void fhFramebuffer::Bind() {
if (currentDrawBuffer == this) {
return;
}
if (name == -1) {
glGenFramebuffers( 1, &name );
glBindFramebuffer( GL_DRAW_FRAMEBUFFER, name );
currentDrawBuffer = this;
if (colorAttachment)
colorAttachment->AttachColorToFramebuffer( this );
if (depthAttachment)
depthAttachment->AttachDepthToFramebuffer( this );
SetDrawBuffer();
if (glCheckFramebufferStatus( GL_DRAW_FRAMEBUFFER ) != GL_FRAMEBUFFER_COMPLETE) {
common->Warning( "failed to generate framebuffer, framebuffer incomplete" );
name = 0;
}
}
else {
glBindFramebuffer( GL_DRAW_FRAMEBUFFER, name );
currentDrawBuffer = this;
SetDrawBuffer();
}
}
void COGL::InitState (void)
{
// select clearing (background) color
glClearColor (0, 0, 0, 0);
glShadeModel (GL_SMOOTH);
// initialize viewing values
glMatrixMode (GL_PROJECTION);
glLoadIdentity ();
glOrtho (0.0, 1.0, 0.0, 1.0, -1.0, 1.0);
glMatrixMode (GL_MODELVIEW);
glLoadIdentity ();//clear matrix
glScalef (1.0f, -1.0f, 1.0f);
glTranslatef (0.0f, -1.0f, 0.0f);
glDisable (GL_CULL_FACE);
SetDrawBuffer (GL_BACK, 1);
glDisable (GL_SCISSOR_TEST);
glDisable (GL_ALPHA_TEST);
glDisable (GL_DEPTH_TEST);
glDisable (GL_CULL_FACE);
glDisable (GL_STENCIL_TEST);
glDisable (GL_LIGHTING);
glDisable (GL_COLOR_MATERIAL);
glDepthMask (1);
glColorMask (1,1,1,1);
if (m_states.bAntiAliasingOk && m_states.bAntiAliasing)
glDisable (GL_MULTISAMPLE_ARB);
}
