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    /* Check that we didn't just wrap our batchbuffer at a bad time. */
 154    assert(!brw->no_batch_wrap);
 155
 156    brw->curbe.need_new_bo = GL_TRUE;
 157
 158    /* Mark all context state as needing to be re-emitted.
 159     * This is probably not as severe as on 915, since almost all of our state
 160     * is just in referenced buffers.
 161     */
 162    brw->state.dirty.brw |= BRW_NEW_CONTEXT;
 163
 164    brw->state.dirty.mesa |= ~0;
 165    brw->state.dirty.brw |= ~0;
 166    brw->state.dirty.cache |= ~0;
 167
 168    /* Move to the end of the current upload buffer so that we'll force choosing
 169     * a new buffer next time.
 170     */
 171    if (brw->vb.upload.bo != NULL) {
 172       dri_bo_unreference(brw->vb.upload.bo);
 173       brw->vb.upload.bo = NULL;
 174       brw->vb.upload.offset = 0;
 175    }
 176 }
 177
 178
 179 static void brw_note_fence( struct intel_context *intel, GLuint fence )
 180 {
 181    brw_context(&intel->ctx)->state.dirty.brw |= BRW_NEW_FENCE;
 182 }
 183
 184 static void brw_invalidate_state( struct intel_context *intel, GLuint new_state )
 185 {
 186    /* nothing */
 187 }
 188
 189
 190 void brwInitVtbl( struct brw_context *brw )
 191 {
 192    brw->intel.vtbl.check_vertex_size = 0;
 193    brw->intel.vtbl.emit_state = 0;
 194    brw->intel.vtbl.reduced_primitive_state = 0;
 195    brw->intel.vtbl.render_start = 0;
 196    brw->intel.vtbl.update_texture_state = 0;
 197
 198    brw->intel.vtbl.invalidate_state = brw_invalidate_state;
 199    brw->intel.vtbl.note_fence = brw_note_fence;
 200    brw->intel.vtbl.new_batch = brw_new_batch;
 201    brw->intel.vtbl.finish_batch = brw_finish_batch;
 202    brw->intel.vtbl.destroy = brw_destroy_context;
 203    brw->intel.vtbl.set_draw_region = brw_set_draw_region;
 204    brw->intel.vtbl.debug_batch = brw_debug_batch;
 205 }