111 lines
2.6 KiB
C
111 lines
2.6 KiB
C
/* Cram - A texture packing system in C
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*
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* Copyright (c) 2022 Evan Hemsley
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*
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* This software is provided 'as-is', without any express or implied warranty.
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* In no event will the authors be held liable for any damages arising from
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* the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software in a
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* product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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*
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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*
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* 3. This notice may not be removed or altered from any source distribution.
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*
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* Evan "cosmonaut" Hemsley <evan@moonside.games>
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*
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*/
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#ifndef CRAM_H
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#define CRAM_H
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#ifdef _WIN32
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#define CRAMAPI __declspec(dllexport)
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#define CRAMCALL __cdecl
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#else
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#define CRAMAPI
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#define CRAMCALL
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#endif
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C"
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{
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#endif /* __cplusplus */
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#define CRAM_MAJOR_VERSION 0
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#define CRAM_MINOR_VERSION 1
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#define CRAM_PATCH_VERSION 0
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#define WELLSPRING_COMPILED_VERSION ( \
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(CRAM_MAJOR_VERSION * 100 * 100) + \
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(CRAM_MINOR_VERSION * 100) + \
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(CRAM_PATCH_VERSION) \
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)
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CRAMAPI uint32_t Cram_LinkedVersion(void);
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/* Type definitions */
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typedef struct Cram_Context Cram_Context;
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typedef struct Cram_ContextCreateInfo
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{
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const char *name;
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uint32_t maxDimension;
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uint32_t padding;
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uint8_t trim;
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} Cram_ContextCreateInfo;
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typedef struct Cram_ImageData
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{
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const char *path;
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uint32_t x;
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uint32_t y;
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uint32_t width;
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uint32_t height;
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uint32_t offsetX;
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uint32_t offsetY;
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uint32_t trimmedWidth;
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uint32_t trimmedHeight;
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} Cram_ImageData;
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typedef struct Cram_AtlasData
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{
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const char *name;
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uint32_t width;
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uint32_t height;
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Cram_ImageData *imageDatas;
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uint32_t imageDataCount;
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} Cram_AtlasData;
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/* API definition */
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CRAMAPI Cram_Context* Cram_Init(Cram_ContextCreateInfo *createInfo);
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CRAMAPI void Cram_AddFile(Cram_Context *context, const char *path);
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CRAMAPI int8_t Cram_Pack(Cram_Context *context);
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CRAMAPI void Cram_GetPixelData(Cram_Context *context, uint8_t **pPixelData, uint32_t *pWidth, uint32_t *pHeight);
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CRAMAPI void Cram_GetAtlasData(Cram_Context *context, Cram_AtlasData **pAtlasData);
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CRAMAPI void Cram_Destroy(Cram_Context *context);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* CRAM_H */
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