koma/grafika-beadando
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fix block breaking

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This commit is contained in:
Akos Horvath 2022-11-14 18:38:00 +01:00
parent cd0b0ed0df
commit 5542e4861c
3 changed files with 33 additions and 52 deletions
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11
src/app.c
View File

@ -369,6 +369,7 @@ int check_intersection_block(App *app, vec3i *retv, int *chunk_index)
void app_draw_particles(App *app, vec3i b)
{
printf("%s\n", __func__);
unsigned char index = app->particle_count;
if (index >= MAX_PARTICLE_GROUPS)
@ -388,7 +389,8 @@ void app_draw_particles(App *app, vec3i b)
void app_update_particles(App *app)
{
unsigned char particles = app->particle_count;
unsigned char particles = app->particle_count;
printf("particle count %d\n", particles);
for (int i = 0; i < particles; i++) {
unsigned int time = SDL_GetTicks();
if (time - app->particles[i].time > 1000) {
@ -396,10 +398,15 @@ void app_update_particles(App *app)
app->particle_count--;
} else {
for (int j = 0; j < PARTICLES_PER_GROUP; j++) {
printf("particle pos: %f %f %f\n",
app->particles[i].pos[j].x,
app->particles[i].pos[j].y,
app->particles[i].pos[j].z
);
app->particles[i].pos[j].z -= GRAVITY * app->frame_time/1000;
draw_cube(app->cm, 0, app->particles[i].pos[j].x,
app->particles[i].pos[j].y,
app->particles[i].pos[j].z, 0.1);
app->particles[i].pos[j].z, 0.5);
}
}
}

42
src/camera.c
View File

@ -18,48 +18,6 @@ void init_camera(Camera* camera)
camera->speed.z = 0.0;
}
vec3f handle_collision(vec3f camera_pos, ChunkManager *cm)
{
vec3f c_max = { camera_pos.x + 0.25, camera_pos.y + 0.25, camera_pos.z + 0.25 };
vec3f c_min = { camera_pos.x - 0.25, camera_pos.y - 0.25, camera_pos.z - 0.25 };
vec3f b_max;
vec3f b_min;
int i = chunk_get_current_chunk_index(cm, camera_pos);
for (int x = floor(camera_pos.x-1); x < floor(camera_pos.x+1); x++) {
for (int y = floor(camera_pos.y-1); y < floor(camera_pos.y+1); y++) {
int z = floor(camera_pos.z+1);
if (!check_index(x, y, z))
continue;
if(cm->chunks[i].blocks[x][y][z].visible) {
b_min = (vec3f) {x+1, y+1, z};
b_max = (vec3f) {x+2, y+2, z+1};
if (c_max.z > b_min.z &&
c_min.z < b_max.z) {
return (vec3f) {0, 0, 1};
}
}
}
}
//int x = floor(camera_pos.x);
//int y = floor(camera_pos.y);
//int z = floor(camera_pos.z);
//b_min = (vec3f) {x, y, z};
//b_max = (vec3f) {x+1, y+1, z+1};
//
//print_vec3f(c_max, "c_max");
//print_vec3f(c_max, "c_min");
//print_vec3f(c_max, "b_max");
//print_vec3f(c_max, "b_max");
//if (c_max.z > b_min.z &&
// c_min.z < b_max.z) {
// return (vec3f) {0, 0, 1};
//}
return (vec3f) {0, 0, 0};
}
void update_camera(Camera* camera, double time)
{
double angle;

32
src/main1.c
View File

@ -4,7 +4,16 @@
#include <time.h>
#include <GL/glu.h>
#define SHADOWMAP_SIZE 2048
#define SHADOWMAP_SIZE 4096
void set_light_pos(const vec3f p, float matrix[16])
{
glLoadIdentity();
gluLookAt(p.x, p.y, p.z,
4.0, 4.0, 10.0,
0.0, 0.0, 1.0);
glGetFloatv(GL_MODELVIEW_MATRIX, matrix);
}
int main()
{
struct timespec start;
@ -15,6 +24,7 @@ int main()
init_app(&app, 1600, 900);
/////
vec3f light_pos = { .x = 40, .y = 40, .z = 80};
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
@ -51,8 +61,8 @@ int main()
glColorMaterial(GL_FRONT, GL_AMBIENT_AND_DIFFUSE);
glEnable(GL_COLOR_MATERIAL);
//GLfloat materialColor[] = {1.0f, 1.0f, 1.0f, 1.0f};
//glMaterialfv(GL_FRONT, GL_SPECULAR, materialColor);
GLfloat materialColor[] = {1.0f, 1.0f, 1.0f, 1.0f};
glMaterialfv(GL_FRONT, GL_SPECULAR, materialColor);
glMaterialf(GL_FRONT, GL_SHININESS, 64.0f);
@ -67,20 +77,24 @@ int main()
glLoadIdentity();
gluPerspective(45.0, 1.0, 2.0, 10000.0);
gluPerspective(80.0, 1.0, 2.0, 10000.0);
glGetFloatv(GL_MODELVIEW_MATRIX, light_proj_matrix);
glLoadIdentity();
gluLookAt(80, 80, 90,
20.0, 20.0, 10.0,
0.0, 0.0, 1.0);
glGetFloatv(GL_MODELVIEW_MATRIX, light_view_matrix);
set_light_pos(light_pos, light_view_matrix);
glPopMatrix();
/////
while(app.is_running) {
clock_gettime(CLOCK_MONOTONIC_RAW, &start);
light_pos.x += 5*(app.frame_time/1000);
set_light_pos(light_pos, light_view_matrix);
app.camera.position.x = light_pos.x;
app.camera.position.y = light_pos.y;
app.camera.position.z = light_pos.z;
printf("light pos: %f %f %f\n", light_pos.x, light_pos.y, light_pos.z);
vec3f cd = get_camera_dir_vec3f(&app.camera);
vec3f cp = app.camera.position;
@ -146,6 +160,8 @@ int main()
//set_view(&app.camera);
for (int i = 0; i < app.cm->chunk_count; i++) {
GLuint t = get_texture(app.cm, BLOCKTYPE_DIRT);
glBindTexture(t, GL_TEXTURE_2D);
chunk_render(&app.cm->chunks[i]);
//printf("c sp: %f\n", app.chunks[i].start_pos.x);
}