/*
 * Copyright 2018 GoPro Inc.
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

#ifndef PROGRAM_H
#define PROGRAM_H

#include "glincludes.h"
#include "hmap.h"

#define MAX_ID_LEN 128

struct uniformprograminfo {
    GLint location;
    GLint size;
    int type;
    int binding;
};

struct attributeprograminfo {
    GLint location;
    GLint size;
    int type;
};

struct blockprograminfo {
    GLint binding;
    int type;
};

enum {
    NGLI_PROGRAM_SHADER_VERT,
    NGLI_PROGRAM_SHADER_FRAG,
    NGLI_PROGRAM_SHADER_COMP,
    NGLI_PROGRAM_SHADER_NB
};

struct program {
    struct ngl_ctx *ctx;
    struct hmap *uniforms;
    struct hmap *attributes;
    struct hmap *buffer_blocks;

    GLuint id;
};

int ngli_program_init(struct program *s, struct ngl_ctx *ctx, const char *vertex, const char *fragment, const char *compute);
void ngli_program_reset(struct program *s);

#endif
