state_diff.c revision bd810d58866067df322ea7f4a4627d9bdebb70d3
/* Copyright (c) 2001, Stanford University
* All rights reserved
*
* See the file LICENSE.txt for information on redistributing this software.
*/
#include "state.h"
#include "cr_error.h"
void crStateDiffContext( CRContext *from, CRContext *to )
{
CRbitvalue *bitID = from->bitid;
CRStateBits *sb = GetCurrentBits();
/*crDebug( "Diffing two contexts!" ); */
if (CHECKDIRTY(sb->transform.dirty, bitID))
{
crStateTransformDiff( &(sb->transform), bitID, from, to );
}
if (CHECKDIRTY(sb->pixel.dirty, bitID))
{
crStatePixelDiff( &(sb->pixel), bitID, from, to );
}
if (CHECKDIRTY(sb->viewport.dirty, bitID))
{
crStateViewportDiff( &(sb->viewport), bitID, from, to );
}
if (CHECKDIRTY(sb->fog.dirty, bitID))
{
crStateFogDiff( &(sb->fog), bitID, from, to );
}
if (CHECKDIRTY(sb->texture.dirty, bitID))
{
crStateTextureDiff( &(sb->texture), bitID, from, to );
}
if (CHECKDIRTY(sb->lists.dirty, bitID))
{
crStateListsDiff( &(sb->lists), bitID, from, to );
}
if (CHECKDIRTY(sb->buffer.dirty, bitID))
{
crStateBufferDiff( &(sb->buffer), bitID, from, to );
}
#ifdef CR_ARB_vertex_buffer_object
if (CHECKDIRTY(sb->bufferobject.dirty, bitID))
{
crStateBufferObjectDiff( &(sb->bufferobject), bitID, from, to );
}
#endif
if (CHECKDIRTY(sb->client.dirty, bitID))
{
crStateClientDiff(&(sb->client), bitID, from, to );
}
if (CHECKDIRTY(sb->hint.dirty, bitID))
{
crStateHintDiff( &(sb->hint), bitID, from, to );
}
if (CHECKDIRTY(sb->lighting.dirty, bitID))
{
crStateLightingDiff( &(sb->lighting), bitID, from, to );
}
if (CHECKDIRTY(sb->line.dirty, bitID))
{
crStateLineDiff( &(sb->line), bitID, from, to );
}
if (CHECKDIRTY(sb->occlusion.dirty, bitID))
{
crStateOcclusionDiff( &(sb->occlusion), bitID, from, to );
}
if (CHECKDIRTY(sb->point.dirty, bitID))
{
crStatePointDiff( &(sb->point), bitID, from, to );
}
if (CHECKDIRTY(sb->polygon.dirty, bitID))
{
crStatePolygonDiff( &(sb->polygon), bitID, from, to );
}
if (CHECKDIRTY(sb->program.dirty, bitID))
{
crStateProgramDiff( &(sb->program), bitID, from, to );
}
if (CHECKDIRTY(sb->stencil.dirty, bitID))
{
crStateStencilDiff( &(sb->stencil), bitID, from, to );
}
if (CHECKDIRTY(sb->eval.dirty, bitID))
{
crStateEvaluatorDiff( &(sb->eval), bitID, from, to );
}
#ifdef CR_ARB_imaging
if (CHECKDIRTY(sb->imaging.dirty, bitID))
{
crStateImagingDiff( &(sb->imaging), bitID, from, to );
}
#endif
#if 0
if (CHECKDIRTY(sb->selection.dirty, bitID))
{
crStateSelectionDiff( &(sb->selection), bitID, from, to );
}
#endif
#ifdef CR_NV_register_combiners
if (CHECKDIRTY(sb->regcombiner.dirty, bitID) && to->extensions.NV_register_combiners)
{
crStateRegCombinerDiff( &(sb->regcombiner), bitID, from, to );
}
#endif
#ifdef CR_ARB_multisample
if (CHECKDIRTY(sb->multisample.dirty, bitID) &&
from->extensions.ARB_multisample)
{
crStateMultisampleDiff( &(sb->multisample), bitID, from, to );
}
#endif
if (CHECKDIRTY(sb->current.dirty, bitID))
{
crStateCurrentDiff( &(sb->current), bitID, from, to );
}
}
void crStateSwitchContext( CRContext *from, CRContext *to )
{
CRbitvalue *bitID = to->bitid;
CRStateBits *sb = GetCurrentBits();
if (CHECKDIRTY(sb->attrib.dirty, bitID))
{
crStateAttribSwitch(&(sb->attrib), bitID, from, to );
}
if (CHECKDIRTY(sb->transform.dirty, bitID))
{
crStateTransformSwitch( &(sb->transform), bitID, from, to );
}
if (CHECKDIRTY(sb->pixel.dirty, bitID))
{
crStatePixelSwitch(&(sb->pixel), bitID, from, to );
}
if (CHECKDIRTY(sb->viewport.dirty, bitID))
{
crStateViewportSwitch(&(sb->viewport), bitID, from, to );
}
if (CHECKDIRTY(sb->fog.dirty, bitID))
{
crStateFogSwitch(&(sb->fog), bitID, from, to );
}
if (CHECKDIRTY(sb->texture.dirty, bitID))
{
crStateTextureSwitch( &(sb->texture), bitID, from, to );
}
if (CHECKDIRTY(sb->lists.dirty, bitID))
{
crStateListsSwitch(&(sb->lists), bitID, from, to );
}
if (CHECKDIRTY(sb->buffer.dirty, bitID))
{
crStateBufferSwitch( &(sb->buffer), bitID, from, to );
}
#ifdef CR_ARB_vertex_buffer_object
if (CHECKDIRTY(sb->bufferobject.dirty, bitID))
{
crStateBufferObjectSwitch( &(sb->bufferobject), bitID, from, to );
}
#endif
if (CHECKDIRTY(sb->client.dirty, bitID))
{
crStateClientSwitch( &(sb->client), bitID, from, to );
}
#if 0
if (CHECKDIRTY(sb->hint.dirty, bitID))
{
crStateHintSwitch( &(sb->hint), bitID, from, to );
}
#endif
if (CHECKDIRTY(sb->lighting.dirty, bitID))
{
crStateLightingSwitch( &(sb->lighting), bitID, from, to );
}
if (CHECKDIRTY(sb->occlusion.dirty, bitID))
{
crStateOcclusionSwitch( &(sb->occlusion), bitID, from, to );
}
if (CHECKDIRTY(sb->line.dirty, bitID))
{
crStateLineSwitch( &(sb->line), bitID, from, to );
}
if (CHECKDIRTY(sb->point.dirty, bitID))
{
crStatePointSwitch( &(sb->point), bitID, from, to );
}
if (CHECKDIRTY(sb->polygon.dirty, bitID))
{
crStatePolygonSwitch( &(sb->polygon), bitID, from, to );
}
if (CHECKDIRTY(sb->program.dirty, bitID))
{
crStateProgramSwitch( &(sb->program), bitID, from, to );
}
if (CHECKDIRTY(sb->stencil.dirty, bitID))
{
crStateStencilSwitch( &(sb->stencil), bitID, from, to );
}
if (CHECKDIRTY(sb->eval.dirty, bitID))
{
crStateEvaluatorSwitch( &(sb->eval), bitID, from, to );
}
#ifdef CR_ARB_imaging
if (CHECKDIRTY(sb->imaging.dirty, bitID))
{
crStateImagingSwitch( &(sb->imaging), bitID, from, to );
}
#endif
#if 0
if (CHECKDIRTY(sb->selection.dirty, bitID))
{
crStateSelectionSwitch( &(sb->selection), bitID, from, to );
}
#endif
#ifdef CR_NV_register_combiners
if (CHECKDIRTY(sb->regcombiner.dirty, bitID) && to->extensions.NV_register_combiners)
{
crStateRegCombinerSwitch( &(sb->regcombiner), bitID, from, to );
}
#endif
#ifdef CR_ARB_multisample
if (CHECKDIRTY(sb->multisample.dirty, bitID))
{
crStateMultisampleSwitch( &(sb->multisample), bitID, from, to );
}
#endif
#ifdef CR_ARB_multisample
if (CHECKDIRTY(sb->multisample.dirty, bitID))
{
crStateMultisampleSwitch(&(sb->multisample), bitID, from, to );
}
#endif
#ifdef CR_EXT_framebuffer_object
/*Note, this should go after crStateTextureSwitch*/
crStateFramebufferObjectSwitch(from, to);
#endif
if (CHECKDIRTY(sb->current.dirty, bitID))
{
crStateCurrentSwitch( &(sb->current), bitID, from, to );
}
}