Repo created

libs/shaders/GL/route_arrow.vsh.glsl

@@ -0,0 +1,37 @@
+layout (location = 0) in vec4 a_position;
+layout (location = 1) in vec2 a_normal;
+layout (location = 2) in vec2 a_colorTexCoords;
+
+layout (location = 0) out vec2 v_colorTexCoords;
+
+layout (binding = 0) uniform UBO
+{
+  mat4 u_modelView;
+  mat4 u_projection;
+  mat4 u_pivotTransform;
+  vec4 u_routeParams;
+  vec4 u_color;
+  vec4 u_maskColor;
+  vec4 u_outlineColor;
+  vec4 u_fakeColor;
+  vec4 u_fakeOutlineColor;
+  vec2 u_fakeBorders;
+  vec2 u_pattern;
+  vec2 u_angleCosSin;
+  float u_arrowHalfWidth;
+  float u_opacity;
+};
+
+void main()
+{
+  vec2 transformedAxisPos = (vec4(a_position.xy, 0.0, 1.0) * u_modelView).xy;
+  if (dot(a_normal, a_normal) != 0.0)
+  {
+    vec2 norm = a_normal * u_arrowHalfWidth;
+    transformedAxisPos = calcLineTransformedAxisPos(transformedAxisPos, a_position.xy + norm,
+                                                    u_modelView, length(norm));
+  }
+  v_colorTexCoords = a_colorTexCoords;
+  vec4 pos = vec4(transformedAxisPos, a_position.z, 1.0) * u_projection;
+  gl_Position = applyPivotTransform(pos, u_pivotTransform, 0.0);
+}