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more compatible shader

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This commit is contained in:
minjaesong
2017-07-23 18:23:53 +09:00
parent a3a5b7ff57
commit ca6b74199d
3 changed files with 54 additions and 112 deletions
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50
assets/4096_bayer_skyboxfill.frag
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@@ -1,3 +1,6 @@
#version 120
varying vec4 v_color;
varying vec2 v_texCoords;
uniform sampler2D u_texture;
@@ -15,34 +18,35 @@ uniform float gcount = 64.0; // using 64: has less banding and most monitors are
uniform float bcount = 64.0;
int bayer[7][7] = {
{32,42,10,27,37,5,15},
{1,18,28,45,13,23,40},
{26,36,4,14,31,48,9},
{44,12,22,39,0,17,34},
{20,30,47,8,25,35,3},
{38,6,16,33,43,11,21},
{7,24,41,2,19,29,46}
}; // I kind of accidentally create it...
float bayerSize = 7.0;
/*int bayer[7 * 7] = int[](
32,42,10,27,37,5,15,
1,18,28,45,13,23,40,
26,36,4,14,31,48,9,
44,12,22,39,0,17,34,
20,30,47,8,25,35,3,
38,6,16,33,43,11,21,
7,24,41,2,19,29,46
); // I kind of accidentally create it...
float bayerSize = 7.0;*/
/*int bayer[9][9] = {
{50,71,2,23,44,56,77,17,29},
{72,12,33,45,66,6,18,39,60},
{22,43,55,76,16,28,49,70,1},
{53,65,5,26,38,59,80,11,32},
{75,15,27,48,69,0,21,42,54},
{25,37,58,79,10,31,52,64,4},
{47,68,8,20,41,62,74,14,35},
{78,9,30,51,63,3,24,36,57},
{19,40,61,73,13,34,46,67,7}
};
float bayerSize = 9.0;*/
int bayer[9 * 9] = int[](
50,71,2,23,44,56,77,17,29,
72,12,33,45,66,6,18,39,60,
22,43,55,76,16,28,49,70,1,
53,65,5,26,38,59,80,11,32,
75,15,27,48,69,0,21,42,54,
25,37,58,79,10,31,52,64,4,
47,68,8,20,41,62,74,14,35,
78,9,30,51,63,3,24,36,57,
19,40,61,73,13,34,46,67,7
); // I kind of accidentally create it...
float bayerSize = 9.0;
float bayerDivider = bayerSize * bayerSize;
vec4 nearestColour(vec4 incolor) {
vec4 rgbaCounts = vec4(rcount, gcount, bcount, 1.0);
@@ -71,7 +75,7 @@ void main(void) {
vec2 entry = mod(gl_FragCoord.xy, vec2(bayerSize, bayerSize));
gl_FragColor = nearestColour(inColor + spread * (bayer[int(entry.y)][int(entry.x)] / bayerDivider - 0.5));
gl_FragColor = nearestColour(inColor + spread * (bayer[int(entry.y) * int(bayerSize) + int(entry.x)] / bayerDivider - 0.5));
}
/*