Improve projection for very high zoom levels (#8454)

gabeboning · Pessimistress · commit 99fc9301cb22 · 2024-02-09T10:47:07.000-08:00
diff --git a/modules/core/src/shaderlib/project/project.glsl.ts b/modules/core/src/shaderlib/project/project.glsl.ts
@@ -234,7 +234,7 @@ vec4 project_position(vec4 position, vec3 position64Low) {
   }
 
   // Translation is already added to the high parts
-  return project_offset_(position_world + project_uModelMatrix * vec4(position64Low, 0.0));
+  return project_offset_(position_world) + project_offset_(project_uModelMatrix * vec4(position64Low, 0.0));
 }
 
 vec4 project_position(vec4 position) {

Original file line number	Diff line number	Diff line change
`@@ -234,7 +234,7 @@ vec4 project_position(vec4 position, vec3 position64Low) {`
`234`	`234`	`}`
`235`	`235`
`236`	`236`	`// Translation is already added to the high parts`
`237`		`- return project_offset_(position_world + project_uModelMatrix * vec4(position64Low, 0.0));`
	`237`	`+ return project_offset_(position_world) + project_offset_(project_uModelMatrix * vec4(position64Low, 0.0));`
`238`	`238`	`}`
`239`	`239`
`240`	`240`	`vec4 project_position(vec4 position) {`