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perf: optimize chunk generation

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zhenyan121
2026-04-06 17:10:36 +08:00
parent 82f0e1deae
commit f37f458b42
8 changed files with 102 additions and 143 deletions
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25
src/gameplay/chunk.cpp
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@@ -29,7 +29,11 @@ int Chunk::get_index(int x, int y, int z) {
void Chunk::gen_vertex_data() {
m_vertexs_data.clear();
glDeleteBuffers(1, &m_vbo);
if (m_vbo != 0) {
glDeleteBuffers(1, &m_vbo);
m_vbo = 0;
}
for (int x = 0; x < CHUCK_SIZE; x++) {
for (int y = 0; y < WORLD_SIZE_Y; y++) {
for (int z = 0; z < CHUCK_SIZE; z++) {
@@ -68,6 +72,8 @@ void Chunk::gen_vertex_data() {
glBufferData(GL_ARRAY_BUFFER, m_vertexs_data.size() * sizeof(Vertex), m_vertexs_data.data(), GL_STATIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, 0);
}
GLuint Chunk::get_vbo() const{
@@ -107,14 +113,25 @@ void Chunk::init_chunk() {
}
}
m_is_gened = true;
}
bool Chunk::is_dirty() const{
return m_dirty;
}
void Chunk::mark_dirty() {
m_dirty = true;
}
void Chunk::clear_dirty() {
m_dirty = false;
}
void Chunk::set_chunk_block(int index ,unsigned id) {
m_blocks[index] = id;
glDeleteBuffers(1, &m_vbo);
gen_vertex_data();
mark_dirty();
}