tesseract wireframe and project rename/refactor

simplex/shaders/main.frag

@@ -0,0 +1,17 @@
+#version 440 core
+
+out vec4 fcolor;
+
+in vec4 pos;
+
+vec3 hsv2rgb(vec3 c) {
+    vec4 K = vec4(1.0, 2.0 / 3.0, 1.0 / 3.0, 3.0);
+    vec3 p = abs(fract(c.xxx + K.xyz) * 6.0 - K.www);
+    return c.z * mix(K.xxx, clamp(p - K.xxx, 0.0, 1.0), c.y);
+}
+
+void main() {
+    vec3 hsv = vec3(pos.w/3 + .6, 1, 1);
+
+    fcolor = vec4(hsv2rgb(hsv), 1);
+}

simplex/shaders/main.vert

@@ -0,0 +1,16 @@
+#version 440 core
+
+layout(location=0) in vec4 pos4;
+
+layout(std140, binding=1) uniform Matrices {
+    mat4 model;
+    mat4 view;
+    mat4 proj;
+};
+
+out vec4 pos;
+
+void main() {
+    pos = model * pos4;
+    gl_Position = proj * view * vec4(pos.xyz, -pos.w + 2);
+}