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Image: Fix normalization of mipmaps for half and float formats

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This commit is contained in:
BlueCube3310
2025-09-07 19:13:53 +02:00
parent 9cd297b6f2
commit 4266a4e4eb
1 changed files with 8 additions and 0 deletions
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8
core/io/image.cpp
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@@ -4582,7 +4582,11 @@ void Image::renormalize_uint8(uint8_t *p_rgb) {
void Image::renormalize_float(float *p_rgb) {
Vector3 n(p_rgb[0], p_rgb[1], p_rgb[2]);
n *= 2.0;
n -= Vector3(1, 1, 1);
n.normalize();
n += Vector3(1, 1, 1);
n *= 0.5;
p_rgb[0] = n.x;
p_rgb[1] = n.y;
p_rgb[2] = n.z;
@@ -4590,7 +4594,11 @@ void Image::renormalize_float(float *p_rgb) {
void Image::renormalize_half(uint16_t *p_rgb) {
Vector3 n(Math::half_to_float(p_rgb[0]), Math::half_to_float(p_rgb[1]), Math::half_to_float(p_rgb[2]));
n *= 2.0;
n -= Vector3(1, 1, 1);
n.normalize();
n += Vector3(1, 1, 1);
n *= 0.5;
p_rgb[0] = Math::make_half_float(n.x);
p_rgb[1] = Math::make_half_float(n.y);
p_rgb[2] = Math::make_half_float(n.z);