*添加sample

1 files changed, 30 insertions, 0 deletions

diff --git a/samples/post-processing/shaders/pixel.jsl b/samples/post-processing/shaders/pixel.jsl
new file mode 100644
index 0000000..0242b7e
--- /dev/null
+++ b/samples/post-processing/shaders/pixel.jsl
@@ -0,0 +1,30 @@
+#VERTEX_SHADER
+Vertex vert(Vertex v)
+{
+	return v;
+}
+#END_VERTEX_SHADER
+#FRAGMENT_SHADER
+Color frag(Color col, Texture tex, Vertex v)
+{
+	// config 
+	float pixel_w = 1 + sin(jin_Time.x / 3)*20.0;
+	float pixel_h = 1 + sin(jin_Time.x / 3)*20.0;
+	
+	vec2 uv = v.uv;
+	vec3 tc = vec3(1.0, 0.0, 0.0);
+	//if(uv.x < abs(sin(jin_Time.x)))
+	if(uv.x < 1)
+    {
+		float dx = pixel_w*(1.0/jin_RenderTargetSize.x);
+		float dy = pixel_h*(1.0/jin_RenderTargetSize.y);
+		vec2 coord = vec2(dx*floor(uv.x/dx),dy*floor(uv.y/dy));
+		tc = texel(tex, coord).rgb;
+	}
+	else 
+	{
+		tc = texel(tex, uv).rgb;
+	}
+	return vec4(tc, 1.0);
+}
+#END_FRAGMENT_SHADER
\ No newline at end of file