From c9b558351847133dced0c9daaeb84d57d550afc9 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Thu, 31 Dec 2009 14:47:21 -0700 Subject: st/mesa: implement conditional rendering --- src/mesa/SConscript | 1 + src/mesa/sources.mak | 1 + src/mesa/state_tracker/st_cb_condrender.c | 95 +++++++++++++++++++++++++++++++ src/mesa/state_tracker/st_cb_condrender.h | 35 ++++++++++++ src/mesa/state_tracker/st_context.c | 2 + src/mesa/state_tracker/st_extensions.c | 4 ++ 6 files changed, 138 insertions(+) create mode 100644 src/mesa/state_tracker/st_cb_condrender.c create mode 100644 src/mesa/state_tracker/st_cb_condrender.h diff --git a/src/mesa/SConscript b/src/mesa/SConscript index 7035bdc634..9c933adcf7 100644 --- a/src/mesa/SConscript +++ b/src/mesa/SConscript @@ -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', diff --git a/src/mesa/sources.mak b/src/mesa/sources.mak index ba56df5418..bd1fe9bc4b 100644 --- a/src/mesa/sources.mak +++ b/src/mesa/sources.mak @@ -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 \ diff --git a/src/mesa/state_tracker/st_cb_condrender.c b/src/mesa/state_tracker/st_cb_condrender.c new file mode 100644 index 0000000000..780b40c206 --- /dev/null +++ b/src/mesa/state_tracker/st_cb_condrender.c @@ -0,0 +1,95 @@ +/************************************************************************** + * + * 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; +} diff --git a/src/mesa/state_tracker/st_cb_condrender.h b/src/mesa/state_tracker/st_cb_condrender.h new file mode 100644 index 0000000000..891f1cbcd8 --- /dev/null +++ b/src/mesa/state_tracker/st_cb_condrender.h @@ -0,0 +1,35 @@ +/************************************************************************** + * + * 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 diff --git a/src/mesa/state_tracker/st_context.c b/src/mesa/state_tracker/st_context.c index d18a25ab51..e4f18c842c 100644 --- a/src/mesa/state_tracker/st_context.c +++ b/src/mesa/state_tracker/st_context.c @@ -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); diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c index ef3cbc53ee..35e08749df 100644 --- a/src/mesa/state_tracker/st_extensions.c +++ b/src/mesa/state_tracker/st_extensions.c @@ -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; + } } -- cgit v1.2.3