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Added AABB class, doing frustum culling based screen space AABB based on chunks 8 extreme points (min/max height per corner)

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This commit is contained in:
Erik Broberg
2016-05-13 15:15:08 -04:00
parent 4c3604420e
commit ca968b8589
20 changed files with 376 additions and 72 deletions
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modules/globebrowsing/rendering/patchrenderer.cpp
+8 -8
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@@ -243,10 +243,10 @@ namespace openspace {
Geodetic2 ne = chunk.surfacePatch().northEastCorner();
// Get model space positions of the four control points
Vec3 patchSwModelSpace = ellipsoid.geodetic2ToCartesian(sw);
Vec3 patchSeModelSpace = ellipsoid.geodetic2ToCartesian(se);
Vec3 patchNwModelSpace = ellipsoid.geodetic2ToCartesian(nw);
Vec3 patchNeModelSpace = ellipsoid.geodetic2ToCartesian(ne);
Vec3 patchSwModelSpace = ellipsoid.cartesianSurfacePosition(sw);
Vec3 patchSeModelSpace = ellipsoid.cartesianSurfacePosition(se);
Vec3 patchNwModelSpace = ellipsoid.cartesianSurfacePosition(nw);
Vec3 patchNeModelSpace = ellipsoid.cartesianSurfacePosition(ne);
// Transform all control points to camera space
Vec3 patchSwCameraSpace = Vec3(dmat4(modelViewTransform) * glm::dvec4(patchSwModelSpace, 1));
@@ -530,10 +530,10 @@ namespace openspace {
ivec2 contraction = ivec2(intSnapCoord.y % 2, intSnapCoord.x % 2);
// Get global positions of the four control points
Vec3 patchSw = ellipsoid.geodetic2ToCartesian(newPatch.southWestCorner());
Vec3 patchSe = ellipsoid.geodetic2ToCartesian(newPatch.southEastCorner());
Vec3 patchNw = ellipsoid.geodetic2ToCartesian(newPatch.northWestCorner());
Vec3 patchNe = ellipsoid.geodetic2ToCartesian(newPatch.northEastCorner());
Vec3 patchSw = ellipsoid.cartesianSurfacePosition(newPatch.southWestCorner());
Vec3 patchSe = ellipsoid.cartesianSurfacePosition(newPatch.southEastCorner());
Vec3 patchNw = ellipsoid.cartesianSurfacePosition(newPatch.northWestCorner());
Vec3 patchNe = ellipsoid.cartesianSurfacePosition(newPatch.northEastCorner());
// Transform all control points to camera space
patchSw = Vec3(dmat4(modelViewTransform) * glm::dvec4(patchSw, 1));