axmol/cocos/renderer/shaders/positionColorLengthTexture....

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2019-11-23 20:27:39 +08:00
/* Copyright (c) 2012 Scott Lembcke and Howling Moon Software
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
const char* positionColorLengthTexture_vert = R"(
#ifdef GL_ES
precision lowp float;
#endif
#ifdef GL_ES
attribute mediump vec4 a_position;
attribute mediump vec2 a_texCoord;
attribute mediump vec4 a_color;
varying mediump vec4 v_color;
varying mediump vec2 v_texcoord;
#else
attribute vec4 a_position;
attribute vec2 a_texCoord;
attribute vec4 a_color;
varying vec4 v_color;
varying vec2 v_texcoord;
#endif
uniform float u_alpha;
uniform mat4 u_MVPMatrix;
void main()
{
v_color = vec4(a_color.rgb * a_color.a * u_alpha, a_color.a * u_alpha);
v_texcoord = a_texCoord;
gl_Position = u_MVPMatrix * a_position;
}
)";