diff options
Diffstat (limited to 'indra/llrender/llrendertarget.cpp')
| -rwxr-xr-x[-rw-r--r--] | indra/llrender/llrendertarget.cpp | 62 |
1 files changed, 45 insertions, 17 deletions
diff --git a/indra/llrender/llrendertarget.cpp b/indra/llrender/llrendertarget.cpp index 846311a8d0..d53c37a847 100644..100755 --- a/indra/llrender/llrendertarget.cpp +++ b/indra/llrender/llrendertarget.cpp @@ -51,11 +51,21 @@ void check_framebuffer_status() } bool LLRenderTarget::sUseFBO = false; +U32 LLRenderTarget::sCurFBO = 0; + + +extern S32 gGLViewport[4]; + +U32 LLRenderTarget::sCurResX = 0; +U32 LLRenderTarget::sCurResY = 0; LLRenderTarget::LLRenderTarget() : mResX(0), mResY(0), mFBO(0), + mPreviousFBO(0), + mPreviousResX(0), + mPreviousResY(0), mDepth(0), mStencil(0), mUseDepth(false), @@ -107,6 +117,9 @@ void LLRenderTarget::resize(U32 resx, U32 resy, U32 color_fmt) bool LLRenderTarget::allocate(U32 resx, U32 resy, U32 color_fmt, bool depth, bool stencil, LLTexUnit::eTextureType usage, bool use_fbo, S32 samples) { + resx = llmin(resx, (U32) gGLManager.mGLMaxTextureSize); + resy = llmin(resy, (U32) gGLManager.mGLMaxTextureSize); + stop_glerror(); release(); stop_glerror(); @@ -146,7 +159,7 @@ bool LLRenderTarget::allocate(U32 resx, U32 resy, U32 color_fmt, bool depth, boo glFramebufferTexture2D(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, LLTexUnit::getInternalType(mUsage), mDepth, 0); stop_glerror(); } - glBindFramebuffer(GL_FRAMEBUFFER, 0); + glBindFramebuffer(GL_FRAMEBUFFER, sCurFBO); } stop_glerror(); @@ -233,7 +246,7 @@ bool LLRenderTarget::addColorAttachment(U32 color_fmt) check_framebuffer_status(); - glBindFramebuffer(GL_FRAMEBUFFER, 0); + glBindFramebuffer(GL_FRAMEBUFFER, sCurFBO); } mTex.push_back(tex); @@ -322,7 +335,7 @@ void LLRenderTarget::shareDepthBuffer(LLRenderTarget& target) check_framebuffer_status(); - glBindFramebuffer(GL_FRAMEBUFFER, 0); + glBindFramebuffer(GL_FRAMEBUFFER, sCurFBO); target.mUseDepth = true; } @@ -387,7 +400,10 @@ void LLRenderTarget::bindTarget() { stop_glerror(); + mPreviousFBO = sCurFBO; glBindFramebuffer(GL_FRAMEBUFFER, mFBO); + sCurFBO = mFBO; + stop_glerror(); if (gGLManager.mHasDrawBuffers) { //setup multiple render targets @@ -409,18 +425,13 @@ void LLRenderTarget::bindTarget() stop_glerror(); } + mPreviousResX = sCurResX; + mPreviousResY = sCurResY; glViewport(0, 0, mResX, mResY); - sBoundTarget = this; -} + sCurResX = mResX; + sCurResY = mResY; -// static -void LLRenderTarget::unbindTarget() -{ - if (gGLManager.mHasFramebufferObject) - { - glBindFramebuffer(GL_FRAMEBUFFER, 0); - } - sBoundTarget = NULL; + sBoundTarget = this; } void LLRenderTarget::clear(U32 mask_in) @@ -488,7 +499,22 @@ void LLRenderTarget::flush(bool fetch_depth) else { stop_glerror(); - glBindFramebuffer(GL_FRAMEBUFFER, 0); + glBindFramebuffer(GL_FRAMEBUFFER, mPreviousFBO); + sCurFBO = mPreviousFBO; + + if (mPreviousFBO) + { + glViewport(0, 0, mPreviousResX, mPreviousResY); + sCurResX = mPreviousResX; + sCurResY = mPreviousResY; + } + else + { + glViewport(gGLViewport[0],gGLViewport[1],gGLViewport[2],gGLViewport[3]); + sCurResX = gGLViewport[2]; + sCurResY = gGLViewport[3]; + } + stop_glerror(); } } @@ -518,7 +544,7 @@ void LLRenderTarget::copyContents(LLRenderTarget& source, S32 srcX0, S32 srcY0, stop_glerror(); glCopyTexSubImage2D(LLTexUnit::getInternalType(mUsage), 0, srcX0, srcY0, dstX0, dstY0, dstX1, dstY1); stop_glerror(); - glBindFramebuffer(GL_FRAMEBUFFER, 0); + glBindFramebuffer(GL_FRAMEBUFFER, sCurFBO); stop_glerror(); } else @@ -535,7 +561,7 @@ void LLRenderTarget::copyContents(LLRenderTarget& source, S32 srcX0, S32 srcY0, stop_glerror(); glBindFramebuffer(GL_DRAW_FRAMEBUFFER, 0); stop_glerror(); - glBindFramebuffer(GL_FRAMEBUFFER, 0); + glBindFramebuffer(GL_FRAMEBUFFER, sCurFBO); stop_glerror(); } } @@ -561,7 +587,7 @@ void LLRenderTarget::copyContentsToFramebuffer(LLRenderTarget& source, S32 srcX0 stop_glerror(); glBlitFramebuffer(srcX0, srcY0, srcX1, srcY1, dstX0, dstY0, dstX1, dstY1, mask, filter); stop_glerror(); - glBindFramebuffer(GL_FRAMEBUFFER, 0); + glBindFramebuffer(GL_FRAMEBUFFER, sCurFBO); stop_glerror(); } } @@ -579,3 +605,5 @@ void LLRenderTarget::getViewport(S32* viewport) viewport[3] = mResY; } + + |