mirror of https://github.com/axmolengine/axmol.git
25 lines
800 B
GLSL
25 lines
800 B
GLSL
#ifdef GL_ES
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varying mediump vec2 v_texture_coord;
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#else
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varying vec2 v_texture_coord;
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#endif
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uniform vec4 u_color;
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uniform sampler2D u_sampler0;
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varying vec3 v_normal;
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void main(void)
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{
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vec3 light_direction = vec3(1,-1,-1);
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light_direction = normalize(light_direction);
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vec3 light_color = vec3(1,1,1);
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vec3 normal = normalize(v_normal);
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float diffuse_factor = dot(normal,-light_direction);
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vec4 diffuse_color = texture2D(u_sampler0,v_texture_coord);
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if (diffuse_factor > 0.95) diffuse_factor=1.0;
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else if (diffuse_factor > 0.75) diffuse_factor = 0.8;
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else if (diffuse_factor > 0.50) diffuse_factor = 0.6;
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else diffuse_factor = 0.4;
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light_color = light_color * diffuse_factor;
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gl_FragColor = vec4(light_color,1.0) * diffuse_color * u_color;
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} |