GPU-like pixel conversion

Chlumsky · Chlumsky · commit 75813f37b391 · 2024-04-21T19:04:58.000+02:00
diff --git a/core/pixel-conversion.hpp b/core/pixel-conversion.hpp
@@ -6,7 +6,7 @@
 namespace msdfgen {
 
 inline byte pixelFloatToByte(float x) {
-    return byte(clamp(256.f*x, 255.f));
+    return byte(~int(255.5f-255.f*clamp(x)));
 }
 
 inline float pixelByteToFloat(byte x) {

Original file line number	Diff line number	Diff line change
`@@ -6,7 +6,7 @@`
`6`	`6`	`namespace msdfgen {`
`7`	`7`
`8`	`8`	`inline byte pixelFloatToByte(float x) {`
`9`		`- return byte(clamp(256.f*x, 255.f));`
	`9`	`+ return byte(~int(255.5f-255.f*clamp(x)));`
`10`	`10`	`}`
`11`	`11`
`12`	`12`	`inline float pixelByteToFloat(byte x) {`