/************************************************************************** * * 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 */ #include "draw/draw_context.h" #include "draw/draw_vbuf.h" #include "pipe/p_defines.h" #include "util/u_math.h" #include "util/u_memory.h" #include "util/u_pstipple.h" #include "util/u_inlines.h" #include "tgsi/tgsi_exec.h" #include "sp_buffer.h" #include "sp_clear.h" #include "sp_context.h" #include "sp_flush.h" #include "sp_prim_vbuf.h" #include "sp_state.h" #include "sp_surface.h" #include "sp_tile_cache.h" #include "sp_tex_tile_cache.h" #include "sp_texture.h" #include "sp_query.h" #include "sp_screen.h" #include "sp_tex_sample.h" #include "sp_image.h" static void softpipe_destroy( struct pipe_context *pipe ) { struct softpipe_context *softpipe = softpipe_context( pipe ); uint i, sh; #if DO_PSTIPPLE_IN_HELPER_MODULE if (softpipe->pstipple.sampler) pipe->delete_sampler_state(pipe, softpipe->pstipple.sampler); pipe_resource_reference(&softpipe->pstipple.texture, NULL); pipe_sampler_view_reference(&softpipe->pstipple.sampler_view, NULL); #endif if (softpipe->blitter) { util_blitter_destroy(softpipe->blitter); } if (softpipe->draw) draw_destroy( softpipe->draw ); if (softpipe->quad.shade) softpipe->quad.shade->destroy( softpipe->quad.shade ); if (softpipe->quad.depth_test) softpipe->quad.depth_test->destroy( softpipe->quad.depth_test ); if (softpipe->quad.blend) softpipe->quad.blend->destroy( softpipe->quad.blend ); if (softpipe->quad.pstipple) softpipe->quad.pstipple->destroy( softpipe->quad.pstipple ); for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) { sp_destroy_tile_cache(softpipe->cbuf_cache[i]); pipe_surface_reference(&softpipe->framebuffer.cbufs[i], NULL); } sp_destroy_tile_cache(softpipe->zsbuf_cache); pipe_surface_reference(&softpipe->framebuffer.zsbuf, NULL); for (sh = 0; sh < Elements(softpipe->tex_cache); sh++) { for (i = 0; i < Elements(softpipe->tex_cache[0]); i++) { sp_destroy_tex_tile_cache(softpipe->tex_cache[sh][i]); pipe_sampler_view_reference(&softpipe->sampler_views[sh][i], NULL); } } for (sh = 0; sh < Elements(softpipe->constants); sh++) { for (i = 0; i < Elements(softpipe->constants[0]); i++) { if (softpipe->constants[sh][i]) { pipe_resource_reference(&softpipe->constants[sh][i], NULL); } } } for (i = 0; i < softpipe->num_vertex_buffers; i++) { pipe_resource_reference(&softpipe->vertex_buffer[i].buffer, NULL); } tgsi_exec_machine_destroy(softpipe->fs_machine); for (i = 0; i < PIPE_SHADER_TYPES; i++) { FREE(softpipe->tgsi.sampler[i]); } FREE( softpipe ); } /** * if (the texture is being used as a framebuffer surface) * return SP_REFERENCED_FOR_WRITE * else if (the texture is a bound texture source) * return SP_REFERENCED_FOR_READ * else * return SP_UNREFERENCED */ unsigned int softpipe_is_resource_referenced( struct pipe_context *pipe, struct pipe_resource *texture, unsigned level, int layer) { struct softpipe_context *softpipe = softpipe_context( pipe ); unsigned i, sh; if (texture->target == PIPE_BUFFER) return SP_UNREFERENCED; /* check if any of the bound drawing surfaces are this texture */ if (softpipe->dirty_render_cache) { for (i = 0; i < softpipe->framebuffer.nr_cbufs; i++) { if (softpipe->framebuffer.cbufs[i] && softpipe->framebuffer.cbufs[i]->texture == texture) { return SP_REFERENCED_FOR_WRITE; } } if (softpipe->framebuffer.zsbuf && softpipe->framebuffer.zsbuf->texture == texture) { return SP_REFERENCED_FOR_WRITE; } } /* check if any of the tex_cache textures are this texture */ for (sh = 0; sh < Elements(softpipe->tex_cache); sh++) { for (i = 0; i < Elements(softpipe->tex_cache[0]); i++) { if (softpipe->tex_cache[sh][i] && softpipe->tex_cache[sh][i]->texture == texture) return SP_REFERENCED_FOR_READ; } } return SP_UNREFERENCED; } static void softpipe_render_condition( struct pipe_context *pipe, struct pipe_query *query, boolean condition, uint mode ) { struct softpipe_context *softpipe = softpipe_context( pipe ); softpipe->render_cond_query = query; softpipe->render_cond_mode = mode; softpipe->render_cond_cond = condition; } struct pipe_context * softpipe_create_context(struct pipe_screen *screen, void *priv, unsigned flags) { struct softpipe_screen *sp_screen = softpipe_screen(screen); struct softpipe_context *softpipe = CALLOC_STRUCT(softpipe_context); uint i, sh; util_init_math(); for (i = 0; i < PIPE_SHADER_TYPES; i++) { softpipe->tgsi.sampler[i] = sp_create_tgsi_sampler(); } for (i = 0; i < PIPE_SHADER_TYPES; i++) { softpipe->tgsi.image[i] = sp_create_tgsi_image(); } for (i = 0; i < PIPE_SHADER_TYPES; i++) { softpipe->tgsi.buffer[i] = sp_create_tgsi_buffer(); } softpipe->dump_fs = debug_get_bool_option( "SOFTPIPE_DUMP_FS", FALSE ); softpipe->dump_gs = debug_get_bool_option( "SOFTPIPE_DUMP_GS", FALSE ); softpipe->pipe.screen = screen; softpipe->pipe.destroy = softpipe_destroy; softpipe->pipe.priv = priv; /* state setters */ softpipe_init_blend_funcs(&softpipe->pipe); softpipe_init_clip_funcs(&softpipe->pipe); softpipe_init_query_funcs( softpipe ); softpipe_init_rasterizer_funcs(&softpipe->pipe); softpipe_init_sampler_funcs(&softpipe->pipe); softpipe_init_shader_funcs(&softpipe->pipe); softpipe_init_streamout_funcs(&softpipe->pipe); softpipe_init_texture_funcs( &softpipe->pipe ); softpipe_init_vertex_funcs(&softpipe->pipe); softpipe_init_image_funcs(&softpipe->pipe); softpipe->pipe.set_framebuffer_state = softpipe_set_framebuffer_state; softpipe->pipe.draw_vbo = softpipe_draw_vbo; softpipe->pipe.clear = softpipe_clear; softpipe->pipe.flush = softpipe_flush_wrapped; softpipe->pipe.texture_barrier = softpipe_texture_barrier; softpipe->pipe.memory_barrier = softpipe_memory_barrier; softpipe->pipe.render_condition = softpipe_render_condition; /* * Alloc caches for accessing drawing surfaces and textures. * Must be before quad stage setup! */ for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) softpipe->cbuf_cache[i] = sp_create_tile_cache( &softpipe->pipe ); softpipe->zsbuf_cache = sp_create_tile_cache( &softpipe->pipe ); /* Allocate texture caches */ for (sh = 0; sh < Elements(softpipe->tex_cache); sh++) { for (i = 0; i < Elements(softpipe->tex_cache[0]); i++) { softpipe->tex_cache[sh][i] = sp_create_tex_tile_cache(&softpipe->pipe); if (!softpipe->tex_cache[sh][i]) goto fail; } } softpipe->fs_machine = tgsi_exec_machine_create(); /* setup quad rendering stages */ softpipe->quad.shade = sp_quad_shade_stage(softpipe); softpipe->quad.depth_test = sp_quad_depth_test_stage(softpipe); softpipe->quad.blend = sp_quad_blend_stage(softpipe); softpipe->quad.pstipple = sp_quad_polygon_stipple_stage(softpipe); /* * Create drawing context and plug our rendering stage into it. */ if (sp_screen->use_llvm) softpipe->draw = draw_create(&softpipe->pipe); else softpipe->draw = draw_create_no_llvm(&softpipe->pipe); if (!softpipe->draw) goto fail; draw_texture_sampler(softpipe->draw, PIPE_SHADER_VERTEX, (struct tgsi_sampler *) softpipe->tgsi.sampler[PIPE_SHADER_VERTEX]); draw_texture_sampler(softpipe->draw, PIPE_SHADER_GEOMETRY, (struct tgsi_sampler *) softpipe->tgsi.sampler[PIPE_SHADER_GEOMETRY]); draw_image(softpipe->draw, PIPE_SHADER_VERTEX, (struct tgsi_image *) softpipe->tgsi.image[PIPE_SHADER_VERTEX]); draw_image(softpipe->draw, PIPE_SHADER_GEOMETRY, (struct tgsi_image *) softpipe->tgsi.image[PIPE_SHADER_GEOMETRY]); draw_buffer(softpipe->draw, PIPE_SHADER_VERTEX, (struct tgsi_buffer *) softpipe->tgsi.buffer[PIPE_SHADER_VERTEX]); draw_buffer(softpipe->draw, PIPE_SHADER_GEOMETRY, (struct tgsi_buffer *) softpipe->tgsi.buffer[PIPE_SHADER_GEOMETRY]); if (debug_get_bool_option( "SOFTPIPE_NO_RAST", FALSE )) softpipe->no_rast = TRUE; softpipe->vbuf_backend = sp_create_vbuf_backend(softpipe); if (!softpipe->vbuf_backend) goto fail; softpipe->vbuf = draw_vbuf_stage(softpipe->draw, softpipe->vbuf_backend); if (!softpipe->vbuf) goto fail; draw_set_rasterize_stage(softpipe->draw, softpipe->vbuf); draw_set_render(softpipe->draw, softpipe->vbuf_backend); softpipe->blitter = util_blitter_create(&softpipe->pipe); if (!softpipe->blitter) { goto fail; } /* must be done before installing Draw stages */ util_blitter_cache_all_shaders(softpipe->blitter); /* plug in AA line/point stages */ draw_install_aaline_stage(softpipe->draw, &softpipe->pipe); draw_install_aapoint_stage(softpipe->draw, &softpipe->pipe); /* Do polygon stipple w/ texture map + frag prog? */ #if DO_PSTIPPLE_IN_DRAW_MODULE draw_install_pstipple_stage(softpipe->draw, &softpipe->pipe); #endif draw_wide_point_sprites(softpipe->draw, TRUE); sp_init_surface_functions(softpipe); #if DO_PSTIPPLE_IN_HELPER_MODULE /* create the polgon stipple sampler */ softpipe->pstipple.sampler = util_pstipple_create_sampler(&softpipe->pipe); #endif return &softpipe->pipe; fail: softpipe_destroy(&softpipe->pipe); return NULL; }