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28 lines
1.4 KiB
28 lines
1.4 KiB
/**
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* @module ol/render/webgl/constants
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*/
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/**
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* @enum {string}
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*/
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export const WebGLWorkerMessageType = {
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GENERATE_POLYGON_BUFFERS: 'GENERATE_POLYGON_BUFFERS',
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GENERATE_POINT_BUFFERS: 'GENERATE_POINT_BUFFERS',
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GENERATE_LINE_STRING_BUFFERS: 'GENERATE_LINE_STRING_BUFFERS',
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};
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/**
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* @typedef {Object} WebGLWorkerGenerateBuffersMessage
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* This message will trigger the generation of a vertex and an index buffer based on the given render instructions.
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* When the buffers are generated, the worked will send a message of the same type to the main thread, with
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* the generated buffers in it.
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* Note that any addition properties present in the message *will* be sent back to the main thread.
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* @property {number} id Message id; will be used both in request and response as a means of identification
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* @property {WebGLWorkerMessageType} type Message type
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* @property {ArrayBuffer} renderInstructions Polygon render instructions raw binary buffer.
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* @property {number} [customAttributesCount] Amount of custom attributes count in the polygon render instructions.
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* @property {ArrayBuffer} [vertexBuffer] Vertices array raw binary buffer (sent by the worker).
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* @property {ArrayBuffer} [indexBuffer] Indices array raw binary buffer (sent by the worker).
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* @property {import("../../transform").Transform} [renderInstructionsTransform] Transformation matrix used to project the instructions coordinates
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*/
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