/*
 * This file is part of vitaShaRK
 * Copyright 2017, 2018, 2019, 2020 Rinnegatamante
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation, version 3 of the License, or (at your
 * option) any later version.
 *
 * 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 _VITASHARK_H_
#define _VITASHARK_H_

#ifdef __cplusplus
extern "C" {
#endif

#include <vitasdk.h>

typedef enum shark_opt {
	SHARK_OPT_SLOW,      //!< Equivalent to O0
	SHARK_OPT_SAFE,      //!< Equivalent to O1
	SHARK_OPT_DEFAULT,   //!< Equivalent to O2
	SHARK_OPT_FAST,      //!< Equivalent to O3
	SHARK_OPT_UNSAFE     //!< Equivalent to Ofast
} shark_opt;

typedef enum shark_type {
	SHARK_VERTEX_SHADER,
	SHARK_FRAGMENT_SHADER
} shark_type;

typedef enum shark_log_level {
	SHARK_LOG_INFO,
	SHARK_LOG_WARNING,
	SHARK_LOG_ERROR
} shark_log_level;

typedef enum shark_warn_level {
	SHARK_WARN_SILENT,
	SHARK_WARN_LOW,
	SHARK_WARN_MEDIUM,
	SHARK_WARN_HIGH,
	SHARK_WARN_MAX
} shark_warn_level;

#define SHARK_DISABLE 0
#define SHARK_ENABLE  1

// Init/term routines
int shark_init(const char *path); //!< Initializes runtime shader compiler
void shark_end(); //!< Terminates runtime shader compiler and frees used memory

// Compiling routines
SceGxmProgram *shark_compile_shader_extended(const char *src, uint32_t *size, shark_type type, shark_opt opt, int32_t use_fastmath, int32_t use_fastprecision, int32_t use_fastint); //!< Compiles a shader with extended settings
SceGxmProgram *shark_compile_shader(const char *src, uint32_t *size, shark_type type); //!< Compiles a shader
void shark_clear_output(); //!< Clears output of a compilation attempt

// Logging routines
void shark_install_log_cb(void (*cb)(const char *msg, shark_log_level msg_level, int line)); //!< Installs a log function for info, warnings and errors
void shark_set_warnings_level(shark_warn_level level); //!< Sets warnings level for logging

#ifdef __cplusplus
}
#endif

#endif