pc_tiantian/core/res/shaders/SpriteEffectNode.vs

#include "ccParamIO.glsl"

attribute vec4 a_position;
attribute vec2 a_texCoord;
attribute vec4 a_color;

#ifdef OPENGL_ES
varying lowp vec4 v_fragmentColor;
varying mediump vec2 v_texCoord;
#else
varying vec4 v_fragmentColor;
varying vec2 v_texCoord;
#endif

uniform mat4 u_uvTransform;

void main()
{
    gl_Position = CC_PMatrix * a_position;
    v_fragmentColor = a_color;

    vec4 uv = u_uvTransform * vec4(a_texCoord.x , a_texCoord.y , 0 , 1);
    v_texCoord = uv.xy;
}