Classes
Type Definitions
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Options{Object}
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Properties:
Name Type Argument Description webGlContextWebGLRenderingContext WebGL context; mandatory.
scaleRationumber <optional>
Scale ratio; if < 1, the post process will render to a texture smaller than the main canvas that will then be sampled up (useful for saving resource on blur steps).
vertexShaderstring <optional>
Vertex shader source
fragmentShaderstring <optional>
Fragment shader source
uniformsObject.<string, module:ol/webgl/Helper~UniformValue> <optional>
Uniform definitions for the post process step
OpenLayers