53 lines
1.3 KiB
Plaintext
53 lines
1.3 KiB
Plaintext
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#version 130
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in vec3 vPosition2;
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in vec2 vTexCoords2;
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in vec3 vNormal2;
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out vec4 outColor;
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uniform vec3 diffuseColor;
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uniform sampler2D diffuseTextureID;
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uniform mat4 viewMatrix;
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uniform vec3 light_color;
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uniform float light_intensity;
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uniform vec3 light_position;
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vec3 light_position_viewSpace;
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void main() {
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// Texturing
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vec2 flipped_texcoord = vec2(vTexCoords2.x, 1.0 - vTexCoords2.y);
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vec4 pixelColor = texture2D(diffuseTextureID, flipped_texcoord);
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light_position_viewSpace = (viewMatrix * vec4(light_position, 1)).xyz;
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// Lighting
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vec3 Lp = light_position_viewSpace;
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float Li = light_intensity;
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vec3 Ka = vec3(0.2);
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vec3 Kd = light_color;
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vec3 Ks = vec3(0.6);
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float shininess = 1;
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vec3 n = normalize(vNormal2);
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vec3 s = normalize(vec3(Lp) - vPosition2);
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vec3 v = normalize(vec3(-vPosition2));
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vec3 h = normalize(v + s);
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vec3 pixelLight = vec3(Li * (Ka * pixelColor.rgb) +
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(Kd * pixelColor.rgb) * max(dot(s, n), 0.0) +
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(Ks * pixelColor.rgb) * pow(max(dot(h, n), 0.0), shininess));
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// Discard fragment if transparent
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if (pixelColor.a < 0.5f)
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{
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discard;
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}
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// Final color
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outColor = vec4(pixelColor.rgb*diffuseColor*pixelLight, pixelColor.a);
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//outColor = vec4((pixelColor.rgb), 1);//*diffuseColor*pixelLight).x, 1, 1, 1);
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//outColor = vec4(1,1,1,1) + vec4(diffuseColor, 1) - vec4(diffuseColor, 1);
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}
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