本文整理汇总了C++中array::clear方法的典型用法代码示例。如果您正苦于以下问题：C++ array::clear方法的具体用法？C++ array::clear怎么用？C++ array::clear使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类array的用法示例。
在下文中一共展示了array::clear方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: generate_indices
void clipmap_ring::generate_indices()
{
unsigned int indices[4];
ibuf.clear();
for (int j = 0; j < PHI_STEPS; ++j)
{
for (int i = 0; i < THETA_STEPS; ++i)
{
indices[0] = static_cast<unsigned int>( (j+0) * (THETA_STEPS+1) + (i+0) ); // lower left
indices[1] = static_cast<unsigned int>( (j+0) * (THETA_STEPS+1) + (i+1) ); // lower right
indices[2] = static_cast<unsigned int>( (j+1) * (THETA_STEPS+1) + (i+1) ); // upper right
indices[3] = static_cast<unsigned int>( (j+1) * (THETA_STEPS+1) + (i+0) ); // upper left
repair_quad(indices);
ibuf.append(indices[0]);
ibuf.append(indices[1]);
ibuf.append(indices[3]);
ibuf.append(indices[2]);
ibuf.append(indices[3]);
ibuf.append(indices[1]);
}
}
} // clipmap_ring::generate_indices()示例2: parse
bool IC_CmdLineParser::parse( WideString& cmdName, array<WideString>& args )
{
// cout << "Parsing : [" << cmdLine << "]" << endl;
static const wchar_t spaceChar = ( wchar_t )' ';
args.clear();
cmdName = L"";
if ( cmdLine.findFirst( spaceChar ) == -1 )
{
cmdName = cmdLine;
return true;
}
setQuoted( false );
setEscaped( false );
setNameDone( false );
bShouldAddLast = true;
resetTmpString();
for ( s32 x = 0; x < cmdLine.size(); x++ )
{
if ( !handleChar( cmdLine[x], cmdName, args ) )
{
return false;
}
}
if ( bShouldAddLast )
{
shoveTmpString( cmdLine, args );
}
return true;
}示例3: clear
void clear()
{
_input_path.clear();
_binary_path.clear();
_output_path.clear();
_core_path.clear();
_map_path.clear();
_input.clear();
_output.clear();
_literals.clear();
_identifiers.clear();
_compiler.clear();
_tool.clear();
}示例4: LoadEnvPoints
void CMapLayers::LoadEnvPoints(const CLayers *pLayers, array<CEnvPoint>& lEnvPoints)
{
lEnvPoints.clear();
// get envelope points
CEnvPoint *pPoints = 0x0;
{
int Start, Num;
pLayers->Map()->GetType(MAPITEMTYPE_ENVPOINTS, &Start, &Num);
if(!Num)
return;
pPoints = (CEnvPoint *)pLayers->Map()->GetItem(Start, 0, 0);
}
// get envelopes
int Start, Num;
pLayers->Map()->GetType(MAPITEMTYPE_ENVELOPE, &Start, &Num);
if(!Num)
return;
for(int env = 0; env < Num; env++)
{
CMapItemEnvelope *pItem = (CMapItemEnvelope *)pLayers->Map()->GetItem(Start+env, 0, 0);
if(pItem->m_Version >= 3)
{
for(int i = 0; i < pItem->m_NumPoints; i++)
lEnvPoints.add(pPoints[i + pItem->m_StartPoint]);
}
else
{
// backwards compatibility
for(int i = 0; i < pItem->m_NumPoints; i++)
{
// convert CEnvPoint_v1 -> CEnvPoint
CEnvPoint_v1 *pEnvPoint_v1 = &((CEnvPoint_v1 *)pPoints)[i + pItem->m_StartPoint];
CEnvPoint p;
p.m_Time = pEnvPoint_v1->m_Time;
p.m_Curvetype = pEnvPoint_v1->m_Curvetype;
for(int c = 0; c < pItem->m_Channels; c++)
{
p.m_aValues[c] = pEnvPoint_v1->m_aValues[c];
p.m_aInTangentdx[c] = 0;
p.m_aInTangentdy[c] = 0;
p.m_aOutTangentdx[c] = 0;
p.m_aOutTangentdy[c] = 0;
}
lEnvPoints.add(p);
}
}
}
}示例5: generate_vertices
void clipmap_ring::generate_vertices()
{
// generate vertices (PHI_STEPS rings of THETA_STEPS+1 vertices)
cbuf.clear();
vbuf.clear();
double delta_theta = 2.0 * math::PI / static_cast<double>(THETA_STEPS);
for (int j = 0; j <= PHI_STEPS; ++j)
{
double eye_phi = 0;
if (level)
{
double exp = static_cast<double>(-j) / static_cast<double>(PHI_STEPS);
eye_phi = start_phi * ::pow(2.0, exp);
}
else
{
double delta_phi = (start_phi - end_phi) / static_cast<double>(PHI_STEPS);
eye_phi = start_phi - delta_phi * static_cast<double>(j);
}
for (int i = 0; i <= THETA_STEPS; ++i)
{
double eye_theta = delta_theta * static_cast<double>(i);
double eye_x = ::cos(eye_theta) * ::sin(eye_phi);
double eye_y = ::sin(eye_theta) * ::sin(eye_phi);
double eye_z = ::cos(eye_phi);
quaternion eye_point(0, eye_x, eye_y, eye_z);
quaternion yrot_point = (roty * eye_point) * roty_conj;
quaternion obj_point = (rotz * yrot_point) * rotz_conj;
double obj_x = obj_point.x;
double obj_y = obj_point.y;
double obj_z = obj_point.z;
double obj_phi = ::acos(obj_z);
double obj_theta = ::atan2(obj_y, obj_x) + (map_offset * math::PI_TIMES_2);
if (obj_theta < 0.0)
obj_theta += math::PI_TIMES_2;
cbuf.append(obj_phi);
cbuf.append(obj_theta);
float s = static_cast<float>(obj_theta / math::PI_TIMES_2);
float t = 1.0f - static_cast<float>(obj_phi / math::PI);
float nx = static_cast<float>(obj_x);
float ny = static_cast<float>(obj_y);
float nz = static_cast<float>(obj_z);
float x = parent->get_equatorial_radius() * nx;
float y = parent->get_equatorial_radius() * ny;
float z = parent->get_polar_radius() * nz;
if (hmap)
{
double hval, alpha;
hmap->get_data(s, t, hval, alpha);
vector old_vertex(x, y, z);
vector normal(nx, ny, nz);
gsgl::real_t alt = static_cast<gsgl::real_t>(hval * hmap->get_altitude());
vector new_vertex = old_vertex + normal*alt;
x = new_vertex[0];
y = new_vertex[1];
z = new_vertex[2];
}
vbuf.append(s);
vbuf.append(t);
vbuf.append(nx);
vbuf.append(ny);
vbuf.append(nz);
vbuf.append(x);
vbuf.append(y);
vbuf.append(z);
}
}
} // clipmap_ring::generate_vertices()示例6: clear
void clear()
{
_array.clear();
}