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Improved data export capabilities!

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REVIEWED: ExportImage()
REVIEWED: ExportMesh()
ADDED: ExportWave()
REMOVED: Internal funcs: SavePNG(), SaveBMP()

NOTE: These changes break the API (parameters order)
This commit is contained in:
Ray
2018-09-17 16:56:02 +02:00
parent 3a1a489545
commit ec5c9686b3
10 changed files with 158 additions and 97 deletions
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28
src/textures.c
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@@ -19,6 +19,9 @@
* Selecte desired fileformats to be supported for image data loading. Some of those formats are
* supported by default, to remove support, just comment unrequired #define in this module
*
* #define SUPPORT_IMAGE_EXPORT
* Support image export in multiple file formats
*
* #define SUPPORT_IMAGE_MANIPULATION
* Support multiple image editing functions to scale, adjust colors, flip, draw on images, crop...
* If not defined only three image editing functions supported: ImageFormat(), ImageAlphaMask(), ImageToPOT()
@@ -103,6 +106,11 @@
// NOTE: Used to read image data (multiple formats support)
#endif
#if defined(SUPPORT_IMAGE_EXPORT)
#define STB_IMAGE_WRITE_IMPLEMENTATION
#include "external/stb_image_write.h" // Required for: stbi_write_bmp(), stbi_write_png()
#endif
#if defined(SUPPORT_IMAGE_MANIPULATION)
#define STB_IMAGE_RESIZE_IMPLEMENTATION
#include "external/stb_image_resize.h" // Required for: stbir_resize_uint8()
@@ -706,15 +714,25 @@ void UpdateTexture(Texture2D texture, const void *pixels)
rlUpdateTexture(texture.id, texture.width, texture.height, texture.format, pixels);
}
// Export image as a PNG file
void ExportImage(const char *fileName, Image image)
// Export image data to file
// NOTE: File format depends on fileName extension
void ExportImage(Image image, const char *fileName)
{
int success = 0;
// NOTE: Getting Color array as RGBA unsigned char values
unsigned char *imgData = (unsigned char *)GetImageData(image);
// NOTE: SavePNG() not supported by some platforms: PLATFORM_WEB, PLATFORM_ANDROID
SavePNG(fileName, imgData, image.width, image.height, 4);
if (IsFileExtension(fileName, ".png")) success = stbi_write_png(fileName, image.width, image.height, 4, imgData, image.width*4);
else if (IsFileExtension(fileName, ".bmp")) success = stbi_write_bmp(fileName, image.width, image.height, 4, imgData);
else if (IsFileExtension(fileName, ".tga")) success = stbi_write_tga(fileName, image.width, image.height, 4, imgData);
else if (IsFileExtension(fileName, ".jpg")) success = stbi_write_jpg(fileName, image.width, image.height, 4, imgData, 80); // Between 1 and 100
else if (IsFileExtension(fileName, ".raw")) { } // TODO: Export raw pixel data
else if (IsFileExtension(fileName, ".h")) { } // TODO: Export pixel data as an array of bytes
if (success != 0) TraceLog(LOG_INFO, "Image exported successfully: %s", fileName);
else TraceLog(LOG_WARNING, "Image could not be exported.");
free(imgData);
}