/* * Copyright 2008 Corbin Simpson * * 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 * on 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 * THE AUTHOR(S) AND/OR THEIR 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. */ #include "draw/draw_context.h" #include "util/u_memory.h" #include "util/u_simple_list.h" #include "r300_blit.h" #include "r300_context.h" #include "r300_emit.h" #include "r300_flush.h" #include "r300_query.h" #include "r300_render.h" #include "r300_screen.h" #include "r300_state_invariant.h" #include "r300_texture.h" #include "radeon_winsys.h" static void r300_destroy_context(struct pipe_context* context) { struct r300_context* r300 = r300_context(context); struct r300_query* query, * temp; util_blitter_destroy(r300->blitter); draw_destroy(r300->draw); /* Free the OQ BO. */ context->screen->buffer_destroy(r300->oqbo); /* If there are any queries pending or not destroyed, remove them now. */ foreach_s(query, temp, &r300->query_list) { remove_from_list(query); FREE(query); } FREE(r300->blend_color_state.state); FREE(r300->clip_state.state); FREE(r300->fb_state.state); FREE(r300->rs_block_state.state); FREE(r300->scissor_state.state); FREE(r300->textures_state.state); FREE(r300->vertex_stream_state.state); FREE(r300->vap_output_state.state); FREE(r300->viewport_state.state); FREE(r300->ztop_state.state); FREE(r300); } static unsigned int r300_is_texture_referenced(struct pipe_context *pipe, struct pipe_texture *texture, unsigned face, unsigned level) { return pipe->is_buffer_referenced(pipe, ((struct r300_texture *)texture)->buffer); } static unsigned int r300_is_buffer_referenced(struct pipe_context *pipe, struct pipe_buffer *buf) { /* This only checks to see whether actual hardware buffers are * referenced. Since we use managed BOs and transfers, it's actually not * possible for pipe_buffers to ever reference the actual hardware, so * buffers are never referenced. */ /* XXX: that doesn't make sense given that * r300_is_texture_referenced is implemented on top of this * function and hardware can certainly refer to textures * directly... */ return 0; } static void r300_flush_cb(void *data) { struct r300_context* const cs_context_copy = data; cs_context_copy->context.flush(&cs_context_copy->context, 0, NULL); } #define R300_INIT_ATOM(atomname, atomsize) \ r300->atomname.name = #atomname; \ r300->atomname.state = NULL; \ r300->atomname.size = atomsize; \ r300->atomname.emit = r300_emit_##atomname; \ r300->atomname.dirty = FALSE; \ insert_at_tail(&r300->atom_list, &r300->atomname); static void r300_setup_atoms(struct r300_context* r300) { boolean is_r500 = r300_screen(r300->context.screen)->caps->is_r500; boolean has_tcl = r300_screen(r300->context.screen)->caps->has_tcl; /* Create the actual atom list. * * Each atom is examined and emitted in the order it appears here, which * can affect performance and conformance if not handled with care. * * Some atoms never change size, others change every emit - those have * the size of 0 here. */ make_empty_list(&r300->atom_list); R300_INIT_ATOM(invariant_state, 71); R300_INIT_ATOM(ztop_state, 2); R300_INIT_ATOM(blend_state, 8); R300_INIT_ATOM(blend_color_state, is_r500 ? 3 : 2); R300_INIT_ATOM(clip_state, has_tcl ? 5 + (6 * 4) : 2); R300_INIT_ATOM(dsa_state, is_r500 ? 8 : 6); R300_INIT_ATOM(fb_state, 0); R300_INIT_ATOM(rs_state, 0); R300_INIT_ATOM(scissor_state, 3); R300_INIT_ATOM(viewport_state, 9); R300_INIT_ATOM(rs_block_state, 0); R300_INIT_ATOM(vertex_stream_state, 0); R300_INIT_ATOM(vap_output_state, 6); R300_INIT_ATOM(pvs_flush, 2); R300_INIT_ATOM(vs_state, 0); R300_INIT_ATOM(texture_cache_inval, 2); R300_INIT_ATOM(textures_state, 0); /* Some non-CSO atoms need explicit space to store the state locally. */ r300->blend_color_state.state = CALLOC_STRUCT(r300_blend_color_state); r300->clip_state.state = CALLOC_STRUCT(pipe_clip_state); r300->fb_state.state = CALLOC_STRUCT(pipe_framebuffer_state); r300->rs_block_state.state = CALLOC_STRUCT(r300_rs_block); r300->scissor_state.state = CALLOC_STRUCT(pipe_scissor_state); r300->textures_state.state = CALLOC_STRUCT(r300_textures_state); r300->vertex_stream_state.state = CALLOC_STRUCT(r300_vertex_stream_state); r300->vap_output_state.state = CALLOC_STRUCT(r300_vap_output_state); r300->viewport_state.state = CALLOC_STRUCT(r300_viewport_state); r300->ztop_state.state = CALLOC_STRUCT(r300_ztop_state); } struct pipe_context* r300_create_context(struct pipe_screen* screen, void *priv) { struct r300_context* r300 = CALLOC_STRUCT(r300_context); struct r300_screen* r300screen = r300_screen(screen); struct radeon_winsys* radeon_winsys = r300screen->radeon_winsys; if (!r300) return NULL; r300screen->ctx = (struct pipe_context*)r300; r300->winsys = radeon_winsys; r300->context.winsys = (struct pipe_winsys*)radeon_winsys; r300->context.screen = screen; r300->context.priv = priv; r300->context.destroy = r300_destroy_context; r300->context.clear = r300_clear; r300->context.surface_copy = r300_surface_copy; r300->context.surface_fill = r300_surface_fill; if (r300screen->caps->has_tcl) { r300->context.draw_arrays = r300_draw_arrays; r300->context.draw_elements = r300_draw_elements; r300->context.draw_range_elements = r300_draw_range_elements; } else { r300->context.draw_arrays = r300_swtcl_draw_arrays; r300->context.draw_elements = r300_draw_elements; r300->context.draw_range_elements = r300_swtcl_draw_range_elements; /* Create a Draw. This is used for SW TCL. */ r300->draw = draw_create(); /* Enable our renderer. */ draw_set_rasterize_stage(r300->draw, r300_draw_stage(r300)); /* Enable Draw's clipping. */ draw_set_driver_clipping(r300->draw, FALSE); /* Force Draw to never do viewport transform, since we can do * transform in hardware, always. */ draw_set_viewport_state(r300->draw, &r300_viewport_identity); } r300->context.is_texture_referenced = r300_is_texture_referenced; r300->context.is_buffer_referenced = r300_is_buffer_referenced; r300_setup_atoms(r300); /* Open up the OQ BO. */ r300->oqbo = screen->buffer_create(screen, 4096, PIPE_BUFFER_USAGE_VERTEX, 4096); make_empty_list(&r300->query_list); r300_init_flush_functions(r300); r300_init_query_functions(r300); /* r300_init_surface_functions(r300); */ r300_init_state_functions(r300); r300->invariant_state.dirty = TRUE; r300->winsys->set_flush_cb(r300->winsys, r300_flush_cb, r300); r300->dirty_hw++; r300->blitter = util_blitter_create(&r300->context); return &r300->context; }