Differential D11003 Diff 36252 source/blender/blenkernel/intern/volume_render.cc

Changeset View

Standalone View

source/blender/blenkernel/intern/volume_render.cc

Show First 20 Lines • Show All 217 Lines • ▼ Show 20 Lines	static blender::Vector<openvdb::CoordBBox> get_bounding_boxes(VolumeGridType grid_type,
return BKE_volume_grid_type_operation(grid_type, op);		return BKE_volume_grid_type_operation(grid_type, op);
}		}

static void boxes_to_center_points(blender::Span<openvdb::CoordBBox> boxes,		static void boxes_to_center_points(blender::Span<openvdb::CoordBBox> boxes,
const openvdb::math::Transform &transform,		const openvdb::math::Transform &transform,
blender::MutableSpan<blender::float3> r_verts)		blender::MutableSpan<blender::float3> r_verts)
{		{
BLI_assert(boxes.size() == r_verts.size());		BLI_assert(boxes.size() == r_verts.size());
for (const int i : boxes.index_range()) {		for (const int i : blender::iter_indices(boxes)) {
openvdb::Vec3d center = transform.indexToWorld(boxes[i].getCenter());		openvdb::Vec3d center = transform.indexToWorld(boxes[i].getCenter());
r_verts[i] = blender::float3(center[0], center[1], center[2]);		r_verts[i] = blender::float3(center[0], center[1], center[2]);
}		}
}		}

static void boxes_to_corner_points(blender::Span<openvdb::CoordBBox> boxes,		static void boxes_to_corner_points(blender::Span<openvdb::CoordBBox> boxes,
const openvdb::math::Transform &transform,		const openvdb::math::Transform &transform,
blender::MutableSpan<blender::float3> r_verts)		blender::MutableSpan<blender::float3> r_verts)
{		{
BLI_assert(boxes.size() * 8 == r_verts.size());		BLI_assert(boxes.size() * 8 == r_verts.size());
for (const int i : boxes.index_range()) {		for (const int i : blender::iter_indices(boxes)) {
const openvdb::CoordBBox &box = boxes[i];		const openvdb::CoordBBox &box = boxes[i];

/* The ordering of the corner points is lexicographic. */		/* The ordering of the corner points is lexicographic. */
std::array<openvdb::Coord, 8> corners;		std::array<openvdb::Coord, 8> corners;
box.getCornerPoints(corners.data());		box.getCornerPoints(corners.data());

for (int j = 0; j < 8; j++) {		for (int j = 0; j < 8; j++) {
openvdb::Coord corner_i = corners[j];		openvdb::Coord corner_i = corners[j];
▲ Show 20 Lines • Show All 153 Lines • ▼ Show 20 Lines	static void grow_triangles(blender::MutableSpan<blender::float3> verts,
* This formula simply tries increases the length of all edges. */		* This formula simply tries increases the length of all edges. */
blender::Array<blender::float3> offsets(verts.size(), {0, 0, 0});		blender::Array<blender::float3> offsets(verts.size(), {0, 0, 0});
for (const std::array<int, 3> &tri : tris) {		for (const std::array<int, 3> &tri : tris) {
offsets[tri[0]] += factor * (2 * verts[tri[0]] - verts[tri[1]] - verts[tri[2]]);		offsets[tri[0]] += factor * (2 * verts[tri[0]] - verts[tri[1]] - verts[tri[2]]);
offsets[tri[1]] += factor * (2 * verts[tri[1]] - verts[tri[0]] - verts[tri[2]]);		offsets[tri[1]] += factor * (2 * verts[tri[1]] - verts[tri[0]] - verts[tri[2]]);
offsets[tri[2]] += factor * (2 * verts[tri[2]] - verts[tri[0]] - verts[tri[1]]);		offsets[tri[2]] += factor * (2 * verts[tri[2]] - verts[tri[0]] - verts[tri[1]]);
}		}
/* Apply the computed offsets. */		/* Apply the computed offsets. */
for (const int i : verts.index_range()) {		for (const int i : blender::iter_indices(verts)) {
verts[i] += offsets[i];		verts[i] += offsets[i];
}		}
}		}
#endif /* WITH_OPENVDB */		#endif /* WITH_OPENVDB */

void BKE_volume_grid_selection_surface(const Volume *volume,		void BKE_volume_grid_selection_surface(const Volume *volume,
const VolumeGrid *volume_grid,		const VolumeGrid *volume_grid,
BKE_volume_selection_surface_cb cb,		BKE_volume_selection_surface_cb cb,
Show All 36 Lines