| /* |
| * 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; |
| /* do we need to invert front facing value? */ |
| unsigned front_ccw : 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 |