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22 lines
490 B
C
22 lines
490 B
C
#ifndef GL_ES
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#define lowp
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#define mediump
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#define highp
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#endif
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varying highp vec2 v_Position;
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varying lowp vec4 v_Colour;
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uniform highp vec2 flashlightPos;
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uniform highp vec2 flashlightSize;
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uniform lowp float flashlightDim;
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const float smoothness = 1.1;
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lowp vec4 getColourAt(vec2, vec2, vec4);
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void main(void)
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{
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gl_FragColor = mix(getColourAt(flashlightPos - v_Position, flashlightSize, v_Colour), vec4(0.0, 0.0, 0.0, 1.0), flashlightDim);
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} |