void problem16() {
GLubyte magenta[] = {255,0,255};
glm::vec3 v1(100,200,1), v2(200,300,1), v3(300,200,1);
double angle = glm::radians(45.0);
glm::mat3 rotation(glm::cos(angle),glm::sin(angle), 0,
-1 * glm::sin(angle), glm::cos(angle), 0,
0, 0, 1);
glm::vec3 mid(200,200,1);
glm::mat3 trans(1,0,0,
0,1,0,
mid.x,mid.y,1);
glm::mat3 oTrans(1,0,0,
0,1,0,
-1*mid.x,-1*mid.y,1);
// translate to origin
v1 = oTrans * v1;
v2 = oTrans * v2;
v3 = oTrans * v3;
// rotation
v1 = rotation * v1;
v2 = rotation * v2;
v3 = rotation * v3;
// translate to the axis point
v1 = trans * v1;
v2 = trans * v2;
v3 = trans * v3;
drawTriangle(v1,v2,v3, magenta);
}
void problem17() {
GLubyte yellow[] = {200,200,0};
glm::vec3 v1(100,200,1), v2(200,300,1), v3(300,200,1);
double angle = glm::radians(90.0);
glm::mat3 rotation(glm::cos(angle),glm::sin(angle), 0,
-1 * glm::sin(angle), glm::cos(angle), 0,
0, 0, 1);
glm::vec3 mid(((v1.x + v2.x + v3.x) / 3.0), ((v1.y + v2.y + v3.y) / 3.0), 1);
glm::mat3 trans(1,0,0,
0,1,0,
mid.x,mid.y,1);
glm::mat3 oTrans(1,0,0,
0,1,0,
-1*mid.x,-1*mid.y,1);
// trans to origin
v1 = oTrans * v1;
v2 = oTrans * v2;
v3 = oTrans * v3;
v1 = rotation * v1;
v2 = rotation * v2;
v3 = rotation * v3;
v1 = trans * v1;
v2 = trans * v2;
v3 = trans * v3;
drawTriangle(v1,v2,v3, yellow);
}
void CGmObjCockpit::Proc()
{
const TVec oDir(
//m_poPlayer_->m_oCamDir
m_poPlayer_->GetCamDirAvg()
);
const TVec oPos(
//m_poPlayer_->GetPos()
m_poPlayer_->GetCamPos()
);
const float fSpeedAvg( m_poPlayer_->GetSpeedAvg() );
//const float fSpeedMax( m_poPlayer_->GetSpeedMax() );
//const float fSpeedProg( fSpeedAvg / ( fSpeedMax ) );
const float fCamRotHorzAvg( m_poPlayer_->GetCamRotHorzAvg() );
const float fEnergy( m_poPlayer_->GetEnergy() );
const int iLives( m_poPlayer_->GetLives_() );
const unsigned int uiWeaponCount( m_poPlayer_->GetWeaponCount() );
const int iWeaponIndexCurr( m_poPlayer_->GetWeaponIndexCurr() );
const unsigned int uiStrikeCount( m_poPlayer_->GetStrikeCount() );
const int iWeaponAmmo( m_poPlayer_->GetWeaponAmmo() );
TVec oDirNorm( oDir );
oDirNorm.Normalize();
//TVec oVel( m_poBody->GetVelocity() );
//oVel.Normalize();
const TVec oSpeedOffset(
- oDirNorm * 0.005f * fSpeedAvg );// * oVel.Dot( oDir );
//m_poMeshCockpit->m_oTrans = (
TVec oTrans(
oPos
+ oSpeedOffset
);
// tmp
glPushAttrib( GL_ENABLE_BIT | GL_CURRENT_BIT | GL_LIGHTING_BIT | GL_COLOR_BUFFER_BIT );
glEnable( GL_LIGHTING );
glDisable( GL_COLOR_MATERIAL );
//glDisable( GL_LIGHTING );
//glEnable( GL_COLOR_MATERIAL );
glEnable( GL_CULL_FACE );
glEnable( GL_TEXTURE_2D );
// tmp
//m_poResMan_->UpdateAllLights();
//glEnable( GL_LIGHT0 );
CMatrix4x4 oMat;
oMat.Orient( -oDir );
oMat.Translate( oTrans );
glPushMatrix();
glMultMatrixf( oMat );
glRotatef( RAD_TO_DEG( fCamRotHorzAvg ), 0.0f, 0.0f, 1.0f );
m_poResMan_->EnableAllLights( false );
CGLight oLight0( 0,
CG::TVec(0.0000f, 1.0000f, 2.0000f, 0.0000f), // Position. Std: (0.0f, 0.0f, 1.0f, 0.0f)
CG::TVec(0.0000f, 0.0000f, 0.0000f, 1.0000f), // Ambient. Std: (0.0f, 0.0f, 0.0f, 1.0f)
CG::TVec(0.3000f, 0.4000f, 0.5000f, 1.0000f), // Diffuse. Std: (1.0f, 1.0f, 1.0f, 1.0f)
CG::TVec(1.0000f, 1.0000f, 1.0000f, 1.0000f), // Specular. Std: (1.0f, 1.0f, 1.0f, 1.0f)
CG::TVec(0.0000f, 0.0000f,-1.0000f, 0.0000f), // Direction. Std: (0.0f, 0.0f, -1.0f, 1.0f)
0.0000f, // SpotExponent, [0.0f, 128.0f], Std: 0.0f.
180.00f, // SpotCutoff, [0.0f, 90.0f], 180.0f, Std: 180.0f.
1.0000f, // ConstantAttenuation, Std: 1.0f.
0.0000f, // LinearAttenuation, Std: 0.0f.
0.0000f // QuadraticAttenuation Std: 0.0f.
);
oLight0.m_oPos.Set( 1.0f, 4.0f, 5.0f );
oLight0.Update();
oLight0.On();
if( m_poMeshCockpit )
{
//m_poMeshCockpit->m_oColor.Set( 1.0f, 1.0f, 1.0f, m_fEnergy );
//m_poMeshCockpit->m_oOrient.OrientYZ( oUp, oDir );
//m_poMeshCockpit->m_oOrient.Orient( -oDir );
m_poMeshCockpit->Render();
}
unsigned int i;
const unsigned int uiMeshCount0( m_oArrMeshInterface0.GetSize() );
const unsigned int uiMeshCount1( m_oArrMeshInterface1.GetSize() );
const unsigned int uiMeshCount2( m_oArrMeshInterface2.GetSize() );
i = MIN( (unsigned int)( iLives ), uiMeshCount0 );
while( i )
{
--i;
m_oArrMeshInterface0[i]->Render();
}
i = MIN( (unsigned int)( uiWeaponCount ), uiMeshCount1 );
while( i )
{
--i;
if( m_poPlayer_->IsWeaponUnlocked( i ) )
m_oArrMeshInterface1[i]->Render();
}
if( iWeaponIndexCurr >= 0 && iWeaponIndexCurr < int( uiMeshCount1 ) )
{
glEnable( GL_COLOR_LOGIC_OP );
glLogicOp( GL_INVERT );
m_oArrMeshInterface1[iWeaponIndexCurr]->Render();
glDisable( GL_COLOR_LOGIC_OP );
}
i = uiMeshCount2;
while( i )
{
--i;
m_oArrMeshInterface2[i]->Render();
}
glEnable( GL_COLOR_LOGIC_OP );
glLogicOp( GL_INVERT );
i = uiMeshCount2;
while( i )
{
--i;
if( uiStrikeCount & ( 1 << i ) )
m_oArrMeshInterface2[i]->Render();
}
glDisable( GL_COLOR_LOGIC_OP );
// Inventar.
i = m_uiInventarIdx;
while( i )
{
--i;
m_oArrInventar[i].Render();
}
glDisable( GL_LIGHTING );
glEnable( GL_COLOR_MATERIAL );
glEnable( GL_COLOR_LOGIC_OP );
glLogicOp( GL_INVERT );
glEnable( GL_ALPHA_TEST );
glAlphaFunc( GL_GREATER, 0.1f );
// tmp
// energy display
{
const TVec oD( m_oDisplayEnergyDiff * 0.5f * fEnergy );
const TVec oP0( m_oDisplayEnergyMid - oD );
const TVec oP1( m_oDisplayEnergyMid + oD );
const TVec oUp( 0.0f, 0.08f, 0.0f );
const float fT( m_fT_ * 3.0f );
float fTX( fEnergy * 10.0f );
if( m_poTexDisplayEnergy )
m_poTexDisplayEnergy->Bind();
glBegin( GL_QUADS );
glColor4f( 0.5f, 1.0f, 1.0f, 0.5f );
glTexCoord2f( -fTX + fT, 0.0f );
glVertex3fv( oP0 - oUp );
glTexCoord2f( +fTX + fT, 0.0f );
glVertex3fv( oP1 - oUp );
glTexCoord2f( +fTX + fT, 1.0f );
glVertex3fv( oP1 + oUp );
glTexCoord2f( -fTX + fT, 1.0f );
glVertex3fv( oP0 + oUp );
glEnd();
/*
// tmp
glDisable( GL_ALPHA_TEST );
glDisable( GL_COLOR_LOGIC_OP );
glBlendFunc( GL_ONE, GL_ONE );
glBegin( GL_QUADS );
glColor4f( 0.5f, 1.0f, 1.0f, 0.8f );
glTexCoord2f( -fTX + m_fT_, 0.0f );
glVertex3fv( oP0 - oUp );
glTexCoord2f( +fTX + m_fT_, 0.0f );
glVertex3fv( oP1 - oUp );
glTexCoord2f( +fTX + m_fT_, 1.0f );
glVertex3fv( oP1 + oUp );
glTexCoord2f( -fTX + m_fT_, 1.0f );
glVertex3fv( oP0 + oUp );
glEnd();
*/
if( m_poTexDisplayEnergy )
m_poTexDisplayEnergy->Unbind();
}
// tmp
// tilt vert display
const float fTilt( oDir[1] );
if( fTilt )
{
const float fExt( 0.04f );
const TVec oVertDiff( m_oDisplayTiltVertDiff * fTilt );
const TVec oVertP0( m_oDisplayTiltVertMid );
const TVec oVertP1( m_oDisplayTiltVertMid + oVertDiff * 0.5f );
const TVec oVertUp( ( fTilt > 0.0f ? -fExt : +fExt ), 0.0f, 0.0f ); //( TVec( 0.0f, 0.0f, 1.0f ) * oVertDiff.Normalized() ) * fExt );
if( m_poTexDisplayTilt )
m_poTexDisplayTilt->Bind();
glBegin( GL_QUADS );
glColor4f( 1.0f, 1.0f, 1.0f, 0.5f );
glTexCoord2f( 0.0f, 0.0f );
glVertex3fv( oVertP0 - oVertUp );
glTexCoord2f( 1.0f, 0.0f );
glVertex3fv( oVertP1 - oVertUp );
glTexCoord2f( 1.0f, 1.0f );
glVertex3fv( oVertP1 + oVertUp );
glTexCoord2f( 0.0f, 1.0f );
glVertex3fv( oVertP0 + oVertUp );
glEnd();
if( m_poTexDisplayTilt )
m_poTexDisplayTilt->Unbind();
}
// toopt
// ammo display
if( iWeaponAmmo >= 0 && m_oTexTxt_.m_poTex )
{
const float fStp( 1.0f );
int iAmmo( iWeaponAmmo );
//float fX1( 0.0f );
const float fScale( 0.2f );
const TVec oStpLeft( m_oDisplayAmmoLeftDir * fScale );
const TVec oStpUp( m_oDisplayAmmoUpDir * fScale );
TVec oPosRef( m_oDisplayAmmoLeftPos0 );
unsigned int uiDigit( 0 );
m_oTexTxt_.m_poTex->Bind();
do
{
const int iNum( iAmmo % 10 );
iAmmo /= 10;
float fTX0, fTY0, fTW, fTH;
m_oTexTxt_.GetCharTexCoord( '0' + iNum, &fTX0, &fTY0, &fTW, &fTH );
const float fTX1( fTX0 + fTW );
const float fTY1( fTY0 + fTH );
const float fWidth( fTW * ( fStp / fTH ) );
const TVec oW( oStpLeft * fWidth );
const TVec oP0( oPosRef + oW );
const TVec oP1( oPosRef );
const TVec oP2( oPosRef + oStpUp );
const TVec oP3( oPosRef + oW + oStpUp );
glBegin( GL_QUADS );
glColor4f( 1.0f, 1.0f, 1.0f, 0.5f );
glTexCoord2f( fTX0, fTY0 );
glVertex3fv( oP0 );
glTexCoord2f( fTX1, fTY0 );
glVertex3fv( oP1 );
glTexCoord2f( fTX1, fTY1 );
glVertex3fv( oP2 );
glTexCoord2f( fTX0, fTY1 );
glVertex3fv( oP3 );
glEnd();
oPosRef += oStpLeft;
/*
const float fX0( fX1 - fWidth );
glBegin( GL_QUADS );
glColor4f( 1.0f, 1.0f, 1.0f, 0.5f );
glTexCoord2f( fTX0, fTY0 );
glVertex3f( fX0, 0.0f, -5.0f );
glTexCoord2f( fTX1, fTY0 );
glVertex3f( fX1, 0.0f, -5.0f );
glTexCoord2f( fTX1, fTY1 );
glVertex3f( fX1, fStp, -5.0f );
glTexCoord2f( fTX0, fTY1 );
glVertex3f( fX0, fStp, -5.0f );
glEnd();
fX1 -= fWidth;
*/
}
while( iAmmo > 0 );
m_oTexTxt_.m_poTex->Unbind();
}
else
{
// todo
}
glPopMatrix();
glPopAttrib();
}
