fix virtual xfb - remove glCopyTexImage2D

glCopyTexImage2D isn't in core (and so not supported everywhere) and it cannot store into GL_TEXTURE_RECTANGLE
This commit is contained in:
degasus 2013-01-03 18:36:19 +01:00
parent 363ffd3a5f
commit b67b1c376d
1 changed files with 19 additions and 16 deletions

View File

@ -381,14 +381,25 @@ void XFBSource::DecodeToTexture(u32 xfbAddr, u32 fbWidth, u32 fbHeight)
void XFBSource::CopyEFB(float Gamma)
{
// Copy EFB data to XFB and restore render target again
glBindFramebuffer(GL_READ_FRAMEBUFFER, FramebufferManager::GetEFBFramebuffer());
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, FramebufferManager::GetXFBFramebuffer());
// Bind texture.
glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_RECTANGLE, texture, 0);
GL_REPORT_FBO_ERROR();
glBlitFramebuffer(
0, 0, texWidth, texHeight,
0, 0, texWidth, texHeight,
GL_COLOR_BUFFER_BIT, GL_NEAREST
);
// Unbind texture.
glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_RECTANGLE, 0, 0);
// Return to EFB.
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferManager::GetEFBFramebuffer());
glBindTexture(GL_TEXTURE_RECTANGLE, texture);
glCopyTexImage2D(GL_TEXTURE_RECTANGLE, 0, 4, 0, 0, texWidth, texHeight, 0);
glBindTexture(GL_TEXTURE_RECTANGLE, 0);
}
XFBSourceBase* FramebufferManager::CreateXFBSource(unsigned int target_width, unsigned int target_height)
@ -397,18 +408,10 @@ XFBSourceBase* FramebufferManager::CreateXFBSource(unsigned int target_width, un
glGenTextures(1, &texture);
#if 0// XXX: Some video drivers don't handle glCopyTexImage2D correctly, so use EXT_framebuffer_blit whenever possible.
if (m_msaaSamples > 1)
#endif
{
// In MSAA mode, allocate the texture image here. In non-MSAA mode,
// the image will be allocated by glCopyTexImage2D (later).
glBindTexture(GL_TEXTURE_RECTANGLE, texture);
glTexImage2D(GL_TEXTURE_RECTANGLE, 0, 4, target_width, target_height, 0, GL_RGB, GL_UNSIGNED_BYTE, NULL);
glBindTexture(GL_TEXTURE_RECTANGLE, 0);
}
return new XFBSource(texture);
}