fixed points texture bug (oppenfuture#38)

chubei-oppen · WenjieLiuu · web-flow · commit ce740a8a6fb8 · 2021-12-31T09:02:26.000+08:00
Co-authored-by: WenjieLiuu &lt;56020612@qq.com&gt;
diff --git a/examples/jsm/loaders/GLTFLoader.js b/examples/jsm/loaders/GLTFLoader.js
@@ -1990,6 +1990,7 @@ class GLTFMaterialsPointSpriteExtension {
 				if (vIntensity <= 0.0) discard;
 				gl_FragColor = vColor;
 				vec2 rotateUv = rotateUV(gl_PointCoord, vRandom * vIntensity * PI * 0.6);
+				rotateUv = clamp(rotateUv, 0.0, 1.0);
 				gl_FragColor = gl_FragColor * texture2D( pointTexture, rotateUv );
 			}
 			`,

Original file line number	Diff line number	Diff line change
`@@ -1990,6 +1990,7 @@ class GLTFMaterialsPointSpriteExtension {`
`1990`	`1990`	`if (vIntensity <= 0.0) discard;`
`1991`	`1991`	`gl_FragColor = vColor;`
`1992`	`1992`	`vec2 rotateUv = rotateUV(gl_PointCoord, vRandom * vIntensity * PI * 0.6);`
	`1993`	`+ rotateUv = clamp(rotateUv, 0.0, 1.0);`
`1993`	`1994`	`gl_FragColor = gl_FragColor * texture2D( pointTexture, rotateUv );`
`1994`	`1995`	`}`
`1995`	`1996`	`,