65 lines
1.8 KiB
GLSL
65 lines
1.8 KiB
GLSL
#version 330 core
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out vec4 fragColor;
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//uniform float light_power;
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uniform vec3 lightColor;
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uniform vec3 objectColor;
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//uniform vec3 view_pos;
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in vec3 FragPos;
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in vec3 Normal;
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in vec3 LightPos;
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const float light_power = 12.0;
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const float ambientStrength = 0.1;
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const float shininess = 64.0;
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const float screenGamma = 2.2; // Assume the monitor is calibrated to the sRGB color space
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void main()
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{
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// FragColor = vec4(1.0f, 0.0f, 0.0f, 1.0f);
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// fragColor = vec4(dot(LightPos, Normal) * lightColor, 1.0);
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vec3 norm = normalize(Normal);
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vec3 lightDir = normalize(LightPos - FragPos);
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float diff = max(dot(norm, lightDir), 0.0);
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vec3 diffuse = diff * lightColor;
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vec3 ambient = ambientStrength * lightColor;
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vec3 result = (ambient + diffuse) * objectColor;
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fragColor = vec4(result, 1.0);
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// vec3 lightDir = LightPos - FragPos;
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// float distance = length(lightDir);
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// vec3 norm = normalize(Normal);
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// vec3 ambient = ambientStrength * lightColor;
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//
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// distance = distance * distance;
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// lightDir = normalize(lightDir);
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//
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// float lambertian = max(dot(norm, lightDir), 0.0);
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// vec3 diffuse = lambertian * lightColor;
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// float specular = 0.0;
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//
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// if (lambertian > 0.0)
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// {
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// vec3 viewDir = normalize(-FragPos);
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//
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// vec3 halfDir = normalize(lightDir + viewDir);
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// float specAngle = max(dot(halfDir, norm), 0.0);
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// specular = pow(specAngle, shininess);
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// }
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//
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// vec3 colorLinear = (ambient + (diffuse * light_power) + (specular * light_power)) * objectColor;
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//
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// // vec3 colorGammaCorrected = pow(colorLinear, vec3(1.0 / screenGamma));
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//
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// fragColor = vec4(colorLinear, 1.0);
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// vec3 norm = normalize(Normal);
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}
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