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/**************************************************************************
*
* Copyright 2009 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
/**
* glBegin/EndCondtionalRender functions
*
* \author Brian Paul
*/
#include "main/context.h"
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
#include "cso_cache/cso_context.h"
#include "st_context.h"
#include "st_cb_queryobj.h"
#include "st_cb_condrender.h"
#include "st_cb_bitmap.h"
/**
* Called via ctx->Driver.BeginConditionalRender()
*/
static void
st_BeginConditionalRender(struct gl_context *ctx, struct gl_query_object *q,
GLenum mode)
{
struct st_query_object *stq = st_query_object(q);
struct st_context *st = st_context(ctx);
uint m;
/* Don't invert the condition for rendering by default */
boolean inverted = FALSE;
st_flush_bitmap_cache(st);
switch (mode) {
case GL_QUERY_WAIT:
m = PIPE_RENDER_COND_WAIT;
break;
case GL_QUERY_NO_WAIT:
m = PIPE_RENDER_COND_NO_WAIT;
break;
case GL_QUERY_BY_REGION_WAIT:
m = PIPE_RENDER_COND_BY_REGION_WAIT;
break;
case GL_QUERY_BY_REGION_NO_WAIT:
m = PIPE_RENDER_COND_BY_REGION_NO_WAIT;
break;
case GL_QUERY_WAIT_INVERTED:
m = PIPE_RENDER_COND_WAIT;
inverted = TRUE;
break;
case GL_QUERY_NO_WAIT_INVERTED:
m = PIPE_RENDER_COND_NO_WAIT;
inverted = TRUE;
break;
case GL_QUERY_BY_REGION_WAIT_INVERTED:
m = PIPE_RENDER_COND_BY_REGION_WAIT;
inverted = TRUE;
break;
case GL_QUERY_BY_REGION_NO_WAIT_INVERTED:
m = PIPE_RENDER_COND_BY_REGION_NO_WAIT;
inverted = TRUE;
break;
default:
assert(0 && "bad mode in st_BeginConditionalRender");
m = PIPE_RENDER_COND_WAIT;
}
cso_set_render_condition(st->cso_context, stq->pq, inverted, m);
}
/**
* Called via ctx->Driver.EndConditionalRender()
*/
static void
st_EndConditionalRender(struct gl_context *ctx, struct gl_query_object *q)
{
struct st_context *st = st_context(ctx);
(void) q;
st_flush_bitmap_cache(st);
cso_set_render_condition(st->cso_context, NULL, FALSE, 0);
}
void st_init_cond_render_functions(struct dd_function_table *functions)
{
functions->BeginConditionalRender = st_BeginConditionalRender;
functions->EndConditionalRender = st_EndConditionalRender;
}
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