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-rw-r--r--assets/shaders/Julia.frag.glsl25
-rw-r--r--assets/shaders/Keleidoscope.frag.glsl25
-rw-r--r--assets/shaders/Mandel.frag.glsl55
-rw-r--r--assets/shaders/Pulse.frag.glsl22
-rw-r--r--assets/shaders/Tunnel.frag.glsl23
-rw-r--r--assets/shaders/Twist.frag.glsl23
-rw-r--r--assets/shaders/plasma.frag.glsl32
-rw-r--r--assets/shaders/plasma.vert.glsl42
-rw-r--r--assets/shaders/radialBlur.frag.glsl47
-rw-r--r--assets/shaders/radialGradient.frag.glsl51
-rw-r--r--assets/shaders/radialGradient.vert.glsl28
-rw-r--r--assets/shaders/test_fshader.glsl25
12 files changed, 385 insertions, 13 deletions
diff --git a/assets/shaders/Julia.frag.glsl b/assets/shaders/Julia.frag.glsl
new file mode 100644
index 00000000..68cda703
--- /dev/null
+++ b/assets/shaders/Julia.frag.glsl
@@ -0,0 +1,25 @@
1#ifdef GL_ES
2precision highp float;
3#endif
4
5uniform vec2 u_resolution;
6uniform float u_time;
7
8void main(void)
9{
10 vec2 p = -1.0 + 2.0 * gl_FragCoord.xy / u_resolution.xy;
11 vec2 cc = vec2( cos(.25*u_time), sin(.25*u_time*1.423) );
12
13 float dmin = 1000.0;
14 vec2 z = p*vec2(1.33,1.0);
15 for( int i=0; i<64; i++ )
16 {
17 z = cc + vec2( z.x*z.x - z.y*z.y, 2.0*z.x*z.y );
18 float m2 = dot(z,z);
19 if( m2>100.0 ) break;
20 dmin=min(dmin,m2);
21 }
22
23 float color = sqrt(sqrt(dmin))*0.7;
24 gl_FragColor = vec4(color,color,color,1.0);
25} \ No newline at end of file
diff --git a/assets/shaders/Keleidoscope.frag.glsl b/assets/shaders/Keleidoscope.frag.glsl
new file mode 100644
index 00000000..7d1bdb17
--- /dev/null
+++ b/assets/shaders/Keleidoscope.frag.glsl
@@ -0,0 +1,25 @@
1#ifdef GL_ES
2precision highp float;
3#endif
4
5uniform vec2 u_resolution;
6uniform float u_time;
7uniform sampler2D u_tex0;
8
9void main(void)
10{
11 vec2 p = -1.0 + 2.0 * gl_FragCoord.xy / u_resolution.xy;
12 vec2 uv;
13
14 float a = atan(p.y,p.x);
15 float r = sqrt(dot(p,p));
16
17 uv.x = 7.0*a/3.1416;
18 uv.y = -u_time+ sin(7.0*r+u_time) + .7*cos(u_time+7.0*a);
19
20 float w = .5+.5*(sin(u_time+7.0*r)+ .7*cos(u_time+7.0*a));
21
22 vec3 col = texture2D(u_tex0,uv*.5).xyz;
23
24 gl_FragColor = vec4(col*w,1.0);
25} \ No newline at end of file
diff --git a/assets/shaders/Mandel.frag.glsl b/assets/shaders/Mandel.frag.glsl
new file mode 100644
index 00000000..6465899d
--- /dev/null
+++ b/assets/shaders/Mandel.frag.glsl
@@ -0,0 +1,55 @@
1#ifdef GL_ES
2precision highp float;
3#endif
4
5uniform vec2 u_resolution;
6uniform float u_time;
7
8void main(void)
9{
10 vec2 p = -1.0 + 2.0 * gl_FragCoord.xy / u_resolution.xy;
11 p.x *= u_resolution.x/u_resolution.y;
12
13 float zoo = .62+.38*sin(.1*u_time);
14 float coa = cos( 0.1*(1.0-zoo)*u_time );
15 float sia = sin( 0.1*(1.0-zoo)*u_time );
16 zoo = pow( zoo,8.0);
17 vec2 xy = vec2( p.x*coa-p.y*sia, p.x*sia+p.y*coa);
18 vec2 cc = vec2(-.745,.186) + xy*zoo;
19
20 vec2 z = vec2(0.0);
21 vec2 z2 = z*z;
22 float m2;
23 float co = 0.0;
24
25
26 // chrome/angelproject/nvidia/glslES don't seem to like to "break" a loop...
27 // so we have to rewrite it in another way
28/*
29 for( int i=0; i<256; i++ )
30 {
31 z = cc + vec2( z.x*z.x - z.y*z.y, 2.0*z.x*z.y );
32 m2 = dot(z,z);
33 if( m2>1024.0 ) break;
34 co += 1.0;
35 }
36*/
37
38 for( int i=0; i<256; i++ )
39 {
40 if( m2<1024.0 )
41 {
42 z = cc + vec2( z.x*z.x - z.y*z.y, 2.0*z.x*z.y );
43 m2 = dot(z,z);
44 co += 1.0;
45 }
46 }
47
48 co = co + 1.0 - log2(.5*log2(m2));
49
50 co = sqrt(co/256.0);
51 gl_FragColor = vec4( .5+.5*cos(6.2831*co+0.0),
52 .5+.5*cos(6.2831*co+0.4),
53 .5+.5*cos(6.2831*co+0.7),
54 1.0 );
55} \ No newline at end of file
diff --git a/assets/shaders/Pulse.frag.glsl b/assets/shaders/Pulse.frag.glsl
new file mode 100644
index 00000000..b24c9bef
--- /dev/null
+++ b/assets/shaders/Pulse.frag.glsl
@@ -0,0 +1,22 @@
1#ifdef GL_ES
2precision highp float;
3#endif
4
5uniform float u_time;
6uniform vec2 u_resolution;
7uniform sampler2D u_tex0;
8
9void main(void)
10{
11 vec2 halfres = u_resolution.xy/2.0;
12 vec2 cPos = gl_FragCoord.xy;
13
14 cPos.x -= 0.5*halfres.x*sin(u_time/2.0)+0.3*halfres.x*cos(u_time)+halfres.x;
15 cPos.y -= 0.4*halfres.y*sin(u_time/5.0)+0.3*halfres.y*cos(u_time)+halfres.y;
16 float cLength = length(cPos);
17
18 vec2 uv = gl_FragCoord.xy/u_resolution.xy+(cPos/cLength)*sin(cLength/30.0-u_time*10.0)/25.0;
19 vec3 col = texture2D(u_tex0,uv).xyz*50.0/cLength;
20
21 gl_FragColor = vec4(col,1.0);
22} \ No newline at end of file
diff --git a/assets/shaders/Tunnel.frag.glsl b/assets/shaders/Tunnel.frag.glsl
new file mode 100644
index 00000000..9deb52fb
--- /dev/null
+++ b/assets/shaders/Tunnel.frag.glsl
@@ -0,0 +1,23 @@
1#ifdef GL_ES
2precision highp float;
3#endif
4
5uniform vec2 u_resolution;
6uniform float u_time;
7uniform sampler2D u_tex0;
8
9void main(void)
10{
11 vec2 p = -1.0 + 2.0 * gl_FragCoord.xy / u_resolution.xy;
12 vec2 uv;
13
14 float a = atan(p.y,p.x);
15 float r = sqrt(dot(p,p));
16
17 uv.x = .75*u_time+.1/r;
18 uv.y = a/3.1416;
19
20 vec3 col = texture2D(u_tex0,uv).xyz;
21
22 gl_FragColor = vec4(col*r,1.0);
23} \ No newline at end of file
diff --git a/assets/shaders/Twist.frag.glsl b/assets/shaders/Twist.frag.glsl
new file mode 100644
index 00000000..b7477747
--- /dev/null
+++ b/assets/shaders/Twist.frag.glsl
@@ -0,0 +1,23 @@
1#ifdef GL_ES
2precision highp float;
3#endif
4
5uniform vec2 u_resolution;
6uniform float u_time;
7uniform sampler2D u_tex0;
8
9void main(void)
10{
11 vec2 p = -1.0 + 2.0 * gl_FragCoord.xy / u_resolution.xy;
12 vec2 uv;
13
14 float a = atan(p.y,p.x);
15 float r = sqrt(dot(p,p));
16
17 uv.x = r - .25*u_time;
18 uv.y = cos(a*5.0 + 2.0*sin(u_time+7.0*r)) ;
19
20 vec3 col = (.5+.5*uv.y)*texture2D(u_tex0,uv).xyz;
21
22 gl_FragColor = vec4(col,1.0);
23} \ No newline at end of file
diff --git a/assets/shaders/plasma.frag.glsl b/assets/shaders/plasma.frag.glsl
new file mode 100644
index 00000000..2ab8f49c
--- /dev/null
+++ b/assets/shaders/plasma.frag.glsl
@@ -0,0 +1,32 @@
1//
2// Fragment shader for procedural bricks
3//
4// Authors: Dave Baldwin, Steve Koren, Randi Rost
5// based on a shader by Darwyn Peachey
6//
7// Copyright (c) 2002-2006 3Dlabs Inc. Ltd.
8//
9// See 3Dlabs-License.txt for license information
10//
11
12#ifdef GL_ES
13precision highp float;
14#endif
15
16
17varying vec2 v_uv;
18uniform float u_time;
19uniform vec4 color;
20
21void main(void)
22{
23 float x = v_uv.x ;
24 float y = v_uv.y ;
25 float time = color.x;
26 float wave = (cos(time + y / 0.2 + cos(x / 0.3 + cos((y / 0.1)))));
27 float wave1 = (sin(abs(wave + y/0.6)));
28 float wave2 = (sin(abs(wave1 + y/0.8)));
29 float tmp = u_time * 0.1;
30 gl_FragColor = vec4( abs(vec3(wave2,wave1,wave)),1.0);
31 //gl_FragColor = color;
32}
diff --git a/assets/shaders/plasma.vert.glsl b/assets/shaders/plasma.vert.glsl
new file mode 100644
index 00000000..f817c143
--- /dev/null
+++ b/assets/shaders/plasma.vert.glsl
@@ -0,0 +1,42 @@
1//
2// Vertex shader for procedural bricks
3//
4// Authors: Dave Baldwin, Steve Koren, Randi Rost
5// based on a shader by Darwyn Peachey
6//
7// Copyright (c) 2002-2006 3Dlabs Inc. Ltd.
8//
9// See 3Dlabs-License.txt for license information
10//
11