b2DebugDraw

boxdd_sys::ffi

Struct b2DebugDraw 

Source 
#[repr(C)]
pub struct b2DebugDraw {
Show 26 fields
    pub DrawPolygonFcn: Option<unsafe extern "C" fn(vertices: *const b2Vec2, vertexCount: c_int, color: b2HexColor, context: *mut c_void)>,
    pub DrawSolidPolygonFcn: Option<unsafe extern "C" fn(transform: b2Transform, vertices: *const b2Vec2, vertexCount: c_int, radius: f32, color: b2HexColor, context: *mut c_void)>,
    pub DrawCircleFcn: Option<unsafe extern "C" fn(center: b2Vec2, radius: f32, color: b2HexColor, context: *mut c_void)>,
    pub DrawSolidCircleFcn: Option<unsafe extern "C" fn(transform: b2Transform, radius: f32, color: b2HexColor, context: *mut c_void)>,
    pub DrawSolidCapsuleFcn: Option<unsafe extern "C" fn(p1: b2Vec2, p2: b2Vec2, radius: f32, color: b2HexColor, context: *mut c_void)>,
    pub DrawLineFcn: Option<unsafe extern "C" fn(p1: b2Vec2, p2: b2Vec2, color: b2HexColor, context: *mut c_void)>,
    pub DrawTransformFcn: Option<unsafe extern "C" fn(transform: b2Transform, context: *mut c_void)>,
    pub DrawPointFcn: Option<unsafe extern "C" fn(p: b2Vec2, size: f32, color: b2HexColor, context: *mut c_void)>,
    pub DrawStringFcn: Option<unsafe extern "C" fn(p: b2Vec2, s: *const c_char, color: b2HexColor, context: *mut c_void)>,
    pub drawingBounds: b2AABB,
    pub forceScale: f32,
    pub jointScale: f32,
    pub drawShapes: bool,
    pub drawJoints: bool,
    pub drawJointExtras: bool,
    pub drawBounds: bool,
    pub drawMass: bool,
    pub drawBodyNames: bool,
    pub drawContactPoints: bool,
    pub drawGraphColors: bool,
    pub drawContactFeatures: bool,
    pub drawContactNormals: bool,
    pub drawContactForces: bool,
    pub drawFrictionForces: bool,
    pub drawIslands: bool,
    pub context: *mut c_void,

}
Expand description

This struct holds callbacks you can implement to draw a Box2D world. This structure should be zero initialized. @ingroup world

Fields§

§DrawPolygonFcn: Option<unsafe extern "C" fn(vertices: *const b2Vec2, vertexCount: c_int, color: b2HexColor, context: *mut c_void)>

Draw a closed polygon provided in CCW order.

§DrawSolidPolygonFcn: Option<unsafe extern "C" fn(transform: b2Transform, vertices: *const b2Vec2, vertexCount: c_int, radius: f32, color: b2HexColor, context: *mut c_void)>

Draw a solid closed polygon provided in CCW order.

§DrawCircleFcn: Option<unsafe extern "C" fn(center: b2Vec2, radius: f32, color: b2HexColor, context: *mut c_void)>

Draw a circle.

§DrawSolidCircleFcn: Option<unsafe extern "C" fn(transform: b2Transform, radius: f32, color: b2HexColor, context: *mut c_void)>

Draw a solid circle.

§DrawSolidCapsuleFcn: Option<unsafe extern "C" fn(p1: b2Vec2, p2: b2Vec2, radius: f32, color: b2HexColor, context: *mut c_void)>

Draw a solid capsule.

§DrawLineFcn: Option<unsafe extern "C" fn(p1: b2Vec2, p2: b2Vec2, color: b2HexColor, context: *mut c_void)>

Draw a line segment.

§DrawTransformFcn: Option<unsafe extern "C" fn(transform: b2Transform, context: *mut c_void)>

Draw a transform. Choose your own length scale.

§DrawPointFcn: Option<unsafe extern "C" fn(p: b2Vec2, size: f32, color: b2HexColor, context: *mut c_void)>

Draw a point.

§DrawStringFcn: Option<unsafe extern "C" fn(p: b2Vec2, s: *const c_char, color: b2HexColor, context: *mut c_void)>

Draw a string in world space

§drawingBounds: b2AABB

World bounds to use for debug draw

§forceScale: f32

Scale to use when drawing forces

§jointScale: f32

Global scaling for joint drawing

§drawShapes: bool

Option to draw shapes

§drawJoints: bool

Option to draw joints

§drawJointExtras: bool

Option to draw additional information for joints

§drawBounds: bool

Option to draw the bounding boxes for shapes

§drawMass: bool

Option to draw the mass and center of mass of dynamic bodies

§drawBodyNames: bool

Option to draw body names

§drawContactPoints: bool

Option to draw contact points

§drawGraphColors: bool

Option to visualize the graph coloring used for contacts and joints

§drawContactFeatures: bool

Option to draw contact feature ids

§drawContactNormals: bool

Option to draw contact normals

§drawContactForces: bool

Option to draw contact normal forces

§drawFrictionForces: bool

Option to draw contact friction forces

§drawIslands: bool

Option to draw islands as bounding boxes

§context: *mut c_void

User context that is passed as an argument to drawing callback functions

Trait Implementations§

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impl Clone for b2DebugDraw

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fn clone(&self) -> b2DebugDraw

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for b2DebugDraw

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Copy for b2DebugDraw

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fn borrow_mut(&mut self) -> &mut T

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impl<T> CloneToUninit for T
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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

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type Error = <U as TryFrom<T>>::Error

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