vector<glsl::vec2> const & GenerateCap(LineSegment const & segment, EPointType type,
float sign, bool isStart)
{
m_normalBuffer.clear();
m_normalBuffer.reserve(24);
GenerateCapNormals(m_params.m_cap,
segment.m_leftNormals[type],
segment.m_rightNormals[type],
sign * segment.m_tangent,
GetHalfWidth(), isStart, m_normalBuffer);
return m_normalBuffer;
}
void CreateRoundCap(glsl::vec2 const & pos)
{
m_capGeometry.reserve(8);
float const radius = GetHalfWidth();
m_capGeometry.push_back(CapVertex(CapVertex::TPosition(pos, m_params.m_depth),
CapVertex::TNormal(-radius, radius, radius),
CapVertex::TTexCoord(m_colorCoord)));
m_capGeometry.push_back(CapVertex(CapVertex::TPosition(pos, m_params.m_depth),
CapVertex::TNormal(-radius, -radius, radius),
CapVertex::TTexCoord(m_colorCoord)));
m_capGeometry.push_back(CapVertex(CapVertex::TPosition(pos, m_params.m_depth),
CapVertex::TNormal(radius, radius, radius),
CapVertex::TTexCoord(m_colorCoord)));
m_capGeometry.push_back(CapVertex(CapVertex::TPosition(pos, m_params.m_depth),
CapVertex::TNormal(radius, -radius, radius),
CapVertex::TTexCoord(m_colorCoord)));
}
vector<glsl::vec2> const & GenerateJoin(LineSegment const & seg1, LineSegment const & seg2)
{
m_normalBuffer.clear();
m_normalBuffer.reserve(24);
glsl::vec2 n1 = seg1.m_hasLeftJoin[EndPoint] ? seg1.m_leftNormals[EndPoint] :
seg1.m_rightNormals[EndPoint];
glsl::vec2 n2 = seg2.m_hasLeftJoin[StartPoint] ? seg2.m_leftNormals[StartPoint] :
seg2.m_rightNormals[StartPoint];
float widthScalar = seg1.m_hasLeftJoin[EndPoint] ? seg1.m_rightWidthScalar[EndPoint].x :
seg1.m_leftWidthScalar[EndPoint].x;
GenerateJoinNormals(m_params.m_join, n1, n2, GetHalfWidth(),
seg1.m_hasLeftJoin[EndPoint], widthScalar, m_normalBuffer);
return m_normalBuffer;
}
void Sector::SetHalfHeight(double height) {
SetHalfExtents(GetHalfWidth(), height);
}
void SubmitVertex(glsl::vec3 const & pivot, glsl::vec2 const & normal, bool isLeft, float offsetFromStart)
{
float const halfWidth = GetHalfWidth();
m_geometry.emplace_back(V(pivot, TNormal(halfWidth * normal, halfWidth * GetSide(isLeft)),
m_colorCoord, m_texCoordGen.GetTexCoordsByDistance(offsetFromStart)));
}
void SubmitVertex(glsl::vec3 const & pivot, glsl::vec2 const & normal, bool isLeft)
{
float const halfWidth = GetHalfWidth();
m_geometry.emplace_back(V(pivot, TNormal(halfWidth * normal, halfWidth * GetSide(isLeft)), m_colorCoord));
}
