*添加sample

1 files changed, 17 insertions, 0 deletions

diff --git a/samples/post-processing/shaders/radial.jsl b/samples/post-processing/shaders/radial.jsl
new file mode 100644
index 0000000..50a86d1
--- /dev/null
+++ b/samples/post-processing/shaders/radial.jsl
@@ -0,0 +1,17 @@
+#VERTEX_SHADER
+Vertex vert(Vertex v)
+{
+	return v;
+}
+#END_VERTEX_SHADER
+#FRAGMENT_SHADER
+Color frag(Color col, Texture texture, Vertex v)
+{
+    float of = abs(sin(jin_Time.x / 5));
+    vec3 p = vec3(v.xy/jin_RenderTargetSize, 0) - of;
+    vec3 o = texture2D(texture,of+(p.xy*=.992)).rbb;
+    for (float i=0.;i<100.;i++) 
+        p.z += pow(max(0.,of-length(texture2D(texture,of+(p.xy*=.992)).rg)),2.)*exp(-i*.08);
+    return vec4(o*o+p.z,1);
+}
+#END_FRAGMENT_SHADER
\ No newline at end of file