| /********************************************************** |
| * Copyright 2008-2009 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, sublicense, 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 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 |
| * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
| * 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. |
| * |
| **********************************************************/ |
| |
| #include "util/u_inlines.h" |
| #include "util/u_math.h" |
| #include "util/u_memory.h" |
| #include "util/u_bitmask.h" |
| #include "tgsi/tgsi_parse.h" |
| #include "draw/draw_context.h" |
| |
| #include "svga_context.h" |
| #include "svga_hw_reg.h" |
| #include "svga_cmd.h" |
| #include "svga_debug.h" |
| #include "svga_shader.h" |
| |
| |
| static void * |
| svga_create_fs_state(struct pipe_context *pipe, |
| const struct pipe_shader_state *templ) |
| { |
| struct svga_context *svga = svga_context(pipe); |
| struct svga_fragment_shader *fs; |
| |
| fs = CALLOC_STRUCT(svga_fragment_shader); |
| if (!fs) |
| return NULL; |
| |
| SVGA_STATS_TIME_PUSH(svga_sws(svga), SVGA_STATS_TIME_CREATEFS); |
| |
| fs->base.tokens = tgsi_dup_tokens(templ->tokens); |
| |
| /* Collect basic info that we'll need later: |
| */ |
| tgsi_scan_shader(fs->base.tokens, &fs->base.info); |
| |
| fs->base.id = svga->debug.shader_id++; |
| |
| fs->generic_inputs = svga_get_generic_inputs_mask(&fs->base.info); |
| |
| svga_remap_generics(fs->generic_inputs, fs->generic_remap_table); |
| |
| fs->draw_shader = draw_create_fragment_shader(svga->swtnl.draw, templ); |
| |
| SVGA_STATS_TIME_POP(svga_sws(svga)); |
| return fs; |
| } |
| |
| |
| static void |
| svga_bind_fs_state(struct pipe_context *pipe, void *shader) |
| { |
| struct svga_fragment_shader *fs = (struct svga_fragment_shader *) shader; |
| struct svga_context *svga = svga_context(pipe); |
| |
| svga->curr.fs = fs; |
| svga->dirty |= SVGA_NEW_FS; |
| } |
| |
| |
| static void |
| svga_delete_fs_state(struct pipe_context *pipe, void *shader) |
| { |
| struct svga_context *svga = svga_context(pipe); |
| struct svga_fragment_shader *fs = (struct svga_fragment_shader *) shader; |
| struct svga_shader_variant *variant, *tmp; |
| enum pipe_error ret; |
| |
| svga_hwtnl_flush_retry(svga); |
| |
| assert(fs->base.parent == NULL); |
| |
| draw_delete_fragment_shader(svga->swtnl.draw, fs->draw_shader); |
| |
| for (variant = fs->base.variants; variant; variant = tmp) { |
| tmp = variant->next; |
| |
| /* Check if deleting currently bound shader */ |
| if (variant == svga->state.hw_draw.fs) { |
| ret = svga_set_shader(svga, SVGA3D_SHADERTYPE_PS, NULL); |
| if (ret != PIPE_OK) { |
| svga_context_flush(svga, NULL); |
| ret = svga_set_shader(svga, SVGA3D_SHADERTYPE_PS, NULL); |
| assert(ret == PIPE_OK); |
| } |
| svga->state.hw_draw.fs = NULL; |
| } |
| |
| ret = svga_destroy_shader_variant(svga, SVGA3D_SHADERTYPE_PS, variant); |
| if (ret != PIPE_OK) { |
| svga_context_flush(svga, NULL); |
| ret = svga_destroy_shader_variant(svga, SVGA3D_SHADERTYPE_PS, variant); |
| assert(ret == PIPE_OK); |
| } |
| } |
| |
| FREE((void *)fs->base.tokens); |
| FREE(fs); |
| } |
| |
| |
| void |
| svga_init_fs_functions(struct svga_context *svga) |
| { |
| svga->pipe.create_fs_state = svga_create_fs_state; |
| svga->pipe.bind_fs_state = svga_bind_fs_state; |
| svga->pipe.delete_fs_state = svga_delete_fs_state; |
| } |