public Framebuffer(Renderer R, int W, int H)
{
this.R = R;
this.W = W;
this.H = H;
Color = new GLTexture(TextureTarget.Texture2D);
Color.Bind(false);
Color.Image2D(0, PixelInternalFormat.Rgba8, W, H, PixelFormat.Rgba, PixelType.UnsignedByte);
Color.TexParameter(TextureParameterName.TextureMinFilter, TextureMinFilter.Nearest);
Color.TexParameter(TextureParameterName.TextureMagFilter, TextureMagFilter.Nearest);
DepthStencil = new GLTexture(TextureTarget.Texture2D);
DepthStencil.Bind(false);
DepthStencil.Image2D(0, PixelInternalFormat.DepthComponent32, W, H,
PixelFormat.DepthComponent, PixelType.UnsignedInt);
DepthStencil.TexParameter(TextureParameterName.TextureMinFilter, TextureMinFilter.Nearest);
DepthStencil.TexParameter(TextureParameterName.TextureMagFilter, TextureMagFilter.Nearest);
ID = GLf.GenFramebuffer();
GLf.BindFramebuffer(FramebufferTarget.Framebuffer, ID);
GLf.FramebufferTexture2D(FramebufferTarget.Framebuffer,
FramebufferAttachment.ColorAttachment0, Color.Target, Color.GetID, 0);
GLf.FramebufferTexture2D(FramebufferTarget.Framebuffer,
FramebufferAttachment.DepthAttachment, DepthStencil.Target, DepthStencil.GetID, 0);
Check();
Unbind();
}
internal virtual void Init(int W, int H)
{
if (TEX == null)
{
TEX = new GLTexture(TextureType);
TEX.Bind();
TEX.TexParameter(TextureParameterName.TextureMagFilter, TextureMagFilter.Nearest);
TEX.TexParameter(TextureParameterName.TextureMinFilter, TextureMinFilter.Nearest);
TEX.TexParameter(TextureParameterName.TextureWrapS, TextureWrapMode.MirroredRepeat);
TEX.TexParameter(TextureParameterName.TextureWrapT, TextureWrapMode.MirroredRepeat);
TEX.TexParameter(TextureParameterName.TextureWrapR, TextureWrapMode.MirroredRepeat);
}
this.W = W;
this.H = H;
Data = new byte[W * H * 4];
}
