Struct b2DebugDraw 

#[repr(C)]
pub struct b2DebugDraw {

    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,
}

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

impl Clone for b2DebugDraw

fn clone(&self) -> b2DebugDraw

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for b2DebugDraw

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

Formats the value using the given formatter.

impl Copy for b2DebugDraw