diff options
Diffstat (limited to 'indra/llrender/llrendertarget.cpp')
| -rw-r--r-- | indra/llrender/llrendertarget.cpp | 197 |
1 files changed, 159 insertions, 38 deletions
diff --git a/indra/llrender/llrendertarget.cpp b/indra/llrender/llrendertarget.cpp index 0e4aa2ee7a..957c85b606 100644 --- a/indra/llrender/llrendertarget.cpp +++ b/indra/llrender/llrendertarget.cpp @@ -158,6 +158,8 @@ void LLRenderTarget::setColorAttachment(LLImageGL* img, LLGLuint use_name) llassert(mTex.empty()); // mTex must be empty with this mode (binding target should be done via LLImageGL) llassert(!isBoundInStack()); + U32 target = getTarget(); + if (mFBO == 0) { glGenFramebuffers(1, (GLuint*)&mFBO); @@ -174,14 +176,14 @@ void LLRenderTarget::setColorAttachment(LLImageGL* img, LLGLuint use_name) mTex.push_back(use_name); - glBindFramebuffer(GL_FRAMEBUFFER, mFBO); - glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, + glBindFramebuffer(target, mFBO); + glFramebufferTexture2D(target, GL_COLOR_ATTACHMENT0, LLTexUnit::getInternalType(mUsage), use_name, 0); stop_glerror(); check_framebuffer_status(); - glBindFramebuffer(GL_FRAMEBUFFER, sCurFBO); + glBindFramebuffer(target, sCurFBO); } void LLRenderTarget::releaseColorAttachment() @@ -194,6 +196,7 @@ void LLRenderTarget::releaseColorAttachment() glBindFramebuffer(GL_FRAMEBUFFER, mFBO); glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, LLTexUnit::getInternalType(mUsage), 0, 0); glBindFramebuffer(GL_FRAMEBUFFER, sCurFBO); + LOG_GLERROR(mName + " releaseColorAttachment()"); mTex.clear(); } @@ -208,6 +211,8 @@ bool LLRenderTarget::addColorAttachment(U32 color_fmt) return true; } + U32 target = getTarget(); + U32 offset = static_cast<U32>(mTex.size()); if( offset >= 4 ) @@ -226,12 +231,76 @@ bool LLRenderTarget::addColorAttachment(U32 color_fmt) LLImageGL::generateTextures(1, &tex); gGL.getTexUnit(0)->bindManual(mUsage, tex); - stop_glerror(); - + U32 miplevel = mMipLevels; + U32 intformat = color_fmt; + U32 pixformat = GL_RGBA; + U32 pixtype = GL_UNSIGNED_BYTE; { - clear_glerror(); - LLImageGL::setManualImage(LLTexUnit::getInternalType(mUsage), 0, color_fmt, mResX, mResY, GL_RGBA, GL_UNSIGNED_BYTE, NULL, false); + //clear_glerror(); + + if(color_fmt == GL_RGB10_A2) + { + pixformat = GL_RGBA; + pixtype = GL_UNSIGNED_BYTE; + } + else if(color_fmt == GL_R11F_G11F_B10F) + { + pixformat = GL_RGB; + pixtype = GL_HALF_FLOAT; + } + else if(color_fmt == GL_R8) + { + pixformat = GL_RED; + pixtype = GL_UNSIGNED_BYTE; + } + else if(color_fmt == GL_R16F) + { + pixformat = GL_RED; + pixtype = GL_HALF_FLOAT; + } + else if(color_fmt == GL_RG16F) + { + pixformat = GL_RG; + pixtype = GL_HALF_FLOAT; + } + else if(color_fmt == GL_RGBA16F) + { + pixformat = GL_RGBA; + pixtype = GL_HALF_FLOAT; + } + else if(color_fmt == GL_RGB16F) + { + pixformat = GL_RGB; + pixtype = GL_HALF_FLOAT; + } + else if(color_fmt == GL_RGB8) + { + pixformat = GL_RGB; + pixtype = GL_UNSIGNED_BYTE; + } + else if(color_fmt == GL_RGB) + { + pixformat = GL_RGB; + pixtype = GL_UNSIGNED_BYTE; + } + else if(color_fmt == GL_RGBA) + { + pixformat = GL_RGBA; + pixtype = GL_UNSIGNED_BYTE; + } + else if(color_fmt == GL_RGBA8) + { + pixformat = GL_RGBA; + pixtype = GL_UNSIGNED_BYTE; + } + else + { + pixformat = GL_RGBA; + pixtype = GL_UNSIGNED_BYTE; + } + + LLImageGL::setManualImage(LLTexUnit::getInternalType(mUsage), 0, color_fmt, mResX, mResY, pixformat, pixtype, NULL, false); if (glGetError() != GL_NO_ERROR) { LL_WARNS() << "Could not allocate color buffer for render target." << LL_ENDL; @@ -241,32 +310,30 @@ bool LLRenderTarget::addColorAttachment(U32 color_fmt) sBytesAllocated += mResX*mResY*4; - stop_glerror(); - - if (offset == 0) { //use bilinear filtering on single texture render targets that aren't multisampled gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR); - stop_glerror(); + LOG_GLERROR(mName + " setting filtering to TFO_BILINEAR"); } else { //don't filter data attachments gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_POINT); - stop_glerror(); + LOG_GLERROR(mName + " setting filtering to TFO_POINT"); } #if GL_VERSION_3_1 if (mUsage != LLTexUnit::TT_RECT_TEXTURE) { gGL.getTexUnit(0)->setTextureAddressMode(LLTexUnit::TAM_MIRROR); - stop_glerror(); + LOG_GLERROR(mName + " setting address mode to TAM_MIRROR"); + } else #endif { // ATI doesn't support mirrored repeat for rectangular textures. gGL.getTexUnit(0)->setTextureAddressMode(LLTexUnit::TAM_CLAMP); - stop_glerror(); + LOG_GLERROR(mName + " setting address mode to TAM_CLAMP"); } if (mFBO) @@ -285,7 +352,7 @@ bool LLRenderTarget::addColorAttachment(U32 color_fmt) if (gDebugGL) { //bind and unbind to validate target - bindTarget(); + bindTarget(mName, mMode); flush(); } @@ -300,16 +367,15 @@ bool LLRenderTarget::allocateDepth() gGL.getTexUnit(0)->bindManual(mUsage, mDepth); U32 internal_type = LLTexUnit::getInternalType(mUsage); - stop_glerror(); - clear_glerror(); - LLImageGL::setManualImage(internal_type, 0, GL_DEPTH_COMPONENT24, mResX, mResY, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, NULL, false); + + LLImageGL::setManualImage(internal_type, 0, GL_DEPTH_COMPONENT24, mResX, mResY, GL_DEPTH_COMPONENT, GL_FLOAT, NULL, false); gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_POINT); sBytesAllocated += mResX*mResY*4; if (glGetError() != GL_NO_ERROR) { - LL_WARNS() << "Unable to allocate depth buffer for render target." << LL_ENDL; + LL_WARNS() << "Unable to allocate depth buffer for render target " << mName << LL_ENDL; return false; } @@ -345,6 +411,8 @@ void LLRenderTarget::shareDepthBuffer(LLRenderTarget& target) glBindFramebuffer(GL_FRAMEBUFFER, sCurFBO); + LOG_GLERROR(mName + " shareDepthBuffer()"); + target.mUseDepth = true; } } @@ -408,19 +476,32 @@ void LLRenderTarget::release() LLImageGL::deleteTextures(1, &mTex[0]); } + LOG_GLERROR(mName + " release()"); + mTex.clear(); mInternalFormat.clear(); mResX = mResY = 0; } -void LLRenderTarget::bindTarget() +void LLRenderTarget::bindTarget(std::string name_, U32 mode_) { LL_PROFILE_GPU_ZONE("bindTarget"); llassert(mFBO); llassert(!isBoundInStack()); - glBindFramebuffer(GL_FRAMEBUFFER, mFBO); + //mode_ = 0; + + mMode = mode_; + mName = name_; + + U32 target = getTarget(); + + glBindFramebuffer(target, mFBO); + LOG_GLERROR(mName+" bindTarget()"); + + //attach(); + sCurFBO = mFBO; //setup multiple render targets @@ -430,17 +511,34 @@ void LLRenderTarget::bindTarget() GL_COLOR_ATTACHMENT3}; if (mTex.empty()) - { //no color buffer to draw to - GLenum buffers[] = {GL_NONE}; - glDrawBuffers(0, buffers); + { //no color buffer to draw to + if(!mUseDepth) LL_WARNS() << mName << " HAS NO COLOR BUFFER AND NO DEPTH!!" << LL_ENDL; + glDrawBuffer(GL_NONE); glReadBuffer(GL_NONE); } - else + else if(mMode == 0) { glDrawBuffers(static_cast<GLsizei>(mTex.size()), drawbuffers); glReadBuffer(GL_COLOR_ATTACHMENT0); + + LOG_GLERROR(mName+" read and write buffers"); + + } + else if(mMode == 1) + { + glDrawBuffers(static_cast<GLsizei>(mTex.size()), drawbuffers); + glReadBuffer(GL_NONE); + LOG_GLERROR(mName+" draw buffer"); + } + else if(mMode == 2) + { + glDrawBuffer(GL_NONE); + glReadBuffer(GL_COLOR_ATTACHMENT0); + LOG_GLERROR(mName+" read buffer"); } + check_framebuffer_status(); + LOG_GLERROR(mName+" checked status"); glViewport(0, 0, mResX, mResY); sCurResX = mResX; @@ -454,24 +552,22 @@ void LLRenderTarget::clear(U32 mask_in) { LL_PROFILE_GPU_ZONE("clear"); llassert(mFBO); - U32 mask = GL_COLOR_BUFFER_BIT; - if (mUseDepth) - { - mask |= GL_DEPTH_BUFFER_BIT; + U32 mask = 0; + + if(!mTex.empty()) mask |= GL_COLOR_BUFFER_BIT; + if (mUseDepth) mask |= GL_DEPTH_BUFFER_BIT; - } if (mFBO) { check_framebuffer_status(); - stop_glerror(); glClear(mask & mask_in); - stop_glerror(); + LOG_GLERROR(mName + "clear()"); } else { LLGLEnable scissor(GL_SCISSOR_TEST); glScissor(0, 0, mResX, mResY); - stop_glerror(); + LOG_GLERROR(""); glClear(mask & mask_in); } } @@ -514,29 +610,43 @@ void LLRenderTarget::bindTexture(U32 index, S32 channel, LLTexUnit::eTextureFilt } gGL.getTexUnit(channel)->setTextureFilteringOption(filter_options); + + LOG_GLERROR(mName + " bindTexture()"); } void LLRenderTarget::flush() { LL_PROFILE_GPU_ZONE("rt flush"); + + LOG_GLERROR(mName+" rt flush() A"); + gGL.flush(); llassert(mFBO); llassert(sCurFBO == mFBO); llassert(sBoundTarget == this); - if (mGenerateMipMaps == LLTexUnit::TMG_AUTO) + if (mGenerateMipMaps == LLTexUnit::TMG_AUTO && mMode != 2) { LL_PROFILE_GPU_ZONE("rt generate mipmaps"); - bindTexture(0, 0, LLTexUnit::TFO_TRILINEAR); + //bindTexture(0, 0, LLTexUnit::TFO_TRILINEAR); + bindTexture(0, 0, LLTexUnit::TFO_ANISOTROPIC); glGenerateMipmap(GL_TEXTURE_2D); + LOG_GLERROR(mName + " glGenerateMipmap()"); } + LOG_GLERROR(mName + " rt flush() B"); + + unbind(); +} + +void LLRenderTarget::unbind() +{ if (mPreviousRT) { // a bit hacky -- pop the RT stack back two frames and push // the previous frame back on to play nice with the GL state machine sBoundTarget = mPreviousRT->mPreviousRT; - mPreviousRT->bindTarget(); + mPreviousRT->bindTarget(mPreviousRT->mName, mPreviousRT->mMode); } else { @@ -547,9 +657,10 @@ void LLRenderTarget::flush() sCurResX = gGLViewport[2]; sCurResY = gGLViewport[3]; glReadBuffer(GL_BACK); - GLenum drawbuffers[] = {GL_BACK}; - glDrawBuffers(1, drawbuffers); + glDrawBuffer(GL_BACK); } + + LOG_GLERROR(mName + " rt unbind()"); } bool LLRenderTarget::isComplete() const @@ -604,3 +715,13 @@ void LLRenderTarget::swapFBORefs(LLRenderTarget& other) std::swap(mFBO, other.mFBO); std::swap(mTex, other.mTex); } + +U32 LLRenderTarget::getTarget() +{ + U32 target = GL_FRAMEBUFFER; + + if(mMode == 1) target = GL_DRAW_FRAMEBUFFER; + else if(mMode == 2) target = GL_READ_FRAMEBUFFER; + + return target; +}
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