1. Epic GamesDeveloper
  3. FOpenGLBase::DiscardFrameBufferToResize

FOpenGLBase::DiscardFrameBufferToResize

Calling glBufferData() to discard-reupload is slower than calling glBufferSubData() on some platforms, because changing glBufferData() with a different size (from before) may incur extra validation.

API > API/Runtime > API/Runtime/OpenGLDrv > API/Runtime/OpenGLDrv/FOpenGLBase

References

   
Module OpenGLDrv
Header /Engine/Source/Runtime/OpenGLDrv/Public/OpenGL.h
Include #include "OpenGL.h" 
static bool DiscardFrameBufferToResize&40;&41;

Remarks

Calling glBufferData() to discard-reupload is slower than calling glBufferSubData() on some platforms, because changing glBufferData() with a different size (from before) may incur extra validation. To use glBufferData() discard trick: set to this to true - otherwise, glBufferSubData() will used.

Ask questions and help your peers Developer Forums

Write your own tutorials or read those from others Learning Library

On this page