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Use cluster fit at higher quality levels

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This commit is contained in:
elasota
2018-08-22 12:05:25 -04:00
parent 334acc017f
commit 4cd866685e
4 changed files with 13 additions and 7 deletions
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8
modules/squish/image_compress_squish.cpp
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@ -75,7 +75,7 @@ void image_decompress_squish(Image *p_image) {
p_image->create(p_image->get_width(), p_image->get_height(), p_image->has_mipmaps(), target_format, data);
}
void image_compress_squish(Image *p_image, Image::CompressSource p_source) {
void image_compress_squish(Image *p_image, float p_lossy_quality, Image::CompressSource p_source) {
if (p_image->get_format() >= Image::FORMAT_DXT1)
return; //do not compress, already compressed
@ -86,6 +86,12 @@ void image_compress_squish(Image *p_image, Image::CompressSource p_source) {
if (p_image->get_format() <= Image::FORMAT_RGBA8) {
int squish_comp = squish::kColourRangeFit;
if (p_lossy_quality > 0.85)
squish_comp = squish::kColourIterativeClusterFit;
else if (p_lossy_quality > 0.75)
squish_comp = squish::kColourClusterFit;
Image::Format target_format = Image::FORMAT_RGBA8;
Image::DetectChannels dc = p_image->get_detected_channels();

2
modules/squish/image_compress_squish.h
View File

@ -33,7 +33,7 @@
#include "image.h"
void image_compress_squish(Image *p_image, Image::CompressSource p_source);
void image_compress_squish(Image *p_image, float p_lossy_quality, Image::CompressSource p_source);
void image_decompress_squish(Image *p_image);
#endif // IMAGE_COMPRESS_SQUISH_H