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- <h1>Material Constants</h1>
- <div class="desc">
- These constants define properties common to all material types,
- with the exception of [page:MultiMaterial MultiMaterial] where they are defined for sub-materials.
- </div>
- <h2>Side</h2>
- <code>
- THREE.FrontSide
- THREE.BackSide
- THREE.DoubleSide
- </code>
- <div>
- Defines which side of faces will be rendered - front, back or both.
- Default is [page:Constant FrontSide].
- </div>
- <h2>Shading</h2>
- <code>
- THREE.SmoothShading
- THREE.FlatShading
- </code>
- <div>
- [page:Constant SmoothShading] is the default and linearly interpolates color between vertices.<br />
- [page:Constant FlatShading] uses the color of the first vertex for every pixel in a face.
- </div>
- <h2>Colors</h2>
- <code>
- THREE.NoColors
- THREE.FaceColors
- THREE.VertexColors
- </code>
- <div>
- [page:Constant NoColors] is the default and applies the material's color to all faces.<br />
- [page:Constant FaceColors] colors faces according to each [page:Face3 Face3][property:Color color] value.<br />
- [page:Constant VertexColors] colors faces according to each [page:Face3 Face3][property:Array vertexColors] value. This is an array of three [page:Color Color]s, one for each vertex in the face.<br />
- See the [example:webgl_geometry_colors geometry / colors] example.
- </div>
- <h2>Blending Mode</h2>
- <code>
- THREE.NoBlending
- THREE.NormalBlending
- THREE.AdditiveBlending
- THREE.SubtractiveBlending
- THREE.MultiplyBlending
- THREE.CustomBlending
- </code>
- <div>
- These control the source and destination blending equations for the material's RGB and Alpha sent to the WebGLRenderer for use by WebGL.<br />
- [page:Constant NormalBlending] is the default.<br />
- Note that [page:Constant CustomBlending] must be set to use [page:CustomBlendingEquation Custom Blending Equations].<br />
- See the [example:webgl_materials_blending materials / blending] example.<br />
- </div>
- <h2>Depth Mode</h2>
- <code>
- THREE.NeverDepth
- THREE.AlwaysDepth
- THREE.LessDepth
- THREE.LessEqualDepth
- THREE.GreaterEqualDepth
- THREE.GreaterDepth
- THREE.NotEqualDepth
- </code>
- <div>
- Which depth function the material uses to compare incoming pixels Z-depth against the current Z-depth buffer value. If the result of the comparison is true, the pixel will be drawn.<br />
- [page:Materials NeverDepth] will never return true.<br />
- [page:Materials AlwaysDepth] will always return true.<br />
- [page:Materials LessDepth] will return true if the incoming pixel Z-depth is less than the current buffer Z-depth.<br />
- [page:Materials LessEqualDepth] is the default and will return true if the incoming pixel Z-depth is less than or equal to the current buffer Z-depth.<br />
- [page:Materials GreaterEqualDepth] will return true if the incoming pixel Z-depth is greater than or equal to the current buffer Z-depth.<br />
- [page:Materials GreaterDepth] will return true if the incoming pixel Z-depth is greater than the current buffer Z-depth.<br />
- [page:Materials NotEqualDepth] will return true if the incoming pixel Z-depth is equal to the current buffer Z-depth.<br />
- </div>
- <h2>Source</h2>
- [link:https://github.com/mrdoob/three.js/blob/master/src/constants.js src/constants.js]
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