Added new image functions

- Added: ImageAlphaClear()
- Added: ImageAlphaPremultiply()
- Reorganized some functions

1 files changed, 4 insertions, 2 deletions

diff --git a/src/raylib.h b/src/raylib.h
index c44653e8..b482ab3b 100644
--- a/src/raylib.h
+++ b/src/raylib.h
@@ -876,14 +876,16 @@ RLAPI void UpdateTexture(Texture2D texture, const void *pixels);
 RLAPI void SaveImageAs(const char *fileName, Image image);                                               // Save image to a PNG file
 
 // Image manipulation functions
+RLAPI Image ImageCopy(Image image);                                                                      // Create an image duplicate (useful for transformations)
 RLAPI void ImageToPOT(Image *image, Color fillColor);                                                    // Convert image to POT (power-of-two)
 RLAPI void ImageFormat(Image *image, int newFormat);                                                     // Convert image data to desired format
 RLAPI void ImageAlphaMask(Image *image, Image alphaMask);                                                // Apply alpha mask to image
-RLAPI void ImageDither(Image *image, int rBpp, int gBpp, int bBpp, int aBpp);                            // Dither image data to 16bpp or lower (Floyd-Steinberg dithering)
-RLAPI Image ImageCopy(Image image);                                                                      // Create an image duplicate (useful for transformations)
+RLAPI void ImageAlphaClear(Image *image, Color color, float threshold);                                  // Clear alpha channel to desired color
+RLAPI void ImageAlphaPremultiply(Image *image);                                                          // Premultiply alpha channel
 RLAPI void ImageCrop(Image *image, Rectangle crop);                                                      // Crop an image to a defined rectangle
 RLAPI void ImageResize(Image *image, int newWidth, int newHeight);                                       // Resize and image (bilinear filtering)
 RLAPI void ImageResizeNN(Image *image,int newWidth,int newHeight);                                       // Resize and image (Nearest-Neighbor scaling algorithm)
+RLAPI void ImageDither(Image *image, int rBpp, int gBpp, int bBpp, int aBpp);                            // Dither image data to 16bpp or lower (Floyd-Steinberg dithering)
 RLAPI Image ImageText(const char *text, int fontSize, Color color);                                      // Create an image from text (default font)
 RLAPI Image ImageTextEx(SpriteFont font, const char *text, float fontSize, int spacing, Color tint);     // Create an image from text (custom sprite font)
 RLAPI void ImageDraw(Image *dst, Image src, Rectangle srcRec, Rectangle dstRec);                         // Draw a source image within a destination image