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| /************************************************************************** |
| * |
| * Copyright 2007 VMware, Inc. |
| * All Rights Reserved. |
| * Copyright 2008 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, sub license, 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 (including the |
| * next paragraph) 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 NON-INFRINGEMENT. |
| * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS 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. |
| * |
| **************************************************************************/ |
| |
| /* Author: |
| * Keith Whitwell <keithw@vmware.com> |
| */ |
| |
| #include "draw/draw_context.h" |
| #include "draw/draw_vbuf.h" |
| #include "pipe/p_defines.h" |
| #include "util/u_inlines.h" |
| #include "util/u_math.h" |
| #include "util/u_memory.h" |
| #include "util/simple_list.h" |
| #include "lp_clear.h" |
| #include "lp_context.h" |
| #include "lp_flush.h" |
| #include "lp_perf.h" |
| #include "lp_state.h" |
| #include "lp_surface.h" |
| #include "lp_query.h" |
| #include "lp_setup.h" |
| |
| /* This is only safe if there's just one concurrent context */ |
| #ifdef PIPE_SUBSYSTEM_EMBEDDED |
| #define USE_GLOBAL_LLVM_CONTEXT |
| #endif |
| |
| static void llvmpipe_destroy( struct pipe_context *pipe ) |
| { |
| struct llvmpipe_context *llvmpipe = llvmpipe_context( pipe ); |
| uint i, j; |
| |
| lp_print_counters(); |
| |
| if (llvmpipe->blitter) { |
| util_blitter_destroy(llvmpipe->blitter); |
| } |
| |
| /* This will also destroy llvmpipe->setup: |
| */ |
| if (llvmpipe->draw) |
| draw_destroy( llvmpipe->draw ); |
| |
| for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) { |
| pipe_surface_reference(&llvmpipe->framebuffer.cbufs[i], NULL); |
| } |
| |
| pipe_surface_reference(&llvmpipe->framebuffer.zsbuf, NULL); |
| |
| for (i = 0; i < Elements(llvmpipe->sampler_views[0]); i++) { |
| pipe_sampler_view_reference(&llvmpipe->sampler_views[PIPE_SHADER_FRAGMENT][i], NULL); |
| } |
| |
| for (i = 0; i < Elements(llvmpipe->sampler_views[0]); i++) { |
| pipe_sampler_view_reference(&llvmpipe->sampler_views[PIPE_SHADER_VERTEX][i], NULL); |
| } |
| |
| for (i = 0; i < Elements(llvmpipe->sampler_views[0]); i++) { |
| pipe_sampler_view_reference(&llvmpipe->sampler_views[PIPE_SHADER_GEOMETRY][i], NULL); |
| } |
| |
| for (i = 0; i < Elements(llvmpipe->constants); i++) { |
| for (j = 0; j < Elements(llvmpipe->constants[i]); j++) { |
| pipe_resource_reference(&llvmpipe->constants[i][j].buffer, NULL); |
| } |
| } |
| |
| for (i = 0; i < llvmpipe->num_vertex_buffers; i++) { |
| pipe_resource_reference(&llvmpipe->vertex_buffer[i].buffer, NULL); |
| } |
| |
| lp_delete_setup_variants(llvmpipe); |
| |
| #ifndef USE_GLOBAL_LLVM_CONTEXT |
| LLVMContextDispose(llvmpipe->context); |
| #endif |
| llvmpipe->context = NULL; |
| |
| align_free( llvmpipe ); |
| } |
| |
| static void |
| do_flush( struct pipe_context *pipe, |
| struct pipe_fence_handle **fence, |
| unsigned flags) |
| { |
| llvmpipe_flush(pipe, fence, __FUNCTION__); |
| } |
| |
| |
| static void |
| llvmpipe_render_condition ( struct pipe_context *pipe, |
| struct pipe_query *query, |
| boolean condition, |
| uint mode ) |
| { |
| struct llvmpipe_context *llvmpipe = llvmpipe_context( pipe ); |
| |
| llvmpipe->render_cond_query = query; |
| llvmpipe->render_cond_mode = mode; |
| llvmpipe->render_cond_cond = condition; |
| } |
| |
| struct pipe_context * |
| llvmpipe_create_context( struct pipe_screen *screen, void *priv ) |
| { |
| struct llvmpipe_context *llvmpipe; |
| |
| llvmpipe = align_malloc(sizeof(struct llvmpipe_context), 16); |
| if (!llvmpipe) |
| return NULL; |
| |
| util_init_math(); |
| |
| memset(llvmpipe, 0, sizeof *llvmpipe); |
| |
| make_empty_list(&llvmpipe->fs_variants_list); |
| |
| make_empty_list(&llvmpipe->setup_variants_list); |
| |
| |
| llvmpipe->pipe.screen = screen; |
| llvmpipe->pipe.priv = priv; |
| |
| /* Init the pipe context methods */ |
| llvmpipe->pipe.destroy = llvmpipe_destroy; |
| llvmpipe->pipe.set_framebuffer_state = llvmpipe_set_framebuffer_state; |
| llvmpipe->pipe.clear = llvmpipe_clear; |
| llvmpipe->pipe.flush = do_flush; |
| |
| llvmpipe->pipe.render_condition = llvmpipe_render_condition; |
| |
| llvmpipe_init_blend_funcs(llvmpipe); |
| llvmpipe_init_clip_funcs(llvmpipe); |
| llvmpipe_init_draw_funcs(llvmpipe); |
| llvmpipe_init_sampler_funcs(llvmpipe); |
| llvmpipe_init_query_funcs( llvmpipe ); |
| llvmpipe_init_vertex_funcs(llvmpipe); |
| llvmpipe_init_so_funcs(llvmpipe); |
| llvmpipe_init_fs_funcs(llvmpipe); |
| llvmpipe_init_vs_funcs(llvmpipe); |
| llvmpipe_init_gs_funcs(llvmpipe); |
| llvmpipe_init_rasterizer_funcs(llvmpipe); |
| llvmpipe_init_context_resource_funcs( &llvmpipe->pipe ); |
| llvmpipe_init_surface_functions(llvmpipe); |
| |
| #ifdef USE_GLOBAL_LLVM_CONTEXT |
| llvmpipe->context = LLVMGetGlobalContext(); |
| #else |
| llvmpipe->context = LLVMContextCreate(); |
| #endif |
| |
| if (!llvmpipe->context) |
| goto fail; |
| |
| /* |
| * Create drawing context and plug our rendering stage into it. |
| */ |
| llvmpipe->draw = draw_create_with_llvm_context(&llvmpipe->pipe, |
| llvmpipe->context); |
| if (!llvmpipe->draw) |
| goto fail; |
| |
| /* FIXME: devise alternative to draw_texture_samplers */ |
| |
| llvmpipe->setup = lp_setup_create( &llvmpipe->pipe, |
| llvmpipe->draw ); |
| if (!llvmpipe->setup) |
| goto fail; |
| |
| llvmpipe->blitter = util_blitter_create(&llvmpipe->pipe); |
| if (!llvmpipe->blitter) { |
| goto fail; |
| } |
| |
| /* must be done before installing Draw stages */ |
| util_blitter_cache_all_shaders(llvmpipe->blitter); |
| |
| /* plug in AA line/point stages */ |
| draw_install_aaline_stage(llvmpipe->draw, &llvmpipe->pipe); |
| draw_install_aapoint_stage(llvmpipe->draw, &llvmpipe->pipe); |
| draw_install_pstipple_stage(llvmpipe->draw, &llvmpipe->pipe); |
| |
| /* convert points and lines into triangles: |
| * (otherwise, draw points and lines natively) |
| */ |
| draw_wide_point_sprites(llvmpipe->draw, FALSE); |
| draw_enable_point_sprites(llvmpipe->draw, FALSE); |
| draw_wide_point_threshold(llvmpipe->draw, 10000.0); |
| draw_wide_line_threshold(llvmpipe->draw, 10000.0); |
| |
| lp_reset_counters(); |
| |
| return &llvmpipe->pipe; |
| |
| fail: |
| llvmpipe_destroy(&llvmpipe->pipe); |
| return NULL; |
| } |
| |