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Lensflare: Better RTT support. #26886

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Oct 2, 2023
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Lensflare: Better RTT support. #26886

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17 changes: 17 additions & 0 deletions examples/jsm/objects/Lensflare.js
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@ import {
Mesh,
MeshBasicMaterial,
RawShaderMaterial,
UnsignedByteType,
Vector2,
Vector3,
Vector4
Expand Down Expand Up @@ -36,6 +37,8 @@ class Lensflare extends Mesh {
const tempMap = new FramebufferTexture( 16, 16 );
const occlusionMap = new FramebufferTexture( 16, 16 );

let currentType = UnsignedByteType;

// material

const geometry = Lensflare.Geometry;
Expand Down Expand Up @@ -162,6 +165,20 @@ class Lensflare extends Mesh {

renderer.getCurrentViewport( viewport );

const renderTarget = renderer.getRenderTarget();
const type = ( renderTarget !== null ) ? renderTarget.texture.type : UnsignedByteType;

if ( currentType !== type ) {

tempMap.dispose();
occlusionMap.dispose();

tempMap.type = occlusionMap.type = type;

currentType = type;

}

const invAspect = viewport.w / viewport.z;
const halfViewportWidth = viewport.z / 2.0;
const halfViewportHeight = viewport.w / 2.0;
Expand Down