/*
* Mesa 3-D graphics library
*
* Copyright (C) 2013 LunarG, Inc.
*
* 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, sublicense,
* 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 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 NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS 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.
*
* Authors:
* Chia-I Wu <olv@lunarg.com>
*/
#ifndef ILO_BLITTER_H
#define ILO_BLITTER_H
#include "ilo_common.h"
#include "ilo_state.h"
enum ilo_blitter_uses {
ILO_BLITTER_USE_DSA = 1 << 0,
ILO_BLITTER_USE_CC = 1 << 1,
ILO_BLITTER_USE_VIEWPORT = 1 << 2,
ILO_BLITTER_USE_FB_DEPTH = 1 << 3,
ILO_BLITTER_USE_FB_STENCIL = 1 << 4,
};
enum ilo_blitter_rectlist_op {
ILO_BLITTER_RECTLIST_CLEAR_ZS,
ILO_BLITTER_RECTLIST_RESOLVE_Z,
ILO_BLITTER_RECTLIST_RESOLVE_HIZ,
};
struct blitter_context;
struct pipe_resource;
struct pipe_surface;
struct ilo_context;
struct ilo_blitter {
struct ilo_context *ilo;
struct blitter_context *pipe_blitter;
/*
* A minimal context with the goal to send RECTLISTs down the pipeline.
*/
enum ilo_blitter_rectlist_op op;
uint32_t uses;
bool initialized;
float vertices[3][2];
struct ilo_ve_state ve;
struct pipe_draw_info draw;
struct ilo_viewport_cso viewport;
struct ilo_dsa_state dsa;
struct {
struct pipe_stencil_ref stencil_ref;
ubyte alpha_ref;
struct pipe_blend_color blend_color;
} cc;
uint32_t depth_clear_value;
struct {
struct ilo_surface_cso dst;
unsigned width, height;
unsigned num_samples;
} fb;
};
struct ilo_blitter *
ilo_blitter_create(struct ilo_context *ilo);
void
ilo_blitter_destroy(struct ilo_blitter *blitter);
bool
ilo_blitter_pipe_blit(struct ilo_blitter *blitter,
const struct pipe_blit_info *info);
bool
ilo_blitter_pipe_copy_resource(struct ilo_blitter *blitter,
struct pipe_resource *dst, unsigned dst_level,
unsigned dst_x, unsigned dst_y, unsigned dst_z,
struct pipe_resource *src, unsigned src_level,
const struct pipe_box *src_box);
bool
ilo_blitter_pipe_clear_rt(struct ilo_blitter *blitter,
struct pipe_surface *rt,
const union pipe_color_union *color,
unsigned x, unsigned y,
unsigned width, unsigned height);
bool
ilo_blitter_pipe_clear_zs(struct ilo_blitter *blitter,
struct pipe_surface *zs,
unsigned clear_flags,
double depth, unsigned stencil,
unsigned x, unsigned y,
unsigned width, unsigned height);
bool
ilo_blitter_pipe_clear_fb(struct ilo_blitter *blitter,
unsigned buffers,
const union pipe_color_union *color,
double depth, unsigned stencil);
bool
ilo_blitter_blt_copy_resource(struct ilo_blitter *blitter,
struct pipe_resource *dst, unsigned dst_level,
unsigned dst_x, unsigned dst_y, unsigned dst_z,
struct pipe_resource *src, unsigned src_level,
const struct pipe_box *src_box);
bool
ilo_blitter_blt_clear_rt(struct ilo_blitter *blitter,
struct pipe_surface *rt,
const union pipe_color_union *color,
unsigned x, unsigned y,
unsigned width, unsigned height);
bool
ilo_blitter_blt_clear_zs(struct ilo_blitter *blitter,
struct pipe_surface *zs,
unsigned clear_flags,
double depth, unsigned stencil,
unsigned x, unsigned y,
unsigned width, unsigned height);
bool
ilo_blitter_rectlist_clear_zs(struct ilo_blitter *blitter,
struct pipe_surface *zs,
unsigned clear_flags,
double depth, unsigned stencil);
void
ilo_blitter_rectlist_resolve_z(struct ilo_blitter *blitter,
struct pipe_resource *res,
unsigned level, unsigned slice);
void
ilo_blitter_rectlist_resolve_hiz(struct ilo_blitter *blitter,
struct pipe_resource *res,
unsigned level, unsigned slice);
#endif /* ILO_BLITTER_H */