53 lines
1.0 KiB
C++
53 lines
1.0 KiB
C++
|
#include "CRenderbuffer.h"
|
||
|
|
|
||
|
|
CRenderbuffer::CRenderbuffer()
|
||
|
|
{
|
||
|
|
mInitialized = false;
|
||
|
|
mWidth = 0;
|
||
|
|
mHeight = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
CRenderbuffer::CRenderbuffer(u32 Width, u32 Height)
|
||
|
|
{
|
||
|
|
mInitialized = false;
|
||
|
|
mWidth = Width;
|
||
|
|
mHeight = Height;
|
||
|
|
}
|
||
|
|
|
||
|
|
CRenderbuffer::~CRenderbuffer()
|
||
|
|
{
|
||
|
|
if (mInitialized)
|
||
|
|
glDeleteRenderbuffers(1, &mRenderbuffer);
|
||
|
|
}
|
||
|
|
|
||
|
|
void CRenderbuffer::Init()
|
||
|
|
{
|
||
|
|
glGenRenderbuffers(1, &mRenderbuffer);
|
||
|
|
glBindRenderbuffer(GL_RENDERBUFFER, mRenderbuffer);
|
||
|
|
glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT24, mWidth, mHeight);
|
||
|
|
mInitialized = true;
|
||
|
|
}
|
||
|
|
|
||
|
|
void CRenderbuffer::Resize(u32 Width, u32 Height)
|
||
|
|
{
|
||
|
|
mWidth = Width;
|
||
|
|
mHeight = Height;
|
||
|
|
|
||
|
|
if (mInitialized)
|
||
|
|
{
|
||
|
|
Bind();
|
||
|
|
glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT24, mWidth, mHeight);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void CRenderbuffer::Bind()
|
||
|
|
{
|
||
|
|
if (!mInitialized) Init();
|
||
|
|
glBindRenderbuffer(GL_RENDERBUFFER, mRenderbuffer);
|
||
|
|
}
|
||
|
|
|
||
|
|
void CRenderbuffer::Unbind()
|
||
|
|
{
|
||
|
|
glBindRenderbuffer(GL_RENDERBUFFER, 0);
|
||
|
|
}
|