/************************************************************************** * * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. * 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 TUNGSTEN GRAPHICS 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 "pipe/p_defines.h" #include "util/u_math.h" #include "util/u_memory.h" #include "sp_clear.h" #include "sp_context.h" #include "sp_flush.h" #include "sp_prim_setup.h" #include "sp_prim_vbuf.h" #include "sp_state.h" #include "sp_surface.h" #include "sp_tile_cache.h" #include "sp_texture.h" #include "sp_winsys.h" #include "sp_query.h" /** * Map any drawing surfaces which aren't already mapped */ void softpipe_map_transfers(struct softpipe_context *sp) { unsigned i; for (i = 0; i < sp->framebuffer.nr_cbufs; i++) { sp_tile_cache_map_transfers(sp->cbuf_cache[i]); } sp_tile_cache_map_transfers(sp->zsbuf_cache); } /** * Unmap any mapped drawing surfaces */ void softpipe_unmap_transfers(struct softpipe_context *sp) { uint i; for (i = 0; i < sp->framebuffer.nr_cbufs; i++) { sp_tile_cache_unmap_transfers(sp->cbuf_cache[i]); } sp_tile_cache_unmap_transfers(sp->zsbuf_cache); } static void softpipe_destroy( struct pipe_context *pipe ) { struct softpipe_context *softpipe = softpipe_context( pipe ); uint i; if (softpipe->draw) draw_destroy( softpipe->draw ); softpipe->quad.polygon_stipple->destroy( softpipe->quad.polygon_stipple ); softpipe->quad.earlyz->destroy( softpipe->quad.earlyz ); softpipe->quad.shade->destroy( softpipe->quad.shade ); softpipe->quad.alpha_test->destroy( softpipe->quad.alpha_test ); softpipe->quad.depth_test->destroy( softpipe->quad.depth_test ); softpipe->quad.stencil_test->destroy( softpipe->quad.stencil_test ); softpipe->quad.occlusion->destroy( softpipe->quad.occlusion ); softpipe->quad.coverage->destroy( softpipe->quad.coverage ); softpipe->quad.blend->destroy( softpipe->quad.blend ); for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) sp_destroy_tile_cache(softpipe->cbuf_cache[i]); sp_destroy_tile_cache(softpipe->zsbuf_cache); for (i = 0; i < PIPE_MAX_SAMPLERS; i++) sp_destroy_tile_cache(softpipe->tex_cache[i]); for (i = 0; i < Elements(softpipe->constants); i++) { if (softpipe->constants[i].buffer) { pipe_buffer_reference(&softpipe->constants[i].buffer, NULL); } } FREE( softpipe ); } static unsigned int softpipe_is_texture_referenced( struct pipe_context *pipe, struct pipe_texture *texture, unsigned face, unsigned level) { struct softpipe_context *softpipe = softpipe_context( pipe ); unsigned i; 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 PIPE_REFERENCED_FOR_WRITE; } if(softpipe->framebuffer.zsbuf && softpipe->framebuffer.zsbuf->texture == texture) return PIPE_REFERENCED_FOR_WRITE; } /* FIXME: we also need to do the same for the texture cache */ return PIPE_UNREFERENCED; } static unsigned int softpipe_is_buffer_referenced( struct pipe_context *pipe, struct pipe_buffer *buf) { return PIPE_UNREFERENCED; } struct pipe_context * softpipe_create( struct pipe_screen *screen ) { struct softpipe_context *softpipe = CALLOC_STRUCT(softpipe_context); uint i; util_init_math(); #ifdef PIPE_ARCH_X86 softpipe->use_sse = !debug_get_bool_option( "GALLIUM_NOSSE", FALSE ); #else softpipe->use_sse = FALSE; #endif softpipe->dump_fs = debug_get_bool_option( "GALLIUM_DUMP_FS", FALSE ); softpipe->pipe.winsys = screen->winsys; softpipe->pipe.screen = screen; softpipe->pipe.destroy = softpipe_destroy; /* state setters */ softpipe->pipe.create_blend_state = softpipe_create_blend_state; softpipe->pipe.bind_blend_state = softpipe_bind_blend_state; softpipe->pipe.delete_blend_state = softpipe_delete_blend_state; softpipe->pipe.create_sampler_state = softpipe_create_sampler_state; softpipe->pipe.bind_sampler_states = softpipe_bind_sampler_states; softpipe->pipe.delete_sampler_state = softpipe_delete_sampler_state; softpipe->pipe.create_depth_stencil_alpha_state = softpipe_create_depth_stencil_state; softpipe->pipe.bind_depth_stencil_alpha_state = softpipe_bind_depth_stencil_state; softpipe->pipe.delete_depth_stencil_alpha_state = softpipe_delete_depth_stencil_state; softpipe->pipe.create_rasterizer_state = softpipe_create_rasterizer_state; softpipe->pipe.bind_rasterizer_state = softpipe_bind_rasterizer_state; softpipe->pipe.delete_rasterizer_state = softpipe_delete_rasterizer_state; softpipe->pipe.create_fs_state = softpipe_create_fs_state; softpipe->pipe.bind_fs_state = softpipe_bind_fs_state; softpipe->pipe.delete_fs_state = softpipe_delete_fs_state; softpipe->pipe.create_vs_state = softpipe_create_vs_state; softpipe->pipe.bind_vs_state = softpipe_bind_vs_state; softpipe->pipe.delete_vs_state = softpipe_delete_vs_state; softpipe->pipe.set_blend_color = softpipe_set_blend_color; softpipe->pipe.set_clip_state = softpipe_set_clip_state; softpipe->pipe.set_constant_buffer = softpipe_set_constant_buffer; softpipe->pipe.set_framebuffer_state = softpipe_set_framebuffer_state; softpipe->pipe.set_polygon_stipple = softpipe_set_polygon_stipple; softpipe->pipe.set_scissor_state = softpipe_set_scissor_state; softpipe->pipe.set_sampler_textures = softpipe_set_sampler_textures; softpipe->pipe.set_viewport_state = softpipe_set_viewport_state; softpipe->pipe.set_vertex_buffers = softpipe_set_vertex_buffers; softpipe->pipe.set_vertex_elements = softpipe_set_vertex_elements; softpipe->pipe.draw_arrays = softpipe_draw_arrays; softpipe->pipe.draw_elements = softpipe_draw_elements; softpipe->pipe.draw_range_elements = softpipe_draw_range_elements; softpipe->pipe.set_edgeflags = softpipe_set_edgeflags; softpipe->pipe.clear = softpipe_clear; softpipe->pipe.flush = softpipe_flush; softpipe->pipe.is_texture_referenced = softpipe_is_texture_referenced; softpipe->pipe.is_buffer_referenced = softpipe_is_buffer_referenced; softpipe_init_query_funcs( softpipe ); softpipe_init_texture_funcs( softpipe ); /* * 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( screen ); softpipe->zsbuf_cache = sp_create_tile_cache( screen ); for (i = 0; i < PIPE_MAX_SAMPLERS; i++) softpipe->tex_cache[i] = sp_create_tile_cache( screen ); /* setup quad rendering stages */ softpipe->quad.polygon_stipple = sp_quad_polygon_stipple_stage(softpipe); softpipe->quad.earlyz = sp_quad_earlyz_stage(softpipe); softpipe->quad.shade = sp_quad_shade_stage(softpipe); softpipe->quad.alpha_test = sp_quad_alpha_test_stage(softpipe); softpipe->quad.depth_test = sp_quad_depth_test_stage(softpipe); softpipe->quad.stencil_test = sp_quad_stencil_test_stage(softpipe); softpipe->quad.occlusion = sp_quad_occlusion_stage(softpipe); softpipe->quad.coverage = sp_quad_coverage_stage(softpipe); softpipe->quad.blend = sp_quad_blend_stage(softpipe); /* vertex shader samplers */ for (i = 0; i < PIPE_MAX_SAMPLERS; i++) { softpipe->tgsi.vert_samplers[i].base.get_samples = sp_get_samples_vertex; softpipe->tgsi.vert_samplers[i].cache = softpipe->tex_cache[i]; softpipe->tgsi.vert_samplers_list[i] = &softpipe->tgsi.vert_samplers[i]; } /* fragment shader samplers */ for (i = 0; i < PIPE_MAX_SAMPLERS; i++) { softpipe->tgsi.frag_samplers[i].base.get_samples = sp_get_samples_fragment; softpipe->tgsi.frag_samplers[i].cache = softpipe->tex_cache[i]; softpipe->tgsi.frag_samplers_list[i] = &softpipe->tgsi.frag_samplers[i]; } /* * Create drawing context and plug our rendering stage into it. */ softpipe->draw = draw_create(); if (!softpipe->draw) goto fail; draw_texture_samplers(softpipe->draw, PIPE_MAX_SAMPLERS, (struct tgsi_sampler **) softpipe->tgsi.vert_samplers_list); softpipe->setup = sp_draw_render_stage(softpipe); if (!softpipe->setup) goto fail; if (debug_get_bool_option( "SP_NO_RAST", FALSE )) softpipe->no_rast = TRUE; if (debug_get_bool_option( "SP_NO_VBUF", FALSE )) { /* Deprecated path -- vbuf is the intended interface to the draw module: */ draw_set_rasterize_stage(softpipe->draw, softpipe->setup); } else { sp_init_vbuf(softpipe); } /* plug in AA line/point stages */ draw_install_aaline_stage(softpipe->draw, &softpipe->pipe); draw_install_aapoint_stage(softpipe->draw, &softpipe->pipe); #if USE_DRAW_STAGE_PSTIPPLE /* Do polygon stipple w/ texture map + frag prog? */ draw_install_pstipple_stage(softpipe->draw, &softpipe->pipe); #endif sp_init_surface_functions(softpipe); return &softpipe->pipe; fail: softpipe_destroy(&softpipe->pipe); return NULL; }