1/************************************************************************** 2 * 3 * Copyright 2009 VMware, Inc. 4 * All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the 8 * "Software"), to deal in the Software without restriction, including 9 * without limitation the rights to use, copy, modify, merge, publish, 10 * distribute, sub license, and/or sell copies of the Software, and to 11 * permit persons to whom the Software is furnished to do so, subject to 12 * the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the 15 * next paragraph) shall be included in all copies or substantial portions 16 * of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21 * IN NO EVENT SHALL THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR 22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 **************************************************************************/ 27 28 29/** 30 * glBegin/EndCondtionalRender functions 31 * 32 * \author Brian Paul 33 */ 34 35 36#include "main/imports.h" 37#include "main/context.h" 38 39#include "pipe/p_context.h" 40#include "pipe/p_defines.h" 41#include "cso_cache/cso_context.h" 42#include "st_context.h" 43#include "st_cb_queryobj.h" 44#include "st_cb_condrender.h" 45#include "st_cb_bitmap.h" 46 47 48/** 49 * Called via ctx->Driver.BeginConditionalRender() 50 */ 51static void 52st_BeginConditionalRender(struct gl_context *ctx, struct gl_query_object *q, 53 GLenum mode) 54{ 55 struct st_query_object *stq = st_query_object(q); 56 struct st_context *st = st_context(ctx); 57 uint m; 58 /* Don't invert the condition for rendering by default */ 59 boolean inverted = FALSE; 60 61 st_flush_bitmap_cache(st); 62 63 switch (mode) { 64 case GL_QUERY_WAIT: 65 m = PIPE_RENDER_COND_WAIT; 66 break; 67 case GL_QUERY_NO_WAIT: 68 m = PIPE_RENDER_COND_NO_WAIT; 69 break; 70 case GL_QUERY_BY_REGION_WAIT: 71 m = PIPE_RENDER_COND_BY_REGION_WAIT; 72 break; 73 case GL_QUERY_BY_REGION_NO_WAIT: 74 m = PIPE_RENDER_COND_BY_REGION_NO_WAIT; 75 break; 76 case GL_QUERY_WAIT_INVERTED: 77 m = PIPE_RENDER_COND_WAIT; 78 inverted = TRUE; 79 break; 80 case GL_QUERY_NO_WAIT_INVERTED: 81 m = PIPE_RENDER_COND_NO_WAIT; 82 inverted = TRUE; 83 break; 84 case GL_QUERY_BY_REGION_WAIT_INVERTED: 85 m = PIPE_RENDER_COND_BY_REGION_WAIT; 86 inverted = TRUE; 87 break; 88 case GL_QUERY_BY_REGION_NO_WAIT_INVERTED: 89 m = PIPE_RENDER_COND_BY_REGION_NO_WAIT; 90 inverted = TRUE; 91 break; 92 default: 93 assert(0 && "bad mode in st_BeginConditionalRender"); 94 m = PIPE_RENDER_COND_WAIT; 95 } 96 97 cso_set_render_condition(st->cso_context, stq->pq, inverted, m); 98} 99 100 101/** 102 * Called via ctx->Driver.EndConditionalRender() 103 */ 104static void 105st_EndConditionalRender(struct gl_context *ctx, struct gl_query_object *q) 106{ 107 struct st_context *st = st_context(ctx); 108 (void) q; 109 110 st_flush_bitmap_cache(st); 111 112 cso_set_render_condition(st->cso_context, NULL, FALSE, 0); 113} 114 115 116 117void st_init_cond_render_functions(struct dd_function_table *functions) 118{ 119 functions->BeginConditionalRender = st_BeginConditionalRender; 120 functions->EndConditionalRender = st_EndConditionalRender; 121} 122