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TIC-80-guile
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This commit is contained in:
BADIM-PC\Vadim 2018-02-22 10:31:39 +03:00
parent 95fe3d3b98
commit ef41d6ec40
2 changed files with 7 additions and 11 deletions
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1
src/ext/shader/common.vert
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@ -1,6 +1,5 @@
CODE(
#version 100\n
precision highp float;
precision mediump int;

17
src/ext/shader/crt-lottes.frag
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@ -1,16 +1,13 @@
CODE(
#version 100\n
precision highp float;
precision mediump int;
varying vec2 texCoord;
//vec4 fragColor;
uniform sampler2D tex;
uniform float trg_w;
uniform float trg_h;
// Emulated input resolution.
vec2 res=vec2(256.0,144.0);
@ -51,7 +48,7 @@ vec3 ToSrgb(vec3 c){return vec3(ToSrgb1(c.r),ToSrgb1(c.g),ToSrgb1(c.b));}
// Also zero's off screen.
vec3 Fetch(vec2 pos,vec2 off){
pos=(floor(pos*res+off)+vec2(0.5,0.5))/res;
return ToLinear(1.2 * texture2D(tex,pos.xy,-16.0).rgb);} //vec2???
return ToLinear(1.2 * texture2D(tex,pos.xy,-16.0).rgb);}
// Distance in emulated pixels to nearest texel.
vec2 Dist(vec2 pos){pos=pos*res;return -((pos-floor(pos))-vec2(0.5));}
@ -124,10 +121,10 @@ vec3 Mask(vec2 pos){
void main()
{
vec2 pos = gl_FragCoord.xy/trg.xy;
hardScan=-12.0;
// maskDark=maskLight;
vec2 pos=Warp(gl_FragCoord.xy/trg);
vec4 fragColor;
fragColor.rgb=Tri(vec2(pos.s, 1.0 - pos.t))*Mask(gl_FragCoord.xy);
fragColor.a=1.0;
gl_FragColor = vec4(ToSrgb(fragColor.rgb), fragColor.a);
pos=Warp(gl_FragCoord.xy/trg.xy);
gl_FragColor.rgb=Tri(vec2(pos.s, 1.0 - pos.t))*Mask(gl_FragCoord.xy);
gl_FragColor = vec4(ToSrgb(gl_FragColor.rgb), 1.0);
})