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/*
* Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
*
* 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 "util/u_upload_mgr.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_screen_buffer.h"
#include "r300_state_invariant.h"
#include "r300_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->resource_destroy(context->screen, 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);
}
u_upload_destroy(r300->upload_vb);
u_upload_destroy(r300->upload_ib);
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->vap_output_state.state);
FREE(r300->viewport_state.state);
FREE(r300->ztop_state.state);
FREE(r300->fs_constants.state);
FREE(r300->vs_constants.state);
FREE(r300);
}
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->caps.is_r500;
boolean has_tcl = r300->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(query_start, 4);
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(vs_constants, 0);
R300_INIT_ATOM(texture_cache_inval, 2);
R300_INIT_ATOM(textures_state, 0);
R300_INIT_ATOM(fs, 0);
R300_INIT_ATOM(fs_rc_constant_state, 0);
R300_INIT_ATOM(fs_constants, 0);
/* Replace emission functions for r500. */
if (r300->screen->caps.is_r500) {
r300->fs.emit = r500_emit_fs;
r300->fs_rc_constant_state.emit = r500_emit_fs_rc_constant_state;
r300->fs_constants.emit = r500_emit_fs_constants;
}
/* 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->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);
r300->fs_constants.state = CALLOC_STRUCT(r300_constant_buffer);
r300->vs_constants.state = CALLOC_STRUCT(r300_constant_buffer);
}
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 r300_winsys_screen *rws = r300screen->rws;
if (!r300)
return NULL;
r300->rws = rws;
r300->screen = r300screen;
r300->context.winsys = (struct pipe_winsys*)rws;
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;
if (r300screen->caps.is_r500) {
r300->emit_draw_arrays_immediate = r500_emit_draw_arrays_immediate;
r300->emit_draw_arrays = r500_emit_draw_arrays;
r300->emit_draw_elements = r500_emit_draw_elements;
} else {
r300->emit_draw_arrays_immediate = r300_emit_draw_arrays_immediate;
r300->emit_draw_arrays = r300_emit_draw_arrays;
r300->emit_draw_elements = r300_emit_draw_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_setup_atoms(r300);
/* Open up the OQ BO. */
r300->oqbo = pipe_buffer_create(screen,
R300_BIND_OQBO, 4096);
make_empty_list(&r300->query_list);
r300_init_flush_functions(r300);
r300_init_query_functions(r300);
r300_init_state_functions(r300);
r300_init_resource_functions(r300);
r300->invariant_state.dirty = TRUE;
rws->set_flush_cb(r300->rws, r300_flush_cb, r300);
r300->dirty_hw++;
r300->blitter = util_blitter_create(&r300->context);
r300->upload_ib = u_upload_create(&r300->context,
32 * 1024, 16,
PIPE_BIND_INDEX_BUFFER);
if (r300->upload_ib == NULL)
goto no_upload_ib;
r300->upload_vb = u_upload_create(&r300->context,
128 * 1024, 16,
PIPE_BIND_VERTEX_BUFFER);
if (r300->upload_vb == NULL)
goto no_upload_vb;
return &r300->context;
no_upload_ib:
u_upload_destroy(r300->upload_ib);
no_upload_vb:
FREE(r300);
return NULL;
}
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