vsg: include/vsg/utils/ComputeBounds.h Source File

vsg 1.1.3 VulkanSceneGraph library

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ComputeBounds.h
1#pragma once
2
3/* <editor-fold desc="MIT License">
4
5Copyright(c) 2018 Robert Osfield
6
7Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
8
9The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
10
11THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
12
13</editor-fold> */
14
15#include <vsg/maths/box.h>
16#include <vsg/state/ArrayState.h>
17
18namespace vsg
19{
20
22 class VSG_DECLSPEC ComputeBounds : public Inherit<ConstVisitor, ComputeBounds>
23 {
24 public:
25 ComputeBounds(ref_ptr<ArrayState> intialArrayState = {});
26
28 dbox bounds;
29
32 bool useNodeBounds = true;
33
34 using ArrayStateStack = std::vector<ref_ptr<ArrayState>>;
35 ArrayStateStack arrayStateStack;
36
37 using MatrixStack = std::vector<dmat4>;
38 MatrixStack matrixStack;
39
40 ref_ptr<const ushortArray> ushort_indices;
41 ref_ptr<const uintArray> uint_indices;
42
43 void apply(const Object& node) override;
44 void apply(const StateGroup& stategroup) override;
45 void apply(const Transform& transform) override;
46 void apply(const MatrixTransform& transform) override;
47 void apply(const CullNode& cullNode) override;
48 void apply(const CullGroup& cullGroup) override;
49 void apply(const LOD& lod) override;
50 void apply(const PagedLOD& plod) override;
51 void apply(const Geometry& geometry) override;
52 void apply(const VertexDraw& vid) override;
53 void apply(const VertexIndexDraw& vid) override;
54 void apply(const BindVertexBuffers& bvb) override;
55 void apply(const BindIndexBuffer& bib) override;
56 void apply(const StateCommand& statecommand) override;
57 void apply(const Draw& draw) override;
58 void apply(const DrawIndexed& drawIndexed) override;
59 void apply(const Text& text) override;
60 void apply(const TextGroup& textGroup) override;
61 void apply(const TextTechnique& techqniey) override;
62
63 void apply(const BufferInfo& bufferInfo) override;
64 void apply(const ushortArray& array) override;
65 void apply(const uintArray& array) override;
66
67 virtual void applyDraw(uint32_t firstVertex, uint32_t vertexCount, uint32_t firstInstance, uint32_t instanceCount);
68 virtual void applyDrawIndexed(uint32_t firstIndex, uint32_t indexCount, uint32_t firstInstance, uint32_t instanceCount);
69
70 void add(const dbox& bb);
71 void add(const dsphere& bs);
72 };
73 VSG_type_name(vsg::ComputeBounds);
74
75} // namespace vsg
vsg::BindIndexBuffer
BindIndexBuffer command encapsulates vkCmdBindIndexBuffer call and associated settings.
Definition BindIndexBuffer.h:28
vsg::BindVertexBuffers
BindVertexBuffers command encapsulates vkCmdBindVertexBuffers call and associated settings.
Definition BindVertexBuffers.h:25
vsg::BufferInfo
BufferInfo encapsulates the settings that map to VkDescriptorBufferInfo.
Definition BufferInfo.h:27
vsg::ComputeBounds
ComputeBounds traverses a scene graph computing an overall bounding box that encloses all the geometr...
Definition ComputeBounds.h:23
vsg::ComputeBounds::bounds
dbox bounds
Result of compute bounds traversal.
Definition ComputeBounds.h:28
vsg::CullGroup
CullNode that enables view frustum culling on a list of children.
Definition CullGroup.h:23
vsg::CullNode
Definition CullNode.h:25
vsg::Draw
Draw command encapsulates vkCmdDraw call and associated settings.
Definition Draw.h:24
vsg::DrawIndexed
DrawIndexed command encapsulates vkCmdDrawIndexed call and associated settings.
Definition DrawIndexed.h:24
vsg::Geometry
Definition Geometry.h:30
vsg::Inherit
Definition Inherit.h:28
vsg::LOD
Definition LOD.h:33
vsg::MatrixTransform
Definition MatrixTransform.h:24
vsg::Object
Definition Object.h:60
vsg::PagedLOD
Definition PagedLOD.h:36
vsg::StateCommand
Definition StateCommand.h:24
vsg::StateGroup
Definition StateGroup.h:32
vsg::TextGroup
Definition TextGroup.h:27
vsg::Text
Definition Text.h:30
vsg::TextTechnique
Definition TextTechnique.h:25
vsg::Transform
Transform node is a pure virtual base class for positioning/scaling/rotating subgraphs.
Definition Transform.h:22
vsg::VertexDraw
Definition VertexDraw.h:25
vsg::VertexIndexDraw
Definition VertexIndexDraw.h:25
vsg::ref_ptr
Definition ref_ptr.h:22
vsg::t_box< double >
vsg::t_sphere< double >