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rendering fog of war and units on the minimap

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devZoGok
2024-09-19 19:47:06 +03:00
parent 8f322d8b2a
commit 55b0233aad
1 changed files with 94 additions and 0 deletions
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minimapButton.cpp
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@@ -1,7 +1,18 @@
#include "minimapButton.h"
#include "activeGameState.h"
#include "game.h"
#include "map.h"
#include <stateManager.h>
#include <node.h>
#include <mesh.h>
#include <material.h>
#include <imageAsset.h>
#include <assetManager.h>
#include <algorithm>
#include <vector>
namespace battleship{
using namespace vb01;
@@ -17,6 +28,89 @@ namespace battleship{
void MinimapButton::update(){
Button::update();
Material *mat = rectNode->getMesh(0)->getMaterial();
Texture *tex = ((Material::TextureUniform*)mat->getUniform("diffuseMap"))->value;
ImageAsset *asset = (ImageAsset*)AssetManager::getSingleton()->getAsset(imagePath);
int width = asset->width, height = asset->height, numChannels = asset->numChannels;
Vector3 mapSize = Map::getSingleton()->getMapSize();
vector<pair<Unit*, Vector2>> unitMinimapPos;
for(Player *pl : Game::getSingleton()->getPlayers())
for(Unit *un : pl->getUnits()){
Vector2 coords = Vector2(
int(un->getPos().x / mapSize.x * width) - .5 * width,
int(un->getPos().z / mapSize.z * height) - .5 * height
);
unitMinimapPos.push_back(make_pair(un, coords));
}
ActiveGameState *activeState = (ActiveGameState*)GameManager::getSingleton()->getStateManager()->getAppStateByType(AppStateType::ACTIVE_STATE);
Player *mainPlayer = activeState->getPlayer();
vector<Unit*> units = mainPlayer->getUnits();
int size = width * height * numChannels;
int pxId = 0, numIter = 0;
u8 *oldImageData = activeState->getOldMinimapImage();
for(u8 *p = asset->image; p != asset->image + size; p += numChannels, pxId += numChannels, numIter++){
Vector2 coords = Vector2(
numIter % asset->width - .5 * asset->width,
numIter / asset->width - .5 * asset->height
);
float losFactor = .6, pxCol[3]{
losFactor * oldImageData[pxId + 0],
losFactor * oldImageData[pxId + 1],
losFactor * oldImageData[pxId + 2]
};
for(pair<Unit*, Vector2> unitPair : unitMinimapPos){
if(unitPair.first->getPlayer() == mainPlayer && unitPair.second == coords){
Vector3 plCol = mainPlayer->getColor();
pxCol[0] = plCol.x * 255;
pxCol[1] = plCol.y * 255;
pxCol[2] = plCol.z * 255;
break;
}
float minimapLos = unitPair.first->getLineOfSight() / mapSize.x * width;
if(unitPair.first->getPlayer() == mainPlayer && coords.getDistanceFrom(unitPair.second) < minimapLos){
bool foreignUnit = false;
Player *pl = nullptr;
for(pair<Unit*, Vector2> up : unitMinimapPos)
if(up.first->getPlayer() != mainPlayer && up.second == coords){
foreignUnit = true;
pl = up.first->getPlayer();
break;
}
if(foreignUnit){
Vector3 plCol = pl->getColor();
pxCol[0] = plCol.x * 255;
pxCol[1] = plCol.y * 255;
pxCol[2] = plCol.z * 255;
}
else{
pxCol[0] = oldImageData[pxId + 0];
pxCol[1] = oldImageData[pxId + 1];
pxCol[2] = oldImageData[pxId + 2];
}
break;
}
}
*p = pxCol[0];
*(p + 1) = pxCol[1];
*(p + 2) = pxCol[2];
}
tex->loadImageData(asset);
}
void MinimapButton::onClick(){