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Diffstat (limited to 'indra/llrender/llrendertarget.cpp')
-rw-r--r--indra/llrender/llrendertarget.cpp34
1 files changed, 17 insertions, 17 deletions
diff --git a/indra/llrender/llrendertarget.cpp b/indra/llrender/llrendertarget.cpp
index cc5c232380..cd1c532243 100644
--- a/indra/llrender/llrendertarget.cpp
+++ b/indra/llrender/llrendertarget.cpp
@@ -51,11 +51,13 @@ void check_framebuffer_status()
}
bool LLRenderTarget::sUseFBO = false;
+U32 LLRenderTarget::sCurFBO = 0;
LLRenderTarget::LLRenderTarget() :
mResX(0),
mResY(0),
mFBO(0),
+ mPreviousFBO(0),
mDepth(0),
mStencil(0),
mUseDepth(false),
@@ -107,6 +109,9 @@ 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) 4096);
+ resy = llmin(resy, (U32) 4096);
+
stop_glerror();
release();
stop_glerror();
@@ -146,7 +151,7 @@ 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();
@@ -224,7 +229,7 @@ bool LLRenderTarget::addColorAttachment(U32 color_fmt)
check_framebuffer_status();
- glBindFramebuffer(GL_FRAMEBUFFER, 0);
+ glBindFramebuffer(GL_FRAMEBUFFER, sCurFBO);
}
mTex.push_back(tex);
@@ -313,7 +318,7 @@ void LLRenderTarget::shareDepthBuffer(LLRenderTarget& target)
check_framebuffer_status();
- glBindFramebuffer(GL_FRAMEBUFFER, 0);
+ glBindFramebuffer(GL_FRAMEBUFFER, sCurFBO);
target.mUseDepth = true;
}
@@ -376,9 +381,13 @@ void LLRenderTarget::bindTarget()
{
if (mFBO)
{
+ mPreviousFBO = sCurFBO;
+
stop_glerror();
glBindFramebuffer(GL_FRAMEBUFFER, mFBO);
+ sCurFBO = mFBO;
+
stop_glerror();
if (gGLManager.mHasDrawBuffers)
{ //setup multiple render targets
@@ -404,16 +413,6 @@ void LLRenderTarget::bindTarget()
sBoundTarget = this;
}
-// static
-void LLRenderTarget::unbindTarget()
-{
- if (gGLManager.mHasFramebufferObject)
- {
- glBindFramebuffer(GL_FRAMEBUFFER, 0);
- }
- sBoundTarget = NULL;
-}
-
void LLRenderTarget::clear(U32 mask_in)
{
U32 mask = GL_COLOR_BUFFER_BIT;
@@ -479,7 +478,8 @@ void LLRenderTarget::flush(bool fetch_depth)
else
{
stop_glerror();
- glBindFramebuffer(GL_FRAMEBUFFER, 0);
+ glBindFramebuffer(GL_FRAMEBUFFER, mPreviousFBO);
+ sCurFBO = mPreviousFBO;
stop_glerror();
}
}
@@ -509,7 +509,7 @@ 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
@@ -526,7 +526,7 @@ 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();
}
}
@@ -552,7 +552,7 @@ 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();
}
}