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/*
* Copyright (c) 2012-2015 Etnaviv Project
*
* 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, 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 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:
* Wladimir J. van der Laan <laanwj@gmail.com>
*/
#ifndef H_ETNAVIV_SHADER
#define H_ETNAVIV_SHADER
#include "pipe/p_state.h"
struct etna_context;
struct etna_shader_variant;
struct nir_shader;
struct etna_shader_key
{
union {
struct {
/*
* Combined Vertex/Fragment shader parameters:
*/
/* do we need to swap rb in frag color? */
unsigned frag_rb_swap : 1;
};
uint32_t global;
};
};
static inline bool
etna_shader_key_equal(struct etna_shader_key *a, struct etna_shader_key *b)
{
STATIC_ASSERT(sizeof(struct etna_shader_key) <= sizeof(a->global));
return a->global == b->global;
}
struct etna_shader {
/* shader id (for debug): */
uint32_t id;
uint32_t variant_count;
struct tgsi_token *tokens;
struct nir_shader *nir;
const struct etna_specs *specs;
struct etna_shader_variant *variants;
};
bool
etna_shader_link(struct etna_context *ctx);
bool
etna_shader_update_vertex(struct etna_context *ctx);
struct etna_shader_variant *
etna_shader_variant(struct etna_shader *shader, struct etna_shader_key key,
struct pipe_debug_callback *debug);
void
etna_shader_init(struct pipe_context *pctx);
#endif
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