初步添加SceneGraph文件
This commit is contained in:
parent
0171feb4df
commit
ed076ad9ca
@ -53,6 +53,7 @@ add_subdirectory(src)
|
||||
SET(ULRE ULRE.Base
|
||||
# ULRE.Util
|
||||
ULRE.RenderDevice.Vulkan
|
||||
ULRE.SceneGraph
|
||||
ULRE.Platform
|
||||
MathGeoLib
|
||||
spirv-cross-core
|
||||
|
||||
53
inc/hgl/graph/AABox.h
Normal file
53
inc/hgl/graph/AABox.h
Normal file
@ -0,0 +1,53 @@
|
||||
#ifndef HGL_GRAPH_AABOX_INCLUDE
|
||||
#define HGL_GRAPH_AABOX_INCLUDE
|
||||
|
||||
#include<hgl/math/Math.h>
|
||||
namespace hgl
|
||||
{
|
||||
namespace graph
|
||||
{
|
||||
/**
|
||||
* AABox
|
||||
*/
|
||||
struct AABox
|
||||
{
|
||||
Vector3f corner;
|
||||
Vector3f center;
|
||||
Vector3f length;
|
||||
Vector3f corner_max;
|
||||
|
||||
public:
|
||||
|
||||
AABox();
|
||||
|
||||
void SetCornerLength(const Vector3f &c,float x,float y,float z) ///<按顶角和长度设置盒子范围
|
||||
{
|
||||
corner=c;
|
||||
length=Vector3f(x,y,z);
|
||||
corner_max=Vector3f(c[0]+x,c[1]+y,c[2]+z);
|
||||
center=(corner+corner_max)/2.0f;
|
||||
}
|
||||
|
||||
void SetCornerLength(const Vector3f &c,const Vector3f &l) ///<按顶角和长度设置盒子范围
|
||||
{
|
||||
SetCornerLength(c,l[0],l[1],l[2]);
|
||||
}
|
||||
|
||||
void SetMinMax(const Vector3f &min_v,const Vector3f &max_v) ///<按最小最大值设置盒子范围
|
||||
{
|
||||
corner=min_v;
|
||||
corner_max=max_v;
|
||||
length=max_v-min_v;
|
||||
center=(min_v+max_v)/2.0f;
|
||||
}
|
||||
|
||||
Vector3f GetVertexP(const Vector3f &)const;
|
||||
Vector3f GetVertexN(const Vector3f &)const;
|
||||
|
||||
public:
|
||||
|
||||
void operator += (const AABox &); ///<融合另一个AABox
|
||||
};//struct AABox
|
||||
}//namespace graph
|
||||
}//namespace hgl
|
||||
#endif//HGL_GRAPH_AABOX_INCLUDE
|
||||
@ -1,23 +0,0 @@
|
||||
#ifndef HGL_GRAPH_AXIS_INCLUDE
|
||||
#define HGL_GRAPH_AXIS_INCLUDE
|
||||
namespace hgl
|
||||
{
|
||||
namespace graph
|
||||
{
|
||||
/**
|
||||
* 轴枚举
|
||||
*/
|
||||
enum Axis
|
||||
{
|
||||
HGL_AXIS_NONE=0,
|
||||
|
||||
HGL_AXIS_X,
|
||||
HGL_AXIS_Y,
|
||||
HGL_AXIS_Z,
|
||||
|
||||
HGL_AXIS_END
|
||||
|
||||
};//enum Axis
|
||||
}//namespace graph
|
||||
}//namespace hgl
|
||||
#endif//HGL_GRAPH_AXIS_INCLUDE
|
||||
71
inc/hgl/graph/Camera.h
Normal file
71
inc/hgl/graph/Camera.h
Normal file
@ -0,0 +1,71 @@
|
||||
#ifndef HGL_GRAPH_CAMERA_INCLUDE
|
||||
#define HGL_GRAPH_CAMERA_INCLUDE
|
||||
|
||||
#include<hgl/math/Math.h>
|
||||
namespace hgl
|
||||
{
|
||||
namespace graph
|
||||
{
|
||||
/**
|
||||
* 摄像机数据结构
|
||||
*/
|
||||
struct Camera
|
||||
{
|
||||
float width; ///<视图宽
|
||||
float height; ///<视图高
|
||||
|
||||
float fov; ///<水平FOV
|
||||
float znear,zfar; ///<Z轴上离眼睛的距离
|
||||
|
||||
Vector3f eye; ///<眼睛坐标
|
||||
Vector3f center; ///<视点坐标
|
||||
Vector3f up_vector; ///<向上量
|
||||
Vector3f forward_vector; ///<向前量
|
||||
};//struct Camera
|
||||
|
||||
void CameraToFrustum(Frustum *,const Camera *);
|
||||
|
||||
void MakeCameraMatrix(Matrix4f *proj,Matrix4f *mv,const Camera *cam);
|
||||
|
||||
/**
|
||||
* 行走模拟像机
|
||||
*/
|
||||
class WalkerCamera:public Camera
|
||||
{
|
||||
public: //方法
|
||||
|
||||
virtual void Backward(float=0.01); ///<向后
|
||||
virtual void Forward(float step=0.01){Backward(-step);} ///<向前
|
||||
|
||||
virtual void Up(float step=0.01); ///<向上
|
||||
virtual void Down(float step=0.01){Up(-step);} ///<向下
|
||||
|
||||
virtual void Right(float step=0.01); ///<向右
|
||||
virtual void Left(float step=0.01){Right(-step);} ///<向左
|
||||
|
||||
public: //以自身为中心旋转
|
||||
|
||||
virtual void BackwardRotate(float=5); ///<以自身为中心向后旋转
|
||||
virtual void ForwardRotate(float ang=5){BackwardRotate(-ang);} ///<以自身为中心向前旋转
|
||||
|
||||
virtual void UpRotate(float=5); ///<以自身为中心向上旋转
|
||||
virtual void DownRotate(float ang=5){UpRotate(-ang);} ///<以自身为中心向下旋转
|
||||
|
||||
virtual void RightRotate(float=5); ///<以自身为中心向右旋转
|
||||
virtual void LeftRotate(float ang=5){RightRotate(-ang);} ///<以自身为中心向左旋转
|
||||
|
||||
public: //以目标点为中心旋转
|
||||
|
||||
virtual void CenterUpRotate(float=5); ///<以目标点为中心向上旋转
|
||||
virtual void CenterDownRotate(float ang=5){CenterUpRotate(-ang);} ///<以目标点为中心向下旋转
|
||||
|
||||
virtual void CenterRightRotate(float ang=5); ///<以目标点为中心向右旋转
|
||||
virtual void CenterLeftRotate(float ang=5){CenterRightRotate(-ang);} ///<以目标点为中心向左旋转
|
||||
|
||||
public: //距离
|
||||
|
||||
virtual void Distance(float=0.9); ///<调整距离
|
||||
};//class WalkerCamera
|
||||
}//namespace graph
|
||||
}//namespace hgl
|
||||
#endif//HGL_GRAPH_CAMERA_INCLUDE
|
||||
@ -2,6 +2,7 @@
|
||||
#define HGL_GRAPH_LIGHT_INCLUDE
|
||||
|
||||
#include<hgl/math/Math.h>
|
||||
#include<hgl/type/Color4f.h>
|
||||
namespace hgl
|
||||
{
|
||||
namespace graph
|
||||
|
||||
104
inc/hgl/graph/SceneNode.h
Normal file
104
inc/hgl/graph/SceneNode.h
Normal file
@ -0,0 +1,104 @@
|
||||
#ifndef HGL_GRAPH_SCENE_NODE_INCLUDE
|
||||
#define HGL_GRAPH_SCENE_NODE_INCLUDE
|
||||
|
||||
#include<hgl/type/List.h>
|
||||
#include<hgl/graph/SceneOrient.h>
|
||||
namespace hgl
|
||||
{
|
||||
namespace graph
|
||||
{
|
||||
class SceneNode;
|
||||
struct Camera;
|
||||
class Frustum;
|
||||
class Renderable;
|
||||
|
||||
typedef List<const SceneNode *> RenderList; ///<渲染列表类型重定义
|
||||
|
||||
typedef float (*RenderListCompFunc)(Camera *,SceneNode *,SceneNode *); ///<渲染列表排序比较函数
|
||||
|
||||
float CameraLengthComp(Camera *,SceneNode *,SceneNode *); ///<摄像机距离比较函数
|
||||
|
||||
typedef bool (*FilterSceneNodeFunc)(const SceneNode *,void *); ///<场景节点过滤函数重定义
|
||||
|
||||
bool FrustumClipFilter(const SceneNode *,void *); ///<平截头截减过滤函数
|
||||
|
||||
/**
|
||||
* 场景节点数据类<br>
|
||||
* 从场景坐标变换(SceneOrient)类继承
|
||||
*/
|
||||
class SceneNode:public SceneOrient ///场景节点类
|
||||
{
|
||||
protected:
|
||||
|
||||
AABB BoundingBox; ///<绑定盒
|
||||
// AABB LocalBoundingBox; ///<本地坐标绑定盒
|
||||
// AABB WorldBoundingBox; ///<世界坐标绑定盒
|
||||
|
||||
Vector3f Center; ///<中心点
|
||||
Vector3f LocalCenter; ///<本地坐标中心点
|
||||
Vector3f WorldCenter; ///<世界坐标中心点
|
||||
|
||||
public:
|
||||
|
||||
List<Renderable *> SubData; ///<可渲染数据
|
||||
ObjectList<SceneNode> SubNode; ///<子节点
|
||||
|
||||
public:
|
||||
|
||||
SceneNode()=default;
|
||||
virtual ~SceneNode()
|
||||
{
|
||||
ClearSubNode();
|
||||
ClearRenderable();
|
||||
}
|
||||
|
||||
void Add(Renderable *r){if(r)SubData.Add(r);} ///<增加一个可渲染数据
|
||||
void ClearRenderable(){SubData.Clear();} ///<清除可渲染数据
|
||||
|
||||
void AddSubNode(SceneNode *n){if(n)SubNode.Add(n);} ///<增加一个子节点
|
||||
SceneNode * CreateSubNode() ///<创建一个子节点
|
||||
{
|
||||
SceneNode *sn=new SceneNode();
|
||||
SubNode.Add(sn);
|
||||
return sn;
|
||||
}
|
||||
|
||||
SceneNode * AddSubNode(Renderable *r,const Matrix4f &m)
|
||||
{
|
||||
if(!r)return(nullptr);
|
||||
|
||||
SceneNode *sn=CreateSubNode();
|
||||
sn->Add(r);
|
||||
sn->SetLocalMatrix(m);
|
||||
return sn;
|
||||
}
|
||||
|
||||
void ClearSubNode(){SubNode.Clear();} ///<清除子节点
|
||||
|
||||
public: //坐标相关方法
|
||||
|
||||
virtual void SetBoundingBox (const AABB &bb){BoundingBox=bb;} ///<设置绑定盒
|
||||
|
||||
virtual void RefreshMatrix (const Matrix4f *mat=nullptr); ///<刷新世界变换矩阵
|
||||
virtual void RefreshBoundingBox (); ///<刷新绑定盒
|
||||
|
||||
virtual const AABB & GetBoundingBox ()const{return BoundingBox;} ///<取得绑定盒
|
||||
// virtual const AABB & GetLocalBoundingBox ()const{return LocalBoundingBox;} ///<取得本地坐标绑定盒
|
||||
// virtual const AABB & GetWorldBoundingBox ()const{return WorldBoundingBox;} ///<取得世界坐标绑定盒
|
||||
|
||||
virtual const Vector3f & GetCenter ()const{return Center;} ///<取得中心点
|
||||
virtual const Vector3f & GetLocalCenter ()const{return LocalCenter;} ///<取得本地坐标中心点
|
||||
virtual const Vector3f & GetWorldCenter ()const{return WorldCenter;} ///<取得世界坐标中心点
|
||||
|
||||
public: //渲染列表相关方法
|
||||
|
||||
virtual bool ExpendToList(RenderList *,FilterSceneNodeFunc func=nullptr,void *func_data=nullptr)const; ///<展开到渲染列表
|
||||
bool ExpendToList(RenderList *rl,Frustum *f)const ///<展开到渲染列表(使用平截头裁剪)
|
||||
{return ExpendToList(rl,FrustumClipFilter,f);}
|
||||
|
||||
bool ExpendToList(RenderList *,const Matrix4f &,const Matrix4f &,RenderListCompFunc=nullptr)const; ///<展开到渲染列表(使用平截头裁剪并排序)
|
||||
bool ExpendToList(RenderList *,Camera *,RenderListCompFunc=nullptr)const; ///<展开到渲染列表(使用摄像机平截头裁剪并排序)
|
||||
};//class SceneNode
|
||||
}//namespace graph
|
||||
}//namespace hgl
|
||||
#endif//HGL_GRAPH_SCENE_NODE_INCLUDE
|
||||
44
inc/hgl/graph/SceneOrient.h
Normal file
44
inc/hgl/graph/SceneOrient.h
Normal file
@ -0,0 +1,44 @@
|
||||
#ifndef HGL_GRAPH_SCENE_ORIENT_INCLUDE
|
||||
#define HGL_GRAPH_SCENE_ORIENT_INCLUDE
|
||||
|
||||
//#include<hgl/type/List.h>
|
||||
#include<hgl/math/Math.h>
|
||||
//#include<hgl/graph/Transform.h>
|
||||
namespace hgl
|
||||
{
|
||||
namespace graph
|
||||
{
|
||||
/**
|
||||
* 方向定位数据基类
|
||||
*/
|
||||
class SceneOrient ///场景定位类
|
||||
{
|
||||
protected:
|
||||
|
||||
//ObjectList<Transform> TransformList;
|
||||
|
||||
Matrix4f LocalMatrix; ///<当前矩阵
|
||||
Matrix4f LocalToWorldMatrix; ///<当前到世界矩阵
|
||||
|
||||
Matrix4f InverseLocalMatrix; ///<反向当前矩阵
|
||||
Matrix4f InverseLocalToWorldMatrix; ///<反向当前到世界矩阵
|
||||
|
||||
public:
|
||||
|
||||
SceneOrient();
|
||||
virtual ~SceneOrient()=default;
|
||||
|
||||
Matrix4f & SetLocalMatrix (const Matrix4f &); ///<设定当前节点矩阵
|
||||
Matrix4f & SetLocalToWorldMatrix (const Matrix4f &); ///<设定当前节点到世界矩阵
|
||||
|
||||
const Matrix4f & GetLocalMatrix ()const {return LocalMatrix;}
|
||||
const Matrix4f & GetLocalToWorldMatrix ()const {return LocalToWorldMatrix;}
|
||||
|
||||
const Matrix4f & GetInverseLocalMatrix ()const {return InverseLocalMatrix;}
|
||||
const Matrix4f & GetInverseLocalToWorldMatrix()const {return InverseLocalToWorldMatrix;}
|
||||
|
||||
void RefreshLocalToWorldMatrix (const Matrix4f *); ///<刷新到世界空间矩阵
|
||||
};//class SceneOrient
|
||||
}//namespace graph
|
||||
}//namespace hgl
|
||||
#endif//HGL_GRAPH_SCENE_ORIENT_INCLUDE
|
||||
@ -2,7 +2,7 @@
|
||||
#define HGL_ALGORITHM_MATH_VECTOR_MATRIX_INCLUDE
|
||||
|
||||
#include<hgl/math/Vector.h>
|
||||
|
||||
#include<hgl/TypeFunc.h>
|
||||
//注：GLM/CML(OpenGLMode)是列矩阵,计算坐标matrix*pos
|
||||
// 而MGL是行矩阵，需要反过来pos*matrix
|
||||
|
||||
|
||||
@ -1,4 +1,5 @@
|
||||
add_subdirectory(Base)
|
||||
add_subdirectory(Base)
|
||||
#add_subdirectory(Util)
|
||||
add_subdirectory(RenderDevice)
|
||||
add_subdirectory(SceneGraph)
|
||||
add_subdirectory(Platform)
|
||||
|
||||
@ -22,8 +22,8 @@
|
||||
${ROOT_INCLUDE_PATH}/hgl/graph/vulkan/VKShaderModuleManage.h
|
||||
${ROOT_INCLUDE_PATH}/hgl/graph/vulkan/VKSurfaceExtensionName.h
|
||||
${ROOT_INCLUDE_PATH}/hgl/graph/vulkan/VKVertexAttributeBinding.h
|
||||
${ROOT_INCLUDE_PATH}/hgl/graph/vulkan/VKTexture.h
|
||||
${ROOT_INCLUDE_PATH}/hgl/graph/vulkan/VKSampler.h)
|
||||
${ROOT_INCLUDE_PATH}/hgl/graph/vulkan/VKTexture.h
|
||||
${ROOT_INCLUDE_PATH}/hgl/graph/vulkan/VKSampler.h)
|
||||
|
||||
SET(RENDER_DEVICE_VULKAN_SOURCE VKFormat.cpp
|
||||
VKInstance.cpp
|
||||
@ -34,7 +34,7 @@ SET(RENDER_DEVICE_VULKAN_SOURCE VKFormat.cpp
|
||||
VKDeviceCreater.cpp
|
||||
VKDevice.cpp
|
||||
VKDeviceBuffer.cpp
|
||||
VKDeviceTexture.cpp
|
||||
VKDeviceTexture.cpp
|
||||
VKBuffer.cpp
|
||||
VKDescriptorSets.cpp
|
||||
VKDescriptorSetLayoutCreater.cpp
|
||||
@ -50,8 +50,8 @@ SET(RENDER_DEVICE_VULKAN_SOURCE VKFormat.cpp
|
||||
VKFence.cpp
|
||||
VKMaterial.cpp
|
||||
VKRenderable.cpp
|
||||
VKTexture.cpp
|
||||
VKSampler.cpp)
|
||||
VKTexture.cpp
|
||||
VKSampler.cpp)
|
||||
|
||||
SET(RENDER_DEVICE_VULKAN_POD_SOURCE pod/VKPipelineCreateInfo.POD.cpp)
|
||||
|
||||
|
||||
54
src/SceneGraph/AABox.cpp
Normal file
54
src/SceneGraph/AABox.cpp
Normal file
@ -0,0 +1,54 @@
|
||||
#include<hgl/graph/AABox.h>
|
||||
namespace hgl
|
||||
{
|
||||
namespace graph
|
||||
{
|
||||
AABox::AABox(void)
|
||||
{
|
||||
corner[0] = 0;
|
||||
corner[1] = 0;
|
||||
corner[2] = 0;
|
||||
|
||||
length[0] = 1.0f;
|
||||
length[1] = 1.0f;
|
||||
length[2] = 1.0f;
|
||||
}
|
||||
|
||||
Vector3f AABox::GetVertexP(const Vector3f &normal) const
|
||||
{
|
||||
Vector3f res = corner;
|
||||
|
||||
if (normal[0] > 0)res[0] += length[0];
|
||||
if (normal[1] > 0)res[1] += length[1];
|
||||
if (normal[2] > 0)res[2] += length[2];
|
||||
|
||||
return(res);
|
||||
}
|
||||
|
||||
Vector3f AABox::GetVertexN(const Vector3f &normal) const
|
||||
{
|
||||
Vector3f res = corner;
|
||||
|
||||
if (normal[0] < 0)res[0] += length[0];
|
||||
if (normal[1] < 0)res[1] += length[1];
|
||||
if (normal[2] < 0)res[2] += length[2];
|
||||
|
||||
return(res);
|
||||
}
|
||||
|
||||
void AABox::operator+=(const AABox &box)
|
||||
{
|
||||
corner[0]=hgl_min(corner[0],box.corner[0]);
|
||||
corner[1]=hgl_min(corner[1],box.corner[1]);
|
||||
corner[2]=hgl_min(corner[2],box.corner[2]);
|
||||
|
||||
corner_max[0]=hgl_max(corner_max[0],box.corner_max[0]);
|
||||
corner_max[1]=hgl_max(corner_max[1],box.corner_max[1]);
|
||||
corner_max[2]=hgl_max(corner_max[2],box.corner_max[2]);
|
||||
|
||||
length=corner_max-corner;
|
||||
|
||||
center=(corner+corner_max)/2.0f;
|
||||
}
|
||||
}//namespace graph
|
||||
}//namespace hgl
|
||||
17
src/SceneGraph/CMakeLists.txt
Normal file
17
src/SceneGraph/CMakeLists.txt
Normal file
@ -0,0 +1,17 @@
|
||||
SET(SCENE_GRAPH_HEADER ${ROOT_INCLUDE_PATH}/hgl/graph/AABox.h
|
||||
${ROOT_INCLUDE_PATH}/hgl/graph/Camera.h
|
||||
${ROOT_INCLUDE_PATH}/hgl/graph/Light.h
|
||||
${ROOT_INCLUDE_PATH}/hgl/graph/SceneNode.h
|
||||
${ROOT_INCLUDE_PATH}/hgl/graph/SceneOrient.h)
|
||||
|
||||
SET(SCENE_GRAPH_SOURCE AABox.cpp
|
||||
Camera.cpp
|
||||
# RenderList.cpp
|
||||
SceneNode.cpp
|
||||
SceneOrient.cpp)
|
||||
|
||||
SOURCE_GROUP("Header Files" FILES ${SCENE_GRAPH_HEADER})
|
||||
SOURCE_GROUP("Source Files" FILES ${SCENE_GRAPH_SOURCE})
|
||||
|
||||
add_library(ULRE.SceneGraph STATIC ${SCENE_GRAPH_HEADER}
|
||||
${SCENE_GRAPH_SOURCE})
|
||||
42
src/SceneGraph/Camera.cpp
Normal file
42
src/SceneGraph/Camera.cpp
Normal file
@ -0,0 +1,42 @@
|
||||
#include<hgl/graph/Camera.h>
|
||||
namespace hgl
|
||||
{
|
||||
namespace graph
|
||||
{
|
||||
inline Matrix4f LookAt(const Vector3f &eye,const Vector3f &target,const Vector3f &up)
|
||||
{
|
||||
Vector3f forward=target-eye;
|
||||
|
||||
normalize(forward);
|
||||
|
||||
Vector3f side=cross(forward,up);
|
||||
|
||||
normalize(side);
|
||||
|
||||
Vector3f nup=cross(side,forward);
|
||||
|
||||
Matrix4f result(side.x, side.y, side.z, 0.0f,
|
||||
nup.x, nup.y, nup.z, 0.0f,
|
||||
-forward.x, -forward.y, -forward.z, 0.0f,
|
||||
0.0f, 0.0f, 0.0f, 1.0f);
|
||||
|
||||
return result*translate(-eye);
|
||||
}
|
||||
|
||||
void CameraToFrustum(Frustum *f,const Camera *cam)
|
||||
{
|
||||
if(!f||!cam)return;
|
||||
|
||||
f->SetVerticalFovAndAspectRatio(DegToRad(cam->fov),cam->width/cam->height);
|
||||
f->SetViewPlaneDistances(cam->znear,cam->zfar);
|
||||
|
||||
//Matrix4f projection_matrix=f->ProjectionMatrix(); //可以用Frustum来算projection matrix
|
||||
}
|
||||
|
||||
void MakeCameraMatrix(Matrix4f *proj,Matrix4f *mv,const Camera *cam)
|
||||
{
|
||||
*proj=perspective(cam->width/cam->height,cam->fov,cam->znear,cam->zfar);
|
||||
*mv=hgl::graph::LookAt(cam->eye,cam->center,cam->up_vector);
|
||||
}
|
||||
}//namespace graph
|
||||
}//namespace hgl
|
||||
84
src/SceneGraph/RenderList.cpp
Normal file
84
src/SceneGraph/RenderList.cpp
Normal file
@ -0,0 +1,84 @@
|
||||
#include<hgl/graph/Camera.h>
|
||||
#include<hgl/graph/SceneNode.h>
|
||||
#include<hgl/graph/Renderable.h>
|
||||
#include<hgl/graph/VertexBuffer.h>
|
||||
#include<hgl/graph/Render.h>
|
||||
//#include<hgl/graph/Frustum.h>
|
||||
|
||||
#include<hgl/algorithm/VectorMath.h>
|
||||
|
||||
namespace hgl
|
||||
{
|
||||
namespace graph
|
||||
{
|
||||
/* float CameraLengthComp(Camera *cam,SceneNode *obj_one,SceneNode *obj_two)
|
||||
{
|
||||
if(!cam||!obj_one||!obj_two)
|
||||
return(0);
|
||||
|
||||
return( length_squared(obj_one->GetCenter(),cam->eye)-
|
||||
length_squared(obj_two->GetCenter(),cam->eye));
|
||||
}
|
||||
|
||||
bool FrustumClipFilter(const SceneNode *node,void *fc)
|
||||
{
|
||||
if(!node||!fc)return(false);
|
||||
|
||||
return (((Frustum *)fc)->BoxIn(node->GetWorldBoundingBox())!=Frustum::OUTSIDE);
|
||||
}*/
|
||||
|
||||
/**
|
||||
* 使用指定矩阵渲染一个渲染列表
|
||||
* @param rl 渲染列表
|
||||
* @param proj 透视矩阵
|
||||
* @param mv 视图矩阵
|
||||
* @return 是否渲染成功
|
||||
*/
|
||||
bool Render(const RenderList *rl,const Matrix4f *proj,const Matrix4f *mv)
|
||||
{
|
||||
if(!rl)
|
||||
return(false);
|
||||
|
||||
int count=rl->GetCount();
|
||||
const SceneNode **node=rl->GetData();
|
||||
|
||||
for(int i=0;i<count;i++)
|
||||
{
|
||||
const Matrix4f fin_mv=(*mv)*(*node)->GetLocalToWorldMatrix();
|
||||
|
||||
int sn=(*node)->SubData.GetCount();
|
||||
Renderable **p=(*node)->SubData.GetData();
|
||||
|
||||
for(int j=0;j<sn;j++)
|
||||
{
|
||||
DirectRender( (*p),
|
||||
proj,
|
||||
&fin_mv);
|
||||
|
||||
p++;
|
||||
}
|
||||
|
||||
node++;
|
||||
}
|
||||
|
||||
return(true);
|
||||
}
|
||||
|
||||
/**
|
||||
* 渲染一个渲染列表
|
||||
* @param rl 渲染列表
|
||||
* @param cam 摄像机
|
||||
* @return 是否渲染成功
|
||||
*/
|
||||
bool Render(const RenderList *rl,const Camera *cam)
|
||||
{
|
||||
if(!rl||!cam)return(false);
|
||||
|
||||
Matrix4f proj,mv;
|
||||
|
||||
MakeCameraMatrix(&proj,&mv,cam);
|
||||
|
||||
return Render(rl,&proj,&mv);
|
||||
}
|
||||
}//namespace graph
|
||||
}//namespace hgl
|
||||
116
src/SceneGraph/SceneNode.cpp
Normal file
116
src/SceneGraph/SceneNode.cpp
Normal file
@ -0,0 +1,116 @@
|
||||
#include<hgl/graph/SceneNode.h>
|
||||
//#include<hgl/graph/Frustum.h>
|
||||
namespace hgl
|
||||
{
|
||||
namespace graph
|
||||
{
|
||||
/**
|
||||
* 刷新矩阵
|
||||
* @param root 根矩阵
|
||||
*/
|
||||
void SceneNode::RefreshMatrix(const Matrix4f *root_matrix)
|
||||
{
|
||||
if(root_matrix)
|
||||
RefreshLocalToWorldMatrix(root_matrix);
|
||||
else
|
||||
LocalToWorldMatrix=LocalMatrix;
|
||||
|
||||
const int count=SubNode.GetCount();
|
||||
|
||||
SceneNode **sub=SubNode.GetData();
|
||||
|
||||
for(int i=0;i<count;i++)
|
||||
{
|
||||
(*sub)->RefreshMatrix(&LocalToWorldMatrix);
|
||||
|
||||
sub++;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 刷新绑定盒
|
||||
*/
|
||||
void SceneNode::RefreshBoundingBox()
|
||||
{
|
||||
int count=SubNode.GetCount();
|
||||
SceneNode **sub=SubNode.GetData();
|
||||
|
||||
Vector3f min_v,max_v;
|
||||
|
||||
for(int i=0;i<count;i++)
|
||||
{
|
||||
(*sub)->RefreshBoundingBox();
|
||||
|
||||
if(i==0)
|
||||
{
|
||||
// min_v=(*sub)->GetBounding();
|
||||
}
|
||||
|
||||
sub++;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 从当前节点展开输出到一个渲染列表
|
||||
* @param rl 渲染列表
|
||||
* @param func 过滤函数
|
||||
* @param func_data 过滤函数用辅助数据
|
||||
* @return 成功与否
|
||||
*/
|
||||
bool SceneNode::ExpendToList(RenderList *rl,FilterSceneNodeFunc func,void *func_data)const
|
||||
{
|
||||
if(!rl)return(false);
|
||||
|
||||
if(func)
|
||||
if(!func(this,func_data))
|
||||
return(false);
|
||||
|
||||
if(SubData.GetCount())
|
||||
rl->Add(this); //增加当前节点
|
||||
|
||||
int count=SubNode.GetCount();
|
||||
SceneNode **sub=SubNode.GetData();
|
||||
|
||||
for(int i=0;i<count;i++)
|
||||
{
|
||||
(*sub)->ExpendToList(rl,func,func_data); //展开子节点
|
||||
|
||||
sub++;
|
||||
}
|
||||
|
||||
return(true);
|
||||
}
|
||||
|
||||
bool SceneNode::ExpendToList(RenderList *rl,const Matrix4f &proj,const Matrix4f &mv,RenderListCompFunc comp_func)const
|
||||
{
|
||||
if(!rl)return(false);
|
||||
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* 从当前节点展开输出到一个渲染列表
|
||||
* @param rl 渲染列表
|
||||
* @param cam 摄像机
|
||||
* @param comp_func 渲染列表远近比较函数
|
||||
*/
|
||||
bool SceneNode::ExpendToList(RenderList *rl,Camera *cam,RenderListCompFunc comp_func)const
|
||||
{
|
||||
if(!rl||!cam)return(false);
|
||||
|
||||
// Frustum f;
|
||||
|
||||
// MakeCameraFrustum(&f,cam);
|
||||
|
||||
// if(!ExpendToList(rl,&f))
|
||||
if(!ExpendToList(rl))
|
||||
return(false);
|
||||
|
||||
if(comp_func)
|
||||
{
|
||||
}
|
||||
|
||||
return(true);
|
||||
}
|
||||
}//namespace graph
|
||||
}//namespace hgl
|
||||
43
src/SceneGraph/SceneOrient.cpp
Normal file
43
src/SceneGraph/SceneOrient.cpp
Normal file
@ -0,0 +1,43 @@
|
||||
#include<hgl/graph/SceneOrient.h>
|
||||
namespace hgl
|
||||
{
|
||||
namespace graph
|
||||
{
|
||||
Matrix4f Ortho2DMatrix; ///<全局2D视图矩阵
|
||||
|
||||
SceneOrient::SceneOrient()
|
||||
{
|
||||
LocalMatrix=
|
||||
LocalToWorldMatrix=
|
||||
InverseLocalMatrix=
|
||||
InverseLocalToWorldMatrix=identity();
|
||||
}
|
||||
|
||||
Matrix4f &SceneOrient::SetLocalMatrix(const Matrix4f &m)
|
||||
{
|
||||
LocalMatrix=m;
|
||||
|
||||
InverseLocalMatrix=inverse(LocalMatrix);
|
||||
|
||||
return LocalMatrix;
|
||||
}
|
||||
|
||||
Matrix4f &SceneOrient::SetLocalToWorldMatrix(const Matrix4f &m)
|
||||
{
|
||||
LocalToWorldMatrix=m;
|
||||
|
||||
InverseLocalToWorldMatrix=inverse(LocalToWorldMatrix);
|
||||
|
||||
return LocalToWorldMatrix;
|
||||
}
|
||||
|
||||
/**
|
||||
* 刷新世界矩阵
|
||||
* @param m 上一级local to world矩阵
|
||||
*/
|
||||
void SceneOrient::RefreshLocalToWorldMatrix(const Matrix4f *m)
|
||||
{
|
||||
SetLocalToWorldMatrix((*m)*LocalMatrix);
|
||||
}
|
||||
}//namespace graph
|
||||
}//namespace hgl
|
||||
Loading…
x
Reference in New Issue
Block a user