46 lines
945 B
GLSL
46 lines
945 B
GLSL
#type vertex
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#version 410 core
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layout(location = 0) in vec3 v_position;
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layout(location = 1) in vec3 v_normal;
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layout(location = 2) in vec2 v_UV;
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out vec3 normal;
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out vec2 uv;
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uniform mat4 u_viewMatrix;
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uniform mat4 u_worldMatrix;
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void main()
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{
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uv = v_UV;
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normal = mat3(u_worldMatrix) * v_normal; // transform normals into world space
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gl_Position = u_viewMatrix * u_worldMatrix * vec4(v_position, 1.0);
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}
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#type fragment
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#version 410 core
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layout(location = 0) out vec4 fragColor;
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layout(location = 1) out int objectID;
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in vec3 normal;
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in vec2 uv;
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uniform sampler2D u_Texture;
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uniform int u_objectID;
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void main()
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{
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vec3 lightDir = normalize(vec3(1.0, 7.0, 3.0)) * 0.2f + 0.8f;
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float light = clamp(dot(normalize(normal), lightDir), 0.1, 1.0);
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vec4 texColor = texture(u_Texture, uv);
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fragColor = vec4(texColor.rgb * light, texColor.a);
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// fragColor = vec4(uv.r, uv.g, 0, 1);
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objectID = u_objectID;
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}
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