void CreateErrorTexture()
{
LPBYTE textureData = (LPBYTE)Allocate(32*32*4);
msetd(textureData, 0xFF0000FF, 32*32*4);
textures << CreateTexture(32, 32, GS_RGB, textureData, FALSE);
fullSize.Set(32.0f, 32.0f);
Free(textureData);
}
inline Vect2 Convert3DTo2D(Vect &p, DWORD axis, BOOL bNegative)
{
Vect2 val;
switch(axis)
{
case 0:
val.Set(p.z, p.y);
break;
case 1:
val.Set(p.x, p.z);
break;
case 2:
val.Set(-p.x, p.y);
break;
}
if(bNegative)
val.x = -val.x;
return val;
}
void RebuildStorageBlocks(bool bSpecificArea=false, StorageData *rebuildArea=NULL)
{
int startX = 0, startY = 0, endX = seperationUnits, endY = seperationUnits;
if(!bSpecificArea)
{
StorageBlocks.ClearAll();
storageBlockSize = curSize/float(seperationUnits);
storageBlockSizeI = 1.0f/storageBlockSize;
availableOffsetBlocks = (curSize.x > curSize.y) ? int(curSize.x*storageBlockSizeI.y) : int(curSize.y*storageBlockSizeI.x);
availableOffsetBlocks -= seperationUnits;
}
else
{
UVSection §ion = Sections[rebuildArea->item];
Vect2 max;
if(rebuildArea->bRot) max.Set(rebuildArea->pos.x+section.height, rebuildArea->pos.y+section.width);
else max.Set(rebuildArea->pos.x+section.width, rebuildArea->pos.y+section.height);
PosToBlock(rebuildArea->pos, startX, startY);
PosToBlock(max, endX, endY, true);
}
for(int y=startY; y<endY; y++)
{
DWORD yPos = y*seperationUnits;
for(int x=startX; x<endX; x++)
{
DWORD blockPos = yPos+x;
//doing a 5-point check to speed things up rather than a full box/tri intersection
Vect2 checkPoints[2];
checkPoints[0].Set(float(x)*storageBlockSize.x, float(y)*storageBlockSize.y);
checkPoints[1] = checkPoints[0]+storageBlockSize;
for(int i=0; i<CurStorage.Num(); i++)
{
StorageData &data = CurStorage[i];
UVSection §ion = Sections[data.item];
Vect2 max;
if(data.bRot) max.Set(data.pos.x+section.height, data.pos.y+section.width);
else max.Set(data.pos.x+section.width, data.pos.y+section.height);
if( checkPoints[0].x > max.x || data.pos.x > checkPoints[1].x ||
checkPoints[0].y > max.y || data.pos.y > checkPoints[1].y )
{
continue;
}
int numTris = section.Verts.Num()/3;
bool bFoundBlocker = false;
for(int j=0; j<numTris; j++)
{
int startVert = j*3;
Vect2 vPos1 = section.ProjectedVerts[startVert];
Vect2 vPos2 = section.ProjectedVerts[startVert+1];
Vect2 vPos3 = section.ProjectedVerts[startVert+2];
if(data.bRot)
{
vPos1.SwapVals();
vPos2.SwapVals();
vPos3.SwapVals();
vPos1.x = section.height-vPos1.x;
vPos2.x = section.height-vPos2.x;
vPos3.x = section.height-vPos3.x;
}
vPos1 += data.pos;
vPos2 += data.pos;
vPos3 += data.pos;
if( LineCheckForBoxOnIsle2(checkPoints[0], checkPoints[1], vPos1, vPos2) ||
LineCheckForBoxOnIsle2(checkPoints[0], checkPoints[1], vPos2, vPos3) ||
LineCheckForBoxOnIsle2(checkPoints[0], checkPoints[1], vPos3, vPos1) )
{
StorageBlocks.Set(blockPos);
bFoundBlocker = true;
break;
}
Vect2 norm1 = (vPos1-checkPoints[0]).Norm();
Vect2 norm2 = (vPos2-checkPoints[0]).Norm();
Vect2 norm3 = (vPos3-checkPoints[0]).Norm();
float checkVal = acosf(norm1.Dot(norm2)) +
acosf(norm2.Dot(norm3)) +
acosf(norm3.Dot(norm1));
if(fabsf(checkVal-(M_PI*2.0f)) < 0.01f)
{
StorageBlocks.Set(blockPos);
bFoundBlocker = true;
break;
}
}
if(bFoundBlocker)
break;
}
}
}
/*String fileName;
fileName << TEXT("floong") << IntString(storageBlockRebuildCount) << TEXT(".txt");
XFile wong(fileName, XFILE_WRITE, XFILE_CREATEALWAYS);
for(int y=0; y<seperationUnits; y++)
{
DWORD yPos = y*seperationUnits;
for(int x=0; x<seperationUnits; x++)
{
wong.WriteAsUTF8(IntString(StorageBlocks[yPos+x] != 0));
}
wong.WriteAsUTF8(TEXT("\r\n"));
}
++storageBlockRebuildCount;*/
}
void BlockToPos(int x, int y, Vect2 &pos) const
{
pos.Set(float(x)*storageBlockSize.x, float(y)*storageBlockSize.y);
}
void Diamond::updateMotion( double deltaT )
{
age += deltaT;
// extremely realistic physics!
Vect2 position = line->getPosition() + ( velocity * deltaT );
if( position.getx() < SURFACE_MIN_U )
{
// bounce
if( velocity.getx() < 0.0 )
{
velocity.Set( velocity.getx() * -1.0, velocity.gety() );
}
// clamp
position.Set( SURFACE_MIN_U, position.gety() );
}
else if( position.getx() > SURFACE_MAX_U )
{
// bounce
if( velocity.getx() > 0.0 )
{
velocity.Set( velocity.getx() * -1.0, velocity.gety() );
}
// clamp
position.Set( SURFACE_MAX_U, position.gety() );
}
if( position.gety() < SURFACE_MIN_V )
{
// bounce
if( velocity.gety() < 0.0 )
{
velocity.Set( velocity.getx(), velocity.gety() * -1.0 );
}
// clamp
position.Set( position.getx(), SURFACE_MIN_V );
}
else if( position.gety() > SURFACE_MAX_V )
{
// bounce
if( velocity.gety() > 0.0 )
{
velocity.Set( velocity.getx(), velocity.gety() * -1.0 );
}
// clamp
position.Set( position.getx(), SURFACE_MAX_V );
}
line->setPosition( position );
/* float rotation = line->getRotation() + ( rotationalVelocity * deltaT );
// clamp
// prevent near-infinite looping, just in case
if( rotation < -720.0 || rotation > 720.0 )
rotation = 0.0;
while( rotation < 0.0 )
rotation += 360.0;
while( rotation > 360.0 )
rotation -= 360.0;
line->setRotation( rotation );*/
float pulsePercentage = age * pulseRate;
// need to find the decimal part of pulsePercentage
pulsePercentage -= static_cast<int>( pulsePercentage );
// use sine to make pulsePercentage oscillate
// pi*2 = full range of sine
// 0.5 needed because results of sine range from -1 to +1
pulsePercentage = ( sinf( pulsePercentage * M_PI * 2.0f ) + 1.0f ) * 0.5f;
line->setScale(
interpolate( pulseScaleMin, pulseScaleMax, 1.0f - pulsePercentage ),
interpolate( pulseScaleMin, pulseScaleMax, pulsePercentage ) );
}
void Pinwheel::updateMotion( double deltaT )
{
// extremely realistic physics!
Vect2 position = line->getPosition() + ( velocity * deltaT );
if( position.getx() < SURFACE_MIN_U )
{
// bounce
if( velocity.getx() < 0.0 )
{
velocity.Set( velocity.getx() * -1.0, velocity.gety() );
}
// clamp
position.Set( SURFACE_MIN_U, position.gety() );
}
else if( position.getx() > SURFACE_MAX_U )
{
// bounce
if( velocity.getx() > 0.0 )
{
velocity.Set( velocity.getx() * -1.0, velocity.gety() );
}
// clamp
position.Set( SURFACE_MAX_U, position.gety() );
}
if( position.gety() < SURFACE_MIN_V )
{
// bounce
if( velocity.gety() < 0.0 )
{
velocity.Set( velocity.getx(), velocity.gety() * -1.0 );
}
// clamp
position.Set( position.getx(), SURFACE_MIN_V );
}
else if( position.gety() > SURFACE_MAX_V )
{
// bounce
if( velocity.gety() > 0.0 )
{
velocity.Set( velocity.getx(), velocity.gety() * -1.0 );
}
// clamp
position.Set( position.getx(), SURFACE_MAX_V );
}
line->setPosition( position );
float rotation = line->getRotation() + ( rotationalVelocity * deltaT );
// clamp
// prevent near-infinite looping, just in case
if( rotation < -720.0 || rotation > 720.0 )
rotation = 0.0;
while( rotation < 0.0 )
rotation += 360.0;
while( rotation > 360.0 )
rotation -= 360.0;
line->setRotation( rotation );
}