Simplify previous commit

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@14242 178a84e3-b1eb-0310-8ba1-8eac791a3b58
This commit is contained in:
auria 2013-10-12 22:35:20 +00:00
parent a6a336c94a
commit 229f7f199b
2 changed files with 13 additions and 14 deletions

View File

@ -145,9 +145,11 @@ void SkidMarks::update(float dt, bool force_skid_marks,
float distance = 0.0f;
if (m_current > 0)
{
Vec3 previousPoint = m_left[m_current - 1]->getMiddlePoint();
Vec3 start = m_left[m_current - 1]->getCenterStart();
Vec3 newPoint = (raycast_left.m_contactPointWS + raycast_right.m_contactPointWS)/2;
distance = m_left[m_current - 1]->getDistance() + (newPoint - previousPoint).length();
// this linear distance does not account for the kart turning, it's true,
// but it produces good enough results
distance = (newPoint - start).length();
}
m_left [m_current]->add(raycast_left.m_contactPointWS,
@ -182,14 +184,14 @@ void SkidMarks::update(float dt, bool force_skid_marks,
SkidMarkQuads *smq_left =
new SkidMarkQuads(raycast_left.m_contactPointWS,
raycast_left.m_contactPointWS + delta,
m_material, 0.0f, m_avoid_z_fighting, custom_color);
m_material, m_avoid_z_fighting, custom_color);
scene::SMesh *new_mesh = new scene::SMesh();
new_mesh->addMeshBuffer(smq_left);
SkidMarkQuads *smq_right =
new SkidMarkQuads(raycast_right.m_contactPointWS - delta,
raycast_right.m_contactPointWS,
m_material, 0.0f, m_avoid_z_fighting, custom_color);
m_material, m_avoid_z_fighting, custom_color);
new_mesh->addMeshBuffer(smq_right);
scene::IMeshSceneNode *new_node = irr_driver->addMesh(new_mesh);
#ifdef DEBUG
@ -234,15 +236,13 @@ void SkidMarks::update(float dt, bool force_skid_marks,
SkidMarks::SkidMarkQuads::SkidMarkQuads(const Vec3 &left,
const Vec3 &right,
video::SMaterial *material,
float distance,
float z_offset,
video::SColor* custom_color)
: scene::SMeshBuffer()
{
m_middle_point = (left + right)/2;
m_center_start = (left + right)/2;
m_z_offset = z_offset;
m_fade_out = 0.0f;
m_distance = distance;
m_start_color = (custom_color != NULL ? *custom_color :
video::SColor(255,
@ -252,7 +252,7 @@ SkidMarks::SkidMarkQuads::SkidMarkQuads(const Vec3 &left,
Material = *material;
m_aabb = core::aabbox3df(left.toIrrVector());
add(left, right, distance);
add(left, right, 0.0f);
} // SkidMarkQuads

View File

@ -79,21 +79,20 @@ private:
video::SColor m_start_color;
Vec3 m_middle_point;
float m_distance;
/** Vector marking the start of the skidmarks (located between left and right wheel) */
Vec3 m_center_start;
public:
SkidMarkQuads (const Vec3 &left, const Vec3 &right,
video::SMaterial *material, float distance,
float z_offset, video::SColor* custom_color = NULL);
video::SMaterial *material, float z_offset,
video::SColor* custom_color = NULL);
void add (const Vec3 &left,
const Vec3 &right,
float distance);
void fade (float f);
/** Returns the aabb of this skid mark quads. */
const core::aabbox3df &getAABB() { return m_aabb; }
const Vec3& getMiddlePoint() const { return m_middle_point; }
float getDistance() const { return m_distance; }
const Vec3& getCenterStart() const { return m_center_start; }
}; // SkidMarkQuads
// ------------------------------------------------------------------------