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/**************************************************************************
*
* Copyright (C) 2014 Red Hat 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.
*
**************************************************************************/
#ifndef VREND_SHADER_H
#define VREND_SHADER_H
#include "pipe/p_state.h"
/* need to store patching info for interpolation */
struct vrend_interp_info {
int semantic_name;
int semantic_index;
int interpolate;
};
struct vrend_sampler_array {
int first;
int last;
int idx;
int sview_type;
int sview_rtype;
};
struct vrend_shader_info {
uint32_t samplers_used_mask;
int num_consts;
int num_inputs;
int num_interps;
int num_outputs;
int num_ubos;
bool ubo_indirect;
int num_ucp;
int glsl_ver;
uint8_t num_pervertex_clip;
uint32_t shadow_samp_mask;
int gs_out_prim;
uint32_t attrib_input_mask;
struct vrend_sampler_array *sampler_arrays;
int num_sampler_arrays;
struct pipe_stream_output_info so_info;
struct vrend_interp_info *interpinfo;
char **so_names;
};
struct vrend_shader_key {
uint32_t coord_replace;
bool invert_fs_origin;
bool pstipple_tex;
bool add_alpha_test;
bool color_two_side;
uint8_t alpha_test;
uint8_t clip_plane_enable;
bool gs_present;
bool tcs_present;
bool tes_present;
bool flatshade;
bool vs_has_pervertex;
uint8_t vs_pervertex_num_clip;
float alpha_ref_val;
uint32_t cbufs_are_a8_bitmask;
};
struct vrend_shader_cfg {
int glsl_version;
bool use_core_profile;
bool use_explicit_locations;
};
bool vrend_patch_vertex_shader_interpolants(char *program,
struct vrend_shader_info *vs_info,
struct vrend_shader_info *fs_info,
const char *oprefix, bool flatshade);
char *vrend_convert_shader(struct vrend_shader_cfg *cfg,
const struct tgsi_token *tokens,
struct vrend_shader_key *key,
struct vrend_shader_info *sinfo);
const char *vrend_shader_samplertypeconv(int sampler_type, int *is_shad);
int shader_lookup_sampler_array(struct vrend_shader_info *sinfo, int index);
#endif
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