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added rgbe_to_srgb method to Image

This commit is contained in:
karroffel 2018-05-30 21:14:07 +02:00
parent 28fa82c2de
commit 130bf14ac8
2 changed files with 33 additions and 0 deletions
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32
core/image.cpp
View File

@ -2301,6 +2301,7 @@ void Image::_bind_methods() {
ClassDB::bind_method(D_METHOD("premultiply_alpha"), &Image::premultiply_alpha);
ClassDB::bind_method(D_METHOD("srgb_to_linear"), &Image::srgb_to_linear);
ClassDB::bind_method(D_METHOD("normalmap_to_xy"), &Image::normalmap_to_xy);
ClassDB::bind_method(D_METHOD("rgbe_to_srgb"), &Image::rgbe_to_srgb);
ClassDB::bind_method(D_METHOD("bumpmap_to_normalmap", "bump_scale"), &Image::bumpmap_to_normalmap, DEFVAL(1.0));
ClassDB::bind_method(D_METHOD("blit_rect", "src", "src_rect", "dst"), &Image::blit_rect);
@ -2412,6 +2413,37 @@ void Image::normalmap_to_xy() {
convert(Image::FORMAT_LA8);
}
Ref<Image> Image::rgbe_to_srgb() {
if (data.size() == 0)
return Ref<Image>();
ERR_FAIL_COND_V(format != FORMAT_RGBE9995, Ref<Image>());
Ref<Image> new_image;
new_image.instance();
new_image->create(width, height, 0, Image::FORMAT_RGB8);
lock();
new_image->lock();
for (int row = 0; row < height; row++) {
for (int col = 0; col < width; col++) {
new_image->set_pixel(col, row, get_pixel(col, row).to_srgb());
}
}
unlock();
new_image->unlock();
if (has_mipmaps()) {
new_image->generate_mipmaps();
}
return new_image;
}
void Image::bumpmap_to_normalmap(float bump_scale) {
ERR_FAIL_COND(!_can_modify(format));
convert(Image::FORMAT_RF);

1
core/image.h
View File

@ -284,6 +284,7 @@ public:
void premultiply_alpha();
void srgb_to_linear();
void normalmap_to_xy();
Ref<Image> rgbe_to_srgb();
void bumpmap_to_normalmap(float bump_scale = 1.0);
void blit_rect(const Ref<Image> &p_src, const Rect2 &p_src_rect, const Point2 &p_dest);