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improve the Circle inline-geometry

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This commit is contained in:
hyzboy 2020-10-19 22:23:39 +08:00
parent 2403cfab10
commit b0b6e48f86
1 changed files with 26 additions and 3 deletions
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29
src/SceneGraph/InlineGeometry.cpp
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@ -116,15 +116,35 @@ namespace hgl
{ {
RenderableCreater rc(db,mtl); RenderableCreater rc(db,mtl);
if(!rc.Init(cci->field_count)) uint edge;
return(nullptr);
if(cci->has_color)
{
edge=cci->field_count+1;
if(!rc.Init(cci->field_count+2))return(nullptr);
}
else
{
edge=cci->field_count;
if(!rc.Init(cci->field_count))return(nullptr);
}
AutoDelete<VB2f> vertex=rc.CreateVADA<VB2f>(VAN::Position); AutoDelete<VB2f> vertex=rc.CreateVADA<VB2f>(VAN::Position);
AutoDelete<VB4f> color=rc.CreateVADA<VB4f>(VAN::Color);
if(!vertex) if(!vertex)
return(nullptr); return(nullptr);
for(uint i=0;i<cci->field_count;i++) if(cci->has_color)
{
if(!color)
return(nullptr);
vertex->Write(cci->center);
color->Write(cci->center_color);
}
for(uint i=0;i<edge;i++)
{ {
float ang=float(i)/float(cci->field_count)*360.0f; float ang=float(i)/float(cci->field_count)*360.0f;
@ -132,6 +152,9 @@ namespace hgl
float y=cci->center.y+cos(hgl_ang2rad(ang))*cci->radius.y; float y=cci->center.y+cos(hgl_ang2rad(ang))*cci->radius.y;
vertex->Write(x,y); vertex->Write(x,y);
if(cci->has_color)
color->Write(cci->border_color);
} }
return rc.Finish(); return rc.Finish();