mirror of
https://github.com/scratchfoundation/bgfx.git
synced 2024-11-29 19:15:37 -05:00
42 lines
936 B
Scala
42 lines
936 B
Scala
$input v_texcoord0, v_texcoord1, v_texcoord2, v_texcoord3, v_texcoord4
|
|
|
|
/*
|
|
* Copyright 2011-2015 Branimir Karadzic. All rights reserved.
|
|
* License: http://www.opensource.org/licenses/BSD-2-Clause
|
|
*/
|
|
|
|
#include "common.sh"
|
|
|
|
SAMPLER2D(s_texColor, 0);
|
|
SAMPLER2D(s_texLum, 1);
|
|
SAMPLER2D(s_texBlur, 2);
|
|
|
|
void main()
|
|
{
|
|
vec3 rgb = decodeRGBE8(texture2D(s_texColor, v_texcoord0) );
|
|
float lum = clamp(decodeRE8(texture2D(s_texLum, v_texcoord0) ), 0.1, 0.7);
|
|
|
|
vec3 Yxy = convertRGB2Yxy(rgb);
|
|
|
|
float middleGray = u_tonemap.x;
|
|
float whiteSqr = u_tonemap.y;
|
|
float treshold = u_tonemap.z;
|
|
float offset = u_tonemap.w;
|
|
|
|
float lp = Yxy.x * middleGray / (lum + 0.0001);
|
|
Yxy.x = reinhard2(lp, whiteSqr);
|
|
|
|
rgb = convertYxy2RGB(Yxy);
|
|
|
|
vec4 blur = blur9(s_texBlur
|
|
, v_texcoord0
|
|
, v_texcoord1
|
|
, v_texcoord2
|
|
, v_texcoord3
|
|
, v_texcoord4
|
|
);
|
|
|
|
rgb += 0.6 * blur.xyz;
|
|
|
|
gl_FragColor = toGamma(vec4(rgb, 1.0) );
|
|
}
|