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/*
* Copyright © 2017 Intel Corporation
*
* 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 <stdio.h>
#include <errno.h>
#include "pipe/p_defines.h"
#include "pipe/p_state.h"
#include "pipe/p_context.h"
#include "pipe/p_screen.h"
#include "util/u_inlines.h"
#include "util/u_format.h"
#include "util/u_upload_mgr.h"
#include "util/ralloc.h"
#include "iris_context.h"
#include "iris_resource.h"
#include "iris_screen.h"
#include "intel/compiler/brw_compiler.h"
static void
iris_clear(struct pipe_context *ctx,
unsigned buffers,
const union pipe_color_union *p_color,
double depth,
unsigned stencil)
{
struct iris_context *ice = (void *) ctx;
assert(buffers != 0);
struct iris_batch *batch = &ice->render_batch;
iris_batch_maybe_flush(batch, 1500);
struct blorp_batch blorp_batch;
blorp_batch_init(&ice->blorp, &blorp_batch, batch, 0);
if (buffers & PIPE_CLEAR_DEPTHSTENCIL) {
fprintf(stderr, "XXX: depth/stencil clears not implemented\n");
}
if (buffers & PIPE_CLEAR_COLOR) {
struct pipe_framebuffer_state *cso_fb = &ice->state.framebuffer;
/* pipe_color_union and isl_color_value are interchangeable */
union isl_color_value *clear_color = (void *) p_color;
bool color_write_disable[4] = { false, false, false, false };
for (unsigned i = 0; i < cso_fb->nr_cbufs; i++) {
if (buffers & (PIPE_CLEAR_COLOR0 << i)) {
struct pipe_surface *psurf = cso_fb->cbufs[i];
struct iris_surface *isurf = (void *) psurf;
struct blorp_surf surf;
iris_blorp_surf_for_resource(&surf, psurf->texture,
ISL_AUX_USAGE_NONE, true);
blorp_clear(&blorp_batch, &surf, isurf->view.format,
ISL_SWIZZLE_IDENTITY,
psurf->u.tex.level, psurf->u.tex.first_layer,
psurf->u.tex.last_layer - psurf->u.tex.first_layer + 1,
0, 0, psurf->width, psurf->height,
*clear_color, color_write_disable);
}
}
}
blorp_batch_finish(&blorp_batch);
}
static void
iris_clear_render_target(struct pipe_context *ctx,
struct pipe_surface *dst,
const union pipe_color_union *color,
unsigned dst_x, unsigned dst_y,
unsigned width, unsigned height,
bool render_condition_enabled)
{
fprintf(stderr, "XXX: iris_clear_render_target\n");
}
static void
iris_clear_depth_stencil(struct pipe_context *ctx,
struct pipe_surface *dst,
unsigned clear_flags,
double depth,
unsigned stencil,
unsigned dst_x, unsigned dst_y,
unsigned width, unsigned height,
bool render_condition_enabled)
{
fprintf(stderr, "XXX: iris_clear_depth_stencil\n");
}
void
iris_init_clear_functions(struct pipe_context *ctx)
{
ctx->clear = iris_clear;
ctx->clear_render_target = iris_clear_render_target;
ctx->clear_depth_stencil = iris_clear_depth_stencil;
}
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