axmol/tests/cpp-tests/Source/shaders/fog.frag

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#version 310 es
precision highp float;
precision highp int;
layout(location = TEXCOORD0) in vec2 v_texCoord;
layout(location = TEXCOORD1) in float v_fogFactor;
layout(binding = 0) uniform sampler2D u_tex0;
layout(std140, binding = 0) uniform fs_ub {
vec4 u_fogColor;
};
layout(location = SV_Target0) out vec4 FragColor;
void main (void)
{
vec4 finalColor = texture(u_tex0, v_texCoord);
FragColor = mix(u_fogColor, finalColor, v_fogFactor ); //out put finalColor
}