diff --git a/src/ClientHandle.cpp b/src/ClientHandle.cpp index a2cbaefff..ff8775771 100644 --- a/src/ClientHandle.cpp +++ b/src/ClientHandle.cpp @@ -1199,6 +1199,8 @@ void cClientHandle::HandleSlotSelected(short a_SlotNum) if (Map != NULL) { + Map->UpdateRadius(*m_Player, 128); // Temporary + // TODO 2014-02-14 xdot: Optimization - Do not send the whole map. Map->SendTo(*this); } diff --git a/src/Items/ItemEmptyMap.h b/src/Items/ItemEmptyMap.h index 5516033a0..24d31151b 100644 --- a/src/Items/ItemEmptyMap.h +++ b/src/Items/ItemEmptyMap.h @@ -18,6 +18,8 @@ class cItemEmptyMapHandler : public cItemHandler { typedef cItemHandler super; + + static const unsigned int DEFAULT_SCALE = 0; public: cItemEmptyMapHandler() : @@ -34,12 +36,12 @@ public: // The map center is fixed at the central point of the 8x8 block of chunks you are standing in when you right-click it. - const int RegionWidth = cChunkDef::Width * 8; + const int RegionWidth = cChunkDef::Width * 8 * pow(2, DEFAULT_SCALE); int CenterX = round(a_Player->GetPosX() / (float) RegionWidth) * RegionWidth; int CenterZ = round(a_Player->GetPosZ() / (float) RegionWidth) * RegionWidth; - a_World->CreateMap(CenterX, CenterZ, 0); + a_World->CreateMap(CenterX, CenterZ, DEFAULT_SCALE); return true; } diff --git a/src/Map.cpp b/src/Map.cpp index 497cc9659..e0f991693 100644 --- a/src/Map.cpp +++ b/src/Map.cpp @@ -8,6 +8,7 @@ #include "ClientHandle.h" #include "World.h" #include "Chunk.h" +#include "Entities/Player.h" @@ -23,6 +24,8 @@ cMap::cMap(unsigned int a_ID, cWorld * a_World) , m_World(a_World) { m_Data.assign(m_Width * m_Height, 0); + + Printf(m_Name, "map_%i", m_ID); } @@ -40,12 +43,34 @@ cMap::cMap(unsigned int a_ID, int a_CenterX, int a_CenterZ, cWorld * a_World, un { m_Data.assign(m_Width * m_Height, 0); - for (unsigned int X = 0; X < m_Width; ++X) + Printf(m_Name, "map_%i", m_ID); +} + + + + + +void cMap::UpdateRadius(int a_PixelX, int a_PixelZ, unsigned int a_Radius) +{ + int PixelRadius = a_Radius / GetPixelWidth(); + + unsigned int StartX = std::max(a_PixelX - PixelRadius, 0); + unsigned int StartZ = std::max(a_PixelZ - PixelRadius, 0); + + unsigned int EndX = std::min(a_PixelX + PixelRadius, (int)m_Width); + unsigned int EndZ = std::min(a_PixelZ + PixelRadius, (int)m_Height); + + for (unsigned int X = StartX; X < EndX; ++X) { - for (unsigned int Y = 0; Y < m_Height; ++Y) + for (unsigned int Z = StartZ; Z < EndZ; ++Z) { - // Debug - m_Data[Y + X * m_Height] = rand() % 100; + int dX = X - a_PixelX; + int dZ = Z - a_PixelZ; + + if ((dX * dX) + (dZ * dZ) < (PixelRadius * PixelRadius)) + { + UpdatePixel(X, Z); + } } } } @@ -54,20 +79,85 @@ cMap::cMap(unsigned int a_ID, int a_CenterX, int a_CenterZ, cWorld * a_World, un +void cMap::UpdateRadius(cPlayer & a_Player, unsigned int a_Radius) +{ + unsigned int PixelWidth = GetPixelWidth(); + + int PixelX = (a_Player.GetPosX() - m_CenterX) / PixelWidth + (m_Width / 2); + int PixelZ = (a_Player.GetPosZ() - m_CenterZ) / PixelWidth + (m_Height / 2); + + UpdateRadius(PixelX, PixelZ, a_Radius); +} + + + + + bool cMap::UpdatePixel(unsigned int a_X, unsigned int a_Y) { ASSERT(m_World != NULL); - cChunk * Chunk = NULL; + unsigned int PixelWidth = GetPixelWidth(); - if (Chunk == NULL) + int BlockX = m_CenterX + ((a_X - m_Width) * PixelWidth); + int BlockZ = m_CenterZ + ((a_Y - m_Height) * PixelWidth); + + int ChunkX, ChunkY, ChunkZ; + m_World->BlockToChunk(BlockX, 0, BlockZ, ChunkX, ChunkY, ChunkZ); + + int RelX = BlockX - (ChunkX * cChunkDef::Width); + int RelZ = BlockZ - (ChunkZ * cChunkDef::Width); + + class cCalculatePixelCb : + public cChunkCallback { - return false; - } + cMap * m_Map; - int Height = Chunk->GetHeight(a_X, a_Y); + int m_RelX, m_RelZ; - // TODO + ColorID m_PixelData; + + public: + cCalculatePixelCb(cMap * a_Map, int a_RelX, int a_RelZ) + : m_Map(a_Map), m_RelX(a_RelX), m_RelZ(a_RelZ), m_PixelData(0) {} + + virtual bool Item(cChunk * a_Chunk) override + { + if (a_Chunk == NULL) + { + return false; + } + + unsigned int PixelWidth = m_Map->GetPixelWidth(); + + for (unsigned int X = m_RelX; X < m_RelX + PixelWidth; ++X) + { + for (unsigned int Z = m_RelZ; Z < m_RelZ + PixelWidth; ++Z) + { + int Height = a_Chunk->GetHeight(X, Z); + + if (Height > 0) + { + // TODO + } + } + } + + m_PixelData = 8; // Debug + + return false; + } + + ColorID GetPixelData(void) const + { + return m_PixelData; + } + } CalculatePixelCb(this, RelX, RelZ); + + ASSERT(m_World != NULL); + m_World->DoWithChunk(ChunkX, ChunkZ, CalculatePixelCb); + + m_Data[a_Y + (a_X * m_Height)] = CalculatePixelCb.GetPixelData(); return true; } @@ -167,7 +257,7 @@ unsigned int cMap::GetNumPixels(void) const -unsigned int cMap::GetNumBlocksPerPixel(void) const +unsigned int cMap::GetPixelWidth(void) const { return pow(2, m_Scale); } diff --git a/src/Map.h b/src/Map.h index c443445de..4134d53a1 100644 --- a/src/Map.h +++ b/src/Map.h @@ -21,6 +21,7 @@ class cClientHandle; class cWorld; +class cPlayer; @@ -48,6 +49,11 @@ public: /** Send this map to the specified client. */ void SendTo(cClientHandle & a_Client); + /** Update a circular region with the specified radius and center (in pixels). */ + void UpdateRadius(int a_PixelX, int a_PixelZ, unsigned int a_Radius); + + void UpdateRadius(cPlayer & a_Player, unsigned int a_Radius); + // tolua_begin /** Erase pixel data */ @@ -71,13 +77,15 @@ public: cWorld * GetWorld(void) { return m_World; } + AString GetName(void) { return m_Name; } + eDimension GetDimension(void) const; const cColorList & GetData(void) const { return m_Data; } unsigned int GetNumPixels(void) const; - unsigned int GetNumBlocksPerPixel(void) const; + unsigned int GetPixelWidth(void) const; // tolua_end @@ -87,8 +95,6 @@ private: /** Update the specified pixel. */ bool UpdatePixel(unsigned int a_X, unsigned int a_Y); - void PixelToWorldCoords(unsigned int a_X, unsigned int a_Y, int & a_WorldX, int & a_WorldY); - unsigned int m_ID; unsigned int m_Width; @@ -105,6 +111,11 @@ private: cWorld * m_World; + //typedef std::vector cPlayerList; + //cPlayerList m_TrackedPlayers; + + AString m_Name; + friend class cMapSerializer; };