merge up to latest viewer-pathfinding (including 3.3.4)

1 files changed, 7 insertions, 2 deletions

diff --git a/indra/llrender/llrendertarget.h b/indra/llrender/llrendertarget.h
index 2735ab21c5..e1a51304f1 100644
--- a/indra/llrender/llrendertarget.h
+++ b/indra/llrender/llrendertarget.h
@@ -57,8 +57,6 @@
 
 */
 
-class LLMultisampleBuffer;
-
 class LLRenderTarget
 {
 public:
@@ -74,6 +72,12 @@ public:
 	//multiple calls will release previously allocated resources
 	bool allocate(U32 resx, U32 resy, U32 color_fmt, bool depth, bool stencil, LLTexUnit::eTextureType usage = LLTexUnit::TT_TEXTURE, bool use_fbo = false, S32 samples = 0);
 
+	//resize existing attachments to use new resolution and color format
+	// CAUTION: if the GL runs out of memory attempting to resize, this render target will be undefined
+	// DO NOT use for screen space buffers or for scratch space for an image that might be uploaded
+	// DO use for render targets that resize often and aren't likely to ruin someone's day if they break
+	void resize(U32 resx, U32 resy, U32 color_fmt);
+
 	//add color buffer attachment
 	//limit of 4 color attachments per render target
 	bool addColorAttachment(U32 color_fmt);
@@ -142,6 +146,7 @@ protected:
 	U32 mResX;
 	U32 mResY;
 	std::vector<U32> mTex;
+	std::vector<U32> mInternalFormat;
 	U32 mFBO;
 	U32 mDepth;
 	bool mStencil;