test code for deformation shader

1 files changed, 3 insertions, 0 deletions

diff --git a/assets/shaders/Basic.vert.glsl b/assets/shaders/Basic.vert.glsl
index 028786d1..40b97ad7 100644
--- a/assets/shaders/Basic.vert.glsl
+++ b/assets/shaders/Basic.vert.glsl
@@ -12,7 +12,9 @@ precision highp float;
 
 // attributes
 attribute vec3 a_pos;
+attribute vec2 texcoord;
 
+varying vec4 v_color;
 
 
 // matrix uniforms
@@ -22,5 +24,6 @@ uniform mat4 u_worldMatrix;
 
 void main(void)
 {
+        v_color = vec4(texcoord.x, texcoord.y, 0, 1);
         gl_Position = u_projMatrix * u_mvMatrix * vec4(a_pos,1.0) ;
 }
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