create tremded branch

1 files changed, 16 insertions, 0 deletions

diff --git a/src/renderergl2/glsl/depthblur_vp.glsl b/src/renderergl2/glsl/depthblur_vp.glsl
new file mode 100644
index 0000000..9c47660
--- /dev/null
+++ b/src/renderergl2/glsl/depthblur_vp.glsl
@@ -0,0 +1,16 @@
+attribute vec4 attr_Position;
+attribute vec4 attr_TexCoord0;
+
+uniform vec4   u_ViewInfo; // zfar / znear, zfar, 1/width, 1/height
+
+varying vec2   var_ScreenTex;
+
+void main()
+{
+	gl_Position = attr_Position;
+	vec2 wh = vec2(1.0) / u_ViewInfo.zw - vec2(1.0);
+	var_ScreenTex = (floor(attr_TexCoord0.xy * wh) + vec2(0.5)) * u_ViewInfo.zw;
+
+	//vec2 screenCoords = gl_Position.xy / gl_Position.w;
+	//var_ScreenTex = screenCoords * 0.5 + 0.5;
+}