Render object range on the CPU

[ipdf/code.git] / src / framebuffer.h

diff --git a/src/framebuffer.h b/src/framebuffer.h
index 1da3216..33c5fe1 100644 (file)
--- a/src/framebuffer.h
+++ b/src/framebuffer.h
@@ -7,8 +7,9 @@
 
 namespace IPDF
 {
-       /*
+       /**
         * The "FrameBuffer" class represents an offscreen render target. 
+        * FrameBuffer::Create needs to be called to initialise it; constructor is trivial
         */
        class FrameBuffer
        {
@@ -17,9 +18,9 @@ namespace IPDF
                ~FrameBuffer() { Destroy(); }
                void Create(int w, int h);
                void Destroy();
-               void Bind();
-               void UnBind();
-               void Blit();
+               void Bind(); // set as render target
+               void UnBind(); // set render target to screen
+               void Blit(); // blit this FrameBuffer to current render target
                void Clear(float r=1.0, float g=1.0, float b=1.0, float a=1.0);
                int GetWidth() { return m_width; }
                int GetHeight() { return m_height; }