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