void DrawFastSphere( CMeshBuilder &meshBuilder, const Vector ¢er, float radius, int r, int g, int b )
{
int i;
int offset = meshBuilder.GetCurrentVertex();
Vector pos;
for (i = 0; i < 51; i++)
{
pos.x = g_FastSpherePosData[i][0] + center.x + g_FastSpherePosData[i][5] * radius;
pos.y = g_FastSpherePosData[i][1] + center.y + g_FastSpherePosData[i][6] * radius;
pos.z = g_FastSpherePosData[i][2] + center.z + g_FastSpherePosData[i][7] * radius;
meshBuilder.Position3fv( pos.Base() );
meshBuilder.Normal3fv( &g_FastSpherePosData[i][5] );
meshBuilder.TexCoord2fv( 0, &g_FastSpherePosData[i][3] );
meshBuilder.Color3ub( 255, 255, 255 );
meshBuilder.AdvanceVertex();
}
for (i = 0; i < 84; i++)
{
meshBuilder.FastIndex( g_FastSphereTriData[i][0] + offset );
meshBuilder.FastIndex( g_FastSphereTriData[i][1] + offset );
meshBuilder.FastIndex( g_FastSphereTriData[i][2] + offset );
}
}
int C_TestTraceline::DrawModel( int flags )
{
trace_t tr;
Vector forward, right, up, endpos, hitpos;
AngleVectors (GetAbsAngles(), &forward, &right, &up);
endpos = GetAbsOrigin() + forward * MAX_TRACE_LENGTH;
UTIL_TraceLine( GetAbsOrigin(), endpos, MASK_SOLID_BRUSHONLY, NULL, COLLISION_GROUP_NONE, &tr );
CMatRenderContextPtr pRenderContext( materials );
IMesh* pMesh = pRenderContext->GetDynamicMesh( true, NULL, NULL, m_pWireframe );
CMeshBuilder meshBuilder;
meshBuilder.Begin( pMesh, MATERIAL_LINES, 1 );
meshBuilder.Position3fv( GetAbsOrigin().Base() );
meshBuilder.Color3ub( 255, 255, 255 );
meshBuilder.AdvanceVertex();
meshBuilder.Position3fv( tr.endpos.Base() );
meshBuilder.Color3ub( 255, 255, 255 );
meshBuilder.AdvanceVertex();
meshBuilder.End();
pMesh->Draw();
// Didn't hit anything
if ( tr.fraction != 1.0 )
{
unsigned char color[] = { 0, 255, 0 };
DrawCube( tr.endpos, color );
}
if ( (!tr.allsolid) && (tr.fractionleftsolid != 0.0) )
{
unsigned char color[] = { 255, 0, 0 };
DrawCube( tr.startpos, color );
}
return 1;
}
//-----------------------------------------------------------------------------
// Purpose: Renders a selection gizmo at our bounds center.
// Input : pRender - Rendering interface.
//-----------------------------------------------------------------------------
void Marker3D::RenderTool3D(CRender3D *pRender)
{
if (!IsActiveTool())
{
return;
}
Vector *pPos;
if (IsTranslating())
{
pPos = &m_vecTranslatePos;
}
else
{
if (IsEmpty())
{
return;
}
pPos = &m_vecPos;
}
//
// Setup the renderer.
//
pRender->SetRenderMode(RENDER_MODE_WIREFRAME);
CMeshBuilder meshBuilder;
IMesh* pMesh = MaterialSystemInterface()->GetDynamicMesh();
meshBuilder.Begin(pMesh, MATERIAL_LINES, 3);
meshBuilder.Position3f(g_MIN_MAP_COORD, (*pPos)[1], (*pPos)[2]);
meshBuilder.Color3ub(255, 0, 0);
meshBuilder.AdvanceVertex();
meshBuilder.Position3f(g_MAX_MAP_COORD, (*pPos)[1], (*pPos)[2]);
meshBuilder.Color3ub(255, 0, 0);
meshBuilder.AdvanceVertex();
meshBuilder.Position3f((*pPos)[0], g_MIN_MAP_COORD, (*pPos)[2]);
meshBuilder.Color3ub(0, 255, 0);
meshBuilder.AdvanceVertex();
meshBuilder.Position3f((*pPos)[0], g_MAX_MAP_COORD, (*pPos)[2]);
meshBuilder.Color3ub(0, 255, 0);
meshBuilder.AdvanceVertex();
meshBuilder.Position3f((*pPos)[0], (*pPos)[1], g_MIN_MAP_COORD);
meshBuilder.Color3ub(0, 0, 255);
meshBuilder.AdvanceVertex();
meshBuilder.Position3f((*pPos)[0], (*pPos)[1], g_MAX_MAP_COORD);
meshBuilder.Color3ub(0, 0, 255);
meshBuilder.AdvanceVertex();
meshBuilder.End();
pMesh->Draw();
pRender->SetRenderMode(RENDER_MODE_DEFAULT);
}
static void DispInfo_DrawChainNormals( IDispInfo *pHead )
{
#ifndef SWDS
#ifdef _DEBUG
// Only do it in debug because we're only storing the info then
Vector p;
materialSystemInterface->Bind( g_pMaterialWireframeVertexColor );
for( IDispInfo *pCur=pHead; pCur; pCur = pCur->GetNextInRenderChain() )
{
CDispInfo *pDisp = static_cast<CDispInfo*>( pCur );
int nVerts = pDisp->NumVerts();
IMesh *pMesh = materialSystemInterface->GetDynamicMesh( );
CMeshBuilder meshBuilder;
meshBuilder.Begin( pMesh, MATERIAL_LINES, nVerts * 3 );
for( int iVert=0; iVert < nVerts; iVert++ )
{
CDispRenderVert* pVert = pDisp->GetVertex(iVert);
meshBuilder.Position3fv( pVert->m_vPos.Base() );
meshBuilder.Color3ub( 255, 0, 0 );
meshBuilder.AdvanceVertex();
VectorMA( pVert->m_vPos, 5.0f, pVert->m_vNormal, p );
meshBuilder.Position3fv( p.Base() );
meshBuilder.Color3ub( 255, 0, 0 );
meshBuilder.AdvanceVertex();
meshBuilder.Position3fv( pVert->m_vPos.Base() );
meshBuilder.Color3ub( 0, 255, 0 );
meshBuilder.AdvanceVertex();
VectorMA( pVert->m_vPos, 5.0f, pVert->m_vSVector, p );
meshBuilder.Position3fv( p.Base() );
meshBuilder.Color3ub( 0, 255, 0 );
meshBuilder.AdvanceVertex();
meshBuilder.Position3fv( pVert->m_vPos.Base() );
meshBuilder.Color3ub( 0, 0, 255 );
meshBuilder.AdvanceVertex();
VectorMA( pVert->m_vPos, 5.0f, pVert->m_vTVector, p );
meshBuilder.Position3fv( p.Base() );
meshBuilder.Color3ub( 0, 0, 255 );
meshBuilder.AdvanceVertex();
}
meshBuilder.End();
pMesh->Draw();
}
#endif
#endif
}
static void OverlayColorRamp( bool bHalfSpace )
{
IMaterial *pMaterial;
float x, y, w, h;
pMaterial = materials->FindMaterial( "vgui/white", TEXTURE_GROUP_OTHER, true );
int backBufferWidth, backBufferHeight;
materials->GetBackBufferDimensions( backBufferWidth, backBufferHeight );
w = ( backBufferWidth == 1280 ) ? 1024 : 512;
h = 80;
x = ( backBufferWidth - w )/2;
y = ( backBufferHeight - 4*h )/2;
int numBands = 32;
int color0 = 0;
int color1 = bHalfSpace ? 127 : 255;
int colorStep = (color1 - color0 + 1)/numBands;
CMatRenderContextPtr pRenderContext( materials );
pRenderContext->Bind( pMaterial );
IMesh* pMesh = pRenderContext->GetDynamicMesh( true );
CMeshBuilder meshBuilder;
// draw ticks
int xx = x;
meshBuilder.Begin( pMesh, MATERIAL_LINES, numBands+1 );
for ( int i=0; i<numBands+1; i++ )
{
meshBuilder.Position3f( xx, y-10, 0.0f );
meshBuilder.TexCoord2f( 0, 0.0f, 0.0f );
meshBuilder.Color3ub( 255, 255, 0 );
meshBuilder.AdvanceVertex();
meshBuilder.Position3f( xx, y, 0.0f );
meshBuilder.TexCoord2f( 0, 0.0f, 0.0f );
meshBuilder.Color3ub( 255, 255, 0 );
meshBuilder.AdvanceVertex();
xx += w/numBands;
}
meshBuilder.End();
pMesh->Draw();
// black to white band
xx = x;
int color = color0;
meshBuilder.Begin( pMesh, MATERIAL_QUADS, numBands );
for ( int i=0; i<numBands+1; i++ )
{
meshBuilder.Position3f( xx, y, 0.0f );
meshBuilder.TexCoord2f( 0, 0.0f, 0.0f );
meshBuilder.Color3ub( color, color, color );
meshBuilder.AdvanceVertex();
meshBuilder.Position3f( xx+w/numBands, y, 0.0f );
meshBuilder.TexCoord2f( 0, 1.0f, 0.0f );
meshBuilder.Color3ub( color, color, color );
meshBuilder.AdvanceVertex();
meshBuilder.Position3f( xx+w/numBands, y+h, 0.0f );
meshBuilder.TexCoord2f( 0, 1.0f, 1.0f );
meshBuilder.Color3ub( color, color, color );
meshBuilder.AdvanceVertex();
meshBuilder.Position3f( xx, y+h, 0.0f );
meshBuilder.TexCoord2f( 0, 0.0f, 1.0f );
meshBuilder.Color3ub( color, color, color );
meshBuilder.AdvanceVertex();
color += colorStep;
if ( color > 255 )
color = 255;
xx += w/numBands;
}
meshBuilder.End();
pMesh->Draw();
// white to black band
color = color1;
y += h;
xx = x;
meshBuilder.Begin( pMesh, MATERIAL_QUADS, numBands );
for ( int i=0; i<numBands+1; i++ )
{
meshBuilder.Position3f( xx, y, 0.0f );
meshBuilder.TexCoord2f( 0, 0.0f, 0.0f );
meshBuilder.Color3ub( color, color, color );
meshBuilder.AdvanceVertex();
meshBuilder.Position3f( xx+w/numBands, y, 0.0f );
meshBuilder.TexCoord2f( 0, 1.0f, 0.0f );
meshBuilder.Color3ub( color, color, color );
meshBuilder.AdvanceVertex();
meshBuilder.Position3f( xx+w/numBands, y+h, 0.0f );
meshBuilder.TexCoord2f( 0, 1.0f, 1.0f );
meshBuilder.Color3ub( color, color, color );
meshBuilder.AdvanceVertex();
meshBuilder.Position3f( xx, y+h, 0.0f );
meshBuilder.TexCoord2f( 0, 0.0f, 1.0f );
meshBuilder.Color3ub( color, color, color );
meshBuilder.AdvanceVertex();
color -= colorStep;
if ( color < 0 )
color = 0;
xx += w/numBands;
}
meshBuilder.End();
pMesh->Draw();
// red band
color = color1;
y += h;
xx = x;
meshBuilder.Begin( pMesh, MATERIAL_QUADS, numBands );
for ( int i=0; i<numBands+1; i++ )
{
meshBuilder.Position3f( xx, y, 0.0f );
meshBuilder.TexCoord2f( 0, 0.0f, 0.0f );
meshBuilder.Color3ub( color, 0, 0 );
meshBuilder.AdvanceVertex();
meshBuilder.Position3f( xx+w/numBands, y, 0.0f );
meshBuilder.TexCoord2f( 0, 1.0f, 0.0f );
meshBuilder.Color3ub( color, 0, 0 );
meshBuilder.AdvanceVertex();
meshBuilder.Position3f( xx+w/numBands, y+h, 0.0f );
meshBuilder.TexCoord2f( 0, 1.0f, 1.0f );
meshBuilder.Color3ub( color, 0, 0 );
meshBuilder.AdvanceVertex();
meshBuilder.Position3f( xx, y+h, 0.0f );
meshBuilder.TexCoord2f( 0, 0.0f, 1.0f );
meshBuilder.Color3ub( color, 0, 0 );
meshBuilder.AdvanceVertex();
color -= colorStep;
if ( color < 0 )
color = 0;
xx += w/numBands;
}
meshBuilder.End();
pMesh->Draw();
// green band
color = color1;
y += h;
xx = x;
meshBuilder.Begin( pMesh, MATERIAL_QUADS, numBands );
for ( int i=0; i<numBands+1; i++ )
{
meshBuilder.Position3f( xx, y, 0.0f );
meshBuilder.TexCoord2f( 0, 0.0f, 0.0f );
meshBuilder.Color3ub( 0, color, 0 );
meshBuilder.AdvanceVertex();
meshBuilder.Position3f( xx+w/numBands, y, 0.0f );
meshBuilder.TexCoord2f( 0, 1.0f, 0.0f );
meshBuilder.Color3ub( 0, color, 0 );
meshBuilder.AdvanceVertex();
meshBuilder.Position3f( xx+w/numBands, y+h, 0.0f );
meshBuilder.TexCoord2f( 0, 1.0f, 1.0f );
meshBuilder.Color3ub( 0, color, 0 );
meshBuilder.AdvanceVertex();
meshBuilder.Position3f( xx, y+h, 0.0f );
meshBuilder.TexCoord2f( 0, 0.0f, 1.0f );
meshBuilder.Color3ub( 0, color, 0 );
meshBuilder.AdvanceVertex();
color -= colorStep;
if ( color < 0 )
color = 0;
xx += w/numBands;
}
meshBuilder.End();
pMesh->Draw();
// blue band
color = color1;
y += h;
xx = x;
meshBuilder.Begin( pMesh, MATERIAL_QUADS, numBands );
for ( int i=0; i<numBands+1; i++ )
{
meshBuilder.Position3f( xx, y, 0.0f );
meshBuilder.TexCoord2f( 0, 0.0f, 0.0f );
meshBuilder.Color3ub( 0, 0, color );
meshBuilder.AdvanceVertex();
meshBuilder.Position3f( xx+w/numBands, y, 0.0f );
meshBuilder.TexCoord2f( 0, 1.0f, 0.0f );
meshBuilder.Color3ub( 0, 0, color );
meshBuilder.AdvanceVertex();
meshBuilder.Position3f( xx+w/numBands, y+h, 0.0f );
meshBuilder.TexCoord2f( 0, 1.0f, 1.0f );
meshBuilder.Color3ub( 0, 0, color );
meshBuilder.AdvanceVertex();
meshBuilder.Position3f( xx, y+h, 0.0f );
meshBuilder.TexCoord2f( 0, 0.0f, 1.0f );
meshBuilder.Color3ub( 0, 0, color );
meshBuilder.AdvanceVertex();
color -= colorStep;
if ( color < 0 )
color = 0;
xx += w/numBands;
}
meshBuilder.End();
pMesh->Draw();
}
void CGizmo::DrawGizmoAxis(CRender3D *pRender, Vector& Origin,
Vector& EndPoint, int red, int green, int blue,
unsigned int uAxisHandle)
{
CCamera *pCamera = pRender->GetCamera();
Vector ViewUp;
pCamera->GetViewUp(ViewUp);
Vector ViewPoint;
Vector ViewForward;
pCamera->GetViewPoint(ViewPoint);
VectorSubtract(Origin, ViewPoint, ViewForward);
Vector Axis;
VectorSubtract(EndPoint, Origin, Axis);
CrossProduct(ViewForward, Axis, ViewUp);
VectorNormalize(ViewUp);
Vector Start;
Vector End;
//
// Draw the first segment of the gizmo axis.
//
VectorMA(Origin, 0.1, Axis, Start);
VectorMA(Origin, 0.25, Axis, End);
pRender->BindTexture( g_pAxisTexture );
CMeshBuilder meshBuilder;
CMatRenderContextPtr pRenderContext( MaterialSystemInterface() );
IMesh* pMesh = pRenderContext->GetDynamicMesh( );
meshBuilder.Begin( pMesh, MATERIAL_POLYGON, 4 );
meshBuilder.TexCoord2f(0, 0, 0);
meshBuilder.Position3f(Start[0] - ViewUp[0] * GIZMO_AXIS_WIDTH, Start[1] - ViewUp[1] * GIZMO_AXIS_WIDTH, Start[2] - ViewUp[2] * GIZMO_AXIS_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.TexCoord2f(0, 2, 0);
meshBuilder.Position3f(End[0] - ViewUp[0] * GIZMO_AXIS_WIDTH, End[1] - ViewUp[1] * GIZMO_AXIS_WIDTH, End[2] - ViewUp[2] * GIZMO_AXIS_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.TexCoord2f(0, 2, 1);
meshBuilder.Position3f(End[0] + ViewUp[0] * GIZMO_AXIS_WIDTH, End[1] + ViewUp[1] * GIZMO_AXIS_WIDTH, End[2] + ViewUp[2] * GIZMO_AXIS_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.TexCoord2f(0, 0, 1);
meshBuilder.Position3f(Start[0] + ViewUp[0] * GIZMO_AXIS_WIDTH, Start[1] + ViewUp[1] * GIZMO_AXIS_WIDTH, Start[2] + ViewUp[2] * GIZMO_AXIS_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.End();
pMesh->Draw();
//
// Draw the scale handle.
//
Start = End;
VectorMA(Origin, 0.35, Axis, End);
pRender->BeginRenderHitTarget(this, uAxisHandle + GIZMO_HANDLE_SCALE);
pRender->BindTexture( g_pScaleHandleTexture );
pMesh = pRenderContext->GetDynamicMesh( );
meshBuilder.Begin( pMesh, MATERIAL_POLYGON, 4 );
meshBuilder.TexCoord2f( 0, 0, 0);
meshBuilder.Position3f(Start[0] - ViewUp[0] * GIZMO_HANDLE_WIDTH, Start[1] - ViewUp[1] * GIZMO_HANDLE_WIDTH, Start[2] - ViewUp[2] * GIZMO_HANDLE_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.TexCoord2f( 0, 1, 0);
meshBuilder.Position3f(End[0] - ViewUp[0] * GIZMO_HANDLE_WIDTH, End[1] - ViewUp[1] * GIZMO_HANDLE_WIDTH, End[2] - ViewUp[2] * GIZMO_HANDLE_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.TexCoord2f( 0, 1, 1);
meshBuilder.Position3f(End[0] + ViewUp[0] * GIZMO_HANDLE_WIDTH, End[1] + ViewUp[1] * GIZMO_HANDLE_WIDTH, End[2] + ViewUp[2] * GIZMO_HANDLE_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.TexCoord2f( 0, 0, 1);
meshBuilder.Position3f(Start[0] + ViewUp[0] * GIZMO_HANDLE_WIDTH, Start[1] + ViewUp[1] * GIZMO_HANDLE_WIDTH, Start[2] + ViewUp[2] * GIZMO_HANDLE_WIDTH);
meshBuilder.AdvanceVertex();
meshBuilder.End();
pMesh->Draw();
pRender->EndRenderHitTarget();
//
// Draw the second segment of the gizmo axis.
//
Start = End;
VectorMA(Origin, 0.5, Axis, End);
pRender->BindTexture( g_pAxisTexture );
pMesh = pRenderContext->GetDynamicMesh( );
meshBuilder.Begin( pMesh, MATERIAL_POLYGON, 4 );
meshBuilder.TexCoord2f( 0, 0, 0);
meshBuilder.Position3f(Start[0] - ViewUp[0] * GIZMO_AXIS_WIDTH, Start[1] - ViewUp[1] * GIZMO_AXIS_WIDTH, Start[2] - ViewUp[2] * GIZMO_AXIS_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.TexCoord2f( 0, 2, 0);
meshBuilder.Position3f(End[0] - ViewUp[0] * GIZMO_AXIS_WIDTH, End[1] - ViewUp[1] * GIZMO_AXIS_WIDTH, End[2] - ViewUp[2] * GIZMO_AXIS_WIDTH);
meshBuilder.AdvanceVertex();
meshBuilder.Color3ub(red, green, blue);
meshBuilder.TexCoord2f( 0, 2, 1);
meshBuilder.Position3f(End[0] + ViewUp[0] * GIZMO_AXIS_WIDTH, End[1] + ViewUp[1] * GIZMO_AXIS_WIDTH, End[2] + ViewUp[2] * GIZMO_AXIS_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.TexCoord2f( 0, 0, 1);
meshBuilder.Position3f(Start[0] + ViewUp[0] * GIZMO_AXIS_WIDTH, Start[1] + ViewUp[1] * GIZMO_AXIS_WIDTH, Start[2] + ViewUp[2] * GIZMO_AXIS_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.End();
pMesh->Draw();
//
// Draw the rotate handle.
//
Start = End;
VectorMA(Origin, 0.6, Axis, End);
pRender->BeginRenderHitTarget(this, uAxisHandle + GIZMO_HANDLE_ROTATE);
pRender->BindTexture( g_pRotateHandleTexture );
pMesh = pRenderContext->GetDynamicMesh( );
meshBuilder.Begin( pMesh, MATERIAL_POLYGON, 4 );
meshBuilder.TexCoord2f( 0, 0, 0);
meshBuilder.Position3f(Start[0] - ViewUp[0] * GIZMO_HANDLE_WIDTH, Start[1] - ViewUp[1] * GIZMO_HANDLE_WIDTH, Start[2] - ViewUp[2] * GIZMO_HANDLE_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.TexCoord2f( 0, 1, 0);
meshBuilder.Position3f(End[0] - ViewUp[0] * GIZMO_HANDLE_WIDTH, End[1] - ViewUp[1] * GIZMO_HANDLE_WIDTH, End[2] - ViewUp[2] * GIZMO_HANDLE_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.TexCoord2f( 0, 1, 1);
meshBuilder.Position3f(End[0] + ViewUp[0] * GIZMO_HANDLE_WIDTH, End[1] + ViewUp[1] * GIZMO_HANDLE_WIDTH, End[2] + ViewUp[2] * GIZMO_HANDLE_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.TexCoord2f( 0, 0, 1);
meshBuilder.Position3f(Start[0] + ViewUp[0] * GIZMO_HANDLE_WIDTH, Start[1] + ViewUp[1] * GIZMO_HANDLE_WIDTH, Start[2] + ViewUp[2] * GIZMO_HANDLE_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.End();
pMesh->Draw();
pRender->EndRenderHitTarget();
//
// Draw the third segment of the gizmo axis.
//
Start = End;
VectorMA(Origin, 0.75, Axis, End);
pRender->BindTexture( g_pAxisTexture );
pMesh = pRenderContext->GetDynamicMesh( );
meshBuilder.Begin( pMesh, MATERIAL_POLYGON, 4 );
meshBuilder.TexCoord2f( 0, 0, 0);
meshBuilder.Position3f(Start[0] - ViewUp[0] * GIZMO_AXIS_WIDTH, Start[1] - ViewUp[1] * GIZMO_AXIS_WIDTH, Start[2] - ViewUp[2] * GIZMO_AXIS_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.TexCoord2f( 0, 2, 0);
meshBuilder.Position3f(End[0] - ViewUp[0] * GIZMO_AXIS_WIDTH, End[1] - ViewUp[1] * GIZMO_AXIS_WIDTH, End[2] - ViewUp[2] * GIZMO_AXIS_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.TexCoord2f( 0, 2, 1);
meshBuilder.Position3f(End[0] + ViewUp[0] * GIZMO_AXIS_WIDTH, End[1] + ViewUp[1] * GIZMO_AXIS_WIDTH, End[2] + ViewUp[2] * GIZMO_AXIS_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.TexCoord2f( 0, 0, 1);
meshBuilder.Position3f(Start[0] + ViewUp[0] * GIZMO_AXIS_WIDTH, Start[1] + ViewUp[1] * GIZMO_AXIS_WIDTH, Start[2] + ViewUp[2] * GIZMO_AXIS_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.End();
pMesh->Draw();
//
// Draw the translate handle (arrowhead).
//
Start = End;
pRender->BeginRenderHitTarget(this, uAxisHandle + GIZMO_HANDLE_TRANSLATE);
pRender->BindTexture( g_pTranslateHandleTexture );
pMesh = pRenderContext->GetDynamicMesh( );
meshBuilder.Begin( pMesh, MATERIAL_TRIANGLES, 1 );
meshBuilder.TexCoord2f( 0, 0, 0);
meshBuilder.Position3f(Start[0] - ViewUp[0] * GIZMO_HANDLE_WIDTH, Start[1] - ViewUp[1] * GIZMO_HANDLE_WIDTH, Start[2] - ViewUp[2] * GIZMO_HANDLE_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.TexCoord2f( 0, 1, 0.5);
meshBuilder.Position3f(EndPoint[0], EndPoint[1], EndPoint[2]);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.TexCoord2f( 0, 0, 1);
meshBuilder.Position3f(Start[0] + ViewUp[0] * GIZMO_HANDLE_WIDTH, Start[1] + ViewUp[1] * GIZMO_HANDLE_WIDTH, Start[2] + ViewUp[2] * GIZMO_HANDLE_WIDTH);
meshBuilder.Color3ub(red, green, blue);
meshBuilder.AdvanceVertex();
meshBuilder.End();
pMesh->Draw();
pRender->EndRenderHitTarget();
}
