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/*
* Copyright (C) 2018-2020 - Vito Caputo - <vcaputo@pengaru.com>
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 3 as published
* by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _SHADER_NODE_H
#define _SHADER_NODE_H
typedef struct shader_t shader_t;
typedef struct stage_t stage_t;
typedef struct stage_conf_t stage_conf_t;
typedef struct m4f_t m4f_t;
typedef void (shader_node_uniforms_func_t)(void *uniforms_ctxt, void *render_ctxt, unsigned n_uniforms, const int *uniforms, const m4f_t *transform, float alpha);
typedef struct shader_conf_t {
shader_t *shader;
const m4f_t *transform;
shader_node_uniforms_func_t *uniforms_func;
void *uniforms_ctxt;
} shader_conf_t;
typedef struct shader_src_conf_t {
const char *vs_src, *fs_src;
const m4f_t *transform;
shader_node_uniforms_func_t *uniforms_func;
void *uniforms_ctxt;
unsigned n_uniforms;
const char **uniforms;
} shader_src_conf_t;
stage_t * shader_node_new_shaderv(const stage_conf_t *conf, unsigned n_shader_confs, const shader_conf_t *shader_confs, unsigned *index_ptr);
stage_t * shader_node_new_shader(const stage_conf_t *conf, const shader_conf_t *shader_conf);
stage_t * shader_node_new_srcv(const stage_conf_t *conf, unsigned n_shader_src_confs, const shader_src_conf_t *shader_src_conf, unsigned *index_ptr);
stage_t * shader_node_new_src(const stage_conf_t *conf, const shader_src_conf_t *shader_src_conf);
#endif
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