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Add minimap feature

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This commit is contained in:
RealBadAngel 2015-06-22 04:34:56 +02:00 • committed by est31
parent 3376d2e114
commit ffd16e3fec
23 changed files with 883 additions and 30 deletions
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28
src/mapblock_mesh.cpp
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@ -25,6 +25,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "nodedef.h"
#include "gamedef.h"
#include "mesh.h"
#include "minimap.h"
#include "content_mapblock.h"
#include "noise.h"
#include "shader.h"
@ -1028,6 +1029,7 @@ static void updateAllFastFaceRows(MeshMakeData *data,
MapBlockMesh::MapBlockMesh(MeshMakeData *data, v3s16 camera_offset):
m_mesh(new scene::SMesh()),
m_minimap_mapblock(new MinimapMapblock),
m_gamedef(data->m_gamedef),
m_tsrc(m_gamedef->getTextureSource()),
m_shdrsrc(m_gamedef->getShaderSource()),
@ -1041,6 +1043,32 @@ MapBlockMesh::MapBlockMesh(MeshMakeData *data, v3s16 camera_offset):
m_enable_shaders = data->m_use_shaders;
m_enable_highlighting = g_settings->getBool("enable_node_highlighting");
if (g_settings->getBool("enable_minimap")) {
v3s16 blockpos_nodes = data->m_blockpos * MAP_BLOCKSIZE;
for(s16 x = 0; x < MAP_BLOCKSIZE; x++) {
for(s16 z = 0; z < MAP_BLOCKSIZE; z++) {
s16 air_count = 0;
bool surface_found = false;
MinimapPixel* minimap_pixel = &m_minimap_mapblock->data[x + z * MAP_BLOCKSIZE];
for(s16 y = MAP_BLOCKSIZE -1; y > -1; y--) {
v3s16 p(x, y, z);
MapNode n = data->m_vmanip.getNodeNoEx(blockpos_nodes + p);
if (!surface_found && n.getContent() != CONTENT_AIR) {
minimap_pixel->height = y;
minimap_pixel->id = n.getContent();
surface_found = true;
} else if (n.getContent() == CONTENT_AIR) {
air_count++;
}
}
if (!surface_found) {
minimap_pixel->id = CONTENT_AIR;
}
minimap_pixel->air_count = air_count;
}
}
}
// 4-21ms for MAP_BLOCKSIZE=16 (NOTE: probably outdated)
// 24-155ms for MAP_BLOCKSIZE=32 (NOTE: probably outdated)
//TimeTaker timer1("MapBlockMesh()");