVector3 LLRender::getUITranslation() @@ -903,7 +903,7 @@ LLVector3 LLRender::getUITranslation() { llerrs << "UI offset stack empty." << llendl; } - return mUIOffset.front(); + return mUIOffset.back(); } LLVector3 LLRender::getUIScale() @@ -912,7 +912,7 @@ LLVector3 LLRender::getUIScale() { llerrs << "UI scale stack empty." << llendl; } - return mUIScale.front(); + return mUIScale.back(); } @@ -922,8 +922,8 @@ void LLRender::loadUIIdentity() { llerrs << "Need to push UI translation frame before clearing offset." << llendl; } - mUIOffset.front().setVec(0,0,0); - mUIScale.front().setVec(1,1,1); + mUIOffset.back().setVec(0,0,0); + mUIScale.back().setVec(1,1,1); } void LLRender::setColorMask(bool writeColor, bool writeAlpha) @@ -1210,18 +1210,79 @@ void LLRender::vertex3f(const GLfloat& x, const GLfloat& y, const GLfloat& z) } else { - LLVector3 vert = (LLVector3(x,y,z)+mUIOffset.front()).scaledVec(mUIScale.front()); + LLVector3 vert = (LLVector3(x,y,z)+mUIOffset.back()).scaledVec(mUIScale.back()); mVerticesp[mCount] = vert; } mCount++; - if (mCount < 4096) + mVerticesp[mCount] = mVerticesp[mCount-1]; + mColorsp[mCount] = mColorsp[mCount-1]; + mTexcoordsp[mCount] = mTexcoordsp[mCount-1]; +} + +void LLRender::vertexBatchPreTransformed(LLVector3* verts, S32 vert_count) +{ + if (mCount + vert_count > 4094) { - mVerticesp[mCount] = mVerticesp[mCount-1]; - mColorsp[mCount] = mColorsp[mCount-1]; + // llwarns << "GL immediate mode overflow. Some geometry not drawn." << llendl; + return; + } + + for (S32 i = 0; i < vert_count; i++) + { + mVerticesp[mCount] = verts[i]; + + mCount++; mTexcoordsp[mCount] = mTexcoordsp[mCount-1]; + mColorsp[mCount] = mColorsp[mCount-1]; } + + mVerticesp[mCount] = mVerticesp[mCount-1]; } + +void LLRender::vertexBatchPreTransformed(LLVector3* verts, LLVector2* uvs, S32 vert_count) +{ + if (mCount + vert_count > 4094) + { + // llwarns << "GL immediate mode overflow. Some geometry not drawn." << llendl; + return; + } + + for (S32 i = 0; i < vert_count; i++) + { + mVerticesp[mCount] = verts[i]; + mTexcoordsp[mCount] = uvs[i]; + + mCount++; + mColorsp[mCount] = mColorsp[mCount-1]; + } + + mVerticesp[mCount] = mVerticesp[mCount-1]; + mTexcoordsp[mCount] = mTexcoordsp[mCount-1]; +} + +void LLRender::vertexBatchPreTransformed(LLVector3* verts, LLVector2* uvs, LLColor4U* colors, S32 vert_count) +{ + if (mCount + vert_count > 4094) + { + // llwarns << "GL immediate mode overflow. Some geometry not drawn." << llendl; + return; + } + + for (S32 i = 0; i < vert_count; i++) + { + mVerticesp[mCount] = verts[i]; + mTexcoordsp[mCount] = uvs[i]; + mColorsp[mCount] = colors[i]; + + mCount++; + } + + mVerticesp[mCount] = mVerticesp[mCount-1]; + mTexcoordsp[mCount] = mTexcoordsp[mCount-1]; + mColorsp[mCount] = mColorsp[mCount-1]; +} + void LLRender::vertex2i(const GLint& x, const GLint& y) { vertex3f((GLfloat) x, (GLfloat) y, 0); -- cgit v1.2.3 From 06b0d72efa96b6a0ed665f7cd46f358c48929e7b Mon Sep 17 00:00:00 2001 From: Oz Linden Date: Fri, 13 Aug 2010 07:24:57 -0400 Subject: Change license from GPL to LGPL (version 2.1) --- indra/llrender/llrender.cpp | 36 +++++++++++++++--------------------- 1 file changed, 15 insertions(+), 21 deletions(-) (limited to 'indra/llrender/llrender.cpp') diff --git a/indra/llrender/llrender.cpp b/indra/llrender/llrender.cpp index c3540a717c..a829616df2 100644 --- a/indra/llrender/llrender.cpp +++ b/indra/llrender/llrender.cpp @@ -2,31 +2,25 @@ * @file llrender.cpp * @brief LLRender implementation * - * $LicenseInfo:firstyear=2001&license=viewergpl$ - * - * Copyright (c) 2001-2009, Linden Research, Inc. - * + * $LicenseInfo:firstyear=2001&license=viewerlgpl$ * 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 + * Copyright (C) 2010, 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. * - * 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 + * 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. * - * 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. + * 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 * - * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO - * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, - * COMPLETENESS OR PERFORMANCE. + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ -- cgit v1.2.3 From 98cc2365034a93c69704daa69efb389799cc9627 Mon Sep 17 00:00:00 2001 From: Tofu Linden Date: Tue, 24 Aug 2010 18:44:39 +0100 Subject: Backed out changeset a62bf7c0af21 Backing out this merge that I pushed (prematurely) to the wrong place. --- indra/llrender/llrender.cpp | 138 ++++++++------------------------------------ 1 file changed, 23 insertions(+), 115 deletions(-) (limited to 'indra/llrender/llrender.cpp') diff --git a/indra/llrender/llrender.cpp b/indra/llrender/llrender.cpp index e1f6964f83..a829616df2 100644 --- a/indra/llrender/llrender.cpp +++ b/indra/llrender/llrender.cpp @@ -772,10 +772,8 @@ LLRender::LLRender() mCurrAlphaFunc = CF_DEFAULT; mCurrAlphaFuncVal = 0.01f; - mCurrBlendColorSFactor = BF_UNDEF; - mCurrBlendAlphaSFactor = BF_UNDEF; - mCurrBlendColorDFactor = BF_UNDEF; - mCurrBlendAlphaDFactor = BF_UNDEF; + mCurrBlendSFactor = BF_UNDEF; + mCurrBlendDFactor = BF_UNDEF; } LLRender::~LLRender() @@ -845,9 +843,9 @@ void LLRender::translateUI(F32 x, F32 y, F32 z) llerrs << "Need to push a UI translation frame before offsetting" << llendl; } - mUIOffset.back().mV[0] += x; - mUIOffset.back().mV[1] += y; - mUIOffset.back().mV[2] += z; + mUIOffset.front().mV[0] += x; + mUIOffset.front().mV[1] += y; + mUIOffset.front().mV[2] += z; } void LLRender::scaleUI(F32 x, F32 y, F32 z) @@ -857,27 +855,27 @@ void LLRender::scaleUI(F32 x, F32 y, F32 z) llerrs << "Need to push a UI transformation frame before scaling." << llendl; } - mUIScale.back().scaleVec(LLVector3(x,y,z)); + mUIScale.front().scaleVec(LLVector3(x,y,z)); } void LLRender::pushUIMatrix() { if (mUIOffset.empty()) { - mUIOffset.push_back(LLVector3(0,0,0)); + mUIOffset.push_front(LLVector3(0,0,0)); } else { - mUIOffset.push_back(mUIOffset.back()); + mUIOffset.push_front(mUIOffset.front()); } if (mUIScale.empty()) { - mUIScale.push_back(LLVector3(1,1,1)); + mUIScale.push_front(LLVector3(1,1,1)); } else { - mUIScale.push_back(mUIScale.back()); + mUIScale.push_front(mUIScale.front()); } } @@ -887,8 +885,8 @@ void LLRender::popUIMatrix() { llerrs << "UI offset stack blown." << llendl; } - mUIOffset.pop_back(); - mUIScale.pop_back(); + mUIOffset.pop_front(); + mUIScale.pop_front(); } LLVector3 LLRender::getUITranslation() @@ -897,7 +895,7 @@ LLVector3 LLRender::getUITranslation() { llerrs << "UI offset stack empty." << llendl; } - return mUIOffset.back(); + return mUIOffset.front(); } LLVector3 LLRender::getUIScale() @@ -906,7 +904,7 @@ LLVector3 LLRender::getUIScale() { llerrs << "UI scale stack empty." << llendl; } - return mUIScale.back(); + return mUIScale.front(); } @@ -916,8 +914,8 @@ void LLRender::loadUIIdentity() { llerrs << "Need to push UI translation frame before clearing offset." << llendl; } - mUIOffset.back().setVec(0,0,0); - mUIScale.back().setVec(1,1,1); + mUIOffset.front().setVec(0,0,0); + mUIScale.front().setVec(1,1,1); } void LLRender::setColorMask(bool writeColor, bool writeAlpha) @@ -991,44 +989,15 @@ void LLRender::blendFunc(eBlendFactor sfactor, eBlendFactor dfactor) { llassert(sfactor < BF_UNDEF); llassert(dfactor < BF_UNDEF); - if (mCurrBlendColorSFactor != sfactor || mCurrBlendColorDFactor != dfactor || - mCurrBlendAlphaSFactor != sfactor || mCurrBlendAlphaDFactor != dfactor) + if (mCurrBlendSFactor != sfactor || mCurrBlendDFactor != dfactor) { - mCurrBlendColorSFactor = sfactor; - mCurrBlendAlphaSFactor = sfactor; - mCurrBlendColorDFactor = dfactor; - mCurrBlendAlphaDFactor = dfactor; + mCurrBlendSFactor = sfactor; + mCurrBlendDFactor = 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()) @@ -1204,79 +1173,18 @@ void LLRender::vertex3f(const GLfloat& x, const GLfloat& y, const GLfloat& z) } else { - LLVector3 vert = (LLVector3(x,y,z)+mUIOffset.back()).scaledVec(mUIScale.back()); + LLVector3 vert = (LLVector3(x,y,z)+mUIOffset.front()).scaledVec(mUIScale.front()); mVerticesp[mCount] = vert; } mCount++; - mVerticesp[mCount] = mVerticesp[mCount-1]; - mColorsp[mCount] = mColorsp[mCount-1]; - mTexcoordsp[mCount] = mTexcoordsp[mCount-1]; -} - -void LLRender::vertexBatchPreTransformed(LLVector3* verts, S32 vert_count) -{ - if (mCount + vert_count > 4094) + if (mCount < 4096) { - // llwarns << "GL immediate mode overflow. Some geometry not drawn." << llendl; - return; - } - - for (S32 i = 0; i < vert_count; i++) - { - mVerticesp[mCount] = verts[i]; - - mCount++; - mTexcoordsp[mCount] = mTexcoordsp[mCount-1]; + mVerticesp[mCount] = mVerticesp[mCount-1]; mColorsp[mCount] = mColorsp[mCount-1]; + mTexcoordsp[mCount] = mTexcoordsp[mCount-1]; } - - mVerticesp[mCount] = mVerticesp[mCount-1]; -} - -void LLRender::vertexBatchPreTransformed(LLVector3* verts, LLVector2* uvs, S32 vert_count) -{ - if (mCount + vert_count > 4094) - { - // llwarns << "GL immediate mode overflow. Some geometry not drawn." << llendl; - return; - } - - for (S32 i = 0; i < vert_count; i++) - { - mVerticesp[mCount] = verts[i]; - mTexcoordsp[mCount] = uvs[i]; - - mCount++; - mColorsp[mCount] = mColorsp[mCount-1]; - } - - mVerticesp[mCount] = mVerticesp[mCount-1]; - mTexcoordsp[mCount] = mTexcoordsp[mCount-1]; -} - -void LLRender::vertexBatchPreTransformed(LLVector3* verts, LLVector2* uvs, LLColor4U* colors, S32 vert_count) -{ - if (mCount + vert_count > 4094) - { - // llwarns << "GL immediate mode overflow. Some geometry not drawn." << llendl; - return; - } - - for (S32 i = 0; i < vert_count; i++) - { - mVerticesp[mCount] = verts[i]; - mTexcoordsp[mCount] = uvs[i]; - mColorsp[mCount] = colors[i]; - - mCount++; - } - - mVerticesp[mCount] = mVerticesp[mCount-1]; - mTexcoordsp[mCount] = mTexcoordsp[mCount-1]; - mColorsp[mCount] = mColorsp[mCount-1]; } - void LLRender::vertex2i(const GLint& x, const GLint& y) { vertex3f((GLfloat) x, (GLfloat) y, 0); -- cgit v1.2.3 From b307d020a8e3039f93796b8203e65905850c7fbf Mon Sep 17 00:00:00 2001 From: Tofu Linden Date: Sun, 7 Mar 2010 18:31:32 +0000 Subject: Add support for glBlendFuncSeparate(). I want it to fix glow-through-alpha, but this checkin doesn't includes any of those changes. --- indra/llrender/llrender.cpp | 77 +++++++++++++++++++++++++++++++++------------ 1 file changed, 57 insertions(+), 20 deletions(-) (limited to 'indra/llrender/llrender.cpp') 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()) -- cgit v1.2.3