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RenderSystem.cpp
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RenderSystem.cpp
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//
// Created by Ido Mozes on 23/06/2019.
//
#include "RenderSystem.h"
std::string formatCommas(int num) {
std::string numWithCommas = std::to_string(num);
int insertPosition = numWithCommas.length() - 3;
while (insertPosition > 0) {
numWithCommas.insert(insertPosition, ",");
insertPosition -= 3;
}
return numWithCommas;
}
void RenderSystem::init(GameData &gameData) {
if (gameData.window != nullptr)
SDL_DestroyWindow(gameData.window);
if (gameData.renderer != nullptr)
SDL_DestroyRenderer(gameData.renderer);
gameData.window = SDL_CreateWindow("BloonsTD", SDL_WINDOWPOS_CENTERED,
SDL_WINDOWPOS_CENTERED, /* NOLINT(hicpp-signed-bitwise)*/
int((MAP_WIDTH + SIDEBAR_WIDTH + MENU_WIDTH) * gameData.mapScale),
int(MAP_HEIGHT * gameData.mapScale),
gameData.fullscreen ? SDL_WINDOW_FULLSCREEN : 0);
gameData.renderer = SDL_CreateRenderer(gameData.window, -1, 0);
SDL_SetRenderDrawColor(gameData.renderer, 255, 255, 255, 255);
SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, "2");
gameData.fonts[WHITE12] = FC_CreateFont();
FC_LoadFont(gameData.fonts[WHITE12], gameData.renderer, "../assets/LuckiestGuy-Regular.ttf", 12 * gameData.mapScale,
FC_MakeColor(255, 255, 255, 255), TTF_STYLE_NORMAL);
gameData.fonts[BLACK12] = FC_CreateFont();
FC_LoadFont(gameData.fonts[BLACK12], gameData.renderer, "../assets/LuckiestGuy-Regular.ttf", 12 * gameData.mapScale,
FC_MakeColor(0, 0, 0, 255), TTF_STYLE_NORMAL);
gameData.fonts[RED12] = FC_CreateFont();
FC_LoadFont(gameData.fonts[RED12], gameData.renderer, "../assets/LuckiestGuy-Regular.ttf", 12 * gameData.mapScale,
FC_MakeColor(255, 49, 49, 255), TTF_STYLE_NORMAL);
gameData.fonts[WHITE8] = FC_CreateFont();
FC_LoadFont(gameData.fonts[WHITE8], gameData.renderer, "../assets/LuckiestGuy-Regular.ttf", 10 * gameData.mapScale,
FC_MakeColor(255, 255, 255, 255), TTF_STYLE_NORMAL);
gameData.fonts[BLACK8] = FC_CreateFont();
FC_LoadFont(gameData.fonts[BLACK8], gameData.renderer, "../assets/LuckiestGuy-Regular.ttf", 10 * gameData.mapScale,
FC_MakeColor(0, 0, 0, 255), TTF_STYLE_NORMAL);
gameData.fonts[RED8] = FC_CreateFont();
FC_LoadFont(gameData.fonts[RED8], gameData.renderer, "../assets/LuckiestGuy-Regular.ttf", 10 * gameData.mapScale,
FC_MakeColor(255, 49, 49, 255), TTF_STYLE_NORMAL);
}
void RenderSystem::update(Entities *layers, GameData &gameData) {
SDL_RenderClear(gameData.renderer);
for (int i = 0; i < N_LAYERS; ++i) {
if (i == SEQUENCES_LAYER)
continue;
for (auto &entity: layers[i]) {
if (i == MENU_LAYER) {
auto[visibilityP, kindP, actionP] = entity->getComponentsP<Visibility, Kind, Action>();
if (visibilityP and visibilityP->hidden)
continue;
if (kindP and actionP)
switch (actionP->actionType) {
case CLICK:
switch (kindP->value) {
case UPGRADE_PATH_1:
case UPGRADE_PATH_2:
case UPGRADE_PATH_3: {
auto &upgradeP = *entity->getComponent<UpgradeP>();
int path = kindP->value - UPGRADE_PATH_1;
int cost = upgradeP.value->cost;
FC_Draw(gameData.fonts[WHITE12], gameData.renderer, 25 * gameData.mapScale,
(68 + path * 135) * gameData.mapScale, upgradeP.value->name.c_str());
int font = WHITE8;
if (cost > gameData.cash)
font = RED8;
FC_Draw(gameData.fonts[font], gameData.renderer, 47 * gameData.mapScale,
(81 + path * 135) * gameData.mapScale, "$%s", formatCommas(cost).c_str());
break;
}
}
break;
case DRAG: {
int cost = entity->getComponent<Cost>()->value;
FC_Draw(gameData.fonts[WHITE8], gameData.renderer,
(visibilityP->getDstRect()->x +(visibilityP->getDstRect()->w/2)- 50) * gameData.mapScale,
(visibilityP->getDstRect()->y+(visibilityP->getDstRect()->h/2) ) * gameData.mapScale, "$%s",
formatCommas(cost).c_str());
}
break;
}
}
auto rangeShadowP = entity->getComponent<RangeShadow>();
auto &currentEntity = rangeShadowP ? rangeShadowP->entity : entity;
if (auto visibilityP = currentEntity->getComponent<Visibility>()) {
auto &visibility = *visibilityP;
SDL_Rect *dstRect = visibility.getDstRect();
SDL_Rect newDstRect = {int(dstRect->x * gameData.mapScale), int(dstRect->y * gameData.mapScale),
int(dstRect->w * gameData.mapScale), int(dstRect->h * gameData.mapScale)};
SDL_Point entityCenter;
auto positionP = currentEntity->getComponent<Position>();
if (positionP) {
auto &position = *positionP;
entityCenter.x = (position.value.X + SIDEBAR_WIDTH) * gameData.mapScale;
entityCenter.y = position.value.Y * gameData.mapScale;
newDstRect.x = int((position.value.X + SIDEBAR_WIDTH) * gameData.mapScale - newDstRect.w / 2.0);
newDstRect.y = int(position.value.Y * gameData.mapScale - newDstRect.h / 2.0);
} else {
entityCenter.x = int(dstRect->x * gameData.mapScale + (dstRect->w * gameData.mapScale) / 2.0);
entityCenter.y = int(dstRect->y * gameData.mapScale + (dstRect->h * gameData.mapScale) / 2.0);
}
if (currentEntity != entity) {
auto draggableP = currentEntity->getComponent<Draggable>();
bool isRed = draggableP ? !draggableP->isPlaceable : false;
float range = currentEntity->getComponent<Range>()->value;
filledCircleRGBA(gameData.renderer, entityCenter.x, entityCenter.y, range * gameData.mapScale,
isRed ? 255 : 0, 0, 0,
100);
aacircleRGBA(gameData.renderer, entityCenter.x, entityCenter.y, range * gameData.mapScale,
isRed ? 255 : 0, 0, 0, 150);
}
if (entity == currentEntity) {
SDL_RenderCopyEx(gameData.renderer, visibility.getTexture(), nullptr, &newDstRect, visibility.angle,
nullptr, SDL_FLIP_NONE);
}
}
}
}
if (gameData.cash > 99999999)
gameData.cash = 99999999;
FC_Draw(gameData.fonts[WHITE12], gameData.renderer, (MAP_WIDTH + SIDEBAR_WIDTH + 45) * gameData.mapScale,
14 * gameData.mapScale,
formatCommas(gameData.cash).c_str());
FC_Draw(gameData.fonts[WHITE12], gameData.renderer, (MAP_WIDTH + SIDEBAR_WIDTH + 45) * gameData.mapScale,
36 * gameData.mapScale,
std::to_string(gameData.lives).c_str());
FC_Draw(gameData.fonts[WHITE12], gameData.renderer, (MAP_WIDTH + SIDEBAR_WIDTH + 160) * gameData.mapScale,
22 * gameData.mapScale,
"Level: %s", std::to_string(gameData.level).c_str());
if (gameData.selected and !gameData.isDragging) {
std::string strategy;
int x;
switch (gameData.selected->getComponent<Strategy>()->value) {
case CLOSEST:
strategy = "Close";
x = 56;
break;
case FIRST:
strategy = "First";
x = 57;
break;
case LAST:
strategy = "Last";
x = 59;
break;
case STRONGEST:
strategy = "Strong";
x = 51;
break;
}
FC_Draw(gameData.fonts[WHITE12], gameData.renderer, x * gameData.mapScale, 16 * gameData.mapScale,
strategy.c_str());
FC_Draw(gameData.fonts[WHITE12], gameData.renderer, 25 * gameData.mapScale, 451 * gameData.mapScale,
"Sell for:");
FC_Draw(gameData.fonts[WHITE8], gameData.renderer, 25 * gameData.mapScale, 463 * gameData.mapScale,
"$%s", formatCommas(int(gameData.selected->getComponent<Cost>()->value * 0.75)).c_str());
}
SDL_RenderPresent(gameData.renderer);
}

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RenderSystem.cpp (9 KB)

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