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#include "Canvas.h"
namespace AsuraEngine
{
namespace Graphics
{
Canvas::Canvas()
: Texture()
, mWidth(0)
, mHeight(0)
{
glGenFramebuffers(1, &mFBO);
GLint current_fbo;
glGetIntegerv(GL_DRAW_FRAMEBUFFER_BINDING, ¤t_fbo);
glBindFramebuffer(GL_FRAMEBUFFER, mFBO);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, mTextureHandle, 0);
glBindFramebuffer(GL_FRAMEBUFFER, current_fbo);
}
void Canvas::SetSize(uint w, uint h)
{
GLint current_tex;
glGetIntegerv(GL_TEXTURE_BINDING_2D, ¤t_tex);
glBindTexture(GL_TEXTURE_2D, mTextureHandle);
glBindTexture(GL_TEXTURE_2D, current_tex);
}
void Canvas::Bind()
{
}
void Canvas::Unbind()
{
}
}
}
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