/// <summary>
/// Begins a FrameBuffer Pass. Binds only a Color Buffer.
/// </summary>
/// <param name="buffer"></param>
public void Begin (ColorBuffer colorBuffer, ViewPort viewPort)
{
Gl.glBindFramebufferEXT (Gl.GL_FRAMEBUFFER_EXT, this.handle);
Gl.glFramebufferRenderbufferEXT(Gl.GL_FRAMEBUFFER_EXT, Gl.GL_COLOR_ATTACHMENT0_EXT, Gl.GL_RENDERBUFFER_EXT, colorBuffer.Handle);
this.CheckStatus(Gl.glCheckFramebufferStatusEXT(Gl.GL_FRAMEBUFFER_EXT));
this.width = colorBuffer.Width;
this.height = colorBuffer.Height;
Gl.glPushAttrib(Gl.GL_VIEWPORT_BIT);
this.device.ViewPort = viewPort;
}
/// <summary>
/// Begins a FrameBuffer Pass. Binds only a Color Buffer.
/// </summary>
/// <param name="buffer"></param>
public void Begin(ColorBuffer colorBuffer, ViewPort viewPort)
{
Gl.glBindFramebufferEXT(Gl.GL_FRAMEBUFFER_EXT, this.handle);
Gl.glFramebufferRenderbufferEXT(Gl.GL_FRAMEBUFFER_EXT, Gl.GL_COLOR_ATTACHMENT0_EXT, Gl.GL_RENDERBUFFER_EXT, colorBuffer.Handle);
this.CheckStatus(Gl.glCheckFramebufferStatusEXT(Gl.GL_FRAMEBUFFER_EXT));
this.width = colorBuffer.Width;
this.height = colorBuffer.Height;
Gl.glPushAttrib(Gl.GL_VIEWPORT_BIT);
this.device.ViewPort = viewPort;
}
/// <summary>
/// Begins Depth Render Pass. Depth Texture TextureFormat "should" be TextureFormat.Depth32
/// </summary>
/// <param name="buffer">Color Buffer Render Target</param>
/// <param name="depthTexture">Depth Texture Render Target</param>
/// <param name="depthTexture">The Viewport for this FrameBuffer.</param>
public void BeginDepth(ColorBuffer colorBuffer, Texture2D depthTexture, ViewPort viewPort)
{
Gl.glBindTexture(Gl.GL_TEXTURE_2D, depthTexture.Handle);
Gl.glBindFramebufferEXT(Gl.GL_FRAMEBUFFER_EXT, this.handle);
Gl.glFramebufferRenderbufferEXT(Gl.GL_FRAMEBUFFER_EXT, Gl.GL_COLOR_ATTACHMENT0_EXT, Gl.GL_RENDERBUFFER_EXT, colorBuffer.Handle);
Gl.glFramebufferTexture2DEXT(Gl.GL_FRAMEBUFFER_EXT, Gl.GL_DEPTH_ATTACHMENT_EXT, Gl.GL_TEXTURE_2D, depthTexture.Handle, 0);
this.CheckStatus(Gl.glCheckFramebufferStatusEXT(Gl.GL_FRAMEBUFFER_EXT));
this.width = depthTexture.Width;
this.height = depthTexture.Height;
Gl.glPushAttrib(Gl.GL_VIEWPORT_BIT);
this.device.ViewPort = viewPort;
}
/// <summary>
/// Begins Depth Render Pass. Depth Texture TextureFormat "should" be TextureFormat.Depth32
/// </summary>
/// <param name="buffer">Color Buffer Render Target</param>
/// <param name="depthTexture">Depth Texture Render Target</param>
public void BeginDepth(ColorBuffer colorBuffer, Texture2D depthTexture)
{
this.BeginDepth(colorBuffer, depthTexture, new ViewPort(0, 0, depthTexture.Width, depthTexture.Height));
}
/// <summary>
/// Begins Depth Render Pass. Depth Texture TextureFormat "should" be TextureFormat.Depth32
/// </summary>
/// <param name="buffer">Color Buffer Render Target</param>
/// <param name="depthTexture">Depth Texture Render Target</param>
/// <param name="depthTexture">The Viewport for this FrameBuffer.</param>
public void BeginDepth(ColorBuffer colorBuffer, Texture2D depthTexture, ViewPort viewPort)
{
Gl.glBindTexture(Gl.GL_TEXTURE_2D, depthTexture.Handle);
Gl.glBindFramebufferEXT(Gl.GL_FRAMEBUFFER_EXT, this.handle);
Gl.glFramebufferRenderbufferEXT(Gl.GL_FRAMEBUFFER_EXT, Gl.GL_COLOR_ATTACHMENT0_EXT, Gl.GL_RENDERBUFFER_EXT, colorBuffer.Handle);
Gl.glFramebufferTexture2DEXT(Gl.GL_FRAMEBUFFER_EXT, Gl.GL_DEPTH_ATTACHMENT_EXT, Gl.GL_TEXTURE_2D, depthTexture.Handle, 0);
this.CheckStatus(Gl.glCheckFramebufferStatusEXT(Gl.GL_FRAMEBUFFER_EXT));
this.width = depthTexture.Width;
this.height = depthTexture.Height;
Gl.glPushAttrib(Gl.GL_VIEWPORT_BIT);
this.device.ViewPort = viewPort;
}
/// <summary>
/// Binds a ColorBuffer and Depth Buffer. A Frame Buffer "must" be bound with a depth buffer if you intend on
/// rendering geometry with this FrameBuffer.
/// </summary>
/// <param name="buffer"></param>
/// <param name="depthBuffer"></param>
public void Begin (ColorBuffer colorBuffer, DepthBuffer depthBuffer)
{
this.Begin(colorBuffer, depthBuffer, new ViewPort(0, 0, colorBuffer.Width, colorBuffer.Height));
}
/// <summary>
/// Begins Depth Render Pass. Depth Texture TextureFormat "should" be TextureFormat.Depth32
/// </summary>
/// <param name="buffer">Color Buffer Render Target</param>
/// <param name="depthTexture">Depth Texture Render Target</param>
public void BeginDepth(ColorBuffer colorBuffer, Texture2D depthTexture)
{
this.BeginDepth(colorBuffer, depthTexture, new ViewPort(0, 0, depthTexture.Width, depthTexture.Height));
}
/// <summary>
/// Binds a ColorBuffer and Depth Buffer. A Frame Buffer "must" be bound with a depth buffer if you intend on
/// rendering geometry with this FrameBuffer.
/// </summary>
/// <param name="buffer"></param>
/// <param name="depthBuffer"></param>
public void Begin(ColorBuffer colorBuffer, DepthBuffer depthBuffer)
{
this.Begin(colorBuffer, depthBuffer, new ViewPort(0, 0, colorBuffer.Width, colorBuffer.Height));
}
