forked from MoonsideGames/Refresh
92 lines
2.6 KiB
C
92 lines
2.6 KiB
C
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/* Refresh - XNA-inspired 3D Graphics Library with modern capabilities
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*
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* Copyright (c) 2020 Ethan Lee and 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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* Ethan "flibitijibibo" Lee <flibitijibibo@flibitijibibo.com>
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* Evan "cosmonaut" Hemsley <evan@moonside.games>
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*
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* This source file is heavily borrowed from FNA3D_Image.h and was originally
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* written by Ethan Lee.
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*/
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#ifndef REFRESH_IMAGE_H
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#define REFRESH_IMAGE_H
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#ifdef _WIN32
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#define REFRESHAPI __declspec(dllexport)
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#define REFRESHCALL __cdecl
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#else
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#define REFRESHAPI
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#define REFRESHCALL
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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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#endif /* __cplusplus */
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/* Decodes PNG data into raw RGBA8 texture data.
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*
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* w: Filled with the width of the image.
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* h: Filled with the height of the image.
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* numChannels: Filled with the number of channels in the image.
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*
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* Returns a block of memory suitable for use with REFRESH_SetTextureData2D.
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* Be sure to free the memory with REFRESH_Image_Free after use!
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*/
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REFRESHAPI uint8_t* REFRESH_Image_Load(
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char const *filename,
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int32_t *w,
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int32_t *h,
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int32_t *numChannels
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);
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/* Frees memory returned by REFRESH_Image_Load. (Do NOT free the memory yourself!)
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*
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* mem: A pointer previously returned by REFRESH_Image_Load.
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*/
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REFRESHAPI void REFRESH_Image_Free(uint8_t *mem);
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/* Image Write API */
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/* Encodes RGBA8 image data into PNG data.
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*
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* filename: The filename that the image will be written to.
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* w: The width of the PNG data.
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* h: The height of the PNG data.
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* data: The raw RGBA8 image data.
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*/
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REFRESHAPI void REFRESH_Image_SavePNG(
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char const *filename,
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int32_t w,
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int32_t h,
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uint8_t *data
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);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* REFRESH_IMAGE_H */
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/* vim: set noexpandtab shiftwidth=8 tabstop=8: */
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