sfd

[carveJwlIkooP6JGAAIwe30JlM.git] / shaders / scoretext.vs

diff --git a/shaders/scoretext.vs b/shaders/scoretext.vs
new file mode 100644 (file)
index 0000000..bc7db92
--- /dev/null
+++ b/shaders/scoretext.vs
@@ -0,0 +1,40 @@
+#include "vertex_standard.glsl"
+
+uniform mat4 uPv;
+uniform mat4x3 uMdl;
+
+uniform vec3 uInfo;
+
+out vec4 aColour;
+out vec2 aUv;
+out vec3 aNorm;
+out vec3 aCo;
+out vec3 aWorldCo;
+
+void main()
+{
+   float w = a_colour.g + fract(uInfo.z+0.5)-0.75;
+   float c = -cos(w*0.2);
+   float s = -sin(w*0.2);
+   float r = 0.2;
+
+   float w1 = clamp( w*4.0 - a_co.y*10.0, -1.0, 1.0 ) *(3.14159265*0.5);
+   float c1 = cos(w1);
+   float s1 = sin(w1);
+
+   float yoff = step(0.01,fract(uInfo.z))*-0.5;
+
+   mat4x3 mlocal;
+   mlocal[0] = vec3(c1, s1,0.0);
+   mlocal[1] = vec3(-s1,c1,0.0);
+   mlocal[2] = vec3(0.0,0.0,1.0);
+   mlocal[3] = vec3(c*r,uInfo.y*0.875 + s*r,uInfo.x*0.5);
+
+   vec3 world_pos = uMdl * vec4(mlocal * vec4(a_co,1.0),1.0);
+   gl_Position = uPv * vec4( world_pos, 1.0 );
+   aColour = a_colour;
+   aUv = a_uv + vec2( floor(uInfo.z+0.5)*(1.0/64.0), yoff );
+   aNorm = mat3(uMdl) * mat3(mlocal) * a_norm;
+   aCo = a_co;
+   aWorldCo = world_pos;
+}