30 lines
735 B
Plaintext
30 lines
735 B
Plaintext
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uniform mat4 u_mat4_ads;
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varying vec3 vEyeNormal;
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varying vec3 vPosition3;
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void main()
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{
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vec4 amb = u_mat4_ads[0];//vec4 (0.0, 0.0, 0.0, 1.0);
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vec4 diff = u_mat4_ads[1];//vec4 (1.0, 1.0, 1.0, 1.0);
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vec4 spcl = u_mat4_ads[2];//vec4 (1.0, 1.0, 1.0, 1.0);
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vec3 lpos = u_mat4_ads[3].xyz;//vec3(-10.0, 10.0, 10.0);
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vec3 vLightDir = normalize(lpos - vPosition3);
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float tdiff = max(0.0, dot(vEyeNormal, vLightDir));
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vec4 v_v4_clr = tdiff * diff;
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v_v4_clr += amb;
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vec3 vReflection = normalize(reflect(-vLightDir, vEyeNormal));
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float spec = max(0.0, dot(vEyeNormal, vReflection));
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float fSpec = pow(spec, 128.0);
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v_v4_clr.rgb += vec3(fSpec, fSpec, fSpec);
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v_v4_clr.rgba *= u_mat4_ads[3].w;
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gl_FragColor = v_v4_clr;
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}
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