diff options
Diffstat (limited to 'indra/llrender/llpostprocess.cpp')
-rw-r--r-- | indra/llrender/llpostprocess.cpp | 512 |
1 files changed, 256 insertions, 256 deletions
diff --git a/indra/llrender/llpostprocess.cpp b/indra/llrender/llpostprocess.cpp index aea82e9414..aa092e5215 100644 --- a/indra/llrender/llpostprocess.cpp +++ b/indra/llrender/llpostprocess.cpp @@ -1,25 +1,25 @@ -/** +/** * @file llpostprocess.cpp * @brief LLPostProcess class implementation * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code * 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. - * + * * 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. - * + * * 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 - * + * * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ @@ -51,214 +51,214 @@ LLPostProcess * gPostProcess = NULL; static const unsigned int NOISE_SIZE = 512; -LLPostProcess::LLPostProcess(void) : - initialized(false), - mAllEffects(LLSD::emptyMap()), - screenW(1), screenH(1) +LLPostProcess::LLPostProcess(void) : + initialized(false), + mAllEffects(LLSD::emptyMap()), + screenW(1), screenH(1) { - mSceneRenderTexture = NULL ; - mNoiseTexture = NULL ; - mTempBloomTexture = NULL ; - - noiseTextureScale = 1.0f; - - /* Do nothing. Needs to be updated to use our current shader system, and to work with the move into llrender. - std::string pathName(gDirUtilp->getExpandedFilename(LL_PATH_APP_SETTINGS, "windlight", XML_FILENAME)); - LL_DEBUGS("AppInit", "Shaders") << "Loading PostProcess Effects settings from " << pathName << LL_ENDL; - - llifstream effectsXML(pathName); - - if (effectsXML) - { - LLPointer<LLSDParser> parser = new LLSDXMLParser(); - - parser->parse(effectsXML, mAllEffects, LLSDSerialize::SIZE_UNLIMITED); - } - - if (!mAllEffects.has("default")) - { - LLSD & defaultEffect = (mAllEffects["default"] = LLSD::emptyMap()); - - defaultEffect["enable_night_vision"] = LLSD::Boolean(false); - defaultEffect["enable_bloom"] = LLSD::Boolean(false); - defaultEffect["enable_color_filter"] = LLSD::Boolean(false); - - /// NVG Defaults - defaultEffect["brightness_multiplier"] = 3.0; - defaultEffect["noise_size"] = 25.0; - defaultEffect["noise_strength"] = 0.4; - - // TODO BTest potentially add this to tweaks? - noiseTextureScale = 1.0f; - - /// Bloom Defaults - defaultEffect["extract_low"] = 0.95; - defaultEffect["extract_high"] = 1.0; - defaultEffect["bloom_width"] = 2.25; - defaultEffect["bloom_strength"] = 1.5; - - /// Color Filter Defaults - defaultEffect["brightness"] = 1.0; - defaultEffect["contrast"] = 1.0; - defaultEffect["saturation"] = 1.0; - - LLSD& contrastBase = (defaultEffect["contrast_base"] = LLSD::emptyArray()); - contrastBase.append(1.0); - contrastBase.append(1.0); - contrastBase.append(1.0); - contrastBase.append(0.5); - } - - setSelectedEffect("default"); - */ + mSceneRenderTexture = NULL ; + mNoiseTexture = NULL ; + mTempBloomTexture = NULL ; + + noiseTextureScale = 1.0f; + + /* Do nothing. Needs to be updated to use our current shader system, and to work with the move into llrender. + std::string pathName(gDirUtilp->getExpandedFilename(LL_PATH_APP_SETTINGS, "windlight", XML_FILENAME)); + LL_DEBUGS("AppInit", "Shaders") << "Loading PostProcess Effects settings from " << pathName << LL_ENDL; + + llifstream effectsXML(pathName); + + if (effectsXML) + { + LLPointer<LLSDParser> parser = new LLSDXMLParser(); + + parser->parse(effectsXML, mAllEffects, LLSDSerialize::SIZE_UNLIMITED); + } + + if (!mAllEffects.has("default")) + { + LLSD & defaultEffect = (mAllEffects["default"] = LLSD::emptyMap()); + + defaultEffect["enable_night_vision"] = LLSD::Boolean(false); + defaultEffect["enable_bloom"] = LLSD::Boolean(false); + defaultEffect["enable_color_filter"] = LLSD::Boolean(false); + + /// NVG Defaults + defaultEffect["brightness_multiplier"] = 3.0; + defaultEffect["noise_size"] = 25.0; + defaultEffect["noise_strength"] = 0.4; + + // TODO BTest potentially add this to tweaks? + noiseTextureScale = 1.0f; + + /// Bloom Defaults + defaultEffect["extract_low"] = 0.95; + defaultEffect["extract_high"] = 1.0; + defaultEffect["bloom_width"] = 2.25; + defaultEffect["bloom_strength"] = 1.5; + + /// Color Filter Defaults + defaultEffect["brightness"] = 1.0; + defaultEffect["contrast"] = 1.0; + defaultEffect["saturation"] = 1.0; + + LLSD& contrastBase = (defaultEffect["contrast_base"] = LLSD::emptyArray()); + contrastBase.append(1.0); + contrastBase.append(1.0); + contrastBase.append(1.0); + contrastBase.append(0.5); + } + + setSelectedEffect("default"); + */ } LLPostProcess::~LLPostProcess(void) { - invalidate() ; + invalidate() ; } // static void LLPostProcess::initClass(void) { - //this will cause system to crash at second time login - //if first time login fails due to network connection --- bao - //***llassert_always(gPostProcess == NULL); - //replaced by the following line: - if(gPostProcess) - return ; - - - gPostProcess = new LLPostProcess(); + //this will cause system to crash at second time login + //if first time login fails due to network connection --- bao + //***llassert_always(gPostProcess == NULL); + //replaced by the following line: + if(gPostProcess) + return ; + + + gPostProcess = new LLPostProcess(); } // static void LLPostProcess::cleanupClass() { - delete gPostProcess; - gPostProcess = NULL; + delete gPostProcess; + gPostProcess = NULL; } void LLPostProcess::setSelectedEffect(std::string const & effectName) { - mSelectedEffectName = effectName; - static_cast<LLSD &>(tweaks) = mAllEffects[effectName]; + mSelectedEffectName = effectName; + static_cast<LLSD &>(tweaks) = mAllEffects[effectName]; } void LLPostProcess::saveEffect(std::string const & effectName) { - /* Do nothing. Needs to be updated to use our current shader system, and to work with the move into llrender. - mAllEffects[effectName] = tweaks; + /* Do nothing. Needs to be updated to use our current shader system, and to work with the move into llrender. + mAllEffects[effectName] = tweaks; - std::string pathName(gDirUtilp->getExpandedFilename(LL_PATH_APP_SETTINGS, "windlight", XML_FILENAME)); - //LL_INFOS() << "Saving PostProcess Effects settings to " << pathName << LL_ENDL; + std::string pathName(gDirUtilp->getExpandedFilename(LL_PATH_APP_SETTINGS, "windlight", XML_FILENAME)); + //LL_INFOS() << "Saving PostProcess Effects settings to " << pathName << LL_ENDL; - llofstream effectsXML(pathName); + llofstream effectsXML(pathName); - LLPointer<LLSDFormatter> formatter = new LLSDXMLFormatter(); + LLPointer<LLSDFormatter> formatter = new LLSDXMLFormatter(); - formatter->format(mAllEffects, effectsXML); - */ + formatter->format(mAllEffects, effectsXML); + */ } void LLPostProcess::invalidate() { - mSceneRenderTexture = NULL ; - mNoiseTexture = NULL ; - mTempBloomTexture = NULL ; - initialized = FALSE ; + mSceneRenderTexture = NULL ; + mNoiseTexture = NULL ; + mTempBloomTexture = NULL ; + initialized = FALSE ; } void LLPostProcess::apply(unsigned int width, unsigned int height) { - if (!initialized || width != screenW || height != screenH){ - initialize(width, height); - } - if (shadersEnabled()){ - doEffects(); - } + if (!initialized || width != screenW || height != screenH){ + initialize(width, height); + } + if (shadersEnabled()){ + doEffects(); + } } void LLPostProcess::initialize(unsigned int width, unsigned int height) { - screenW = width; - screenH = height; - createTexture(mSceneRenderTexture, screenW, screenH); - initialized = true; - - checkError(); - createNightVisionShader(); - createBloomShader(); - createColorFilterShader(); - checkError(); + screenW = width; + screenH = height; + createTexture(mSceneRenderTexture, screenW, screenH); + initialized = true; + + checkError(); + createNightVisionShader(); + createBloomShader(); + createColorFilterShader(); + checkError(); } inline bool LLPostProcess::shadersEnabled(void) { - return (tweaks.useColorFilter().asBoolean() || - tweaks.useNightVisionShader().asBoolean() || - tweaks.useBloomShader().asBoolean() ); + return (tweaks.useColorFilter().asBoolean() || + tweaks.useNightVisionShader().asBoolean() || + tweaks.useBloomShader().asBoolean() ); } void LLPostProcess::applyShaders(void) { - if (tweaks.useColorFilter()){ - applyColorFilterShader(); - checkError(); - } - if (tweaks.useNightVisionShader()){ - /// If any of the above shaders have been called update the frame buffer; - if (tweaks.useColorFilter()) - { - U32 tex = mSceneRenderTexture->getTexName() ; - copyFrameBuffer(tex, screenW, screenH); - } - applyNightVisionShader(); - checkError(); - } - if (tweaks.useBloomShader()){ - /// If any of the above shaders have been called update the frame buffer; - if (tweaks.useColorFilter().asBoolean() || tweaks.useNightVisionShader().asBoolean()) - { - U32 tex = mSceneRenderTexture->getTexName() ; - copyFrameBuffer(tex, screenW, screenH); - } - applyBloomShader(); - checkError(); - } + if (tweaks.useColorFilter()){ + applyColorFilterShader(); + checkError(); + } + if (tweaks.useNightVisionShader()){ + /// If any of the above shaders have been called update the frame buffer; + if (tweaks.useColorFilter()) + { + U32 tex = mSceneRenderTexture->getTexName() ; + copyFrameBuffer(tex, screenW, screenH); + } + applyNightVisionShader(); + checkError(); + } + if (tweaks.useBloomShader()){ + /// If any of the above shaders have been called update the frame buffer; + if (tweaks.useColorFilter().asBoolean() || tweaks.useNightVisionShader().asBoolean()) + { + U32 tex = mSceneRenderTexture->getTexName() ; + copyFrameBuffer(tex, screenW, screenH); + } + applyBloomShader(); + checkError(); + } } void LLPostProcess::applyColorFilterShader(void) -{ - +{ + } void LLPostProcess::createColorFilterShader(void) { - /// Define uniform names - colorFilterUniforms[sRenderTexture] = 0; - colorFilterUniforms[sBrightness] = 0; - colorFilterUniforms[sContrast] = 0; - colorFilterUniforms[sContrastBase] = 0; - colorFilterUniforms[sSaturation] = 0; - colorFilterUniforms[sLumWeights] = 0; + /// Define uniform names + colorFilterUniforms[sRenderTexture] = 0; + colorFilterUniforms[sBrightness] = 0; + colorFilterUniforms[sContrast] = 0; + colorFilterUniforms[sContrastBase] = 0; + colorFilterUniforms[sSaturation] = 0; + colorFilterUniforms[sLumWeights] = 0; } void LLPostProcess::applyNightVisionShader(void) -{ - +{ + } void LLPostProcess::createNightVisionShader(void) { - /// Define uniform names - nightVisionUniforms[sRenderTexture] = 0; - nightVisionUniforms[sNoiseTexture] = 0; - nightVisionUniforms[sBrightMult] = 0; - nightVisionUniforms[sNoiseStrength] = 0; - nightVisionUniforms[sLumWeights] = 0; - - createNoiseTexture(mNoiseTexture); + /// Define uniform names + nightVisionUniforms[sRenderTexture] = 0; + nightVisionUniforms[sNoiseTexture] = 0; + nightVisionUniforms[sBrightMult] = 0; + nightVisionUniforms[sNoiseStrength] = 0; + nightVisionUniforms[sLumWeights] = 0; + + createNoiseTexture(mNoiseTexture); } void LLPostProcess::applyBloomShader(void) @@ -268,74 +268,74 @@ void LLPostProcess::applyBloomShader(void) void LLPostProcess::createBloomShader(void) { - createTexture(mTempBloomTexture, unsigned(screenW * 0.5), unsigned(screenH * 0.5)); - - /// Create Bloom Extract Shader - bloomExtractUniforms[sRenderTexture] = 0; - bloomExtractUniforms[sExtractLow] = 0; - bloomExtractUniforms[sExtractHigh] = 0; - bloomExtractUniforms[sLumWeights] = 0; - - /// Create Bloom Blur Shader - bloomBlurUniforms[sRenderTexture] = 0; - bloomBlurUniforms[sBloomStrength] = 0; - bloomBlurUniforms[sTexelSize] = 0; - bloomBlurUniforms[sBlurDirection] = 0; - bloomBlurUniforms[sBlurWidth] = 0; + createTexture(mTempBloomTexture, unsigned(screenW * 0.5), unsigned(screenH * 0.5)); + + /// Create Bloom Extract Shader + bloomExtractUniforms[sRenderTexture] = 0; + bloomExtractUniforms[sExtractLow] = 0; + bloomExtractUniforms[sExtractHigh] = 0; + bloomExtractUniforms[sLumWeights] = 0; + + /// Create Bloom Blur Shader + bloomBlurUniforms[sRenderTexture] = 0; + bloomBlurUniforms[sBloomStrength] = 0; + bloomBlurUniforms[sTexelSize] = 0; + bloomBlurUniforms[sBlurDirection] = 0; + bloomBlurUniforms[sBlurWidth] = 0; } void LLPostProcess::getShaderUniforms(glslUniforms & uniforms, GLuint & prog) { - /// Find uniform locations and insert into map - glslUniforms::iterator i; - for (i = uniforms.begin(); i != uniforms.end(); ++i){ - i->second = glGetUniformLocation(prog, i->first.String().c_str()); - } + /// Find uniform locations and insert into map + glslUniforms::iterator i; + for (i = uniforms.begin(); i != uniforms.end(); ++i){ + i->second = glGetUniformLocation(prog, i->first.String().c_str()); + } } void LLPostProcess::doEffects(void) { - /// Save GL State + /// Save GL State #if GL_VERSION_1_1 - glPushAttrib(GL_ALL_ATTRIB_BITS); - glPushClientAttrib(GL_ALL_ATTRIB_BITS); + glPushAttrib(GL_ALL_ATTRIB_BITS); + glPushClientAttrib(GL_ALL_ATTRIB_BITS); #endif - /// Copy the screen buffer to the render texture - { - U32 tex = mSceneRenderTexture->getTexName() ; - copyFrameBuffer(tex, screenW, screenH); - } - - /// Clear the frame buffer. - glClearColor(0.0f, 0.0f, 0.0f, 1.0f); - glClear(GL_COLOR_BUFFER_BIT); - - /// Change to an orthogonal view - viewOrthogonal(screenW, screenH); - - checkError(); - applyShaders(); - - LLGLSLShader::unbind(); - checkError(); - - /// Change to a perspective view - viewPerspective(); - - /// Reset GL State + /// Copy the screen buffer to the render texture + { + U32 tex = mSceneRenderTexture->getTexName() ; + copyFrameBuffer(tex, screenW, screenH); + } + + /// Clear the frame buffer. + glClearColor(0.0f, 0.0f, 0.0f, 1.0f); + glClear(GL_COLOR_BUFFER_BIT); + + /// Change to an orthogonal view + viewOrthogonal(screenW, screenH); + + checkError(); + applyShaders(); + + LLGLSLShader::unbind(); + checkError(); + + /// Change to a perspective view + viewPerspective(); + + /// Reset GL State #if GL_VERSION_1_1 - glPopClientAttrib(); - glPopAttrib(); + glPopClientAttrib(); + glPopAttrib(); #endif - checkError(); + checkError(); } void LLPostProcess::copyFrameBuffer(U32 & texture, unsigned int width, unsigned int height) { - gGL.getTexUnit(0)->bindManual(LLTexUnit::TT_TEXTURE, texture); + gGL.getTexUnit(0)->bindManual(LLTexUnit::TT_TEXTURE, texture); #if GL_VERSION_3_1 - glCopyTexImage2D(GL_TEXTURE_RECTANGLE, 0, GL_RGBA, 0, 0, width, height, 0); + glCopyTexImage2D(GL_TEXTURE_RECTANGLE, 0, GL_RGBA, 0, 0, width, height, 0); #endif } @@ -346,89 +346,89 @@ void LLPostProcess::drawOrthoQuad(unsigned int width, unsigned int height, QuadT void LLPostProcess::viewOrthogonal(unsigned int width, unsigned int height) { - gGL.matrixMode(LLRender::MM_PROJECTION); - gGL.pushMatrix(); - gGL.loadIdentity(); - gGL.ortho( 0.f, (GLdouble) width , (GLdouble) height , 0.f, -1.f, 1.f ); - gGL.matrixMode(LLRender::MM_MODELVIEW); - gGL.pushMatrix(); - gGL.loadIdentity(); + gGL.matrixMode(LLRender::MM_PROJECTION); + gGL.pushMatrix(); + gGL.loadIdentity(); + gGL.ortho( 0.f, (GLdouble) width , (GLdouble) height , 0.f, -1.f, 1.f ); + gGL.matrixMode(LLRender::MM_MODELVIEW); + gGL.pushMatrix(); + gGL.loadIdentity(); } void LLPostProcess::viewPerspective(void) { - gGL.matrixMode(LLRender::MM_PROJECTION); - gGL.popMatrix(); - gGL.matrixMode(LLRender::MM_MODELVIEW); - gGL.popMatrix(); + gGL.matrixMode(LLRender::MM_PROJECTION); + gGL.popMatrix(); + gGL.matrixMode(LLRender::MM_MODELVIEW); + gGL.popMatrix(); } void LLPostProcess::changeOrthogonal(unsigned int width, unsigned int height) { - viewPerspective(); - viewOrthogonal(width, height); + viewPerspective(); + viewOrthogonal(width, height); } void LLPostProcess::createTexture(LLPointer<LLImageGL>& texture, unsigned int width, unsigned int height) { - std::vector<GLubyte> data(width * height * 4, 0) ; + std::vector<GLubyte> data(width * height * 4, 0) ; - texture = new LLImageGL(FALSE) ; - if(texture->createGLTexture()) - { - gGL.getTexUnit(0)->bindManual(LLTexUnit::TT_TEXTURE, texture->getTexName()); + texture = new LLImageGL(FALSE) ; + if(texture->createGLTexture()) + { + gGL.getTexUnit(0)->bindManual(LLTexUnit::TT_TEXTURE, texture->getTexName()); #if GL_VERSION_3_1 - glTexImage2D(GL_TEXTURE_RECTANGLE, 0, 4, width, height, 0, + glTexImage2D(GL_TEXTURE_RECTANGLE, 0, 4, width, height, 0, + GL_RGBA, GL_UNSIGNED_BYTE, &data[0]); #endif - GL_RGBA, GL_UNSIGNED_BYTE, &data[0]); - gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR); - gGL.getTexUnit(0)->setTextureAddressMode(LLTexUnit::TAM_CLAMP); - } + gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR); + gGL.getTexUnit(0)->setTextureAddressMode(LLTexUnit::TAM_CLAMP); + } } void LLPostProcess::createNoiseTexture(LLPointer<LLImageGL>& texture) -{ - std::vector<GLubyte> buffer(NOISE_SIZE * NOISE_SIZE); - for (unsigned int i = 0; i < NOISE_SIZE; i++){ - for (unsigned int k = 0; k < NOISE_SIZE; k++){ - buffer[(i * NOISE_SIZE) + k] = (GLubyte)((double) rand() / ((double) RAND_MAX + 1.f) * 255.f); - } - } - - texture = new LLImageGL(FALSE) ; - if(texture->createGLTexture()) - { - gGL.getTexUnit(0)->bindManual(LLTexUnit::TT_TEXTURE, texture->getTexName()); - LLImageGL::setManualImage(GL_TEXTURE_2D, 0, GL_LUMINANCE, NOISE_SIZE, NOISE_SIZE, GL_LUMINANCE, GL_UNSIGNED_BYTE, &buffer[0]); - gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR); - gGL.getTexUnit(0)->setTextureAddressMode(LLTexUnit::TAM_WRAP); - } +{ + std::vector<GLubyte> buffer(NOISE_SIZE * NOISE_SIZE); + for (unsigned int i = 0; i < NOISE_SIZE; i++){ + for (unsigned int k = 0; k < NOISE_SIZE; k++){ + buffer[(i * NOISE_SIZE) + k] = (GLubyte)((double) rand() / ((double) RAND_MAX + 1.f) * 255.f); + } + } + + texture = new LLImageGL(FALSE) ; + if(texture->createGLTexture()) + { + gGL.getTexUnit(0)->bindManual(LLTexUnit::TT_TEXTURE, texture->getTexName()); + LLImageGL::setManualImage(GL_TEXTURE_2D, 0, GL_LUMINANCE, NOISE_SIZE, NOISE_SIZE, GL_LUMINANCE, GL_UNSIGNED_BYTE, &buffer[0]); + gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR); + gGL.getTexUnit(0)->setTextureAddressMode(LLTexUnit::TAM_WRAP); + } } bool LLPostProcess::checkError(void) { - GLenum glErr; + GLenum glErr; bool retCode = false; glErr = glGetError(); while (glErr != GL_NO_ERROR) { - // shaderErrorLog << (const char *) gluErrorString(glErr) << std::endl; + // shaderErrorLog << (const char *) gluErrorString(glErr) << std::endl; #if GLU_VERSION_1_1 - char const * err_str_raw = (const char *) gluErrorString(glErr); + char const * err_str_raw = (const char *) gluErrorString(glErr); - if(err_str_raw == NULL) - { + if(err_str_raw == NULL) + { #endif - std::ostringstream err_builder; - err_builder << "unknown error number " << glErr; - mShaderErrorString = err_builder.str(); + std::ostringstream err_builder; + err_builder << "unknown error number " << glErr; + mShaderErrorString = err_builder.str(); #if GLU_VERSION_1_1 - } - else - { - mShaderErrorString = err_str_raw; - } + } + else + { + mShaderErrorString = err_str_raw; + } #endif retCode = true; @@ -458,8 +458,8 @@ void LLPostProcess::checkShaderError(GLuint shader) return; } glGetProgramInfoLog(shader, infologLength, &charsWritten, infoLog); - // shaderErrorLog << (char *) infoLog << std::endl; - mShaderErrorString = (char *) infoLog; + // shaderErrorLog << (char *) infoLog << std::endl; + mShaderErrorString = (char *) infoLog; free(infoLog); } checkError(); // Check for OpenGL errors |