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_fallback.h"
  48 #include "brw_vs.h"
  49 #include "brw_wm.h"
  50
  51 static void
  52 dri_bo_release(dri_bo **bo)
  53 {
  54    dri_bo_unreference(*bo);
  55    *bo = NULL;
  56 }
  57
  58
  59 /**
  60  * called from intelDestroyContext()
  61  */
  62 static void brw_destroy_context( struct intel_context *intel )
  63 {
  64    struct brw_context *brw = brw_context(&intel->ctx);
  65    int i;
  66
  67    brw_destroy_state(brw);
  68    brw_draw_destroy( brw );
  69    brw_clear_validated_bos(brw);
  70    if (brw->wm.compile_data) {
  71       _mesa_free(brw->wm.compile_data->instruction);
  72       _mesa_free(brw->wm.compile_data->vreg);
  73       _mesa_free(brw->wm.compile_data->refs);
  74       _mesa_free(brw->wm.compile_data->prog_instructions);
  75       _mesa_free(brw->wm.compile_data);
  76    }
  77
  78    for (i = 0; i < brw->state.nr_color_regions; i++)
  79       intel_region_release(&brw->state.color_regions[i]);
  80    brw->state.nr_color_regions = 0;
  81    intel_region_release(&brw->state.depth_region);
  82
  83    dri_bo_release(&brw->curbe.curbe_bo);
  84    dri_bo_release(&brw->vs.prog_bo);
  85    dri_bo_release(&brw->vs.state_bo);
  86    dri_bo_release(&brw->vs.bind_bo);
  87    dri_bo_release(&brw->gs.prog_bo);
  88    dri_bo_release(&brw->gs.state_bo);
  89    dri_bo_release(&brw->clip.prog_bo);
  90    dri_bo_release(&brw->clip.state_bo);
  91    dri_bo_release(&brw->clip.vp_bo);
  92    dri_bo_release(&brw->sf.prog_bo);
  93    dri_bo_release(&brw->sf.state_bo);
  94    dri_bo_release(&brw->sf.vp_bo);
  95    for (i = 0; i < BRW_MAX_TEX_UNIT; i++)
  96       dri_bo_release(&brw->wm.sdc_bo[i]);
  97    dri_bo_release(&brw->wm.bind_bo);
  98    for (i = 0; i < BRW_WM_MAX_SURF; i++)
  99       dri_bo_release(&brw->wm.surf_bo[i]);
 100    dri_bo_release(&brw->wm.sampler_bo);
 101    dri_bo_release(&brw->wm.prog_bo);
 102    dri_bo_release(&brw->wm.state_bo);
 103    dri_bo_release(&brw->cc.prog_bo);
 104    dri_bo_release(&brw->cc.state_bo);
 105    dri_bo_release(&brw->cc.vp_bo);
 106 }
 107
 108
 109 /**
 110  * called from intelDrawBuffer()
 111  */
 112 static void brw_set_draw_region( struct intel_context *intel,
 113                                  struct intel_region *color_regions[],
 114                                  struct intel_region *depth_region,
 115                                  GLuint num_color_regions)
 116 {
 117    struct brw_context *brw = brw_context(&intel->ctx);
 118    GLuint i;
 119
 120    /* release old color/depth regions */
 121    if (brw->state.depth_region != depth_region)
 122       brw->state.dirty.brw |= BRW_NEW_DEPTH_BUFFER;
 123    for (i = 0; i < brw->state.nr_color_regions; i++)
 124        intel_region_release(&brw->state.color_regions[i]);
 125    intel_region_release(&brw->state.depth_region);
 126
 127    /* reference new color/depth regions */
 128    for (i = 0; i < num_color_regions; i++)
 129        intel_region_reference(&brw->state.color_regions[i], color_regions[i]);
 130    intel_region_reference(&brw->state.depth_region, depth_region);
 131    brw->state.nr_color_regions = num_color_regions;
 132 }
 133
 134
 135 /**
 136  * called from intel_batchbuffer_flush and children before sending a
 137  * batchbuffer off.
 138  */
 139 static void brw_finish_batch(struct intel_context *intel)
 140 {
 141    struct brw_context *brw = brw_context(&intel->ctx);
 142    brw_emit_query_end(brw);
 143 }
 144
 145
 146 /**
 147  * called from intelFlushBatchLocked
 148  */
 149 static void brw_new_batch( struct intel_context *intel )
 150 {
 151    struct brw_context *brw = brw_context(&intel->ctx);
 152
 153    brw->curbe.need_new_bo = GL_TRUE;
 154
 155    /* Mark all context state as needing to be re-emitted.
 156     * This is probably not as severe as on 915, since almost all of our state
 157     * is just in referenced buffers.
 158     */
 159    brw->state.dirty.brw |= BRW_NEW_CONTEXT;
 160
 161    brw->state.dirty.mesa |= ~0;
 162    brw->state.dirty.brw |= ~0;
 163    brw->state.dirty.cache |= ~0;
 164
 165    /* Move to the end of the current upload buffer so that we'll force choosing
 166     * a new buffer next time.
 167     */
 168    if (brw->vb.upload.bo != NULL) {
 169       dri_bo_unreference(brw->vb.upload.bo);
 170       brw->vb.upload.bo = NULL;
 171       brw->vb.upload.offset = 0;
 172    }
 173 }
 174
 175 static void brw_invalidate_state( struct intel_context *intel, GLuint new_state )
 176 {
 177    /* nothing */
 178 }
 179
 180
 181 void brwInitVtbl( struct brw_context *brw )
 182 {
 183    brw->intel.vtbl.check_vertex_size = 0;
 184    brw->intel.vtbl.emit_state = 0;
 185    brw->intel.vtbl.reduced_primitive_state = 0;
 186    brw->intel.vtbl.render_start = 0;
 187    brw->intel.vtbl.update_texture_state = 0;
 188
 189    brw->intel.vtbl.invalidate_state = brw_invalidate_state;
 190    brw->intel.vtbl.new_batch = brw_new_batch;
 191    brw->intel.vtbl.finish_batch = brw_finish_batch;
 192    brw->intel.vtbl.destroy = brw_destroy_context;
 193    brw->intel.vtbl.set_draw_region = brw_set_draw_region;
 194    brw->intel.vtbl.debug_batch = brw_debug_batch;
 195 }