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augmentation to drawArrow to allow one to explicitly define a radius.

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This commit is contained in:
Azaezel 2018-03-27 14:57:23 -05:00
parent 57a202db69
commit 3cec0f9d98
2 changed files with 5 additions and 5 deletions
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8
Engine/source/gfx/gfxDrawUtil.cpp
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@ -1382,7 +1382,7 @@ void GFXDrawUtil::drawCylinder( const GFXStateBlockDesc &desc, const Point3F &ba
mDevice->popWorldMatrix(); mDevice->popWorldMatrix();
} }
void GFXDrawUtil::drawArrow( const GFXStateBlockDesc &desc, const Point3F &start, const Point3F &end, const ColorI &color ) void GFXDrawUtil::drawArrow( const GFXStateBlockDesc &desc, const Point3F &start, const Point3F &end, const ColorI &color, F32 baseRad )
{ {
GFXTransformSaver saver; GFXTransformSaver saver;
@ -1398,8 +1398,8 @@ void GFXDrawUtil::drawArrow( const GFXStateBlockDesc &desc, const Point3F &start
// Calculate the radius of the cone given that we want the cone to have // Calculate the radius of the cone given that we want the cone to have
// an angle of 25 degrees (just because it looks good). // an angle of 25 degrees (just because it looks good).
F32 coneLen = ( end - coneBase ).len(); F32 coneLen = (baseRad != 0.0f) ? baseRad * 4.0 :( end - coneBase ).len();
F32 coneDiameter = mTan( mDegToRad(25.0f) ) * coneLen; F32 coneDiameter = (baseRad != 0.0f) ? baseRad*4.0f : mTan( mDegToRad(25.0f) ) * coneLen;
// Draw the cone on at the arrow's tip. // Draw the cone on at the arrow's tip.
drawCone( desc, coneBase, end, coneDiameter / 2.0f, color ); drawCone( desc, coneBase, end, coneDiameter / 2.0f, color );
@ -1412,7 +1412,7 @@ void GFXDrawUtil::drawArrow( const GFXStateBlockDesc &desc, const Point3F &start
Point3F coneDiff = end - coneBase; Point3F coneDiff = end - coneBase;
// Draw the cylinder. // Draw the cylinder.
F32 stickRadius = len * 0.025f; F32 stickRadius = (baseRad != 0.0f) ? baseRad : len * 0.025f;
drawCylinder( desc, start, end - coneDiff, stickRadius, color ); drawCylinder( desc, start, end - coneDiff, stickRadius, color );
} }

2
Engine/source/gfx/gfxDrawUtil.h
View file

@ -115,7 +115,7 @@ public:
void drawCapsule( const GFXStateBlockDesc &desc, const Point3F &center, F32 radius, F32 height, const ColorI &color, const MatrixF *xfm = NULL ); void drawCapsule( const GFXStateBlockDesc &desc, const Point3F &center, F32 radius, F32 height, const ColorI &color, const MatrixF *xfm = NULL );
void drawCone( const GFXStateBlockDesc &desc, const Point3F &basePnt, const Point3F &tipPnt, F32 baseRadius, const ColorI &color ); void drawCone( const GFXStateBlockDesc &desc, const Point3F &basePnt, const Point3F &tipPnt, F32 baseRadius, const ColorI &color );
void drawCylinder( const GFXStateBlockDesc &desc, const Point3F &basePnt, const Point3F &tipPnt, F32 baseRadius, const ColorI &color ); void drawCylinder( const GFXStateBlockDesc &desc, const Point3F &basePnt, const Point3F &tipPnt, F32 baseRadius, const ColorI &color );
void drawArrow( const GFXStateBlockDesc &desc, const Point3F &start, const Point3F &end, const ColorI &color ); void drawArrow( const GFXStateBlockDesc &desc, const Point3F &start, const Point3F &end, const ColorI &color, F32 baseRad = 0.0f);
void drawFrustum( const Frustum& f, const ColorI &color ); void drawFrustum( const Frustum& f, const ColorI &color );
/// Draw a solid or wireframe (depending on fill mode of @a desc) polyhedron with the given color. /// Draw a solid or wireframe (depending on fill mode of @a desc) polyhedron with the given color.