Commit c9b55835 authored by Brian Paul's avatar Brian Paul

st/mesa: implement conditional rendering

parent f1b382d2
......@@ -162,6 +162,7 @@ if env['platform'] != 'winddk':
'state_tracker/st_cb_blit.c',
'state_tracker/st_cb_bufferobjects.c',
'state_tracker/st_cb_clear.c',
'state_tracker/st_cb_condrender.c',
'state_tracker/st_cb_flush.c',
'state_tracker/st_cb_drawpixels.c',
'state_tracker/st_cb_fbo.c',
......
......@@ -191,6 +191,7 @@ STATETRACKER_SOURCES = \
state_tracker/st_cb_blit.c \
state_tracker/st_cb_bufferobjects.c \
state_tracker/st_cb_clear.c \
state_tracker/st_cb_condrender.c \
state_tracker/st_cb_flush.c \
state_tracker/st_cb_drawpixels.c \
state_tracker/st_cb_fbo.c \
......
/**************************************************************************
*
* 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/imports.h"
#include "main/context.h"
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
#include "st_context.h"
#include "st_cb_queryobj.h"
#include "st_cb_condrender.h"
/**
* Called via ctx->Driver.BeginConditionalRender()
*/
static void
st_BeginConditionalRender(GLcontext *ctx, struct gl_query_object *q,
GLenum mode)
{
struct st_query_object *stq = st_query_object(q);
struct pipe_context *pipe = ctx->st->pipe;
uint m;
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;
default:
assert(0 && "bad mode in st_BeginConditionalRender");
}
pipe->render_condition(pipe, stq->pq, m);
}
/**
* Called via ctx->Driver.BeginConditionalRender()
*/
static void
st_EndConditionalRender(GLcontext *ctx, struct gl_query_object *q)
{
struct pipe_context *pipe = ctx->st->pipe;
(void) q;
pipe->render_condition(pipe, NULL, 0);
}
void st_init_cond_render_functions(struct dd_function_table *functions)
{
functions->BeginConditionalRender = st_BeginConditionalRender;
functions->EndConditionalRender = st_EndConditionalRender;
}
/**************************************************************************
*
* 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.
*
**************************************************************************/
#ifndef ST_CB_CONDRENDER_H
#define ST_CB_CONDRENDER_H
extern void st_init_cond_render_functions(struct dd_function_table *functions);
#endif
......@@ -43,6 +43,7 @@
#include "st_cb_blit.h"
#include "st_cb_bufferobjects.h"
#include "st_cb_clear.h"
#include "st_cb_condrender.h"
#if FEATURE_drawpix
#include "st_cb_drawpixels.h"
#include "st_cb_rasterpos.h"
......@@ -337,6 +338,7 @@ void st_init_driver_functions(struct dd_function_table *functions)
#if FEATURE_queryobj
st_init_query_functions(functions);
#endif
st_init_cond_render_functions(functions);
st_init_readpixels_functions(functions);
st_init_texture_functions(functions);
st_init_flush_functions(functions);
......
......@@ -306,4 +306,8 @@ void st_init_extensions(struct st_context *st)
/* we support always support GL_EXT_framebuffer_blit */
ctx->Extensions.ARB_framebuffer_object = GL_TRUE;
}
if (st->pipe->render_condition) {
ctx->Extensions.NV_conditional_render = GL_TRUE;
}
}
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