draw gizmo3d move, next step is mouse to pick the gizmo
This commit is contained in:
parent
d5eeb081e1
commit
b16341c0f9
BIN
doc/Gizmo.odg
Normal file
BIN
doc/Gizmo.odg
Normal file
Binary file not shown.
@ -0,0 +1,234 @@
|
||||
// Gizmo 3D Move
|
||||
|
||||
#include"VulkanAppFramework.h"
|
||||
#include<hgl/filesystem/FileSystem.h>
|
||||
#include<hgl/graph/InlineGeometry.h>
|
||||
#include<hgl/graph/VKRenderResource.h>
|
||||
#include<hgl/graph/RenderList.h>
|
||||
#include<hgl/graph/Camera.h>
|
||||
#include<hgl/graph/Ray.h>
|
||||
#include<hgl/graph/VKVertexAttribBuffer.h>
|
||||
#include<hgl/graph/mtl/Material3DCreateConfig.h>
|
||||
|
||||
using namespace hgl;
|
||||
using namespace hgl::graph;
|
||||
|
||||
static Color4f white_color(1,1,1,1);
|
||||
static Color4f yellow_color(1,1,0,1);
|
||||
|
||||
class TestApp:public SceneAppFramework
|
||||
{
|
||||
Color4f color;
|
||||
|
||||
DeviceBuffer *ubo_color=nullptr;
|
||||
|
||||
private:
|
||||
|
||||
Material * mtl_vtx_lum =nullptr;
|
||||
MaterialInstance * mi_plane_grid =nullptr;
|
||||
Pipeline * pipeline_vtx_lum =nullptr;
|
||||
Primitive * ro_plane_grid =nullptr;
|
||||
|
||||
Material * mtl_vtx_color =nullptr;
|
||||
MaterialInstance * mi_line =nullptr;
|
||||
Pipeline * pipeline_vtx_color =nullptr;
|
||||
Primitive * ro_line =nullptr;
|
||||
|
||||
VBO * vbo_pos =nullptr;
|
||||
|
||||
Ray ray;
|
||||
|
||||
private:
|
||||
|
||||
bool InitMaterialAndPipeline()
|
||||
{
|
||||
{
|
||||
mtl::Material3DCreateConfig cfg(device->GetDeviceAttribute(),"VertexLuminance3D",Prim::Lines);
|
||||
|
||||
cfg.local_to_world=true;
|
||||
|
||||
mtl_vtx_lum=db->LoadMaterial("Std3D/VertexLum3D",&cfg);
|
||||
if(!mtl_vtx_lum)return(false);
|
||||
|
||||
mi_plane_grid=db->CreateMaterialInstance(mtl_vtx_lum,nullptr,&white_color);
|
||||
if(!mi_plane_grid)return(false);
|
||||
|
||||
pipeline_vtx_lum=CreatePipeline(mtl_vtx_lum,InlinePipeline::Solid3D,Prim::Lines);
|
||||
|
||||
if(!pipeline_vtx_lum)
|
||||
return(false);
|
||||
}
|
||||
|
||||
{
|
||||
mtl::Material3DCreateConfig cfg(device->GetDeviceAttribute(),"VertexColor3D",Prim::Lines);
|
||||
|
||||
cfg.local_to_world=true;
|
||||
|
||||
mtl_vtx_color=db->LoadMaterial("Std3D/VertexColor3D",&cfg);
|
||||
if(!mtl_vtx_color)return(false);
|
||||
|
||||
mi_line=db->CreateMaterialInstance(mtl_vtx_color);
|
||||
if(!mi_line)return(false);
|
||||
|
||||
{
|
||||
const PipelineData *ipd=GetPipelineData(InlinePipeline::Solid3D);
|
||||
|
||||
if(!ipd)
|
||||
return(false);
|
||||
|
||||
PipelineData *pd=new PipelineData(ipd);
|
||||
|
||||
pd->SetLineWidth(2);
|
||||
|
||||
pipeline_vtx_color=CreatePipeline(mtl_vtx_color,pd,Prim::Lines);
|
||||
|
||||
delete pd;
|
||||
|
||||
if(!pipeline_vtx_color)
|
||||
return(false);
|
||||
}
|
||||
}
|
||||
|
||||
return(true);
|
||||
}
|
||||
|
||||
Renderable *Add(Primitive *r,MaterialInstance *mi,Pipeline *p)
|
||||
{
|
||||
Renderable *ri=db->CreateRenderable(r,mi,p);
|
||||
|
||||
if(!ri)
|
||||
{
|
||||
LOG_ERROR(OS_TEXT("Create Renderable failed."));
|
||||
return(nullptr);
|
||||
}
|
||||
|
||||
render_root.CreateSubNode(ri);
|
||||
|
||||
return ri;
|
||||
}
|
||||
|
||||
/**
|
||||
* 写入一个坐标轴的线条数据.
|
||||
*
|
||||
* \param pos 要写入数据的指针
|
||||
* \param max_line 主线条方向
|
||||
* \param oa1 其它轴1方向
|
||||
* \param oa2 其它轴2方向
|
||||
*/
|
||||
void WriteAxisPosition(Vector3f *pos,const Vector3f &max_line,const Vector3f &oa1,const Vector3f &oa2)
|
||||
{
|
||||
constexpr const float AXIS_LENGTH =4;
|
||||
constexpr const float AXIS_MIN_STEP =1;
|
||||
constexpr const float AXIS_ARROW_SIZE=0.25;
|
||||
|
||||
const Vector3f end_pos =max_line*AXIS_LENGTH; ///<最终点位置
|
||||
const Vector3f cross_pos=max_line*AXIS_MIN_STEP; ///<坐标轴尾部交叉线位置
|
||||
const Vector3f arrow_pos=max_line*(AXIS_LENGTH-AXIS_MIN_STEP); ///<箭头末端在主线上的位置
|
||||
|
||||
//主线
|
||||
pos[0]=Vector3f(0, 0, 0);
|
||||
pos[1]=end_pos;
|
||||
|
||||
//四根箭头线
|
||||
pos[2]=end_pos;
|
||||
pos[3]=arrow_pos-oa1*AXIS_ARROW_SIZE;
|
||||
|
||||
pos[4]=end_pos;
|
||||
pos[5]=arrow_pos+oa1*AXIS_ARROW_SIZE;
|
||||
|
||||
pos[6]=end_pos;
|
||||
pos[7]=arrow_pos-oa2*AXIS_ARROW_SIZE;
|
||||
|
||||
pos[8]=end_pos;
|
||||
pos[9]=arrow_pos+oa2*AXIS_ARROW_SIZE;
|
||||
|
||||
//侧边连接其它轴线
|
||||
pos[10]=cross_pos;
|
||||
pos[11]=cross_pos+oa1*AXIS_MIN_STEP;
|
||||
pos[12]=cross_pos;
|
||||
pos[13]=cross_pos+oa2*AXIS_MIN_STEP;
|
||||
}
|
||||
|
||||
bool CreateRenderObject()
|
||||
{
|
||||
using namespace inline_geometry;
|
||||
|
||||
{
|
||||
struct PlaneGridCreateInfo pgci;
|
||||
|
||||
pgci.grid_size.width =32;
|
||||
pgci.grid_size.height=32;
|
||||
|
||||
pgci.sub_count.width =8;
|
||||
pgci.sub_count.height=8;
|
||||
|
||||
pgci.lum=0.5;
|
||||
pgci.sub_lum=0.75;
|
||||
|
||||
ro_plane_grid=CreatePlaneGrid(db,mtl_vtx_lum->GetDefaultVIL(),&pgci);
|
||||
}
|
||||
|
||||
{
|
||||
constexpr const uint AXIS_MAX_LINES =7;
|
||||
|
||||
ro_line=db->CreatePrimitive("Line",AXIS_MAX_LINES*2*3);
|
||||
if(!ro_line)return(false);
|
||||
|
||||
Vector3f position_data[3][AXIS_MAX_LINES*2];
|
||||
|
||||
WriteAxisPosition(position_data[0],Vector3f(1,0,0),Vector3f(0,1,0),Vector3f(0,0,1));
|
||||
WriteAxisPosition(position_data[1],Vector3f(0,1,0),Vector3f(1,0,0),Vector3f(0,0,1));
|
||||
WriteAxisPosition(position_data[2],Vector3f(0,0,1),Vector3f(1,0,0),Vector3f(0,1,0));
|
||||
|
||||
Color4f color_data[3][AXIS_MAX_LINES*2];
|
||||
|
||||
for(Color4f &c:color_data[0])c=Color4f(1,0,0,1);
|
||||
for(Color4f &c:color_data[1])c=Color4f(0,1,0,1);
|
||||
for(Color4f &c:color_data[2])c=Color4f(0,0,1,1);
|
||||
|
||||
if(!ro_line->Set(VAN::Position, vbo_pos= db->CreateVBO(VF_V3F,AXIS_MAX_LINES*2*3,position_data)))return(false);
|
||||
if(!ro_line->Set(VAN::Color, db->CreateVBO(VF_V4F,AXIS_MAX_LINES*2*3,color_data )))return(false);
|
||||
}
|
||||
|
||||
return(true);
|
||||
}
|
||||
|
||||
bool InitScene()
|
||||
{
|
||||
//Add(ro_plane_grid,mi_plane_grid,pipeline_vtx_lum);
|
||||
Add(ro_line,mi_line,pipeline_vtx_color);
|
||||
|
||||
camera->pos=Vector3f(32,32,32);
|
||||
camera_control->SetTarget(Vector3f(0,0,0));
|
||||
camera_control->Refresh();
|
||||
|
||||
render_root.RefreshMatrix();
|
||||
render_list->Expend(&render_root);
|
||||
|
||||
return(true);
|
||||
}
|
||||
|
||||
public:
|
||||
|
||||
bool Init(int w,int h) override
|
||||
{
|
||||
if(!SceneAppFramework::Init(w,h))
|
||||
return(false);
|
||||
|
||||
if(!InitMaterialAndPipeline())
|
||||
return(false);
|
||||
|
||||
if(!CreateRenderObject())
|
||||
return(false);
|
||||
|
||||
if(!InitScene())
|
||||
return(false);
|
||||
|
||||
return(true);
|
||||
}
|
||||
};//class TestApp:public CameraAppFramework
|
||||
|
||||
int main(int,char **)
|
||||
{
|
||||
return RunApp<TestApp>(1280,720);
|
||||
}
|
||||
Loading…
x
Reference in New Issue
Block a user