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https://github.com/unanmed/HumanBreak.git
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27 lines
692 B
GLSL
27 lines
692 B
GLSL
#version 300 es
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precision highp float;
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precision mediump uint;
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in vec3 a_position;
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in vec3 a_texCoord;
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// x: 最大帧数，y: 偏移池索引，实例化绘制传入
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in ivec2 a_offsetData;
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// 不透明度，用于前景层虚化
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in float a_alpha;
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// x,y,z: 纹理坐标，w: 不透明度
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out vec4 v_texCoord;
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uniform vec2 u_offsetPool[$1];
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uniform uint u_nowFrame;
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uniform mat3 u_transform;
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void main() {
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// 偏移量
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uint offset = mod(u_nowFrame, a_offsetData.x);
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float fOffset = float(offset);
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// 贴图坐标
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v_texCoord = vec4(a_texCoord.xy + u_offsetPool[a_offsetData.y] * fOffset, a_texCoord.z, a_alpha);
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gl_Position = vec4(u_transform * a_position, 1.0);
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}
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