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SQCSimulator2023/SQCSim-common/world.cpp

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#include "world.h"
World::World() {}
World::~World() {}
Array2d<Chunk*>& World::GetChunks() { return m_chunks; }
void World::SetSeed(uint64_t seed) {
m_seed = seed;
}
Chunk* World::ChunkAt(float x, float y, float z) const {
int cx = (int)x / CHUNK_SIZE_X;
int cz = (int)z / CHUNK_SIZE_Z;
if (x < 0 || y < 0 || z < 0 ||
x >= WORLD_SIZE_X * CHUNK_SIZE_X ||
z >= CHUNK_SIZE_Z * WORLD_SIZE_Y ||
y > CHUNK_SIZE_Y)
return 0;
return m_chunks.Get(cx, cz);
}
Chunk* World::ChunkAt(const Vector3f& pos) const { return ChunkAt(pos.x, pos.y, pos.z); }
BlockType World::BlockAt(float x, float y, float z, BlockType defaultBlockType) const {
Chunk* c = ChunkAt(x, y, z);
if (!c)
return defaultBlockType;
int bx = (int)x % CHUNK_SIZE_X;
int by = (int)y % CHUNK_SIZE_Y;
int bz = (int)z % CHUNK_SIZE_Z;
return c->GetBlock(bx, by, bz);
}
BlockType World::BlockAt(const Vector3f& pos, BlockType defaultBlockType) const {
return BlockAt(pos.x, pos.y, pos.z, defaultBlockType);
}
void World::TransposeWorld(Vector3f& player, Bullet* bullets[MAX_BULLETS]) {
int x = 0, y = 0;
if (player.x > (WORLD_SIZE_X * CHUNK_SIZE_X) * .6f) ++x;
else if (player.x < (WORLD_SIZE_X * CHUNK_SIZE_X) * .4f) --x;
if (player.z > (WORLD_SIZE_Y * CHUNK_SIZE_Z) * .6f) ++y;
else if (player.z < (WORLD_SIZE_Y * CHUNK_SIZE_Z) * .4f) --y;
if (!x && !y) return;
if (x > 0) {
for (int ax = 0; ax < WORLD_SIZE_X; ++ax)
for (int ay = 0; ay < WORLD_SIZE_Y; ++ay)
if (ax - x >= 0) {
m_chunks.Set(ax - x, ay,
m_chunks.Remove(ax, ay));
if (ax == WORLD_SIZE_X - 1 && m_chunks.Get(ax - x, ay))
m_chunks.Get(ax - x, ay)->MakeDirty();
}
else if (m_chunks.Get(ax, ay)) m_tbDeleted.emplace_back(m_chunks.Remove(ax, ay));
}
else if (x < 0) {
for (int ax = WORLD_SIZE_X - 1; ax >= 0; --ax)
for (int ay = WORLD_SIZE_Y - 1; ay >= 0; --ay)
if (ax - x < WORLD_SIZE_X) {
m_chunks.Set(ax - x, ay,
m_chunks.Remove(ax, ay));
if (ax == 0 && m_chunks.Get(ax - x, ay))
m_chunks.Get(ax - x, ay)->MakeDirty();
}
else if (m_chunks.Get(ax, ay)) m_tbDeleted.emplace_back(m_chunks.Remove(ax, ay));
}
if (y > 0) {
for (int ax = 0; ax < WORLD_SIZE_X; ++ax)
for (int ay = 0; ay < WORLD_SIZE_Y; ++ay)
if (ay - y >= 0) {
m_chunks.Set(ax, ay - y,
m_chunks.Remove(ax, ay));
if (ay == WORLD_SIZE_Y - 1 && m_chunks.Get(ax, ay - y))
m_chunks.Get(ax, ay - y)->MakeDirty();
}
else if (m_chunks.Get(ax, ay)) m_tbDeleted.emplace_back(m_chunks.Remove(ax, ay));
}
else if (y < 0) {
for (int ax = WORLD_SIZE_X - 1; ax >= 0; --ax)
for (int ay = WORLD_SIZE_Y - 1; ay >= 0; --ay)
if (ay - y < WORLD_SIZE_Y) {
m_chunks.Set(ax, ay - y,
m_chunks.Remove(ax, ay));
if (ay == 0 && m_chunks.Get(ax, ay - y))
m_chunks.Get(ax, ay - y)->MakeDirty();
}
else if (m_chunks.Get(ax, ay)) m_tbDeleted.emplace_back(m_chunks.Remove(ax, ay));
}
m_center[0] += x; m_center[1] += y;
player.x -= x * CHUNK_SIZE_X;
player.z -= y * CHUNK_SIZE_Z;
for (int index = 0; index < MAX_BULLETS; ++index)
if (bullets[index]) bullets[index]->Transpose(x, y);
}
void World::CleanUpWorld(int& deleteframes, bool clear = false) {
if (clear) {
while (m_tbDeleted.size() > 0) {
delete m_tbDeleted.back();
m_tbDeleted.pop_back();
}
}
if (!m_tbDeleted.empty() && !deleteframes) {
int deleted = 0;
while (deleted < THREADS_DELETE_CHUNKS) {
}
delete m_tbDeleted.back();
m_tbDeleted.pop_back();
deleteframes = FRAMES_DELETE_CHUNKS;
}
}
void World::GetScope(unsigned int& x, unsigned int& y) {
x = m_center[0];
y = m_center[1];
}
void World::Update(Bullet* bullets[MAX_BULLETS], const Vector3f& player_pos, BlockInfo* blockinfo[BTYPE_LAST]) {
UpdateWorld(player_pos, blockinfo);
//TransposeWorld(player_pos, bullets);
}
//
//void World::UpdateChunk(int& updates, unsigned int chx, unsigned int chy, BlockInfo* blockinfo[BTYPE_LAST]) {
// if (updates == 0 && ChunkAt(chx, 1, chy) &&
// ChunkAt(chx, 1, chy)->IsDirty()) {
// ChunkAt(chx, 1, chy)->Update(blockinfo, this);
// updates = FRAMES_UPDATE_CHUNKS;
// }
//
//}
void World::ChangeBlockAtCursor(BlockType blockType, const Vector3f& player_pos, const Vector3f& player_dir, bool& block) {
Vector3f currentPos = player_pos;
Vector3f currentBlock = currentPos;
Vector3f ray = player_dir;
bool found = false;
if (block) return;
while ((currentPos - currentBlock).Length() <= MAX_SELECTION_DISTANCE && !found) {
currentBlock += ray / 10.f;
BlockType bt = BlockAt(currentBlock);
if (bt != BTYPE_AIR)
found = true;
}
if (found)
if (blockType != BTYPE_AIR) {
found = false;
while ((currentPos - currentBlock).Length() >= 1.7f && !found) {
currentBlock -= ray / 10.f;
BlockType bt = BlockAt(currentBlock);
if (bt == BTYPE_AIR) { // V<>rification pour <20>tre s<>r que le bloc <20> changer n'est pas dans le joueur.
int Bx = (int)currentBlock.x;
int By = (int)currentBlock.y;
int Bz = (int)currentBlock.z;
int Px = (int)currentPos.x;
int PyA = (int)currentPos.y;
int PyB = (int)(currentPos.y - .9f);
int PyC = (int)(currentPos.y - 1.7f);
int Pz = (int)currentPos.z;
if (!(Bx == Px &&
(By == PyA ||
By == PyB ||
By == PyC) &&
Bz == Pz))
found = true;
}
}
}
if (found && (int)currentBlock.y < CHUNK_SIZE_Y) {
int bx = (int)currentBlock.x % CHUNK_SIZE_X;
int by = (int)currentBlock.y % CHUNK_SIZE_Y;
int bz = (int)currentBlock.z % CHUNK_SIZE_Z;
ChunkAt(currentBlock)->SetBlock(bx, by, bz, blockType, this);
ChunkAt(currentBlock)->MakeModified();
block = true;
}
}
void World::ChangeBlockAtPosition(BlockType blockType, Vector3f pos) {
int bx = (int)pos.x % CHUNK_SIZE_X;
int by = (int)pos.y % CHUNK_SIZE_Y;
int bz = (int)pos.z % CHUNK_SIZE_Z;
ChunkAt(pos)->SetBlock(bx, by, bz, blockType, this);
ChunkAt(pos)->MakeModified();
}
void World::UpdateWorld(const Vector3f& player, BlockInfo* blockinfo[BTYPE_LAST]) {
int cx = player.x;
int cy = player.z;
static int frameGenerate = 1;
static int frameUpdate = 2;
static int frameDelete = 3;
int side = 0;
int threads = 0;
std::future<Chunk*> genThList[THREADS_GENERATE_CHUNKS];
//std::future<void> delThList[THREADS_DELETE_CHUNKS];
if (frameGenerate > 0) --frameGenerate;
if (frameUpdate > 0) --frameUpdate;
if (frameDelete > 0) --frameDelete;
if (!frameGenerate)
while (side * CHUNK_SIZE_X <= VIEW_DISTANCE * 2 + CHUNK_SIZE_X) {
int tx = -side, ty = -side;
int chx = 0;
int chy = 0;
for (; tx <= side; ++tx) {
if (frameGenerate)
break;
chx = cx + tx * CHUNK_SIZE_X;
chy = cy + ty * CHUNK_SIZE_Z;
if (chx < WORLD_SIZE_X * CHUNK_SIZE_X && chy < WORLD_SIZE_Y * CHUNK_SIZE_Z &&
chx >= 0 && chy >= 0 && !ChunkAt(chx, 1, chy))
genThList[threads++] = std::async(std::launch::async,
[](unsigned int x, unsigned int y, uint64_t seed) {
return new Chunk(x, y, seed); },
chx / CHUNK_SIZE_X + m_center[0],
chy / CHUNK_SIZE_Z + m_center[1],
m_seed);
if (threads == THREADS_GENERATE_CHUNKS) frameGenerate = FRAMES_RENDER_CHUNKS;
}
for (; ty <= side; ++ty) {
if (frameGenerate)
break;
chx = cx + tx * CHUNK_SIZE_X;
chy = cy + ty * CHUNK_SIZE_Z;
if (chx < WORLD_SIZE_X * CHUNK_SIZE_X && chy < WORLD_SIZE_Y * CHUNK_SIZE_Z &&
chx >= 0 && chy >= 0 && !ChunkAt(chx, 1, chy))
genThList[threads++] = std::async(std::launch::async,
[](unsigned int x, unsigned int y, uint64_t seed) {
return new Chunk(x, y, seed); },
chx / CHUNK_SIZE_X + m_center[0],
chy / CHUNK_SIZE_Z + m_center[1],
m_seed);
if (threads == THREADS_GENERATE_CHUNKS) frameGenerate = FRAMES_RENDER_CHUNKS;
}
for (; tx >= -side; --tx) {
if (frameGenerate)
break;
chx = cx + tx * CHUNK_SIZE_X;
chy = cy + ty * CHUNK_SIZE_Z;
if (chx < WORLD_SIZE_X * CHUNK_SIZE_X && chy < WORLD_SIZE_Y * CHUNK_SIZE_Z &&
chx >= 0 && chy >= 0 && !ChunkAt(chx, 1, chy))
genThList[threads++] = std::async(std::launch::async,
[](unsigned int x, unsigned int y, uint64_t seed) {
return new Chunk(x, y, seed); },
chx / CHUNK_SIZE_X + m_center[0],
chy / CHUNK_SIZE_Z + m_center[1],
m_seed);
if (threads == THREADS_GENERATE_CHUNKS) frameGenerate = FRAMES_RENDER_CHUNKS;
}
for (; ty >= -side; --ty) {
if (frameGenerate)
break;
chx = cx + tx * CHUNK_SIZE_X;
chy = cy + ty * CHUNK_SIZE_Z;
if (chx < WORLD_SIZE_X * CHUNK_SIZE_X && chy < WORLD_SIZE_Y * CHUNK_SIZE_Z &&
chx >= 0 && chy >= 0 && !ChunkAt(chx, 1, chy))
genThList[threads++] = std::async(std::launch::async,
[](unsigned int x, unsigned int y, uint64_t seed) {
return new Chunk(x, y, seed); },
chx / CHUNK_SIZE_X + m_center[0],
chy / CHUNK_SIZE_Z + m_center[1],
m_seed);
if (threads == THREADS_GENERATE_CHUNKS) frameGenerate = FRAMES_RENDER_CHUNKS;
}
if (frameGenerate)
break;
++side;
}
if (threads > 0) {
for (int i = 0; i < threads; ++i)
genThList[i].wait();
for (int i = 0; i < threads; ++i) {
unsigned int x, y;
Chunk* chunk = genThList[i].get();
chunk->GetPosition(x, y);
m_chunks.Set(x - m_center[0], y - m_center[1], chunk);
}
}
side = 0;
threads = 0;
//if (!frameUpdate)
// while (side * CHUNK_SIZE_X <= VIEW_DISTANCE * 2) {
// int tx = -side, ty = -side;
// for (; tx <= side; ++tx) {
// if (frameUpdate)
// break;
// unsigned int chx = cx + tx * CHUNK_SIZE_X, chy = cy + ty * CHUNK_SIZE_Z;
// if (ChunkAt(chx, 1, chy) &&
// ChunkAt(chx, 1, chy)->IsDirty()) {
// updateThList[threads++] =
// std::async(std::launch::async,
// [](Chunk* chunk, BlockInfo* blockinfo[BTYPE_LAST], World* world) {
// chunk->Update(blockinfo, world); return chunk; }, ChunkAt(chx, 1, chy), blockinfo, this);
// if (threads == THREADS_UPDATE_CHUNKS) frameUpdate = FRAMES_UPDATE_CHUNKS;
// }
// }
// for (; ty <= side; ++ty) {
// if (frameUpdate)
// break;
// unsigned int chx = cx + tx * CHUNK_SIZE_X, chy = cy + ty * CHUNK_SIZE_Z;
// if (ChunkAt(chx, 1, chy) &&
// ChunkAt(chx, 1, chy)->IsDirty()) {
// updateThList[threads++] =
// std::async(std::launch::async,
// [](Chunk* chunk, BlockInfo* blockinfo[BTYPE_LAST], World* world) {
// chunk->Update(blockinfo, world); return chunk; }, ChunkAt(chx, 1, chy), blockinfo, this);
// if (threads == THREADS_UPDATE_CHUNKS) frameUpdate = FRAMES_UPDATE_CHUNKS;
// }
// }
// for (; tx >= -side; --tx) {
// if (frameUpdate)
// break;
// unsigned int chx = cx + tx * CHUNK_SIZE_X, chy = cy + ty * CHUNK_SIZE_Z;
// if (ChunkAt(chx, 1, chy) &&
// ChunkAt(chx, 1, chy)->IsDirty()) {
// updateThList[threads++] =
// std::async(std::launch::async,
// [](Chunk* chunk, BlockInfo* blockinfo[BTYPE_LAST], World* world) {
// chunk->Update(blockinfo, world); return chunk; }, ChunkAt(chx, 1, chy), blockinfo, this);
// if (threads == THREADS_UPDATE_CHUNKS) frameUpdate = FRAMES_UPDATE_CHUNKS;
// }
// }
// for (; ty >= -side; --ty) {
// if (frameUpdate)
// break;
// unsigned int chx = cx + tx * CHUNK_SIZE_X, chy = cy + ty * CHUNK_SIZE_Z;
// if (ChunkAt(chx, 1, chy) &&
// ChunkAt(chx, 1, chy)->IsDirty()) {
// updateThList[threads++] =
// std::async(std::launch::async,
// [](Chunk* chunk, BlockInfo* blockinfo[BTYPE_LAST], World* world) {
// chunk->Update(blockinfo, world); return chunk; }, ChunkAt(chx, 1, chy), blockinfo, this);
// if (threads == THREADS_UPDATE_CHUNKS) frameUpdate = FRAMES_UPDATE_CHUNKS;
// }
// }
// if (frameUpdate)
// break;
// ++side;
// }
//if (threads > 0) {
// for (int i = 0; i < threads; ++i) {
// updateThList[i].wait();
// Chunk* chunk = updateThList[i].get();
// chunk->FlushMeshToVBO();
// }
//}
threads = 0;
//int del = THREADS_DELETE_CHUNKS;
//while (!m_tbDeleted.empty() && del--) { // Moins rapide que le bout en dessous, mais -beaucoup- plus stable.
// m_tbDeleted.back()->FlushVBO();
// m_tbDeleted.back()->~Chunk();
// m_tbDeleted.pop_back();
//}
/*while (!m_tbDeleted.empty() && !frameDelete) {
if (m_tbDeleted.back()) {
m_tbDeleted.back()->FlushVBO();
delThList[threads] =
std::async(std::launch::async,
[](Chunk* chunk) { delete chunk; }, m_tbDeleted.back());
m_tbDeleted.pop_back();
if (++threads > THREADS_DELETE_CHUNKS) frameDelete = FRAMES_DELETE_CHUNKS;
}
else m_tbDeleted.pop_back();
}*/
/*for (int x = 0; x < threads; ++x) {
delThList[x].wait();
delThList[x].get();
}*/
}
int World::GettbDeleted() const { return m_tbDeleted.size(); }
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