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/****************************************************************************
* Copyright (C) 2015 Intel Corporation. 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, 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 (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 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.
***************************************************************************/
#ifndef SWR_CONTEXT_H
#define SWR_CONTEXT_H
#include "pipe/p_context.h"
#include "pipe/p_state.h"
#include "util/u_blitter.h"
#include "jit_api.h"
#include "swr_state.h"
#include <unordered_map>
#define SWR_NEW_BLEND (1 << 0)
#define SWR_NEW_RASTERIZER (1 << 1)
#define SWR_NEW_DEPTH_STENCIL_ALPHA (1 << 2)
#define SWR_NEW_SAMPLER (1 << 3)
#define SWR_NEW_SAMPLER_VIEW (1 << 4)
#define SWR_NEW_VS (1 << 5)
#define SWR_NEW_FS (1 << 6)
#define SWR_NEW_VSCONSTANTS (1 << 7)
#define SWR_NEW_FSCONSTANTS (1 << 8)
#define SWR_NEW_VERTEX (1 << 9)
#define SWR_NEW_STIPPLE (1 << 10)
#define SWR_NEW_SCISSOR (1 << 11)
#define SWR_NEW_VIEWPORT (1 << 12)
#define SWR_NEW_FRAMEBUFFER (1 << 13)
#define SWR_NEW_CLIP (1 << 14)
#define SWR_NEW_SO (1 << 15)
#define SWR_NEW_ALL 0x0000ffff
namespace std
{
template <> struct hash<BLEND_COMPILE_STATE> {
std::size_t operator()(const BLEND_COMPILE_STATE &k) const
{
return util_hash_crc32(&k, sizeof(k));
}
};
};
struct swr_jit_texture {
uint32_t width; // same as number of elements
uint32_t height;
uint32_t depth; // doubles as array size
uint32_t first_level;
uint32_t last_level;
const void *base_ptr;
uint32_t row_stride[PIPE_MAX_TEXTURE_LEVELS];
uint32_t img_stride[PIPE_MAX_TEXTURE_LEVELS];
uint32_t mip_offsets[PIPE_MAX_TEXTURE_LEVELS];
};
struct swr_jit_sampler {
float min_lod;
float max_lod;
float lod_bias;
float border_color[4];
};
struct swr_draw_context {
const float *constantVS[PIPE_MAX_CONSTANT_BUFFERS];
unsigned num_constantsVS[PIPE_MAX_CONSTANT_BUFFERS];
const float *constantFS[PIPE_MAX_CONSTANT_BUFFERS];
unsigned num_constantsFS[PIPE_MAX_CONSTANT_BUFFERS];
swr_jit_texture texturesVS[PIPE_MAX_SHADER_SAMPLER_VIEWS];
swr_jit_sampler samplersVS[PIPE_MAX_SAMPLERS];
swr_jit_texture texturesFS[PIPE_MAX_SHADER_SAMPLER_VIEWS];
swr_jit_sampler samplersFS[PIPE_MAX_SAMPLERS];
SWR_SURFACE_STATE renderTargets[SWR_NUM_ATTACHMENTS];
};
struct swr_context {
struct pipe_context pipe; /**< base class */
HANDLE swrContext;
/** Constant state objects */
struct swr_blend_state *blend;
struct pipe_sampler_state *samplers[PIPE_SHADER_TYPES][PIPE_MAX_SAMPLERS];
struct pipe_depth_stencil_alpha_state *depth_stencil;
struct pipe_rasterizer_state *rasterizer;
struct swr_vertex_shader *vs;
struct swr_fragment_shader *fs;
struct swr_vertex_element_state *velems;
/** Other rendering state */
struct pipe_blend_color blend_color;
struct pipe_stencil_ref stencil_ref;
struct pipe_clip_state clip;
struct pipe_constant_buffer
constants[PIPE_SHADER_TYPES][PIPE_MAX_CONSTANT_BUFFERS];
struct pipe_framebuffer_state framebuffer;
struct pipe_poly_stipple poly_stipple;
struct pipe_scissor_state scissor;
struct pipe_sampler_view *
sampler_views[PIPE_SHADER_TYPES][PIPE_MAX_SHADER_SAMPLER_VIEWS];
struct pipe_viewport_state viewport;
struct pipe_vertex_buffer vertex_buffer[PIPE_MAX_ATTRIBS];
struct pipe_index_buffer index_buffer;
struct blitter_context *blitter;
/** Conditional query object and mode */
struct pipe_query *render_cond_query;
uint render_cond_mode;
boolean render_cond_cond;
unsigned active_queries;
unsigned num_vertex_buffers;
unsigned num_samplers[PIPE_SHADER_TYPES];
unsigned num_sampler_views[PIPE_SHADER_TYPES];
unsigned sample_mask;
// streamout
pipe_stream_output_target *so_targets[MAX_SO_STREAMS];
uint32_t num_so_targets;
/* Temp storage for user_buffer constants */
struct swr_scratch_buffers *scratch;
// blend jit functions
std::unordered_map<BLEND_COMPILE_STATE, PFN_BLEND_JIT_FUNC> *blendJIT;
/* Derived SWR API DrawState */
struct swr_derived_state derived;
/* SWR private state - draw context */
struct swr_draw_context swrDC;
unsigned dirty; /**< Mask of SWR_NEW_x flags */
};
static INLINE struct swr_context *
swr_context(struct pipe_context *pipe)
{
return (struct swr_context *)pipe;
}
static INLINE void
swr_update_draw_context(struct swr_context *ctx)
{
swr_draw_context *pDC =
(swr_draw_context *)SwrGetPrivateContextState(ctx->swrContext);
memcpy(pDC, &ctx->swrDC, sizeof(swr_draw_context));
}
struct pipe_context *swr_create_context(struct pipe_screen *, void *priv, unsigned flags);
void swr_state_init(struct pipe_context *pipe);
void swr_clear_init(struct pipe_context *pipe);
void swr_draw_init(struct pipe_context *pipe);
void swr_finish(struct pipe_context *pipe);
#endif
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