28099deaf6
I left minerals as it is so you have to still define the minerals option to get that to work.
91 lines
2.6 KiB
C
91 lines
2.6 KiB
C
/*
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* This file is part of the Minecraft Overviewer.
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*
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* Minecraft Overviewer is free software: you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as published
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* by the Free Software Foundation, either version 3 of the License, or (at
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* your option) any later version.
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*
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* Minecraft Overviewer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with the Overviewer. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "overlay.h"
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#include <math.h>
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typedef struct {
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/* inherits from overlay */
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RenderPrimitiveOverlay parent;
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} RenderPrimitiveSpawn;
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static OverlayColor default_color[] = { 229, 36, 38, 0 };
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static void get_color(void *data, RenderState *state,
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unsigned char *r, unsigned char *g, unsigned char *b, unsigned char *a) {
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RenderPrimitiveSpawn* self = (RenderPrimitiveSpawn *)data;
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int x = state->x, y = state->y, z = state->z;
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int y_light = y + 1;
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unsigned char blocklight, skylight;
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/* set a nice, pretty red color */
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*r = self->parent.color->r;
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*g = self->parent.color->g;
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*b = self->parent.color->b;
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/* default to no overlay, until told otherwise */
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*a = 0;
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if (block_has_property(state->block, NOSPAWN)) {
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/* nothing can spawn on this */
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return;
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}
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blocklight = get_data(state, BLOCKLIGHT, x, y_light, z);
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skylight = get_data(state, SKYLIGHT, x, y_light, z);
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if (MAX(blocklight, skylight) <= 7) {
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/* hostile mobs spawn in daylight */
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*a = 240;
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} else if (MAX(blocklight, skylight - 11) <= 7) {
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/* hostile mobs spawn at night */
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*a = 150;
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}
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}
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static int
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overlay_spawn_start(void *data, RenderState *state, PyObject *support) {
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RenderPrimitiveSpawn* self;
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/* first, chain up */
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int ret = primitive_overlay.start(data, state, support);
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if (ret != 0)
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return ret;
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/* now do custom initializations */
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self = (RenderPrimitiveSpawn *)data;
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self->parent.get_color = get_color;
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return 0;
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}
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static void
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overlay_spawn_finish(void *data, RenderState *state) {
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/* chain up */
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primitive_overlay.finish(data, state);
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}
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RenderPrimitiveInterface primitive_overlay_spawn = {
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"overlay-spawn",
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sizeof(RenderPrimitiveSpawn),
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overlay_spawn_start,
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overlay_spawn_finish,
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NULL,
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NULL,
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overlay_draw,
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};
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