public void AttachColorTexture(int index, DeviceTexture2D texture)
{
Bind();
Debug.Assert(texture is OpenGLESTexture2D);
OpenGLESTexture2D glTex = (OpenGLESTexture2D)texture;
_colorTextures[index] = glTex;
GL.ActiveTexture(TextureUnit.Texture0);
Utilities.CheckLastGLES3Error();
glTex.Bind();
GL.FramebufferTexture2D(
FramebufferTarget.Framebuffer,
FramebufferAttachment.ColorAttachment0,
TextureTarget2d.Texture2D,
glTex.ID,
0);
GL.BindTexture(TextureTarget.Texture2D, 0);
Utilities.CheckLastGLES3Error();
DrawBufferMode mode = DrawBufferMode.ColorAttachment0 + index;
GL.DrawBuffers(1, ref mode);
Utilities.CheckLastGLES3Error();
Unbind();
}
public OpenGLESFramebuffer(OpenGLESTexture2D colorTexture, OpenGLESTexture2D depthTexture)
: this()
{
_depthTexture = depthTexture;
Bind();
AttachColorTexture(0, colorTexture);
AttachDepthTexture();
Unbind();
}