Code

Polygons on terrain#2865

Code

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pjcozzi merged 82 commits intomasterCesiumGS/cesium:masterfrom ground-primitiveCesiumGS/cesium:ground-primitiveCopy head branch name to clipboardAug 21, 2015

+3,279-740

Commits

Commits on Feb 21, 2015

• Ground primitive WIP.

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Commits on Feb 24, 2015

• Clamp positions to near plane. Shadow volume sides that are entirely culled by the near plane is a WIP.

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Commits on Mar 3, 2015

• Merge branch 'globe-depth' into ground-primitive

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Commits on Mar 11, 2015

• Merge branch 'globe-depth' into ground-primitive

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Commits on Mar 18, 2015

• Merge branch 'globe-depth' into ground-primitive

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Commits on Mar 24, 2015

• Declare commands and properly release shaders.

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• Update CHANGES.md.

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• Merge branch 'globe-depth' into ground-primitive

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• Clip polygon to the near plane of the first frustum WIP. Added debug command for the volume and to pause the camera for clipping.

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• More ground polygon WIP. Only extrude vertices in vertex shader. Vertex shader now properly finds intersections with the near plane.

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• Fix blinking polygon by slightly offsetting intersection point from the near plane.

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Commits on Mar 25, 2015

• Fix multi-frustum artifact on ground polygons volume.

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• Clean up intersection function to make it more clear and add comments.

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Commits on Mar 27, 2015

• Some shader clean up and fixing a volume artifact WIP.

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Commits on Apr 1, 2015

• Remove ground polygon texture coordinates.

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• Merge branch 'globe-depth' into ground-primitive

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• Add ground polygon development Sandcastle example.

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Commits on Apr 8, 2015

• Use the same normal for both extruded and non-extruded positions. Add another attribute for whether to extrude position or not.

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Commits on Apr 9, 2015

• Fix artifact where more than one frustum was drawing at the far plane. There was not enough precision when offseting from the far plane.

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Commits on Jul 1, 2015

• Merge branch 'master' into ground-primitive

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Commits on Jul 8, 2015

• Merge remote-tracking branch 'origin' into ground-primitive

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Commits on Jul 9, 2015

• Fix looking up at terrain when inside the shadow volume.

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  9b54673

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• Remove code for culled lines from the function to clip the line against the frustum planes.

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• Avoid computing eye coordinates multiple times.

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Commits on Jul 15, 2015

• Fix shadow volumes by using a different technique.

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  f8877cd

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• Move to more general ground primitive WIP.

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  c344aa2

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• Remove ground polygon for more general ground primitive.

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• Merge branch 'master' into ground-primitive

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• Add Columbus view support and per instance attribute support.

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Commits on Jul 16, 2015

• Add commands for z-pass algorithm.

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Commits on Jul 17, 2015

• Add support for more geometry that can be clamped to the ground. Add z-pass optimization.

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Commits on Jul 22, 2015

• Compute shadow volume height based on granularity. Overlap frustums when rendering ground primitive.

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• Merge branch 'master' into ground-primitive

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Commits on Jul 23, 2015

• Remove z-pass optimization to fix multi-frustum artifact.

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  68c49f8

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• Fix rectangle geometry surface volume.

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  d55ff80

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• Clean up primitive shadow volume creation.

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• Add picking support to ground primitive and remove model matrix option.

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Commits on Jul 24, 2015

• Merge branch 'master' into ground-primitive

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• Reapply change from merge to reorganized code.

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• Merge branch 'globe-pick' into ground-primitive

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• Use a depth/stencil renderbuffer with the picking fbo.

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Commits on Jul 27, 2015

• Merge branch 'master' into ground-primitive

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• Merge branch 'depth-plane' into ground-primitive

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Commits on Jul 28, 2015

• Add doc and properties forwarded to the primitive.

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• Clean up ground primitive example.

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• Rename _createShadowVolume by removing the underscore and making it private.

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• Merge branch 'master' into ground-primitive

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• Remove #ifdefs from shader checking for GL_EXT_frag_depth. The shader will not be compiled if the extension is not supported.

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Commits on Jul 29, 2015

• Porting Primitive tests for GroundPrimitive WIP.

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• Add remaining tests.

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• Update doc.

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• Update CHANGES.md.

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Commits on Jul 31, 2015

• Merge branch 'master' into ground-primitive

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Commits on Aug 17, 2015

• Refactor Primitive and GroundPrimitive updates.

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• Merge branch 'master' into ground-primitive

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• Add hooks to Primitive to override render state, shader, and command creation.

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• The GroundPrimitive creates more commands that Primitive. Properly sync commands with computed bounding spheres.

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Commits on Aug 18, 2015

• Add prototype versions of distanceSquaredTo and computePlaneDistances for BoundingSphere.

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• Add OrientedBoundingBox.distanceSquaredTo.

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• Add OrientedBoundingBox.computePlaneDistances.

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• Add an isOccluded function to the prototypes of BoundingSphere and OrientedBoundingBox to determine if it is occluded by an Occluder.

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• Add support for both bounding spheres and boxes to Scene.

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• Add hook to primitive for creating custom bounding volumes for geometry.

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  21d0118

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• Remove unnecessary vector multiplies and magnitudes when getting distance from bounding volumes to planes.

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• Use OBBs as bounding volumes for ground primitives.

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  a4e8fa9

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• Modify debugShowBoundingVolume to work with OBBs.

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Commits on Aug 19, 2015

• Merge branch 'master' into ground-primitive

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• Fix ground primitive bounding volumes when not in 3D.

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• Change geometryInstances to geometryInstance since batching is not supported.

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  e301a3c

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• Fix tests.

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  e9caa53

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• Test optimization from review.

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• Add tests for new BoundingSphere and OrientedBoundingBox functions.

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Commits on Aug 20, 2015

• Use scene instead of context for ground primitive rendering tests.

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  b50d97a

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• Fix test.

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• Enable picking ground primitives when depthTestAgainstTerrain is false.

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• Merge branch 'master' into ground-primitive

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• Merge branch 'master' into ground-primitive

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Commits on Aug 21, 2015

• Update CHANGES.ms.

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• Merge branch 'master' into ground-primitive

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• Fix after merge.

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• Fix IE tests.

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• Add GroundPrimitive.isSupported.

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