/*
* RFB_CheckObjectStatus
*
* Boolean, returns false in case of error
*/
bool RFB_CheckObjectStatus( void ) {
GLenum status;
if( !r_frambuffer_objects_initialized ) {
return false;
}
status = qglCheckFramebufferStatusEXT( GL_FRAMEBUFFER_EXT );
switch( status ) {
case GL_FRAMEBUFFER_COMPLETE_EXT:
return true;
case GL_FRAMEBUFFER_UNSUPPORTED_EXT:
return false;
case GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT:
assert( status != GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT );
return false;
case GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT:
assert( status != GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT );
return false;
case GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT:
assert( status != GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT );
return false;
case GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT:
assert( status != GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT );
return false;
case GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT:
assert( status != GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT );
return false;
case GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT:
assert( status != GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT );
return false;
case GL_FRAMEBUFFER_INCOMPLETE_MULTISAMPLE_EXT:
assert( status != GL_FRAMEBUFFER_INCOMPLETE_MULTISAMPLE_EXT );
return false;
default:
// programming error; will fail on all hardware
assert( 0 );
}
return false;
}
/*
* RFB_CheckObjectStatus
*
* Boolean, returns false in case of error
*/
bool RFB_CheckObjectStatus( void )
{
GLenum status;
if( !r_frambuffer_objects_initialized )
return false;
status = qglCheckFramebufferStatusEXT( GL_FRAMEBUFFER_EXT );
switch( status )
{
case GL_FRAMEBUFFER_COMPLETE_EXT:
return true;
case GL_FRAMEBUFFER_UNSUPPORTED_EXT:
return false;
default:
// programming error; will fail on all hardware
assert( 0 );
}
return false;
}
GLenum APIENTRY GLDSA_CheckNamedFramebufferStatus(GLuint framebuffer, GLenum target)
{
GL_BindFramebuffer(target, framebuffer);
return qglCheckFramebufferStatusEXT(target);
}
/*
=============
R_CheckFBO
=============
*/
qboolean R_CheckFBO(const FBO_t * fbo)
{
int code;
int id;
qglGetIntegerv(GL_FRAMEBUFFER_BINDING_EXT, &id);
qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, fbo->frameBuffer);
code = qglCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);
if(code == GL_FRAMEBUFFER_COMPLETE_EXT)
{
qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, id);
return qtrue;
}
// an error occured
switch (code)
{
case GL_FRAMEBUFFER_COMPLETE_EXT:
break;
case GL_FRAMEBUFFER_UNSUPPORTED_EXT:
ri.Printf(PRINT_WARNING, "R_CheckFBO: (%s) Unsupported framebuffer format\n", fbo->name);
break;
case GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT:
ri.Printf(PRINT_WARNING, "R_CheckFBO: (%s) Framebuffer incomplete attachment\n", fbo->name);
break;
case GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT:
ri.Printf(PRINT_WARNING, "R_CheckFBO: (%s) Framebuffer incomplete, missing attachment\n", fbo->name);
break;
//case GL_FRAMEBUFFER_INCOMPLETE_DUPLICATE_ATTACHMENT_EXT:
// ri.Printf(PRINT_WARNING, "R_CheckFBO: (%s) Framebuffer incomplete, duplicate attachment\n", fbo->name);
// break;
case GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT:
ri.Printf(PRINT_WARNING, "R_CheckFBO: (%s) Framebuffer incomplete, attached images must have same dimensions\n",
fbo->name);
break;
case GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT:
ri.Printf(PRINT_WARNING, "R_CheckFBO: (%s) Framebuffer incomplete, attached images must have same format\n",
fbo->name);
break;
case GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT:
ri.Printf(PRINT_WARNING, "R_CheckFBO: (%s) Framebuffer incomplete, missing draw buffer\n", fbo->name);
break;
case GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT:
ri.Printf(PRINT_WARNING, "R_CheckFBO: (%s) Framebuffer incomplete, missing read buffer\n", fbo->name);
break;
default:
ri.Printf(PRINT_WARNING, "R_CheckFBO: (%s) unknown error 0x%X\n", fbo->name, code);
//ri.Error(ERR_FATAL, "R_CheckFBO: (%s) unknown error 0x%X", fbo->name, code);
//assert(0);
break;
}
qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, id);
return qfalse;
}