1 files changed, 47 insertions, 0 deletions
diff --git a/source/blender/draw/modes/shaders/animviz_mpath_points_vert.glsl b/source/blender/draw/modes/shaders/animviz_mpath_points_vert.glsl
new file mode 100644
index 00000000000..3b2f170ca22
--- /dev/null
+++ b/source/blender/draw/modes/shaders/animviz_mpath_points_vert.glsl
@@ -0,0 +1,47 @@
+
+uniform mat4 ViewProjectionMatrix;
+
+uniform int pointSize = 2;
+uniform int frameCurrent;
+uniform int cacheStart;
+uniform bool showKeyFrames = true;
+uniform bool useCustomColor;
+uniform vec3 customColor;
+
+in vec3 pos;
+in int flag;
+
+#define MOTIONPATH_VERT_SEL (1 << 0)
+#define MOTIONPATH_VERT_KEY (1 << 1)
+
+out vec4 finalColor;
+
+void main()
+{
+	gl_Position = ViewProjectionMatrix * vec4(pos, 1.0);
+	gl_PointSize = float(pointSize + 2);
+
+	int frame = gl_VertexID + cacheStart;
+	finalColor = (useCustomColor) ? vec4(customColor, 1.0) : vec4(1.0);
+
+	/* Bias to reduce z fighting with the path */
+	gl_Position.z -= 1e-4;
+
+	if (showKeyFrames) {
+		if ((flag & MOTIONPATH_VERT_KEY) != 0) {
+			gl_PointSize = float(pointSize + 5);
+			finalColor = colorVertexSelect;
+			/* Bias more to get these on top of regular points */
+			gl_Position.z -= 1e-4;
+		}
+		/* Draw big green dot where the current frame is.
+		 * NOTE: this is only done when keyframes are shown, since this adds similar types of clutter
+		 */
+		if (frame == frameCurrent) {
+			gl_PointSize = float(pointSize + 8);
+			finalColor = colorCurrentFrame;
+			/* Bias more to get these on top of keyframes */
+			gl_Position.z -= 1e-4;
+		}
+	}
+}