update shaders

Author: lord-ruby

assets/shaders/astral.fs

@@ -164,9 +164,9 @@ vec4 HSVtoRGB(vec4 hsv) {
 
 float bitxor(float val1, float val2)
 {
-	float outp = 0;
-	for(int i = 1; i < 9; i++) outp += floor(mod(mod(floor(val1*pow(2,-i)),pow(2,i))+mod(floor(val2*pow(2,-i)),pow(2,i)),2))*pow(2,i);
-	return outp/256;
+	float outp = 0.;
+	for(float i = 1.; i < 9.; i++) outp += floor(mod(mod(floor(val1*pow(2.,-i)),pow(2.,i))+mod(floor(val2*pow(2.,-i)),pow(2.,i)),2.))*pow(2.,i);
+	return outp/256.;
 }
 
 float mod2(float val1, float mod1)
@@ -183,7 +183,7 @@ float rand(vec2 c){
 }
 
 float noise(vec2 p, float freq ){
-	float unit = 1/freq;
+	float unit = 1./freq;
 	vec2 ij = floor(p/unit);
 	vec2 xy = mod(p,unit)/unit;
 	//xy = 3.*xy*xy-2.*xy*xy*xy;
@@ -249,8 +249,8 @@ vec4 effect( vec4 colour, Image texture, vec2 texture_coords, vec2 screen_coords
 
     vec4 pixel = Texel(texture, texture_coords);
 
-    float cx = uv_scaled_centered.x * 1;
-    float cy = uv_scaled_centered.y * 1;
+    float cx = uv_scaled_centered.x * 1.;
+    float cy = uv_scaled_centered.y * 1.;
 
 
 
@@ -263,8 +263,8 @@ vec4 effect( vec4 colour, Image texture, vec2 texture_coords, vec2 screen_coords
 
     vec2 mouse_offset = (screen_coords.xy - mouse_screen_pos.xy)/screen_scale;
 
-    float scaled_uvy = (uv.y +mouse_offset.y -0.5)*5*1.338;
-    float scaled_uvx = (uv.x +mouse_offset.x -0.5)*5;
+    float scaled_uvy = (uv.y +mouse_offset.y -0.5)*5.*1.338;
+    float scaled_uvx = (uv.x +mouse_offset.x -0.5)*5.;
     float norm_uv = sqrt(scaled_uvx*scaled_uvx + scaled_uvy*scaled_uvy);
 
     pixel = vec4(pixel.rgb * 0.0 + tex.rgb * tex.a, pixel.a);
@@ -273,17 +273,17 @@ vec4 effect( vec4 colour, Image texture, vec2 texture_coords, vec2 screen_coords
     vec4 textp = RGB(hsl);
     tex.rgb = textp.rgb;
 
-	float stars = ((pNoise(uv*10 + t/15.0, 10)*pNoise(uv*10 + t/15.0, 10)+1.5)/1+0.15 + ((pNoise(uv*12 + t/15.0, 10)+1.2)/1+0.3))/2.2+0.05 + 0.007*norm_uv * 1.1;
+	float stars = ((pNoise(uv*10. + t/15.0, 10)*pNoise(uv*10. + t/15.0, 10)+1.5)/1.+0.15 + ((pNoise(uv*12. + t/15.0, 10)+1.2)/1.+0.3))/2.2+0.05 + 0.007*norm_uv * 1.1;
 
 	float clusters = (pNoise(uv*10.0-t/15.0, 10)+1.5)/1.5-0.25 + 0.007*norm_uv;
 
-	float super_clusters = (pNoise(uv/15.0, 10)+0.1)/2+0.3 - 0.008*norm_uv;
+	float super_clusters = (pNoise(uv/15.0, 10)+0.1)/2.+0.3 - 0.008*norm_uv;
 
     clusters *= clusters * clusters * clusters * 0.4;
     stars *= stars * stars;
     super_clusters *= super_clusters * super_clusters;
 
-	colour.rgb = vec3(0.6, 0.45, 1) * (((clusters + stars + super_clusters)+0.1)) * 0.285;
+	colour.rgb = vec3(0.6, 0.45, 1.) * (((clusters + stars + super_clusters)+0.1)) * 0.285;
 
 	return dissolve_mask(tex*colour, texture_coords, uv);
 }
@@ -299,6 +299,6 @@ vec4 position( mat4 transform_projection, vec4 vertex_position )
     float scale = 0.2*(-0.03 - 0.3*max(0., 0.3-mid_dist))
                 *hovering*(length(mouse_offset)*length(mouse_offset))/(2. -mid_dist);
 
-    return transform_projection * vertex_position + vec4(0,0,0,scale);
+    return transform_projection * vertex_position + vec4(0.,0.,0.,scale);
 }
 #endif

assets/shaders/blur.fs

@@ -179,6 +179,6 @@ vec4 position( mat4 transform_projection, vec4 vertex_position )
     float scale = 0.2*(-0.03 - 0.3*max(0., 0.3-mid_dist))
                 *hovering*(length(mouse_offset)*length(mouse_offset))/(2. -mid_dist);
 
-    return transform_projection * vertex_position + vec4(0,0,0,scale);
+    return transform_projection * vertex_position + vec4(0.,0.,0.,scale);
 }
 #endif

assets/shaders/glass.fs

@@ -104,6 +104,6 @@ vec4 position( mat4 transform_projection, vec4 vertex_position )
     float scale = 0.2*(-0.03 - 0.3*max(0., 0.3-mid_dist))
                 *hovering*(length(mouse_offset)*length(mouse_offset))/(2. -mid_dist);
 
-    return transform_projection * vertex_position + vec4(0,0,0,scale);
+    return transform_projection * vertex_position + vec4(0.,0.,0.,scale);
 }
 #endif

assets/shaders/glitched.fs

@@ -139,6 +139,6 @@ vec4 position( mat4 transform_projection, vec4 vertex_position )
     float scale = 0.2*(-0.03 - 0.3*max(0., 0.3-mid_dist))
                 *hovering*(length(mouse_offset)*length(mouse_offset))/(2. -mid_dist);
 
-    return transform_projection * vertex_position + vec4(0,0,0,scale);
+    return transform_projection * vertex_position + vec4(0.,0.,0.,scale);
 }
 #endif

assets/shaders/glitched_b.fs

@@ -0,0 +1,282 @@
+#if defined(VERTEX) || __VERSION__ > 100 || defined(GL_FRAGMENT_PRECISION_HIGH)
+	#define MY_HIGHP_OR_MEDIUMP highp
+#else
+	#define MY_HIGHP_OR_MEDIUMP mediump
+#endif
+
+extern MY_HIGHP_OR_MEDIUMP vec2 glitched_b;
+extern MY_HIGHP_OR_MEDIUMP number dissolve;
+extern MY_HIGHP_OR_MEDIUMP number time;
+extern MY_HIGHP_OR_MEDIUMP vec4 texture_details;
+extern MY_HIGHP_OR_MEDIUMP vec2 image_details;
+extern bool shadow;
+extern MY_HIGHP_OR_MEDIUMP vec4 burn_colour_1;
+extern MY_HIGHP_OR_MEDIUMP vec4 burn_colour_2;
+
+vec4 dissolve_mask(vec4 tex, vec2 texture_coords, vec2 uv)
+{
+    if (dissolve < 0.001) {
+        return vec4(shadow ? vec3(0.,0.,0.) : tex.xyz, shadow ? tex.a*0.3: tex.a);
+    }
+
+    float adjusted_dissolve = (dissolve*dissolve*(3.-2.*dissolve))*1.02 - 0.01; //Adjusting 0.0-1.0 to fall to -0.1 - 1.1 scale so the mask does not pause at extreme values
+
+	float t = time * 10.0 + 2003.;
+	vec2 floored_uv = (floor((uv*texture_details.ba)))/max(texture_details.b, texture_details.a);
+    vec2 uv_scaled_centered = (floored_uv - 0.5) * 2.3 * max(texture_details.b, texture_details.a);
+
+	vec2 field_part1 = uv_scaled_centered + 50.*vec2(sin(-t / 143.6340), cos(-t / 99.4324));
+	vec2 field_part2 = uv_scaled_centered + 50.*vec2(cos( t / 53.1532),  cos( t / 61.4532));
+	vec2 field_part3 = uv_scaled_centered + 50.*vec2(sin(-t / 87.53218), sin(-t / 49.0000));
+
+    float field = (1.+ (
+        cos(length(field_part1) / 19.483) + sin(length(field_part2) / 33.155) * cos(field_part2.y / 15.73) +
+        cos(length(field_part3) / 27.193) * sin(field_part3.x / 21.92) ))/2.;
+    vec2 borders = vec2(0.2, 0.8);
+
+    float res = (.5 + .5* cos( (adjusted_dissolve) / 82.612 + ( field + -.5 ) *3.14))
+    - (floored_uv.x > borders.y ? (floored_uv.x - borders.y)*(5. + 5.*dissolve) : 0.)*(dissolve)
+    - (floored_uv.y > borders.y ? (floored_uv.y - borders.y)*(5. + 5.*dissolve) : 0.)*(dissolve)
+    - (floored_uv.x < borders.x ? (borders.x - floored_uv.x)*(5. + 5.*dissolve) : 0.)*(dissolve)
+    - (floored_uv.y < borders.x ? (borders.x - floored_uv.y)*(5. + 5.*dissolve) : 0.)*(dissolve);
+
+    if (tex.a > 0.01 && burn_colour_1.a > 0.01 && !shadow && res < adjusted_dissolve + 0.8*(0.5-abs(adjusted_dissolve-0.5)) && res > adjusted_dissolve) {
+        if (!shadow && res < adjusted_dissolve + 0.5*(0.5-abs(adjusted_dissolve-0.5)) && res > adjusted_dissolve) {
+            tex.rgba = burn_colour_1.rgba;
+        } else if (burn_colour_2.a > 0.01) {
+            tex.rgba = burn_colour_2.rgba;
+        }
+    }
+
+    return vec4(shadow ? vec3(0.,0.,0.) : tex.xyz, res > adjusted_dissolve ? (shadow ? tex.a*0.3: tex.a) : .0);
+}
+
+number hue(number s, number t, number h)
+{
+	number hs = mod(h, 1.)*6.;
+	if (hs < 1.) return (t-s) * hs + s;
+	if (hs < 3.) return t;
+	if (hs < 4.) return (t-s) * (4.-hs) + s;
+	return s;
+}
+
+vec4 RGB(vec4 c)
+{
+	if (c.y < 0.0001)
+		return vec4(vec3(c.z), c.a);
+
+	number t = (c.z < .5) ? c.y*c.z + c.z : -c.y*c.z + (c.y+c.z);
+	number s = 2.0 * c.z - t;
+	return vec4(hue(s,t,c.x + 1./3.), hue(s,t,c.x), hue(s,t,c.x - 1./3.), c.w);
+}
+
+vec4 HSL(vec4 c)
+{
+	number low = min(c.r, min(c.g, c.b));
+	number high = max(c.r, max(c.g, c.b));
+	number delta = high - low;
+	number sum = high+low;
+
+	vec4 hsl = vec4(.0, .0, .5 * sum, c.a);
+	if (delta == .0)
+		return hsl;
+
+	hsl.y = (hsl.z < .5) ? delta / sum : delta / (2.0 - sum);
+
+	if (high == c.r)
+		hsl.x = (c.g - c.b) / delta;
+	else if (high == c.g)
+		hsl.x = (c.b - c.r) / delta + 2.0;
+	else
+		hsl.x = (c.r - c.g) / delta + 4.0;
+
+	hsl.x = mod(hsl.x / 6., 1.);
+	return hsl;
+}
+
+vec4 RGBtoHSV(vec4 rgb)
+{
+    vec4 hsv;
+    float minVal = min(min(rgb.r, rgb.g), rgb.b);
+    float maxVal = max(max(rgb.r, rgb.g), rgb.b);
+    float delta = maxVal - minVal;
+
+    // Value
+    hsv.z = maxVal;
+
+    // Saturation
+    if (maxVal != 0.0)
+        hsv.y = delta / maxVal;
+    else {
+        // r = g = b = 0, s = 0, v is undefined
+        hsv.y = 0.0;
+        hsv.x = -1.0;
+        return hsv;
+    }
+
+    // Hue
+    if (rgb.r == maxVal)
+        hsv.x = (rgb.g - rgb.b) / delta;      // between yellow & magenta
+    else if (rgb.g == maxVal)
+        hsv.x = 2.0 + (rgb.b - rgb.r) / delta;  // between cyan & yellow
+    else
+        hsv.x = 4.0 + (rgb.r - rgb.g) / delta;  // between magenta & cyan
+
+    hsv.x = hsv.x * (1.0 / 6.0);
+    if (hsv.x < 0.0)
+        hsv.x += 1.0;
+
+    // Alpha
+    hsv.w = rgb.a;
+
+    return hsv;
+}
+
+vec4 HSVtoRGB(vec4 hsv) {
+    vec4 rgb;
+
+    float h = hsv.x * 6.0;
+    float c = hsv.z * hsv.y;
+    float x = c * (1.0 - abs(mod(h, 2.0) - 1.0));
+    float m = hsv.z - c;
+
+    if (h < 1.0) {
+        rgb = vec4(c, x, 0.0, hsv.a);
+    } else if (h < 2.0) {
+        rgb = vec4(x, c, 0.0, hsv.a);
+    } else if (h < 3.0) {
+        rgb = vec4(0.0, c, x, hsv.a);
+    } else if (h < 4.0) {
+        rgb = vec4(0.0, x, c, hsv.a);
+    } else if (h < 5.0) {
+        rgb = vec4(x, 0.0, c, hsv.a);
+    } else {
+        rgb = vec4(c, 0.0, x, hsv.a);
+    }
+
+    rgb.rgb += m;
+
+    return rgb;
+}
+
+float bitxor(float val1, float val2)
+{
+	float outp = 0.;
+	for(float i = 1.; i < 9.; i++) outp += floor(mod(mod(floor(val1*pow(2.,-i)),pow(2.,i))+mod(floor(val2*pow(2.,-i)),pow(2.,i)),2.))*pow(2.,i);
+	return outp/256.;
+}
+
+float mod2(float val1, float mod1)
+{
+    val1 /= mod1;
+    val1 -= floor(val1);
+    return(mod1 * val1);
+}
+
+
+vec4 effect( vec4 colour, Image texture, vec2 texture_coords, vec2 screen_coords )
+{
+    vec4 tex = Texel(texture, texture_coords);
+	vec2 uv = (((texture_coords)*(image_details)) - texture_details.xy*texture_details.ba)/texture_details.ba;
+
+	// Dummy, doesn't do anything but at least it makes the shader useable
+    if (uv.x > uv.x * 2.){
+        uv = glitched_b;
+    }
+
+    float mod = glitched_b.r * 1.0;
+
+	number low = min(tex.r, min(tex.g, tex.b));
+    number high = max(tex.r, max(tex.g, tex.b));
+	number delta = high - low;
+
+	//vec4 hsl = HSL(vec4(tex.r, tex.g, tex.b, tex.a));
+
+	float t = glitched_b.y*2.221 + time;
+	vec2 floored_uv = (floor((uv*texture_details.ba)))/texture_details.ba;
+    vec2 uv_scaled_centered = (floored_uv - 0.5) * 50.;
+
+	vec2 field_part1 = uv_scaled_centered + 50.*vec2(sin(-t / 143.6340), cos(-t / 99.4324));
+	vec2 field_part2 = uv_scaled_centered + 50.*vec2(cos( t / 53.1532),  cos( t / 61.4532));
+	vec2 field_part3 = uv_scaled_centered + 50.*vec2(sin(-t / 87.53218), sin(-t / 49.0000));
+
+    float field = (1.+ (
+        cos(length(field_part1) / 19.483) + sin(length(field_part2) / 33.155) * cos(field_part2.y / 15.73) +
+        cos(length(field_part3) / 27.193) * sin(field_part3.x / 21.92) ))/2.;
+
+
+    vec4 pixel = Texel(texture, texture_coords);
+
+    float cx = uv_scaled_centered.x * 1.;
+    float cy = uv_scaled_centered.y * 1.;
+
+	float randnum = mod2(floor(4.*t), 256.)*mod2(floor(4.*t), 27.);
+	randnum = mod2(bitxor(pow(randnum, 3.) - randnum + 3., 7. + floor(randnum/11.)), 256.);
+	randnum = mod2(randnum*123.54,0.1)*10.;
+
+
+
+    vec4 hsl = HSL(vec4(tex.r, tex.g, tex.b, tex.a));
+
+    float xorscale = 10.;
+
+    // |y| = 50, |x| = 50
+
+    float mbx;
+    float mby;
+    float offx;
+    float offy;
+    float rmasksum = -1.;
+    float rectmask = 1.;
+    t = floor(t/4.);
+
+    for(float i = 0.; i < 5.; i++)
+    {     
+        randnum = bitxor(255.*randnum + mod2(t,81.), pow(randnum*(16.-i), 2.));
+        mbx = (cx - 25.*sin(100./randnum)) * (1. + 2.*(floor(cos(177./randnum + 1.))));
+        mby = (cy - 25.*cos(113./randnum + 1.)) * (1. + 2.*(floor(sin(221./randnum))));
+        offx = bitxor(255.*randnum, pow(255.*randnum,5.) - 255.*randnum);
+        offy = bitxor(255.*randnum, pow(255.*randnum,5.) + 255.*randnum);
+        offx /= 10.;
+        offy /= 10.;
+        rectmask = (-mbx + abs(abs(mbx) + offx) - offx) - (mby - abs(abs(mby) - offy) + offy);
+        rmasksum *= -1. * min(0., max(-1., 5. - pow(rectmask, 2.)));
+    }
+
+    float laddermask = pow(sin((23.-20.*randnum*randnum)*pow(sin(sin(cy*randnum) + pow(sin(cy*randnum),2.)),2.)),2.) * rmasksum;
+    
+
+	hsl.x += floor(randnum + 0.1) * rmasksum * 4. * randnum * (1. - laddermask);// * bitxor(cx * xorscale, cy * xorscale)/4;
+    hsl.y += laddermask * (1. + 2. * rmasksum); 
+    hsl.z += floor(randnum + 0.2) * (1. + rmasksum) * (1. - 1.5*hsl.z) * 0.1;
+
+    tex.rgb = RGB(hsl).rgb;
+
+    pixel = vec4(pixel.rgb * 0.0 + tex.rgb * tex.a, pixel.a);
+
+
+
+    float res = (.5 + .5* cos( (glitched_b.x) * 2.612 + ( field + -.5 ) *3.14));
+    vec4 textp = RGB(hsl);
+    tex.rgb = textp.rgb;
+	return dissolve_mask(tex*colour, texture_coords, uv);
+}
+
+extern MY_HIGHP_OR_MEDIUMP vec2 mouse_screen_pos;
+extern MY_HIGHP_OR_MEDIUMP float hovering;
+extern MY_HIGHP_OR_MEDIUMP float screen_scale;
+
+#ifdef VERTEX
+vec4 position( mat4 transform_projection, vec4 vertex_position )
+{
+    if (hovering <= 0.){
+        return transform_projection * vertex_position;
+    }
+    float mid_dist = length(vertex_position.xy - 0.5*love_ScreenSize.xy)/length(love_ScreenSize.xy);
+    vec2 mouse_offset = (vertex_position.xy - mouse_screen_pos.xy)/screen_scale;
+    float scale = 0.2*(-0.03 - 0.3*max(0., 0.3-mid_dist))
+                *hovering*(length(mouse_offset)*length(mouse_offset))/(2. -mid_dist);
+
+    return transform_projection * vertex_position + vec4(0.,0.,0.,scale);
+}
+#endif

assets/shaders/gold.fs

@@ -109,6 +109,6 @@ vec4 position( mat4 transform_projection, vec4 vertex_position )
     float scale = 0.2*(-0.03 - 0.3*max(0., 0.3-mid_dist))
                 *hovering*(length(mouse_offset)*length(mouse_offset))/(2. -mid_dist);
 
-    return transform_projection * vertex_position + vec4(0,0,0,scale);
+    return transform_projection * vertex_position + vec4(0.,0.,0.,scale);
 }
 #endif