Minecraft-Overviewer/overviewer_core/src/primitives/nether.c

73 lines
2.3 KiB
C

/*
* This file is part of the Minecraft Overviewer.
*
* Minecraft Overviewer 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.
*
* Minecraft Overviewer 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 the Overviewer. If not, see <http://www.gnu.org/licenses/>.
*/
#include "nether.h"
#include "../block_class.h"
#include "../mc_id.h"
#include "../overviewer.h"
static void
walk_chunk(RenderState* state, RenderPrimitiveNether* data) {
int x, y, z;
int id;
for (x = -1; x < WIDTH + 1; x++) {
for (z = -1; z < DEPTH + 1; z++) {
id = get_data(state, BLOCKS, x, NETHER_ROOF - (state->chunky * 16), z);
if (id == block_bedrock) {
data->remove_block[x + 1][NETHER_ROOF][z + 1] = 1;
id = get_data(state, BLOCKS, x, (NETHER_ROOF + 1) - (state->chunky * 16), z);
if (id == block_brown_mushroom || id == block_red_mushroom)
data->remove_block[x + 1][NETHER_ROOF + 1][z + 1] = 1;
}
for (y = NETHER_ROOF - 1; y >= 0; y--) {
id = get_data(state, BLOCKS, x, y - (state->chunky * 16), z);
if (block_class_is_subset(id, (mc_block_t[]){block_bedrock, block_netherrack, block_quartz_ore, block_lava}, 4))
data->remove_block[x + 1][y][z + 1] = 1;
else
break;
}
}
}
data->walked_chunk = 1;
}
static int
nether_hidden(void* data, RenderState* state, int x, int y, int z) {
RenderPrimitiveNether* self;
int real_y;
self = (RenderPrimitiveNether*)data;
if (!(self->walked_chunk))
walk_chunk(state, self);
real_y = y + (state->chunky * 16);
return self->remove_block[x + 1][real_y][z + 1];
}
RenderPrimitiveInterface primitive_nether = {
"nether",
sizeof(RenderPrimitiveNether),
NULL,
NULL,
NULL,
nether_hidden,
NULL,
};