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Instance block scaling #536

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Merged
TheJeran merged 1 commit into from
Jan 29, 2026
Merged

Instance block scaling #536

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3 changes: 2 additions & 1 deletion src/components/textures/shaders/sphereBlocksVert.glsl
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Original file line number Diff line number Diff line change
Expand Up @@ -78,10 +78,11 @@ void main() {
vec3 spherePosition = givePosition(lonlat);
float latitudeFactor = cos(lonlat.y); // Maps -1..1 to proper latitude
float widthFactor = abs(lonBounds.y-lonBounds.x)/(2.0*PI);
float vertFactor = (latBounds.y-latBounds.x)/PI;
float heightFactor = (dispStrength - displaceZero) * displacement;
vec3 scaledPosition = position;
scaledPosition.x *= latitudeFactor * widthFactor;
scaledPosition.z *= widthFactor;
scaledPosition.z *= vertFactor ;
scaledPosition.y += 0.025;
scaledPosition.y *= heightFactor;

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7 changes: 5 additions & 2 deletions src/components/textures/shaders/sphereBlocksVertFlat.glsl
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Expand Up @@ -62,10 +62,13 @@ void main() {
} else {
vec2 centeredUV = (instanceUV - vec2(0.5, 0.5)) * vec2(2.0, 2.0);
vec3 spherePosition = givePosition(instanceUV);
float latitudeFactor = cos(centeredUV.y * 3.14159 * 0.5); // Maps -1..1 to proper latitude
float latitudeFactor = cos(lonlat.y); // Maps -1..1 to proper latitude
float widthFactor = abs(lonBounds.y-lonBounds.x)/(2.0*PI);
float vertFactor = (latBounds.y-latBounds.x)/PI;
float heightFactor = (dispStrength - displaceZero) * displacement;
vec3 scaledPosition = position;
scaledPosition.x *= latitudeFactor;
scaledPosition.x *= latitudeFactor * widthFactor;
scaledPosition.z *= vertFactor ;
scaledPosition.y += 0.025;
scaledPosition.y *= heightFactor;

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