/* Snowstorm - Particle effects in C
 *
 * Copyright (c) 2021 Evan Hemsley
 *
 * This software is provided 'as-is', without any express or implied warranty.
 * In no event will the authors be held liable for any damages arising from
 * the use of this software.
 *
 * Permission is granted to anyone to use this software for any purpose,
 * including commercial applications, and to alter it and redistribute it
 * freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you must not
 * claim that you wrote the original software. If you use this software in a
 * product, an acknowledgment in the product documentation would be
 * appreciated but is not required.
 *
 * 2. Altered source versions must be plainly marked as such, and must not be
 * misrepresented as being the original software.
 *
 * 3. This notice may not be removed or altered from any source distribution.
 *
 * Evan "cosmonaut" Hemsley <evan@moonside.games>
 *
 */

#ifndef SNOWSTORM_H
#define SNOWSTORM_H

#include <math.h>
#include <stdbool.h>
#include <stdint.h>

#ifdef _WIN32
#define SNOWSTORMAPI __declspec(dllexport)
#define SNOWSTORMCALL __cdecl
#else
#define SNOWSTORMAPI
#define SNOWSTORMCALL
#endif

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

/* Version API */

#define SNOWSTORM_ABI_VERSION	 0
#define SNOWSTORM_MAJOR_VERSION   0
#define SNOWSTORM_MINOR_VERSION	1
#define SNOWSTORM_PATCH_VERSION	0
#define SNOWSTORM_COMPILED_VERSION ( \
	(SNOWSTORM_ABI_VERSION * 100 * 100 * 100) + \
	(SNOWSTORM_MAJOR_VERSION * 100 * 100) + \
	(SNOWSTORM_MINOR_VERSION * 100) + \
	(SNOWSTORM_PATCH_VERSION) \
)

SNOWSTORMAPI void Snowstorm_Init();
SNOWSTORMAPI double Snowstorm_Create(double particleSize, double leftBound, double topBound, double rightBound, double bottomBound);

SNOWSTORMAPI void Snowstorm_SetUVCount(double contextId, double count);
/* i split these up because game maker cant have more than 4 arguments with different types lol */
SNOWSTORMAPI void Snowstorm_SetLeftTopUV(double contextId, double index, double left, double top);
SNOWSTORMAPI void Snowstorm_SetRightBottomUV(double contextId, double index, double right, double bottom);

SNOWSTORMAPI void Snowstorm_Update(double contextId);
SNOWSTORMAPI void Snowstorm_ApplyWind(double contextId, double xSpeed, double ySpeed);
SNOWSTORMAPI void Snowstorm_ApplyChaos(double contextId, double directionChaos, double speedChaos);
SNOWSTORMAPI void Snowstorm_SetParticles(double contextId, double count);

SNOWSTORMAPI void Snowstorm_SetBufferAddress(double contextId, const char* bufferId);

SNOWSTORMAPI double Snowstorm_RequiredSnowBufferSize(double contextId);
SNOWSTORMAPI double Snowstorm_FillSnowBuffer(double contextId, double red, double green, double blue);

SNOWSTORMAPI void Snowstorm_Destroy(double contextId);

#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* SNOWSTORM_H */