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-rwxr-xr-x[-rw-r--r--]indra/llrender/llrendertarget.cpp136
1 files changed, 99 insertions, 37 deletions
diff --git a/indra/llrender/llrendertarget.cpp b/indra/llrender/llrendertarget.cpp
index c1b96a43da..cd484b4fe9 100644..100755
--- a/indra/llrender/llrendertarget.cpp
+++ b/indra/llrender/llrendertarget.cpp
@@ -43,7 +43,7 @@ void check_framebuffer_status()
case GL_FRAMEBUFFER_COMPLETE:
break;
default:
- llwarns << "check_framebuffer_status failed -- " << std::hex << status << llendl;
+ LL_WARNS() << "check_framebuffer_status failed -- " << std::hex << status << LL_ENDL;
ll_fail("check_framebuffer_status failed");
break;
}
@@ -53,11 +53,19 @@ 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),
@@ -71,7 +79,7 @@ LLRenderTarget::~LLRenderTarget()
release();
}
-void LLRenderTarget::resize(U32 resx, U32 resy, U32 color_fmt)
+void LLRenderTarget::resize(U32 resx, U32 resy)
{
//for accounting, get the number of pixels added/subtracted
S32 pix_diff = (resx*resy)-(mResX*mResY);
@@ -79,10 +87,12 @@ void LLRenderTarget::resize(U32 resx, U32 resy, U32 color_fmt)
mResX = resx;
mResY = resy;
+ llassert(mInternalFormat.size() == mTex.size());
+
for (U32 i = 0; i < mTex.size(); ++i)
{ //resize color attachments
gGL.getTexUnit(0)->bindManual(mUsage, mTex[i]);
- LLImageGL::setManualImage(LLTexUnit::getInternalType(mUsage), 0, color_fmt, mResX, mResY, GL_RGBA, GL_UNSIGNED_BYTE, NULL, false);
+ LLImageGL::setManualImage(LLTexUnit::getInternalType(mUsage), 0, mInternalFormat[i], mResX, mResY, GL_RGBA, GL_UNSIGNED_BYTE, NULL, false);
sBytesAllocated += pix_diff*4;
}
@@ -109,8 +119,8 @@ 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);
+ resx = llmin(resx, (U32) gGLManager.mGLMaxTextureSize);
+ resy = llmin(resy, (U32) gGLManager.mGLMaxTextureSize);
stop_glerror();
release();
@@ -129,7 +139,7 @@ bool LLRenderTarget::allocate(U32 resx, U32 resy, U32 color_fmt, bool depth, boo
{
if (!allocateDepth())
{
- llwarns << "Failed to allocate depth buffer for render target." << llendl;
+ LL_WARNS() << "Failed to allocate depth buffer for render target." << LL_ENDL;
return false;
}
}
@@ -171,20 +181,20 @@ bool LLRenderTarget::addColorAttachment(U32 color_fmt)
if( offset >= 4 )
{
- llwarns << "Too many color attachments" << llendl;
+ LL_WARNS() << "Too many color attachments" << LL_ENDL;
llassert( offset < 4 );
return false;
}
if( offset > 0 && (mFBO == 0 || !gGLManager.mHasDrawBuffers) )
{
- llwarns << "FBO not used or no drawbuffers available; mFBO=" << (U32)mFBO << " gGLManager.mHasDrawBuffers=" << (U32)gGLManager.mHasDrawBuffers << llendl;
+ LL_WARNS() << "FBO not used or no drawbuffers available; mFBO=" << (U32)mFBO << " gGLManager.mHasDrawBuffers=" << (U32)gGLManager.mHasDrawBuffers << LL_ENDL;
llassert( mFBO != 0 );
llassert( gGLManager.mHasDrawBuffers );
return false;
}
U32 tex;
- LLImageGL::generateTextures(mUsage, color_fmt, 1, &tex);
+ LLImageGL::generateTextures(1, &tex);
gGL.getTexUnit(0)->bindManual(mUsage, tex);
stop_glerror();
@@ -195,7 +205,7 @@ bool LLRenderTarget::addColorAttachment(U32 color_fmt)
LLImageGL::setManualImage(LLTexUnit::getInternalType(mUsage), 0, color_fmt, mResX, mResY, GL_RGBA, GL_UNSIGNED_BYTE, NULL, false);
if (glGetError() != GL_NO_ERROR)
{
- llwarns << "Could not allocate color buffer for render target." << llendl;
+ LL_WARNS() << "Could not allocate color buffer for render target." << LL_ENDL;
return false;
}
}
@@ -244,12 +254,15 @@ bool LLRenderTarget::addColorAttachment(U32 color_fmt)
mTex.push_back(tex);
mInternalFormat.push_back(color_fmt);
+#if !LL_DARWIN
if (gDebugGL)
{ //bind and unbind to validate target
bindTarget();
flush();
}
-
+#endif
+
+
return true;
}
@@ -267,7 +280,7 @@ bool LLRenderTarget::allocateDepth()
}
else
{
- LLImageGL::generateTextures(mUsage, GL_DEPTH_COMPONENT24, 1, &mDepth);
+ LLImageGL::generateTextures(1, &mDepth);
gGL.getTexUnit(0)->bindManual(mUsage, mDepth);
U32 internal_type = LLTexUnit::getInternalType(mUsage);
@@ -281,7 +294,7 @@ bool LLRenderTarget::allocateDepth()
if (glGetError() != GL_NO_ERROR)
{
- llwarns << "Unable to allocate depth buffer for render target." << llendl;
+ LL_WARNS() << "Unable to allocate depth buffer for render target." << LL_ENDL;
return false;
}
@@ -292,17 +305,17 @@ void LLRenderTarget::shareDepthBuffer(LLRenderTarget& target)
{
if (!mFBO || !target.mFBO)
{
- llerrs << "Cannot share depth buffer between non FBO render targets." << llendl;
+ LL_ERRS() << "Cannot share depth buffer between non FBO render targets." << LL_ENDL;
}
if (target.mDepth)
{
- llerrs << "Attempting to override existing depth buffer. Detach existing buffer first." << llendl;
+ LL_ERRS() << "Attempting to override existing depth buffer. Detach existing buffer first." << LL_ENDL;
}
if (target.mUseDepth)
{
- llerrs << "Attempting to override existing shared depth buffer. Detach existing buffer first." << llendl;
+ LL_ERRS() << "Attempting to override existing shared depth buffer. Detach existing buffer first." << LL_ENDL;
}
if (mDepth)
@@ -344,42 +357,63 @@ void LLRenderTarget::release()
}
else
{
- LLImageGL::deleteTextures(mUsage, 0, 0, 1, &mDepth, true);
+ LLImageGL::deleteTextures(1, &mDepth);
stop_glerror();
}
mDepth = 0;
sBytesAllocated -= mResX*mResY*4;
}
- else if (mUseDepth && mFBO)
- { //detach shared depth buffer
+ else if (mFBO)
+ {
glBindFramebuffer(GL_FRAMEBUFFER, mFBO);
- if (mStencil)
- { //attached as a renderbuffer
- glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_RENDERBUFFER, 0);
- glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, 0);
- mStencil = false;
+
+ if (mUseDepth)
+ { //detach shared depth buffer
+ if (mStencil)
+ { //attached as a renderbuffer
+ glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_RENDERBUFFER, 0);
+ glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, 0);
+ mStencil = false;
+ }
+ else
+ { //attached as a texture
+ glFramebufferTexture2D(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, LLTexUnit::getInternalType(mUsage), 0, 0);
+ }
+ mUseDepth = false;
}
- else
- { //attached as a texture
- glFramebufferTexture2D(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, LLTexUnit::getInternalType(mUsage), 0, 0);
+ }
+
+ // Detach any extra color buffers (e.g. SRGB spec buffers)
+ //
+ if (mFBO && (mTex.size() > 1))
+ {
+ glBindFramebuffer(GL_FRAMEBUFFER, mFBO);
+ S32 z;
+ for (z = mTex.size() - 1; z >= 1; z--)
+ {
+ sBytesAllocated -= mResX*mResY*4;
+ glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0+z, LLTexUnit::getInternalType(mUsage), 0, 0);
+ stop_glerror();
+ LLImageGL::deleteTextures(1, &mTex[z]);
}
- mUseDepth = false;
}
if (mFBO)
{
glDeleteFramebuffers(1, (GLuint *) &mFBO);
+ stop_glerror();
mFBO = 0;
}
if (mTex.size() > 0)
{
- sBytesAllocated -= mResX*mResY*4*mTex.size();
- LLImageGL::deleteTextures(mUsage, mInternalFormat[0], 0, mTex.size(), &mTex[0], true);
+ sBytesAllocated -= mResX*mResY*4;
+ LLImageGL::deleteTextures(1, &mTex[0]);
+ }
+
mTex.clear();
mInternalFormat.clear();
- }
mResX = mResY = 0;
@@ -390,13 +424,12 @@ void LLRenderTarget::bindTarget()
{
if (mFBO)
{
- mPreviousFBO = sCurFBO;
-
stop_glerror();
+ mPreviousFBO = sCurFBO;
glBindFramebuffer(GL_FRAMEBUFFER, mFBO);
sCurFBO = mFBO;
-
+
stop_glerror();
if (gGLManager.mHasDrawBuffers)
{ //setup multiple render targets
@@ -418,7 +451,12 @@ void LLRenderTarget::bindTarget()
stop_glerror();
}
+ mPreviousResX = sCurResX;
+ mPreviousResY = sCurResY;
glViewport(0, 0, mResX, mResY);
+ sCurResX = mResX;
+ sCurResY = mResY;
+
sBoundTarget = this;
}
@@ -449,7 +487,7 @@ U32 LLRenderTarget::getTexture(U32 attachment) const
{
if (attachment > mTex.size()-1)
{
- llerrs << "Invalid attachment index." << llendl;
+ LL_ERRS() << "Invalid attachment index." << LL_ENDL;
}
if (mTex.empty())
{
@@ -458,6 +496,12 @@ U32 LLRenderTarget::getTexture(U32 attachment) const
return mTex[attachment];
}
+U32 LLRenderTarget::getNumTextures() const
+{
+ return mTex.size();
+}
+
+
void LLRenderTarget::bindTexture(U32 index, S32 channel)
{
gGL.getTexUnit(channel)->bindManual(mUsage, getTexture(index));
@@ -489,6 +533,20 @@ void LLRenderTarget::flush(bool fetch_depth)
stop_glerror();
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();
}
}
@@ -503,7 +561,7 @@ void LLRenderTarget::copyContents(LLRenderTarget& source, S32 srcX0, S32 srcY0,
gGL.flush();
if (!source.mFBO || !mFBO)
{
- llwarns << "Cannot copy framebuffer contents for non FBO render targets." << llendl;
+ LL_WARNS() << "Cannot copy framebuffer contents for non FBO render targets." << LL_ENDL;
return;
}
@@ -546,8 +604,10 @@ void LLRenderTarget::copyContentsToFramebuffer(LLRenderTarget& source, S32 srcX0
{
if (!source.mFBO)
{
- llerrs << "Cannot copy framebuffer contents for non FBO render targets." << llendl;
+ LL_WARNS() << "Cannot copy framebuffer contents for non FBO render targets." << LL_ENDL;
+ return;
}
+
{
GLboolean write_depth = mask & GL_DEPTH_BUFFER_BIT ? TRUE : FALSE;
@@ -579,3 +639,5 @@ void LLRenderTarget::getViewport(S32* viewport)
viewport[3] = mResY;
}
+
+
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