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Added: ImageResizeCanvas() -WIP-

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Added note idea on ImageFormat() for future redesign (to support
16bit-32bit pixel-formats)
This commit is contained in:
Ray
2018-06-01 00:53:40 +02:00
parent 129c890a28
commit 2536bea379
2 changed files with 18 additions and 2 deletions
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15
src/textures.c
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@ -664,6 +664,7 @@ void ImageFormat(Image *image, int newFormat)
if ((image->format < COMPRESSED_DXT1_RGB) && (newFormat < COMPRESSED_DXT1_RGB))
{
Color *pixels = GetImageData(*image);
//Vector4 *pixels = GetImageDataNormalized(*image); // TODO: Support 8->32bit channels
free(image->data); // WARNING! We loose mipmaps data --> Regenerated at the end...
image->data = NULL;
@ -1066,6 +1067,20 @@ void ImageResizeNN(Image *image,int newWidth,int newHeight)
free(pixels);
}
// Resize canvas, using anchor point and color filling
void ImageResizeCanvas(Image *image, int newWidth,int newHeight, int anchor, Color color)
{
Image imTemp = GenImageColor(newWidth, newHeight, color);
Rectangle rec = { 0, 0, image->width, image->height };
// TODO: consider anchor properly
ImageDraw(&imTemp, *image, rec, rec);
ImageFormat(&imTemp, image->format);
UnloadImage(*image);
*image = imTemp;
}
// Generate all mipmap levels for a provided image
// NOTE 1: Supports POT and NPOT images
// NOTE 2: image.data is scaled to include mipmap levels