slot_selfdev_client/assets/SubGame/DZPK/effec/ef_p2.effect

// Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.  

CCEffect %{
  techniques:
  - passes:
    - vert: vs
      frag: fs
      blendState:
        targets:
        - blend: true
      rasterizerState:
        cullMode: none
      properties:
        texture: { value: white }
        u_point: { value: [1,1] }
        u_start: {value: 0 }
        alphaThreshold: { value: 0.5 }
        outlineSize: { value: [0.1,0.01] }
        outlineColor: { value: [1,0,0,0.0] }

}%


CCProgram vs %{
  precision highp float;

  #include <cc-global>
  #include <cc-local>

  in vec3 a_position;
  in vec4 a_color;
  out vec4 v_color;

  #if USE_TEXTURE
  in vec2 a_uv0;
  out vec2 v_uv0;
  #endif

  uniform Constant{
    vec2 u_point;
    float u_start;
  };

  void main () {
    vec4 pos = vec4(a_position, 1);
    
    pos.x += (u_point.x - pos.x) * ((pos.y - u_start) / (pos.y - u_point.y));

    
    // 下面的代码基本都不敢动，我们只修改上面
    // 模型的顶点变换 不敢动！
    #if CC_USE_MODEL
    pos = cc_matViewProj * cc_matWorld * pos;
    #else
    pos = cc_matViewProj * pos;
    #endif

    // 给片元着色器传值 v_uv0 不敢动！
    #if USE_TEXTURE
    v_uv0 = a_uv0;
    #endif

    // 给片元着色器传值 v_color 不敢动！ 这个v_color就是在sprite组件里能调整的颜色的值
    v_color = a_color;

    // 输出的最终坐标。
    gl_Position = pos;
  }
}%


CCProgram fs %{
  precision highp float;
  
  #include <alpha-test>
  #include <texture>

  in vec4 v_color;

  #if USE_TEXTURE
  in vec2 v_uv0;
  uniform sampler2D texture;
  #endif
  
  uniform line{
    vec4 outlineColor;
    vec2 outlineSize;
  };

  void main () {
    vec4 o = vec4(1, 1, 1, 1);

    #if USE_TEXTURE
      CCTexture(texture, v_uv0, o);
    #endif
   
    o *= v_color;
    ALPHA_TEST(o);
    gl_FragColor = o;
  }
  
}%