diff options
Diffstat (limited to 'indra/llrender/llrendertarget.cpp')
| -rw-r--r-- | indra/llrender/llrendertarget.cpp | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/indra/llrender/llrendertarget.cpp b/indra/llrender/llrendertarget.cpp index 99f0da330c..cc5c232380 100644 --- a/indra/llrender/llrendertarget.cpp +++ b/indra/llrender/llrendertarget.cpp @@ -69,6 +69,42 @@ LLRenderTarget::~LLRenderTarget() release(); } +void LLRenderTarget::resize(U32 resx, U32 resy, U32 color_fmt) +{ + //for accounting, get the number of pixels added/subtracted + S32 pix_diff = (resx*resy)-(mResX*mResY); + + mResX = resx; + mResY = resy; + + 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); + sBytesAllocated += pix_diff*4; + } + + if (mDepth) + { //resize depth attachment + if (mStencil) + { + //use render buffers where stencil buffers are in play + glBindRenderbuffer(GL_RENDERBUFFER, mDepth); + glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH24_STENCIL8, mResX, mResY); + glBindRenderbuffer(GL_RENDERBUFFER, 0); + } + else + { + gGL.getTexUnit(0)->bindManual(mUsage, mDepth); + U32 internal_type = LLTexUnit::getInternalType(mUsage); + LLImageGL::setManualImage(internal_type, 0, GL_DEPTH_COMPONENT24, mResX, mResY, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, NULL, false); + } + + sBytesAllocated += pix_diff*4; + } +} + + bool LLRenderTarget::allocate(U32 resx, U32 resy, U32 color_fmt, bool depth, bool stencil, LLTexUnit::eTextureType usage, bool use_fbo, S32 samples) { stop_glerror(); |