Gource is cool

gource/data/shaders/bloom.frag

@@ -0,0 +1,16 @@
+
+varying vec3 pos;
+
+void main()
+{
+    float r = fract(sin(dot(pos.xy ,vec2(11.3713,67.3219))) * 2351.3718);
+
+    float offset = (0.5 - r) * gl_TexCoord[0].x * 0.045;
+
+    float intensity = min(1.0, cos((length(pos*2.0)+offset)/gl_TexCoord[0].x));
+    float gradient  = intensity * smoothstep(0.0, 2.0, intensity);
+
+    gradient *= smoothstep(1.0,0.67+r*0.33, 1.0-intensity);
+
+    gl_FragColor = gl_Color * gradient;
+}

gource/data/shaders/bloom.vert

@@ -0,0 +1,10 @@
+
+varying vec3 pos;
+
+void main()
+{
+    pos = gl_Vertex.xyz - gl_MultiTexCoord0.yzw;
+    gl_TexCoord[0] = gl_MultiTexCoord0;
+    gl_FrontColor = gl_Color;
+    gl_Position = ftransform();
+}

gource/data/shaders/shadow.frag

@@ -0,0 +1,9 @@
+uniform sampler2D tex;
+uniform float shadow_strength;
+
+void main(void)
+{
+    vec4 colour = texture2D(tex,gl_TexCoord[0].st);
+
+    gl_FragColor = vec4(0.0, 0.0, 0.0, gl_Color.w * colour.w * shadow_strength);
+}

gource/data/shaders/shadow.vert

@@ -0,0 +1,6 @@
+void main(void)
+{
+  gl_TexCoord[0] = gl_MultiTexCoord0;
+  gl_FrontColor  = gl_Color;
+  gl_Position    = ftransform();
+}

gource/data/shaders/text.frag

@@ -0,0 +1,15 @@
+uniform sampler2D tex;
+uniform float shadow_strength;
+uniform float texel_size;
+
+void main(void)
+{
+    float colour_alpha = texture2D(tex,gl_TexCoord[0].xy).w;
+    float shadow_alpha = texture2D(tex,gl_TexCoord[0].xy - vec2(texel_size)).w * shadow_strength;
+
+    float combined_alpha = 1.0 - (1.0-shadow_alpha)*(1.0-colour_alpha);
+
+    if(combined_alpha > 0.0) colour_alpha /= combined_alpha;
+
+    gl_FragColor = gl_Color * vec4(vec3(colour_alpha), combined_alpha);
+}

gource/data/shaders/text.vert

@@ -0,0 +1,6 @@
+void main(void)
+{
+  gl_TexCoord[0] = gl_MultiTexCoord0;
+  gl_FrontColor  = gl_Color;
+  gl_Position    = ftransform();
+}