internal void DeleteFramebuffer(glFramebuffer framebuffer)
{
int framebufferHandle = framebuffer.Handle;
lock (this)
{
#if NET_STANDARD_13
_glDeleteFramebuffers(1, &framebufferHandle);
#else
if (_CurrentThreadId == Thread.CurrentThread.ManagedThreadId)
{
_glDeleteFramebuffers(1, &framebufferHandle);
}
else
{
if (_PendingFramebufferDeleteCount == _PendingFramebufferDelete.Length)
{
Array.Resize <int>(ref _PendingFramebufferDelete, _PendingFramebufferDelete.Length * 2);
}
_PendingFramebufferDelete[_PendingFramebufferDeleteCount] = framebufferHandle;
_PendingFramebufferDeleteCount++;
}
#endif
}
}
internal void FramebufferTexture(glFramebuffer framebuffer, glFramebuffer.BindTarget Target, glFramebuffer.Attachment attachment, glTexture texture, int level)
{
int indexTarget = GlTargetToFramebufferTargetIndex(Target);
lock (_Framebuffers)
{
if (_Framebuffers[indexTarget] != framebuffer)
{
throw new Exception("Invalid bind target. The frambeuffer must be bound to this target first");
}
_glFramebufferTexture((int)Target, (int)attachment, texture.Handle, level);
}
}
public glFramebuffer[] GenFramebuffers(int numFramebuffers)
{
int[] framebufferHandle = new int[numFramebuffers];
fixed(int *pframebufferHandles = &framebufferHandle[0])
{
_glGenFramebuffers(numFramebuffers, pframebufferHandles);
}
glFramebuffer[] framebuffers = new glFramebuffer[numFramebuffers];
for (int n = 0; n < numFramebuffers; n++)
{
framebuffers[n] = new glFramebuffer(this, framebufferHandle[n]);
}
return(framebuffers);
}
internal void BindFramebuffer(glFramebuffer Framebuffer, glFramebuffer.BindTarget Target)
{
int indexTarget = GlTargetToFramebufferTargetIndex(Target);
lock (_Framebuffers)
{
if (Framebuffer == null)
{
_glBindFramebuffer((int)Target, 0);
_Framebuffers[indexTarget] = null;
}
else
{
_glBindFramebuffer((int)Target, Framebuffer.Handle);
_Framebuffers[indexTarget] = Framebuffer;
}
}
}
