src/mesa/drivers/dri/i965/brw_vtbl.c

   1 /*
   2  Copyright (C) Intel Corp.  2006.  All Rights Reserved.
   3  Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to
   4  develop this 3D driver.
   5
   6  Permission is hereby granted, free of charge, to any person obtaining
   7  a 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, sublicense, 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
  16  portions of the Software.
  17
  18  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  19  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  21  IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
  22  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  23  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  24  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25
  26 **********************************************************************/
  27
  28 /*
  29  * Authors:
  30  *   Keith Whitwell <keith@tungstengraphics.com>
  31  */
  32
  33 #include "main/glheader.h"
  34 #include "main/mtypes.h"
  35 #include "main/imports.h"
  36 #include "main/macros.h"
  37 #include "main/colormac.h"
  38
  39 #include "intel_batchbuffer.h"
  40 #include "intel_regions.h"
  41
  42 #include "brw_context.h"
  43 #include "brw_defines.h"
  44 #include "brw_state.h"
  45 #include "brw_draw.h"
  46 #include "brw_state.h"
  47 #include "brw_vs.h"
  48 #include "brw_wm.h"
  49
  50 static void
  51 dri_bo_release(dri_bo **bo)
  52 {
  53    dri_bo_unreference(*bo);
  54    *bo = NULL;
  55 }
  56
  57
  58 /**
  59  * called from intelDestroyContext()
  60  */
  61 static void brw_destroy_context( struct intel_context *intel )
  62 {
  63    struct brw_context *brw = brw_context(&intel->ctx);
  64    int i;
  65
  66    brw_destroy_state(brw);
  67    brw_draw_destroy( brw );
  68    brw_clear_validated_bos(brw);
  69    if (brw->wm.compile_data) {
  70       _mesa_free(brw->wm.compile_data->instruction);
  71       _mesa_free(brw->wm.compile_data->vreg);
  72       _mesa_free(brw->wm.compile_data->refs);
  73       _mesa_free(brw->wm.compile_data->prog_instructions);
  74       _mesa_free(brw->wm.compile_data);
  75    }
  76
  77    for (i = 0; i < brw->state.nr_color_regions; i++)
  78       intel_region_release(&brw->state.color_regions[i]);
  79    brw->state.nr_color_regions = 0;
  80    intel_region_release(&brw->state.depth_region);
  81
  82    dri_bo_release(&brw->curbe.curbe_bo);
  83    dri_bo_release(&brw->vs.prog_bo);
  84    dri_bo_release(&brw->vs.state_bo);
  85    dri_bo_release(&brw->vs.bind_bo);
  86    dri_bo_release(&brw->gs.prog_bo);
  87    dri_bo_release(&brw->gs.state_bo);
  88    dri_bo_release(&brw->clip.prog_bo);
  89    dri_bo_release(&brw->clip.state_bo);
  90    dri_bo_release(&brw->clip.vp_bo);
  91    dri_bo_release(&brw->sf.prog_bo);
  92    dri_bo_release(&brw->sf.state_bo);
  93    dri_bo_release(&brw->sf.vp_bo);
  94    for (i = 0; i < BRW_MAX_TEX_UNIT; i++)
  95       dri_bo_release(&brw->wm.sdc_bo[i]);
  96    dri_bo_release(&brw->wm.bind_bo);
  97    for (i = 0; i < BRW_WM_MAX_SURF; i++)
  98       dri_bo_release(&brw->wm.surf_bo[i]);
  99    dri_bo_release(&brw->wm.sampler_bo);
 100    dri_bo_release(&brw->wm.prog_bo);
 101    dri_bo_release(&brw->wm.state_bo);
 102    dri_bo_release(&brw->cc.prog_bo);
 103    dri_bo_release(&brw->cc.state_bo);
 104    dri_bo_release(&brw->cc.vp_bo);
 105 }
 106
 107
 108 /**
 109  * called from intelDrawBuffer()
 110  */
 111 static void brw_set_draw_region( struct intel_context *intel,
 112                                  struct intel_region *color_regions[],
 113                                  struct intel_region *depth_region,
 114                                  GLuint num_color_regions)
 115 {
 116    struct brw_context *brw = brw_context(&intel->ctx);
 117    GLuint i;
 118
 119    /* release old color/depth regions */
 120    if (brw->state.depth_region != depth_region)
 121       brw->state.dirty.brw |= BRW_NEW_DEPTH_BUFFER;
 122    for (i = 0; i < brw->state.nr_color_regions; i++)
 123        intel_region_release(&brw->state.color_regions[i]);
 124    intel_region_release(&brw->state.depth_region);
 125
 126    /* reference new color/depth regions */
 127    for (i = 0; i < num_color_regions; i++)
 128        intel_region_reference(&brw->state.color_regions[i], color_regions[i]);
 129    intel_region_reference(&brw->state.depth_region, depth_region);
 130    brw->state.nr_color_regions = num_color_regions;
 131 }
 132
 133
 134 /**
 135  * called from intel_batchbuffer_flush and children before sending a
 136  * batchbuffer off.
 137  */
 138 static void brw_finish_batch(struct intel_context *intel)
 139 {
 140    struct brw_context *brw = brw_context(&intel->ctx);
 141    brw_emit_query_end(brw);
 142 }
 143
 144
 145 /**
 146  * called from intelFlushBatchLocked
 147  */
 148 static void brw_new_batch( struct intel_context *intel )
 149 {
 150    struct brw_context *brw = brw_context(&intel->ctx);
 151
 152    brw->curbe.need_new_bo = GL_TRUE;
 153
 154    /* Mark all context state as needing to be re-emitted.
 155     * This is probably not as severe as on 915, since almost all of our state
 156     * is just in referenced buffers.
 157     */
 158    brw->state.dirty.brw |= BRW_NEW_CONTEXT;
 159
 160    brw->state.dirty.mesa |= ~0;
 161    brw->state.dirty.brw |= ~0;
 162    brw->state.dirty.cache |= ~0;
 163
 164    /* Move to the end of the current upload buffer so that we'll force choosing
 165     * a new buffer next time.
 166     */
 167    if (brw->vb.upload.bo != NULL) {
 168       dri_bo_unreference(brw->vb.upload.bo);
 169       brw->vb.upload.bo = NULL;
 170       brw->vb.upload.offset = 0;
 171    }
 172 }
 173
 174 static void brw_invalidate_state( struct intel_context *intel, GLuint new_state )
 175 {
 176    /* nothing */
 177 }
 178
 179
 180 void brwInitVtbl( struct brw_context *brw )
 181 {
 182    brw->intel.vtbl.check_vertex_size = 0;
 183    brw->intel.vtbl.emit_state = 0;
 184    brw->intel.vtbl.reduced_primitive_state = 0;
 185    brw->intel.vtbl.render_start = 0;
 186    brw->intel.vtbl.update_texture_state = 0;
 187
 188    brw->intel.vtbl.invalidate_state = brw_invalidate_state;
 189    brw->intel.vtbl.new_batch = brw_new_batch;
 190    brw->intel.vtbl.finish_batch = brw_finish_batch;
 191    brw->intel.vtbl.destroy = brw_destroy_context;
 192    brw->intel.vtbl.set_draw_region = brw_set_draw_region;
 193    brw->intel.vtbl.debug_batch = brw_debug_batch;
 194 }