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chunk.c
1751 lines (1480 loc) · 75.3 KB
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chunk.c
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/*
Copyright (c) 2017-2018 ByteBit
This file is part of BetterSpades.
BetterSpades is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
BetterSpades is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with BetterSpades. If not, see <http://www.gnu.org/licenses/>.
*/
#include "common.h"
#include <pthread.h>
#include <signal.h>
struct chunk chunks[CHUNKS_PER_DIM*CHUNKS_PER_DIM] = {0};
int chunk_geometry_changed[CHUNKS_PER_DIM*CHUNKS_PER_DIM*2];
int chunk_geometry_changed_lenght = 0;
int chunk_lighting_changed[CHUNKS_PER_DIM*CHUNKS_PER_DIM*2];
int chunk_lighting_changed_lenght = 0;
int chunk_render_mode = 0;
struct chunk_d {
int x,y;
};
struct chunk_worker chunk_workers[CHUNK_WORKERS_MAX];
pthread_rwlock_t* chunk_map_locks;
pthread_mutex_t chunk_minimap_lock;
static int chunk_sort(const void* a, const void* b) {
struct chunk_d* aa = (struct chunk_d*)a;
struct chunk_d* bb = (struct chunk_d*)b;
return distance2D(aa->x+CHUNK_SIZE/2,aa->y+CHUNK_SIZE/2,camera_x,camera_z)
-distance2D(bb->x+CHUNK_SIZE/2,bb->y+CHUNK_SIZE/2,camera_x,camera_z);
}
void chunk_init() {
pthread_mutex_init(&chunk_minimap_lock,NULL);
chunk_map_locks = malloc(map_size_x*map_size_z*sizeof(pthread_rwlock_t));
CHECK_ALLOCATION_ERROR(chunk_map_locks);
for(int k=0;k<map_size_x*map_size_z;k++)
pthread_rwlock_init(&chunk_map_locks[k],NULL);
for(int k=0;k<CHUNK_WORKERS_MAX;k++) {
chunk_workers[k].state = CHUNK_WORKERSTATE_IDLE;
chunk_workers[k].mem_size = 0;
chunk_workers[k].vertex_data = NULL;
chunk_workers[k].color_data = NULL;
pthread_mutex_init(&chunk_workers[k].state_lock,NULL);
pthread_create(&chunk_workers[k].thread,NULL,chunk_generate,&chunk_workers[k]);
}
}
void chunk_draw_visible() {
struct chunk_d chunks_draw[CHUNKS_PER_DIM*CHUNKS_PER_DIM*2];
int index = 0;
//go through all possible chunks and store all in range and view
for(char y=-9;y<CHUNKS_PER_DIM+9;y++) {
for(char x=-9;x<CHUNKS_PER_DIM+9;x++) {
if(((x*CHUNK_SIZE-camera_x)*(x*CHUNK_SIZE-camera_x)+(y*CHUNK_SIZE-camera_z)*(y*CHUNK_SIZE-camera_z))<(settings.render_distance+CHUNK_SIZE)*(settings.render_distance+CHUNK_SIZE)) {
int tmp_x = x, tmp_y = y;
if(tmp_x<0)
tmp_x += CHUNKS_PER_DIM;
if(tmp_y<0)
tmp_y += CHUNKS_PER_DIM;
if(tmp_x>=CHUNKS_PER_DIM)
tmp_x -= CHUNKS_PER_DIM;
if(tmp_y>=CHUNKS_PER_DIM)
tmp_y -= CHUNKS_PER_DIM;
if(camera_CubeInFrustum(x*CHUNK_SIZE+CHUNK_SIZE/2,0.0F,y*CHUNK_SIZE+CHUNK_SIZE/2,CHUNK_SIZE/2,chunks[tmp_y*CHUNKS_PER_DIM+tmp_x].max_height))
chunks_draw[index++] = (struct chunk_d){x*CHUNK_SIZE,y*CHUNK_SIZE};
}
}
}
//sort all chunks to draw those in front first
qsort(chunks_draw,index,sizeof(struct chunk_d),chunk_sort);
for(int k=0;k<index;k++)
chunk_render(chunks_draw[k].x/CHUNK_SIZE,chunks_draw[k].y/CHUNK_SIZE);
}
void chunk_set_render_mode(int r) {
chunk_render_mode = r;
}
void chunk_rebuild_all() {
for(int d=0;d<CHUNKS_PER_DIM*CHUNKS_PER_DIM;d++) {
chunk_geometry_changed[d] = d;
}
chunk_geometry_changed_lenght = CHUNKS_PER_DIM*CHUNKS_PER_DIM;
}
void chunk_render(int x, int y) {
matrix_push();
matrix_translate((x<0)*-map_size_x+(x>=CHUNKS_PER_DIM)*map_size_x,0.0F,(y<0)*-map_size_z+(y>=CHUNKS_PER_DIM)*map_size_z);
matrix_upload();
if(x<0)
x += CHUNKS_PER_DIM;
if(y<0)
y += CHUNKS_PER_DIM;
if(x>=CHUNKS_PER_DIM)
x -= CHUNKS_PER_DIM;
if(y>=CHUNKS_PER_DIM)
y -= CHUNKS_PER_DIM;
if(chunks[((y*CHUNKS_PER_DIM)|x)].created) {
/*if(chunk_render_mode)
glPolygonMode(GL_FRONT_AND_BACK,GL_LINE);*/
glx_displaylist_draw(chunks[((y*CHUNKS_PER_DIM)|x)].display_list,chunks[((y*CHUNKS_PER_DIM)|x)].vertex_count);
/*if(chunk_render_mode)
glPolygonMode(GL_FRONT_AND_BACK,GL_FILL);*/
}
/*glBegin(GL_QUADS);
glVertex3f(x*CHUNK_SIZE,chunk_max_height[((y*CHUNKS_PER_DIM)|x)]+0.1F,y*CHUNK_SIZE);
glVertex3f(x*CHUNK_SIZE,chunk_max_height[((y*CHUNKS_PER_DIM)|x)]+0.1F,y*CHUNK_SIZE+CHUNK_SIZE);
glVertex3f(x*CHUNK_SIZE+CHUNK_SIZE,chunk_max_height[((y*CHUNKS_PER_DIM)|x)]+0.1F,y*CHUNK_SIZE+CHUNK_SIZE);
glVertex3f(x*CHUNK_SIZE+CHUNK_SIZE,chunk_max_height[((y*CHUNKS_PER_DIM)|x)]+0.1F,y*CHUNK_SIZE);
glEnd();*/
matrix_pop();
}
//return type is important
unsigned long long vertexAO(int side1, int side2, int corner) {
if(side1!=0xFFFFFFFF || side2!=0xFFFFFFFF || corner!=0xFFFFFFFF) {
return 0;
}
return 1;
}
int chunk_find_edge(float* data, int length, int exclude, float x1, float y1, float z1, float x2, float y2, float z2) {
for(int k=0;k<length;k+=12) {
if(k!=exclude) {
if(((data[k+0]==x1 && data[k+3]==x2) || (data[k+0]==x2 && data[k+3]==x1)) && ((data[k+1]==y1 && data[k+4]==y2) || (data[k+1]==y2 && data[k+4]==y1)) && ((data[k+2]==z1 && data[k+5]==z2) || (data[k+2]==z2 && data[k+5]==z1))) {
return k;
}
if(((data[k+3]==x1 && data[k+6]==x2) || (data[k+3]==x2 && data[k+6]==x1)) && ((data[k+4]==y1 && data[k+7]==y2) || (data[k+4]==y2 && data[k+7]==y1)) && ((data[k+5]==z1 && data[k+8]==z2) || (data[k+5]==z2 && data[k+8]==z1))) {
return k;
}
if(((data[k+6]==x1 && data[k+9]==x2) || (data[k+6]==x2 && data[k+9]==x1)) && ((data[k+7]==y1 && data[k+10]==y2) || (data[k+7]==y2 && data[k+10]==y1)) && ((data[k+8]==z1 && data[k+11]==z2) || (data[k+8]==z2 && data[k+11]==z1))) {
return k;
}
if(((data[k+9]==x1 && data[k+0]==x2) || (data[k+9]==x2 && data[k+0]==x1)) && ((data[k+10]==y1 && data[k+1]==y2) || (data[k+10]==y2 && data[k+1]==y1)) && ((data[k+11]==z1 && data[k+2]==z2) || (data[k+11]==z2 && data[k+2]==z1))) {
return k;
}
}
}
return -1;
}
float chunk_face_light(float* data, int k, float lx, float ly, float lz) {
float x = (data[k+4]-data[k+1])*(data[k+11]-data[k+2])-(data[k+5]-data[k+2])*(data[k+10]-data[k+1]);
float y = (data[k+5]-data[k+2])*(data[k+9]-data[k+0])-(data[k+3]-data[k+0])*(data[k+11]-data[k+2]);
float z = (data[k+3]-data[k+0])*(data[k+10]-data[k+1])-(data[k+4]-data[k+1])*(data[k+9]-data[k+0]);
float len = sqrt(x*x+y*y+z*z);
return (x/len)*lx+(y/len)*ly+(z/len)*lz;
}
void chunk_draw_shadow_volume(float* data, int max) {
/*glBegin(GL_QUADS);
glColor3f(1.0F,0.0F,0.0F);
float lx = 0.0F;
float ly = 1.0F;
float lz = 1.0F;
for(int k=0;k<max;k+=12) {
if(chunk_face_light(data,k,lx,ly,lz)>=0.0F) { //visible from light's point of view
int edge_a = chunk_find_edge(data,max,k,data[k+0],data[k+1],data[k+2],data[k+3],data[k+4],data[k+5]);
int edge_b = chunk_find_edge(data,max,k,data[k+3],data[k+4],data[k+5],data[k+6],data[k+7],data[k+8]);
int edge_c = chunk_find_edge(data,max,k,data[k+6],data[k+7],data[k+8],data[k+9],data[k+10],data[k+11]);
int edge_d = chunk_find_edge(data,max,k,data[k+9],data[k+10],data[k+11],data[k+0],data[k+1],data[k+2]);
if(edge_a!=-1 && chunk_face_light(data,edge_a,lx,ly,lz)<0.0F) {
glVertex3f(data[k+0],data[k+1],data[k+2]);
glVertex3f(data[k+0]-lx*data[k+1]*1.4141F,data[k+1]-ly*data[k+1]*1.4141F,data[k+2]-lz*data[k+1]*1.4141F);
glVertex3f(data[k+3]-lx*data[k+4]*1.4141F,data[k+4]-ly*data[k+4]*1.4141F,data[k+5]-lz*data[k+4]*1.4141F);
glVertex3f(data[k+3],data[k+4],data[k+5]);
}
if(edge_b!=-1 && chunk_face_light(data,edge_b,lx,ly,lz)<0.0F) {
glVertex3f(data[k+3],data[k+4],data[k+5]);
glVertex3f(data[k+3]-lx*data[k+4]*1.4141F,data[k+4]-ly*data[k+4]*1.4141F,data[k+5]-lz*data[k+4]*1.4141F);
glVertex3f(data[k+6]-lx*data[k+7]*1.4141F,data[k+7]-ly*data[k+7]*1.4141F,data[k+8]-lz*data[k+7]*1.4141F);
glVertex3f(data[k+6],data[k+7],data[k+8]);
}
if(edge_c!=-1 && chunk_face_light(data,edge_c,lx,ly,lz)<0.0F) {
glVertex3f(data[k+6],data[k+7],data[k+8]);
glVertex3f(data[k+6]-lx*data[k+7]*1.4141F,data[k+7]-ly*data[k+7]*1.4141F,data[k+8]-lz*data[k+7]*1.4141F);
glVertex3f(data[k+9]-lx*data[k+10]*1.4141F,data[k+10]-ly*data[k+10]*1.4141F,data[k+11]-lz*data[k+10]*1.4141F);
glVertex3f(data[k+9],data[k+10],data[k+11]);
}
if(edge_d!=-1 && chunk_face_light(data,edge_d,lx,ly,lz)<0.0F) {
glVertex3f(data[k+9],data[k+10],data[k+11]);
glVertex3f(data[k+9]-lx*data[k+10]*1.4141F,data[k+10]-ly*data[k+10]*1.4141F,data[k+11]-lz*data[k+10]*1.4141F);
glVertex3f(data[k+0]-lx*data[k+1]*1.4141F,data[k+1]-ly*data[k+1]*1.4141F,data[k+2]-lz*data[k+1]*1.4141F);
glVertex3f(data[k+0],data[k+1],data[k+2]);
}
}
}
glEnd();*/
}
//see this for details: https://github.com/infogulch/pyspades/blob/protocol075/pyspades/vxl_c.cpp#L380
float sunblock(int x, int y, int z) {
int dec = 18;
int i = 127;
while(dec && y<64) {
if((map_get(x,++y,--z)&0xFFFFFFFF)!=0xFFFFFFFF)
i -= dec;
dec -= 2;
}
return (float)i/127.0F;
}
void* chunk_generate(void* data) {
struct chunk_worker* worker = (struct chunk_worker*)data;
while(1) {
int state = -1;
pthread_mutex_lock(&worker->state_lock);
state = worker->state;
pthread_mutex_unlock(&worker->state_lock);
if(state==CHUNK_WORKERSTATE_BUSY) {
pthread_mutex_lock(&chunk_minimap_lock);
for(int x=worker->chunk_x;x<worker->chunk_x+CHUNK_SIZE;x++) {
for(int z=worker->chunk_y;z<worker->chunk_y+CHUNK_SIZE;z++) {
if((x%64)>0 && (z%64)>0) {
pthread_rwlock_rdlock(&chunk_map_locks[x+z*map_size_x]);
for(int y=map_size_y-1;y>=0;y--) {
if(map_colors[x+(y*map_size_z+z)*map_size_x]!=0xFFFFFFFF) {
map_minimap[(x+z*map_size_x)*4+0] = red(map_colors[x+(y*map_size_z+z)*map_size_x]);
map_minimap[(x+z*map_size_x)*4+1] = green(map_colors[x+(y*map_size_z+z)*map_size_x]);
map_minimap[(x+z*map_size_x)*4+2] = blue(map_colors[x+(y*map_size_z+z)*map_size_x]);
break;
}
}
pthread_rwlock_unlock(&chunk_map_locks[x+z*map_size_x]);
}
}
}
pthread_mutex_unlock(&chunk_minimap_lock);
if(settings.greedy_meshing)
chunk_generate_greedy(worker);
else
chunk_generate_naive(worker);
pthread_mutex_lock(&worker->state_lock);
worker->state = CHUNK_WORKERSTATE_FINISHED;
pthread_mutex_unlock(&worker->state_lock);
}
usleep(10);
}
return NULL;
}
void chunk_generate_greedy(struct chunk_worker* worker) {
int size = 0;
int max_height = 0;
for(int x=worker->chunk_x;x<worker->chunk_x+CHUNK_SIZE;x++) {
for(int z=worker->chunk_y;z<worker->chunk_y+CHUNK_SIZE;z++) {
for(int y=0;y<map_size_y;y++) {
int index = x+(y*map_size_z+z)*map_size_x;
if(map_colors[index]!=0xFFFFFFFF) {
if(max_height<y) {
max_height = y;
}
//unsigned char shadowed = 0;
/*for(int a=0;a<map_size_y-y;a++) {
if(!(shadowed&1)) {
if(map_get(x,y+a+1,z+a)!=0xFFFFFFFF) {
shadowed |= 1;
} else {
if(map_get(x,y+a+1,z+a+1)!=0xFFFFFFFF || map_get(x,y+a+2,z+a)!=0xFFFFFFFF) {
shadowed |= 1;
}
}
}
if(!(shadowed&2)) {
if(map_get(x,y+a-1,z+a)!=0xFFFFFFFF) {
shadowed |= 2;
} else {
if(map_get(x,y+a-1,z+a+1)!=0xFFFFFFFF || map_get(x,y+a,z+a)!=0xFFFFFFFF) {
shadowed |= 2;
}
}
}
if(!(shadowed&4)) {
if(map_get(x+1,y+a,z+a)!=0xFFFFFFFF) {
shadowed |= 4;
} else {
if(map_get(x+1,y+a,z+a+1)!=0xFFFFFFFF || map_get(x+1,y+a+1,z+a)!=0xFFFFFFFF) {
shadowed |= 4;
}
}
}
if(!(shadowed&8)) {
if(map_get(x-1,y+a,z+a)!=0xFFFFFFFF) {
shadowed |= 8;
} else {
if(map_get(x-1,y+a,z+a+1)!=0xFFFFFFFF || map_get(x-1,y+a+1,z+a)!=0xFFFFFFFF) {
shadowed |= 8;
}
}
}
if(!(shadowed&16)) {
if(map_get(x,y+a,z+a+1)!=0xFFFFFFFF) {
shadowed |= 16;
} else {
if(map_get(x,y+a,z+a+2)!=0xFFFFFFFF || map_get(x,y+a+1,z+a+1)!=0xFFFFFFFF) {
shadowed |= 16;
}
}
}
if(!(shadowed&32)) {
if(map_get(x,y+a,z+a-1)!=0xFFFFFFFF) {
shadowed |= 32;
} else {
if(map_get(x,y+a,z+a)!=0xFFFFFFFF || map_get(x,y+a+1,z+a-1)!=0xFFFFFFFF) {
shadowed |= 32;
}
}
}
if(shadowed==0x3F) {
break;
}
}*/
map_colors[index] &= 0x00FFFFFF;
//map_colors[index] |= (shadowed<<24);
if(settings.ambient_occlusion) {
//positive y
map_colors[index] |= vertexAO(map_get(x-1,y+1,z),map_get(x,y+1,z+1),map_get(x-1,y+1,z+1))<<32;
map_colors[index] |= vertexAO(map_get(x+1,y+1,z),map_get(x,y+1,z+1),map_get(x+1,y+1,z+1))<<33;
map_colors[index] |= vertexAO(map_get(x-1,y+1,z),map_get(x,y+1,z-1),map_get(x-1,y+1,z-1))<<34;
map_colors[index] |= vertexAO(map_get(x+1,y+1,z),map_get(x,y+1,z-1),map_get(x+1,y+1,z-1))<<35;
//negative y
map_colors[index] |= vertexAO(map_get(x-1,y-1,z),map_get(x,y-1,z+1),map_get(x-1,y-1,z+1))<<36;
map_colors[index] |= vertexAO(map_get(x+1,y-1,z),map_get(x,y-1,z+1),map_get(x+1,y-1,z+1))<<37;
map_colors[index] |= vertexAO(map_get(x-1,y-1,z),map_get(x,y-1,z-1),map_get(x-1,y-1,z-1))<<38;
map_colors[index] |= vertexAO(map_get(x+1,y-1,z),map_get(x,y-1,z-1),map_get(x+1,y-1,z-1))<<39;
//positive x
map_colors[index] |= vertexAO(map_get(x+1,y,z-1),map_get(x+1,y+1,z),map_get(x+1,y+1,z-1))<<40;
map_colors[index] |= vertexAO(map_get(x+1,y,z+1),map_get(x+1,y+1,z),map_get(x+1,y+1,z+1))<<41;
map_colors[index] |= vertexAO(map_get(x+1,y,z-1),map_get(x+1,y-1,z),map_get(x+1,y-1,z-1))<<42;
map_colors[index] |= vertexAO(map_get(x+1,y,z+1),map_get(x+1,y-1,z),map_get(x+1,y-1,z+1))<<43;
//negative x
map_colors[index] |= vertexAO(map_get(x-1,y,z-1),map_get(x-1,y+1,z),map_get(x-1,y+1,z-1))<<44;
map_colors[index] |= vertexAO(map_get(x-1,y,z+1),map_get(x-1,y+1,z),map_get(x-1,y+1,z+1))<<45;
map_colors[index] |= vertexAO(map_get(x-1,y,z-1),map_get(x-1,y-1,z),map_get(x-1,y-1,z-1))<<46;
map_colors[index] |= vertexAO(map_get(x-1,y,z+1),map_get(x-1,y-1,z),map_get(x-1,y-1,z+1))<<47;
//positive z
map_colors[index] |= vertexAO(map_get(x-1,y,z+1),map_get(x,y+1,z+1),map_get(x-1,y+1,z+1))<<48;
map_colors[index] |= vertexAO(map_get(x+1,y,z+1),map_get(x,y+1,z+1),map_get(x+1,y+1,z+1))<<49;
map_colors[index] |= vertexAO(map_get(x-1,y,z+1),map_get(x,y-1,z+1),map_get(x-1,y-1,z+1))<<50;
map_colors[index] |= vertexAO(map_get(x+1,y,z+1),map_get(x,y-1,z+1),map_get(x+1,y-1,z+1))<<51;
//negative z
map_colors[index] |= vertexAO(map_get(x-1,y,z-1),map_get(x,y+1,z-1),map_get(x-1,y+1,z-1))<<52;
map_colors[index] |= vertexAO(map_get(x+1,y,z-1),map_get(x,y+1,z-1),map_get(x+1,y+1,z-1))<<53;
map_colors[index] |= vertexAO(map_get(x-1,y,z-1),map_get(x,y-1,z-1),map_get(x-1,y-1,z-1))<<54;
map_colors[index] |= vertexAO(map_get(x+1,y,z-1),map_get(x,y-1,z-1),map_get(x+1,y-1,z-1))<<55;
} else {
map_colors[index] |= 0xFFFFFFFF00000000;
}
if(y==map_size_y-1 || map_colors[x+((y+1)*map_size_z+z)*map_size_x]==0xFFFFFFFF) { size++; }
if(y>0 && map_colors[x+((y-1)*map_size_z+z)*map_size_x]==0xFFFFFFFF) { size++; }
if((x==0 && map_colors[map_size_x-1+(y*map_size_z+z)*map_size_x]==0xFFFFFFFF) || (x>0 && map_colors[index-1]==0xFFFFFFFF)) { size++; }
if((x==map_size_x-1 && map_colors[(y*map_size_z+z)*map_size_x]==0xFFFFFFFF) || (x<map_size_x-1 && map_colors[index+1]==0xFFFFFFFF)) { size++; }
if((z==0 && map_colors[x+(y*map_size_z+map_size_z-1)*map_size_x]==0xFFFFFFFF) || (z>0 && map_colors[x+(y*map_size_z+z-1)*map_size_x]==0xFFFFFFFF)) { size++; }
if((z==map_size_z-1 && map_colors[x+(y*map_size_z)*map_size_x]==0xFFFFFFFF) || (z<map_size_z-1 && map_colors[x+(y*map_size_z+z+1)*map_size_x]==0xFFFFFFFF)) { size++; }
}
}
}
}
max_height++;
short* chunk_vertex_data = malloc(size*24);
CHECK_ALLOCATION_ERROR(chunk_vertex_data)
unsigned char* chunk_color_data = malloc(size*12);
CHECK_ALLOCATION_ERROR(chunk_color_data)
int chunk_vertex_index = 0;
int chunk_color_index = 0;
unsigned char checked_voxels[2][CHUNK_SIZE*CHUNK_SIZE];
unsigned char checked_voxels2[2][CHUNK_SIZE*map_size_y];
for(int z=worker->chunk_y;z<worker->chunk_y+CHUNK_SIZE;z++) {
for(int k=0;k<CHUNK_SIZE*map_size_y;k++) {
checked_voxels2[0][k] = 0;
checked_voxels2[1][k] = 0;
}
for(int x=worker->chunk_x;x<worker->chunk_x+CHUNK_SIZE;x++) {
for(int y=0;y<map_size_y;y++) {
unsigned long long col = map_colors[x+(y*map_size_z+z)*map_size_x];
if(col!=0xFFFFFFFF) {
unsigned char r = (col&0xFF);
unsigned char g = ((col>>8)&0xFF);
unsigned char b = ((col>>16)&0xFF);
if((z==0 && map_colors[x+(y*map_size_z+map_size_z-1)*map_size_x]==0xFFFFFFFF) || (z>0 && map_colors[x+(y*map_size_z+z-1)*map_size_x]==0xFFFFFFFF)) {
if(checked_voxels2[0][y+(x-worker->chunk_x)*map_size_y]==0) {
unsigned char len_y1 = 0;
unsigned char len_x1 = 1;
unsigned char len_y2 = 1;
unsigned char len_x2 = 0;
for(unsigned char a=0;a<map_size_y-y;a++) {
if((map_colors[x+((y+a)*map_size_z+z)*map_size_x]&0xF00000E0FFFFFF)==(col&0xF00000E0FFFFFF) && checked_voxels2[0][y+a+(x-worker->chunk_x)*map_size_y]==0 && ((z==0 && map_colors[x+((y+a)*map_size_z+map_size_z-1)*map_size_x]==0xFFFFFFFF) || (z>0 && map_colors[x+((y+a)*map_size_z+z-1)*map_size_x]==0xFFFFFFFF))) {
len_y1++;
} else {
break;
}
}
for(unsigned char b=1;b<(worker->chunk_x+CHUNK_SIZE-x);b++) {
unsigned char a;
for(a=0;a<len_y1;a++) {
if((map_colors[x+((y+a)*map_size_z+z)*map_size_x+b]&0xF00000E0FFFFFF)!=(col&0xF00000E0FFFFFF) || checked_voxels2[0][y+a+(x+b-worker->chunk_x)*map_size_y]!=0 || !((z==0 && map_colors[x+((y+a)*map_size_z+map_size_z-1)*map_size_x+b]==0xFFFFFFFF) || (z>0 && map_colors[x+((y+a)*map_size_z+z-1)*map_size_x+b]==0xFFFFFFFF))) {
break;
}
}
if(a==len_y1) {
len_x1++;
} else {
break;
}
}
/*for(unsigned char a=0;a<(worker->chunk_x+CHUNK_SIZE-x);a++) {
if((map_colors[x+(y*map_size_z+z)*map_size_x+a]&0xF00000E0FFFFFF)==(col&0xF00000E0FFFFFF) && checked_voxels2[0][y+(x+a-worker->chunk_x)*map_size_y]==0 && ((z==0 && map_colors[x+(y*map_size_z+map_size_z-1)*map_size_x+a]==0xFFFFFFFF) || (z>0 && map_colors[x+(y*map_size_z+z-1)*map_size_x+a]==0xFFFFFFFF))) {
len_x2++;
} else {
break;
}
}
for(unsigned char b=1;b<map_size_y-y;b++) {
unsigned char a;
for(a=0;a<len_x2;a++) {
if((map_colors[x+((y+b)*map_size_z+z)*map_size_x+a]&0xF00000E0FFFFFF)!=(col&0xF00000E0FFFFFF) || checked_voxels2[0][y+b+(x+a-worker->chunk_x)*map_size_y]!=0 || !((z==0 && map_colors[x+((y+b)*map_size_z+map_size_z-1)*map_size_x+a]==0xFFFFFFFF) || (z>0 && map_colors[x+((y+b)*map_size_z+z-1)*map_size_x+a]==0xFFFFFFFF))) {
break;
}
}
if(a==len_x2) {
len_y2++;
} else {
break;
}
}*/
unsigned char len_x, len_y;
if(len_y1*len_x1>len_y2*len_x2) {
len_y = len_y1;
len_x = len_x1;
} else {
len_y = len_y2;
len_x = len_x2;
}
for(unsigned char b=0;b<len_x;b++) {
for(unsigned char a=0;a<len_y;a++) {
checked_voxels2[0][y+a+(x+b-worker->chunk_x)*map_size_y] = 1;
}
}
float s = 1.0F;
/*if((map_get(x,y,z)>>24)&32) {
s = shadow_mask;
chunk_shadow_data[chunk_shadow_index++] = 1;
} else {
chunk_shadow_data[chunk_shadow_index++] = 0;
}*/
if(((col>>54)&1)+((col>>53)&1) > ((col>>52)&1)+((col>>55)&1)) {
chunk_color_data[chunk_color_index++] = (int)(r*0.7F*s*(((col>>54)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.7F*s*(((col>>54)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.7F*s*(((col>>54)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.7F*s*(((col>>52)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.7F*s*(((col>>52)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.7F*s*(((col>>52)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.7F*s*(((col>>53)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.7F*s*(((col>>53)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.7F*s*(((col>>53)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.7F*s*(((col>>55)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.7F*s*(((col>>55)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.7F*s*(((col>>55)&1)*0.35F+0.65F));
chunk_vertex_data[chunk_vertex_index++] = x;
chunk_vertex_data[chunk_vertex_index++] = y;
chunk_vertex_data[chunk_vertex_index++] = z;
chunk_vertex_data[chunk_vertex_index++] = x;
chunk_vertex_data[chunk_vertex_index++] = y+len_y;
chunk_vertex_data[chunk_vertex_index++] = z;
chunk_vertex_data[chunk_vertex_index++] = x+len_x;
chunk_vertex_data[chunk_vertex_index++] = y+len_y;
chunk_vertex_data[chunk_vertex_index++] = z;
chunk_vertex_data[chunk_vertex_index++] = x+len_x;
chunk_vertex_data[chunk_vertex_index++] = y;
chunk_vertex_data[chunk_vertex_index++] = z;
} else {
chunk_color_data[chunk_color_index++] = (int)(r*0.7F*s*(((col>>52)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.7F*s*(((col>>52)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.7F*s*(((col>>52)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.7F*s*(((col>>53)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.7F*s*(((col>>53)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.7F*s*(((col>>53)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.7F*s*(((col>>55)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.7F*s*(((col>>55)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.7F*s*(((col>>55)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.7F*s*(((col>>54)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.7F*s*(((col>>54)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.7F*s*(((col>>54)&1)*0.35F+0.65F));
chunk_vertex_data[chunk_vertex_index++] = x;
chunk_vertex_data[chunk_vertex_index++] = y+len_y;
chunk_vertex_data[chunk_vertex_index++] = z;
chunk_vertex_data[chunk_vertex_index++] = x+len_x;
chunk_vertex_data[chunk_vertex_index++] = y+len_y;
chunk_vertex_data[chunk_vertex_index++] = z;
chunk_vertex_data[chunk_vertex_index++] = x+len_x;
chunk_vertex_data[chunk_vertex_index++] = y;
chunk_vertex_data[chunk_vertex_index++] = z;
chunk_vertex_data[chunk_vertex_index++] = x;
chunk_vertex_data[chunk_vertex_index++] = y;
chunk_vertex_data[chunk_vertex_index++] = z;
}
}
}
if((z==map_size_z-1 && map_colors[x+(y*map_size_z)*map_size_x]==0xFFFFFFFF) || (z<map_size_z-1 && map_colors[x+(y*map_size_z+z+1)*map_size_x]==0xFFFFFFFF)) {
if(checked_voxels2[1][y+(x-worker->chunk_x)*map_size_y]==0) {
unsigned char len_y1 = 0;
unsigned char len_x1 = 1;
unsigned char len_y2 = 1;
unsigned char len_x2 = 0;
for(unsigned char a=0;a<map_size_y-y;a++) {
if((map_colors[x+((y+a)*map_size_z+z)*map_size_x]&0xF0000D0FFFFFF)==(col&0xF0000D0FFFFFF) && checked_voxels2[1][y+a+(x-worker->chunk_x)*map_size_y]==0 && ((z==map_size_z-1 && map_colors[x+((y+a)*map_size_z)*map_size_x]==0xFFFFFFFF) || (z<map_size_z-1 && map_colors[x+((y+a)*map_size_z+z+1)*map_size_x]==0xFFFFFFFF))) {
len_y1++;
} else {
break;
}
}
for(unsigned char b=1;b<(worker->chunk_x+CHUNK_SIZE-x);b++) {
unsigned char a;
for(a=0;a<len_y1;a++) {
if((map_colors[x+((y+a)*map_size_z+z)*map_size_x+b]&0xF0000D0FFFFFF)!=(col&0xF0000D0FFFFFF) || checked_voxels2[1][y+a+(x+b-worker->chunk_x)*map_size_y]!=0 || !((z==map_size_z-1 && map_colors[x+((y+a)*map_size_z)*map_size_x+b]==0xFFFFFFFF) || (z<map_size_z-1 && map_colors[x+((y+a)*map_size_z+z+1)*map_size_x+b]==0xFFFFFFFF))) {
break;
}
}
if(a==len_y1) {
len_x1++;
} else {
break;
}
}
/*for(unsigned char a=0;a<(worker->chunk_x+CHUNK_SIZE-x);a++) {
if((map_colors[x+(y*map_size_z+z)*map_size_x+a]&0xF0000D0FFFFFF)==(col&0xF0000D0FFFFFF) && checked_voxels2[1][y+(x+a-worker->chunk_x)*map_size_y]==0 && ((z==map_size_z-1 && map_colors[x+(y*map_size_z)*map_size_x+a]==0xFFFFFFFF) || (z<map_size_z-1 && map_colors[x+(y*map_size_z+z+1)*map_size_x+a]==0xFFFFFFFF))) {
len_x2++;
} else {
break;
}
}
for(unsigned char b=1;b<map_size_y-y;b++) {
unsigned char a;
for(a=0;a<len_x2;a++) {
if((map_colors[x+((y+b)*map_size_z+z)*map_size_x+a]&0xF0000D0FFFFFF)!=(col&0xF0000D0FFFFFF) || checked_voxels2[1][y+b+(x+a-worker->chunk_x)*map_size_y]!=0 || !((z==map_size_z-1 && map_colors[x+((y+b)*map_size_z)*map_size_x+a]==0xFFFFFFFF) || (z<map_size_z-1 && map_colors[x+((y+b)*map_size_z+z+1)*map_size_x+a]==0xFFFFFFFF))) {
break;
}
}
if(a==len_x2) {
len_y2++;
} else {
break;
}
}*/
unsigned char len_x, len_y;
if(len_y1*len_x1>len_y2*len_x2) {
len_y = len_y1;
len_x = len_x1;
} else {
len_y = len_y2;
len_x = len_x2;
}
for(unsigned char b=0;b<len_x;b++) {
for(unsigned char a=0;a<len_y;a++) {
checked_voxels2[1][y+a+(x+b-worker->chunk_x)*map_size_y] = 1;
}
}
float s = 1.0F;
/*if((map_get(x,y,z)>>24)&16) {
s = shadow_mask;
chunk_shadow_data[chunk_shadow_index++] = 1;
} else {
chunk_shadow_data[chunk_shadow_index++] = 0;
}*/
if(((col>>50)&1)+((col>>49)&1) > ((col>>51)&1)+((col>>48)&1)) {
chunk_color_data[chunk_color_index++] = (int)(r*0.6F*s*(((col>>50)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.6F*s*(((col>>50)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.6F*s*(((col>>50)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.6F*s*(((col>>51)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.6F*s*(((col>>51)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.6F*s*(((col>>51)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.6F*s*(((col>>49)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.6F*s*(((col>>49)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.6F*s*(((col>>49)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.6F*s*(((col>>48)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.6F*s*(((col>>48)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.6F*s*(((col>>48)&1)*0.35F+0.65F));
chunk_vertex_data[chunk_vertex_index++] = x;
chunk_vertex_data[chunk_vertex_index++] = y;
chunk_vertex_data[chunk_vertex_index++] = z+1;
chunk_vertex_data[chunk_vertex_index++] = x+len_x;
chunk_vertex_data[chunk_vertex_index++] = y;
chunk_vertex_data[chunk_vertex_index++] = z+1;
chunk_vertex_data[chunk_vertex_index++] = x+len_x;
chunk_vertex_data[chunk_vertex_index++] = y+len_y;
chunk_vertex_data[chunk_vertex_index++] = z+1;
chunk_vertex_data[chunk_vertex_index++] = x;
chunk_vertex_data[chunk_vertex_index++] = y+len_y,
chunk_vertex_data[chunk_vertex_index++] = z+1;
} else {
chunk_color_data[chunk_color_index++] = (int)(r*0.6F*s*(((col>>51)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.6F*s*(((col>>51)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.6F*s*(((col>>51)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.6F*s*(((col>>49)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.6F*s*(((col>>49)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.6F*s*(((col>>49)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.6F*s*(((col>>48)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.6F*s*(((col>>48)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.6F*s*(((col>>48)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.6F*s*(((col>>50)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.6F*s*(((col>>50)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.6F*s*(((col>>50)&1)*0.35F+0.65F));
chunk_vertex_data[chunk_vertex_index++] = x+len_x;
chunk_vertex_data[chunk_vertex_index++] = y;
chunk_vertex_data[chunk_vertex_index++] = z+1;
chunk_vertex_data[chunk_vertex_index++] = x+len_x;
chunk_vertex_data[chunk_vertex_index++] = y+len_y;
chunk_vertex_data[chunk_vertex_index++] = z+1;
chunk_vertex_data[chunk_vertex_index++] = x;
chunk_vertex_data[chunk_vertex_index++] = y+len_y,
chunk_vertex_data[chunk_vertex_index++] = z+1;
chunk_vertex_data[chunk_vertex_index++] = x;
chunk_vertex_data[chunk_vertex_index++] = y;
chunk_vertex_data[chunk_vertex_index++] = z+1;
}
}
}
}
}
}
}
for(int x=worker->chunk_x;x<worker->chunk_x+CHUNK_SIZE;x++) {
for(int k=0;k<CHUNK_SIZE*map_size_y;k++) {
checked_voxels2[0][k] = 0;
checked_voxels2[1][k] = 0;
}
for(int z=worker->chunk_y;z<worker->chunk_y+CHUNK_SIZE;z++) {
for(int y=0;y<map_size_y;y++) {
unsigned long long col = map_colors[x+(y*map_size_z+z)*map_size_x];
if(col!=0xFFFFFFFF) {
unsigned char r = (col&0xFF);
unsigned char g = ((col>>8)&0xFF);
unsigned char b = ((col>>16)&0xFF);
if((x==0 && map_colors[map_size_x-1+(y*map_size_z+z)*map_size_x]==0xFFFFFFFF) || (x>0 && map_colors[x+(y*map_size_z+z)*map_size_x-1]==0xFFFFFFFF)) {
if(checked_voxels2[0][y+(z-worker->chunk_y)*map_size_y]==0) {
unsigned char len_y1 = 0;
unsigned char len_z1 = 1;
unsigned char len_y2 = 1;
unsigned char len_z2 = 0;
for(unsigned char a=0;a<map_size_y-y;a++) {
if((map_colors[x+((y+a)*map_size_z+z)*map_size_x]&0xF000C8FFFFFF)==(col&0xF000C8FFFFFF) && checked_voxels2[0][y+a+(z-worker->chunk_y)*map_size_y]==0 && ((x==0 && map_colors[map_size_x-1+((y+a)*map_size_z+z)*map_size_x]==0xFFFFFFFF) || (x>0 && map_colors[x+((y+a)*map_size_z+z)*map_size_x-1]==0xFFFFFFFF))) {
len_y1++;
} else {
break;
}
}
for(unsigned char b=1;b<(worker->chunk_y+CHUNK_SIZE-z);b++) {
unsigned char a;
for(a=0;a<len_y1;a++) {
if((map_colors[x+((y+a)*map_size_z+z+b)*map_size_x]&0xF000C8FFFFFF)!=(col&0xF000C8FFFFFF) || checked_voxels2[0][y+a+(z+b-worker->chunk_y)*map_size_y]!=0 || !((x==0 && map_colors[map_size_x-1+((y+a)*map_size_z+z+b)*map_size_x]==0xFFFFFFFF) || (x>0 && map_colors[x+((y+a)*map_size_z+z+b)*map_size_x-1]==0xFFFFFFFF))) {
break;
}
}
if(a==len_y1) {
len_z1++;
} else {
break;
}
}
/*for(unsigned char a=0;a<(worker->chunk_y+CHUNK_SIZE-z);a++) {
if((map_colors[x+(y*map_size_z+z+a)*map_size_x]&0xF000C8FFFFFF)==(col&0xF000C8FFFFFF) && checked_voxels2[0][y+(z+a-worker->chunk_y)*map_size_y]==0 && ((x==0 && map_colors[map_size_x-1+(y*map_size_z+z+a)*map_size_x]==0xFFFFFFFF) || (x>0 && map_colors[x+(y*map_size_z+z+a)*map_size_x-1]==0xFFFFFFFF))) {
len_z2++;
} else {
break;
}
}
for(unsigned char b=1;b<map_size_y-y;b++) {
unsigned char a;
for(a=0;a<len_z2;a++) {
if((map_colors[x+((y+b)*map_size_z+z+a)*map_size_x]&0xF000C8FFFFFF)!=(col&0xF000C8FFFFFF) || checked_voxels2[0][y+b+(z+a-worker->chunk_y)*map_size_y]!=0 || !((x==0 && map_colors[map_size_x-1+((y+b)*map_size_z+z+a)*map_size_x]==0xFFFFFFFF) || (x>0 && map_colors[x+((y+b)*map_size_z+z+a)*map_size_x-1]==0xFFFFFFFF))) {
break;
}
}
if(a==len_z2) {
len_y2++;
} else {
break;
}
}*/
unsigned char len_y, len_z;
if(len_y1*len_z1>len_y2*len_z2) {
len_y = len_y1;
len_z = len_z1;
} else {
len_y = len_y2;
len_z = len_z2;
}
for(unsigned char b=0;b<len_z;b++) {
for(unsigned char a=0;a<len_y;a++) {
checked_voxels2[0][y+a+(z+b-worker->chunk_y)*map_size_y] = 1;
}
}
float s = 1.0F;
/*if((map_get(x,y,z)>>24)&8) {
s = shadow_mask;
chunk_shadow_data[chunk_shadow_index++] = 1;
} else {
chunk_shadow_data[chunk_shadow_index++] = 0;
}*/
if(((col>>46)&1)+((col>>45)&1) > ((col>>47)&1)+((col>>44)&1)) {
chunk_color_data[chunk_color_index++] = (int)(r*0.9F*s*(((col>>46)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.9F*s*(((col>>46)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.9F*s*(((col>>46)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.9F*s*(((col>>47)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.9F*s*(((col>>47)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.9F*s*(((col>>47)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.9F*s*(((col>>45)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.9F*s*(((col>>45)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.9F*s*(((col>>45)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.9F*s*(((col>>44)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.9F*s*(((col>>44)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.9F*s*(((col>>44)&1)*0.35F+0.65F));
chunk_vertex_data[chunk_vertex_index++] = x;
chunk_vertex_data[chunk_vertex_index++] = y;
chunk_vertex_data[chunk_vertex_index++] = z;
chunk_vertex_data[chunk_vertex_index++] = x;
chunk_vertex_data[chunk_vertex_index++] = y;
chunk_vertex_data[chunk_vertex_index++] = z+len_z;
chunk_vertex_data[chunk_vertex_index++] = x;
chunk_vertex_data[chunk_vertex_index++] = y+len_y;
chunk_vertex_data[chunk_vertex_index++] = z+len_z;
chunk_vertex_data[chunk_vertex_index++] = x;
chunk_vertex_data[chunk_vertex_index++] = y+len_y;
chunk_vertex_data[chunk_vertex_index++] = z;
} else {
chunk_color_data[chunk_color_index++] = (int)(r*0.9F*s*(((col>>47)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.9F*s*(((col>>47)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.9F*s*(((col>>47)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.9F*s*(((col>>45)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.9F*s*(((col>>45)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.9F*s*(((col>>45)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.9F*s*(((col>>44)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.9F*s*(((col>>44)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.9F*s*(((col>>44)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.9F*s*(((col>>46)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.9F*s*(((col>>46)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.9F*s*(((col>>46)&1)*0.35F+0.65F));
chunk_vertex_data[chunk_vertex_index++] = x;
chunk_vertex_data[chunk_vertex_index++] = y;
chunk_vertex_data[chunk_vertex_index++] = z+len_z;
chunk_vertex_data[chunk_vertex_index++] = x;
chunk_vertex_data[chunk_vertex_index++] = y+len_y;
chunk_vertex_data[chunk_vertex_index++] = z+len_z;
chunk_vertex_data[chunk_vertex_index++] = x;
chunk_vertex_data[chunk_vertex_index++] = y+len_y;
chunk_vertex_data[chunk_vertex_index++] = z;
chunk_vertex_data[chunk_vertex_index++] = x;
chunk_vertex_data[chunk_vertex_index++] = y;
chunk_vertex_data[chunk_vertex_index++] = z;
}
}
}
if((x==map_size_x-1 && map_colors[(y*map_size_z+z)*map_size_x]==0xFFFFFFFF) || (x<map_size_x-1 && map_colors[x+(y*map_size_z+z)*map_size_x+1]==0xFFFFFFFF)) {
if(checked_voxels2[1][y+(z-worker->chunk_y)*map_size_y]==0) {
unsigned char len_y1 = 0;
unsigned char len_z1 = 1;
unsigned char len_y2 = 1;
unsigned char len_z2 = 0;
for(unsigned char a=0;a<map_size_y-y;a++) {
if((map_colors[x+((y+a)*map_size_z+z)*map_size_x]&0xF00C4FFFFFF)==(col&0xF00C4FFFFFF) && checked_voxels2[1][y+a+(z-worker->chunk_y)*map_size_y]==0 && ((x==map_size_x-1 && map_colors[((y+a)*map_size_z+z)*map_size_x]==0xFFFFFFFF) || (x<map_size_x-1 && map_colors[x+((y+a)*map_size_z+z)*map_size_x+1]==0xFFFFFFFF))) {
len_y1++;
} else {
break;
}
}
for(unsigned char b=1;b<(worker->chunk_y+CHUNK_SIZE-z);b++) {
unsigned char a;
for(a=0;a<len_y1;a++) {
if((map_colors[x+((y+a)*map_size_z+z+b)*map_size_x]&0xF00C4FFFFFF)!=(col&0xF00C4FFFFFF) || checked_voxels2[1][y+a+(z+b-worker->chunk_y)*map_size_y]!=0 || !((x==map_size_x-1 && map_colors[((y+a)*map_size_z+z+b)*map_size_x]==0xFFFFFFFF) || (x<map_size_x-1 && map_colors[x+((y+a)*map_size_z+z+b)*map_size_x+1]==0xFFFFFFFF))) {
break;
}
}
if(a==len_y1) {
len_z1++;
} else {
break;
}
}
/*for(unsigned char a=0;a<(worker->chunk_y+CHUNK_SIZE-z);a++) {
if((map_colors[x+(y*map_size_z+z+a)*map_size_x]&0xF00C4FFFFFF)==(col&0xF00C4FFFFFF) && checked_voxels2[1][y+(z+a-worker->chunk_y)*map_size_y]==0 && ((x==map_size_x-1 && map_colors[(y*map_size_z+z+a)*map_size_x]==0xFFFFFFFF) || (x<map_size_x-1 && map_colors[x+(y*map_size_z+z+a)*map_size_x+1]==0xFFFFFFFF))) {
len_z2++;
} else {
break;
}
}
for(unsigned char b=1;b<map_size_y-y;b++) {
unsigned char a;
for(a=0;a<len_z2;a++) {
if((map_colors[x+((y+b)*map_size_z+z+a)*map_size_x]&0xF00C4FFFFFF)!=(col&0xF00C4FFFFFF) || checked_voxels2[1][y+b+(z+a-worker->chunk_y)*map_size_y]!=0 || !((x==map_size_x-1 && map_colors[((y+b)*map_size_z+z+a)*map_size_x]==0xFFFFFFFF) || (x<map_size_x-1 && map_colors[x+((y+b)*map_size_z+z+a)*map_size_x+1]==0xFFFFFFFF))) {
break;
}
}
if(a==len_z2) {
len_y2++;
} else {
break;
}
}*/
unsigned char len_y, len_z;
if(len_y1*len_z1>len_y2*len_z2) {
len_y = len_y1;
len_z = len_z1;
} else {
len_y = len_y2;
len_z = len_z2;
}
for(unsigned char b=0;b<len_z;b++) {
for(unsigned char a=0;a<len_y;a++) {
checked_voxels2[1][y+a+(z+b-worker->chunk_y)*map_size_y] = 1;
}
}
float s = 1.0F;
/*if((map_get(x,y,z)>>24)&4) {
s = shadow_mask;
chunk_shadow_data[chunk_shadow_index++] = 1;
} else {
chunk_shadow_data[chunk_shadow_index++] = 0;
}*/
if(((col>>42)&1)+((col>>41)&1) > ((col>>40)&1)+((col>>43)&1)) {
chunk_color_data[chunk_color_index++] = (int)(r*0.8F*s*(((col>>42)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.8F*s*(((col>>42)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.8F*s*(((col>>42)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.8F*s*(((col>>40)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.8F*s*(((col>>40)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.8F*s*(((col>>40)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.8F*s*(((col>>41)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.8F*s*(((col>>41)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.8F*s*(((col>>41)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.8F*s*(((col>>43)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.8F*s*(((col>>43)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.8F*s*(((col>>43)&1)*0.35F+0.65F));
chunk_vertex_data[chunk_vertex_index++] = x+1;
chunk_vertex_data[chunk_vertex_index++] = y;
chunk_vertex_data[chunk_vertex_index++] = z;
chunk_vertex_data[chunk_vertex_index++] = x+1;
chunk_vertex_data[chunk_vertex_index++] = y+len_y;
chunk_vertex_data[chunk_vertex_index++] = z;
chunk_vertex_data[chunk_vertex_index++] = x+1;
chunk_vertex_data[chunk_vertex_index++] = y+len_y,
chunk_vertex_data[chunk_vertex_index++] = z+len_z;
chunk_vertex_data[chunk_vertex_index++] = x+1;
chunk_vertex_data[chunk_vertex_index++] = y;
chunk_vertex_data[chunk_vertex_index++] = z+len_z;
} else {
chunk_color_data[chunk_color_index++] = (int)(r*0.8F*s*(((col>>40)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.8F*s*(((col>>40)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.8F*s*(((col>>40)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.8F*s*(((col>>41)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.8F*s*(((col>>41)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.8F*s*(((col>>41)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.8F*s*(((col>>43)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.8F*s*(((col>>43)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(b*0.8F*s*(((col>>43)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(r*0.8F*s*(((col>>42)&1)*0.35F+0.65F));
chunk_color_data[chunk_color_index++] = (int)(g*0.8F*s*(((col>>42)&1)*0.35F+0.65F));