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feat: add world class

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zhenyan121
2026-03-07 17:00:05 +08:00
parent eccd744f8b
commit 668fa9a57d
12 changed files with 303 additions and 120 deletions
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81
src/main.cpp
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@@ -1,5 +1,4 @@
#include <string>
#include <vector>
#include <glad/glad.h>
#include <GLFW/glfw3.h>
@@ -11,6 +10,7 @@
#include <Cubed/camera.hpp>
#include <Cubed/config.hpp>
#include <Cubed/gameplay/player.hpp>
#include <Cubed/gameplay/world.hpp>
#include <Cubed/map_table.hpp>
#include <Cubed/texture_manager.hpp>
#include <Cubed/tools/cubed_assert.hpp>
@@ -19,7 +19,7 @@
constexpr int NUM_VAO = 1;
constexpr int NUM_VBO = 3;
bool block_present[WORLD_SIZE_X][WORLD_SIZE_Z] = {false};
GLuint rendering_program;
GLuint vao[NUM_VAO];
GLuint vbo[NUM_VBO];
@@ -31,10 +31,11 @@ float inc = 0.01f;
float tf = 0.0f;
double last_time = 0.0f;
double delta_time = 0.0f;
std::vector<GLuint> grass_block_texture;
Player player;
Camera camera;
TextureManager texture_manager;
World world;
void setup_vertices(void) {
float vertices_pos[108] = {
// ===== front (z = +1) =====
@@ -164,15 +165,6 @@ void init(GLFWwindow* window) {
aspect = (float)width / (float)height;
glViewport(0, 0, width, height);
p_mat = glm::perspective(glm::radians(60.0f), aspect, 0.1f, 1000.0f);
// Must call after texture_manager.init_texture();
grass_block_texture = texture_manager.get_block_texture("grass_block").texture;
for (int i = 0; i < 6; i++) {
glBindTexture(GL_TEXTURE_2D, grass_block_texture[i]);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
glGenerateMipmap(GL_TEXTURE_2D);
}
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LEQUAL);
@@ -203,11 +195,6 @@ void display(GLFWwindow* window, double current_time) {
player.update(delta_time);
camera.update_move_camera();
for (int i = 0; i < WORLD_SIZE_X; i++) {
for (int j = 0; j < WORLD_SIZE_Z; j++) {
block_present[i][j] = true;
}
}
glClearColor(0.0, 0.0, 0.0, 1.0);
glClear(GL_COLOR_BUFFER_BIT);
@@ -226,45 +213,36 @@ void display(GLFWwindow* window, double current_time) {
glEnableVertexAttribArray(1);
glActiveTexture(GL_TEXTURE0);
for (int x = 0; x < WORLD_SIZE_X; x++) {
for (int z = 0; z < WORLD_SIZE_Z; z++) {
for (int x = 0; x < DISTANCE * CHUCK_SIZE; x++) {
for (int z = 0; z < DISTANCE * CHUCK_SIZE; z++) {
for (int y = 0; y < CHUCK_SIZE; y++) {
int wx = x - WORLD_SIZE_X / 2;
int wz = z - WORLD_SIZE_Z / 2;
m_mat = glm::translate(glm::mat4(1.0f), glm::vec3((float)x, y, (float)z));
v_mat = camera.get_camera_lookat();
mv_mat = v_mat * m_mat;
glUniformMatrix4fv(mv_loc, 1, GL_FALSE, glm::value_ptr(mv_mat));
glUniformMatrix4fv(proj_loc, 1 ,GL_FALSE, glm::value_ptr(p_mat));
m_mat = glm::translate(glm::mat4(1.0f), glm::vec3((float)wx, 0.0f, (float)wz));
v_mat = camera.get_camera_lookat();
mv_mat = v_mat * m_mat;
glUniformMatrix4fv(mv_loc, 1, GL_FALSE, glm::value_ptr(mv_mat));
glUniformMatrix4fv(proj_loc, 1 ,GL_FALSE, glm::value_ptr(p_mat));
bool draw_face[6] = {true, true, true, true, true, true};
if (z < WORLD_SIZE_Z - 1&& block_present[x][z + 1]) {
draw_face[0] = false;
}
if (x < WORLD_SIZE_X - 1 && block_present[x + 1][z]) {
draw_face[1] = false;
}
if (z > 0 && block_present[x][z - 1]) {
draw_face[2] = false;
}
if (x > 0 && block_present[x - 1][z]) {
draw_face[3] = false;
}
for (int face = 0; face < 6; face++) {
if (!draw_face[face]) {
const auto& block_render_data = world.get_block_render_data(x, y, z);
// air
if (block_render_data.block_id == 0) {
continue;
}
glBindTexture(GL_TEXTURE_2D, grass_block_texture[face]);
//glPointSize(30.0f);
glDrawArrays(GL_TRIANGLES, face * 6, 6);
for (int face = 0; face < 6; face++) {
if (!block_render_data.draw_face[face]) {
continue;
}
glBindTexture(GL_TEXTURE_2D,
texture_manager.get_block_texture(
block_render_data
.block_id)
.texture[face]
);
glDrawArrays(GL_TRIANGLES, face * 6, 6);
}
}
}
}
@@ -314,6 +292,7 @@ int main() {
glfwSetCursorPosCallback(window, cursor_position_callback);
MapTable::init_map();
texture_manager.init_texture();
world.init_world();
init(window);
glfwSetInputMode(window, GLFW_CURSOR, GLFW_CURSOR_DISABLED);