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Merge pull request #4886 from shimaowo/fix_gltf2_camera_fov

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Fix: fix incorrect math for calculating the horizontal FOV of a perspective camera in gltf2 import #4435
This commit is contained in:
Kim Kulling
2023-01-23 20:06:06 +01:00
committed by GitHub
parent ff9b6c8d79 3e20502e0f
commit a9ce8a967d
1 changed files with 1 additions and 1 deletions
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code/AssetLib/glTF2/glTF2Importer.cpp
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@@ -853,7 +853,7 @@ void glTF2Importer::ImportCameras(glTF2::Asset &r) {
if (cam.type == Camera::Perspective) {
aicam->mAspect = cam.cameraProperties.perspective.aspectRatio;
aicam->mHorizontalFOV = cam.cameraProperties.perspective.yfov * ((aicam->mAspect == 0.f) ? 1.f : aicam->mAspect);
aicam->mHorizontalFOV = 2.0f * std::atan(std::tan(cam.cameraProperties.perspective.yfov * 0.5f) * ((aicam->mAspect == 0.f) ? 1.f : aicam->mAspect));
aicam->mClipPlaneFar = cam.cameraProperties.perspective.zfar;
aicam->mClipPlaneNear = cam.cameraProperties.perspective.znear;
} else {