FTransform UPaperSprite::GetPivotToWorld() const
{
const FVector2D Pivot = GetPivotPosition();
const FVector2D SourceDims = (SourceTexture != NULL) ? FVector2D(SourceTexture->GetSurfaceWidth(), SourceTexture->GetSurfaceHeight()) : FVector2D::ZeroVector;
const FVector Translation((Pivot.X * PaperAxisX) + ((SourceDims.Y - Pivot.Y) * PaperAxisY));
return FTransform(Translation);
}
void GuiItem::DrawDebug()
{
image.DrawDebug();
iPoint tmp = GetPivotPosition();
App->render->DrawQuad({ tmp.x, tmp.y, 2, 2 }, 0, 255, 0, 1000, true, false);
}
iPoint Entity::GetBlitPosition() const
{
fPoint tmp = GetPivotPosition();
iPoint ret(tmp.x, tmp.y);
ret.x -= sprite_pivot.x;
ret.y -= sprite_pivot.y;
return ret;
}
FVector UPaperSprite::ConvertPivotSpaceToTextureSpace(FVector Input) const
{
const FVector2D Pivot = GetPivotPosition();
const float X = Input.X + Pivot.X;
const float Z = -Input.Z + Pivot.Y;
return FVector(X, Input.Y, Z);
}
FVector2D UPaperSprite::ConvertPivotSpaceToTextureSpace(FVector2D Input) const
{
const FVector2D Pivot = GetPivotPosition();
const float X = Input.X + Pivot.X;
const float Y = -Input.Y + Pivot.Y;
return FVector2D(X, Y);
}
SDL_Rect Entity::GetPlayerRect() const
{
//NOTE: this may be adapted when we use colliders
fPoint blit = GetPivotPosition();
blit.x -= pivot.x;
blit.y -= pivot.y;
return{ blit.x, blit.y, collider_rect.w, collider_rect.h };
}
void UPaperSprite::PostEditChangeProperty(FPropertyChangedEvent& PropertyChangedEvent)
{
//@TODO: Determine when these are really needed!
TComponentReregisterContext<UPaperRenderComponent> ReregisterStaticComponents;
TComponentReregisterContext<UPaperAnimatedRenderComponent> ReregisterAnimatedComponents;
// Update the pivot
if (PivotMode != ESpritePivotMode::Custom)
{
CustomPivotPoint = GetPivotPosition();
}
// Look for changed properties
const FName PropertyName = (PropertyChangedEvent.Property != NULL) ? PropertyChangedEvent.Property->GetFName() : NAME_None;
bool bRenderDataModified = false;
bool bCollisionDataModified = false;
bool bBothModified = false;
if ((PropertyName == GET_MEMBER_NAME_CHECKED(UPaperSprite, SpriteCollisionDomain)) ||
(PropertyName == GET_MEMBER_NAME_CHECKED(UPaperSprite, BodySetup3D)) ||
(PropertyName == GET_MEMBER_NAME_CHECKED(UPaperSprite, CollisionGeometry)) )
{
bCollisionDataModified = true;
}
// Properties inside one of the geom structures (we don't know which one)
// if ((PropertyName == GET_MEMBER_NAME_CHECKED(UPaperSprite, GeometryType)) ||
// (PropertyName == GET_MEMBER_NAME_CHECKED(UPaperSprite, AlphaThreshold)) ||
// )
// BoxSize
// BoxPosition
// Vertices
// VertexCount
// Polygons
// {
bBothModified = true;
// }
if ((PropertyName == GET_MEMBER_NAME_CHECKED(UPaperSprite, SourceUV)) ||
(PropertyName == GET_MEMBER_NAME_CHECKED(UPaperSprite, SourceDimension)) ||
(PropertyName == GET_MEMBER_NAME_CHECKED(UPaperSprite, SourceTexture)) ||
(PropertyName == GET_MEMBER_NAME_CHECKED(UPaperSprite, CustomPivotPoint)) ||
(PropertyName == GET_MEMBER_NAME_CHECKED(UPaperSprite, PivotMode)) )
{
bBothModified = true;
}
if (bCollisionDataModified || bBothModified)
{
RebuildCollisionData();
}
if (bRenderDataModified || bBothModified)
{
RebuildRenderData();
}
Super::PostEditChangeProperty(PropertyChangedEvent);
}
