mirror of
https://github.com/italicsjenga/slang-shaders.git
synced 2024-11-23 00:01:31 +11:00
17 lines
373 B
C
17 lines
373 B
C
|
#ifndef BRIGHT_CON
|
||
|
|
#define BRIGHT_CON
|
||
|
|
|
||
|
|
#pragma parameter ia_contrast "Contrast" 1.0 0.0 10.0 0.05
|
||
|
|
#pragma parameter ia_bright_boost "Brightness Boost" 0.0 -1.0 1.0 0.05
|
||
|
|
|
||
|
|
vec3 cntrst(vec3 in_col){
|
||
|
|
vec3 out_col = in_col - 0.5;
|
||
|
|
out_col *= ia_contrast;
|
||
|
|
out_col += 0.5;
|
||
|
|
out_col += ia_bright_boost;
|
||
|
|
out_col = clamp(out_col, 0.0, 1.0);
|
||
|
|
return out_col;
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|