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git-svn-id: svn://db.shs.com.ru/libs@661 a8b55f48-bf90-11e4-a774-851b48703e85

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Пелипенко Иван
2019-12-06 22:26:37 +00:00
parent 816c87d101
commit 1c73e79c65
11 changed files with 295 additions and 104 deletions
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16
qglengine/shaders/ds_tonemap.glsl
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@@ -7,26 +7,18 @@ void main(void) {
// frag //
uniform sampler2D tex_0, tex_sum;
uniform float exposure;
uniform sampler2D tex_0;
uniform float exposure, frame_max;
const vec3 luma = vec3(0.299, 0.587, 0.114);
void main(void) {
ivec2 tc = ivec2(gl_FragCoord.xy);
vec4 src = texelFetch(tex_0, tc, 0);
vec4 sum = texelFetch(tex_sum, ivec2(0,0), 0);
vec3 res = src.rgb;
float l = dot(res, luma);
float g = exposure / dot(sum.rgb, luma);
float l = dot(res, luma) * 0.75;
float g = exposure / frame_max;
res /= l;
//res = log(res + vec3(2.)) - log(vec3(2.));
//res = pow(res,vec3(1/2.2));
//l = pow(l,1/2.2);
l = 1 - exp(-l*g);
//l /= 100;
//res = pow(res,vec3(2.2));
//l = pow(l,2.2);
qgl_FragColor.rgb = res * l;
//qgl_FragColor.rgb = sum.rgb*10;
}