28 lines
No EOL
717 B
GLSL
28 lines
No EOL
717 B
GLSL
#version 100
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precision mediump float;
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varying vec2 texcoord;
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varying vec3 v_normal;
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varying float v_position;
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varying vec3 v_cam_normal;
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uniform sampler2D u_image0;
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uniform vec2 fog;
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void main() {
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vec3 N = normalize(v_cam_normal);
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vec3 L = vec3(0.0, 0.0, 1.0);
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float NdotL = dot(N, L)/ 3.0 + 1.0 + (1.0/3.0);
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float fogAmount = smoothstep(fog.x, fog.y, v_position);
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float light = -dot(vec3(0.1, -1.0, 0.3), v_normal) / 3.0 + 1.0;
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gl_FragColor =
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texture2D(u_image0, texcoord)
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* vec4(1.0 - fogAmount, 1.0 - fogAmount, 1.0 - fogAmount, 1.0 - fogAmount)
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* vec4(light, light, light, 1.0)
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* vec4(NdotL, NdotL, NdotL, 1.0);
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if(gl_FragColor.a < 0.0000001)
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discard;
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} |