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Map.cpp
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/******************************************************************************
* @file Map.cpp
* @author Andrés Gavín Murillo, 716358
* @author Rubén Rodríguez Esteban, 737215
* @date Mayo 2020
* @coms Videojuegos - OutRun
******************************************************************************/
#include <random>
#include <fstream>
#include "Map.hpp"
using namespace std;
using namespace sf;
#define BGS 0.525F // Background size
#define SEGL 100 // Segment length
#define ROADW 3000 // Road Width / 2
#define RUMBLECOEFF 0.0666f // Ruble size = Road size * Rumble coeff
#define SCREEN_SCALE 280.0f
#define FORK_COEFF 0.03f
#define FORK_RECTANGLES 100 // Multiple of RECTANGLE
#define END_RECTANGLES 60 // Multiple of RECTANGLE
Map::SpriteInfo::SpriteInfo() {
spriteNum = -1;
offset = spriteMinX = spriteMaxX = spriteToSideX = 0.0f;
repetitive = false;
}
Map::Line::Line() {
curve = x = y = z = 0;
mainColor = false;
offsetX = yOffsetX = bgX = 0.0f;
}
void Map::addLine(float x, float y, float &z, float prevY, float curve, bool mainColor,
const Map::SpriteInfo &spriteLeft, const Map::SpriteInfo &spriteRight, float &bgX, float &offsetX,
const float offsetInc) {
float yInc = (y - prevY) / float(RECTANGLE); // RECTANGLE is total lines number will be added
Line line, lineAux;
line.x = x;
line.y = prevY;
line.mainColor = mainColor;
line.curve = curve;
lineAux = line; // without objects
line.spriteLeft = spriteLeft;
line.spriteRight = spriteRight;
// For each normal line, extra lines without objects for better visualization
for (int i = 0; i < PRE_POS; i++) {
lineAux.z = z;
z += SEGL;
if (offsetX > 0.0f) {
if (offsetX >= xChange)
lineAux.yOffsetX = sqrt(FORK_RADIUS * FORK_RADIUS - pow(offsetX - aOffsetX, 2.0f)) + bOffsetX;
else
lineAux.yOffsetX = -sqrt(FORK_RADIUS * FORK_RADIUS - offsetX * offsetX) + FORK_RADIUS;
lineAux.offsetX = offsetX;
if (offsetX + offsetInc <= 2.0f * xChange)
offsetX += offsetInc;
}
lineAux.y += yInc;
bgX += lineAux.curve;
lineAux.bgX = bgX;
lines.push_back(lineAux);
}
line.z = z;
z += SEGL;
if (offsetX > 0.0f) {
if (offsetX >= xChange)
line.yOffsetX = sqrt(FORK_RADIUS * FORK_RADIUS - pow(offsetX - aOffsetX, 2.0f)) + bOffsetX;
else
line.yOffsetX = -sqrt(FORK_RADIUS * FORK_RADIUS - offsetX * offsetX) + FORK_RADIUS;
line.offsetX = offsetX;
if (offsetX + offsetInc <= 2.0f * xChange)
offsetX += offsetInc;
}
lineAux.y += yInc;
line.y = lineAux.y;
bgX += line.curve;
line.bgX = bgX;
lines.push_back(line);
for (int i = 0; i < PRE_POS; i++) {
lineAux.z = z;
z += SEGL;
if (offsetX > 0.0f) {
if (offsetX >= xChange)
lineAux.yOffsetX = sqrt(FORK_RADIUS * FORK_RADIUS - pow(offsetX - aOffsetX, 2.0f)) + bOffsetX;
else
lineAux.yOffsetX = -sqrt(FORK_RADIUS * FORK_RADIUS - offsetX * offsetX) + FORK_RADIUS;
lineAux.offsetX = offsetX;
if (offsetX + offsetInc <= 2.0f * xChange)
offsetX += offsetInc;
}
lineAux.y += yInc;
bgX += lineAux.curve;
lineAux.bgX = bgX;
lines.push_back(lineAux);
}
}
Map::Line *Map::getLine(const int n) {
if (n < lines.size() || next == nullptr)
return &lines[n % lines.size()];
else
return &next->lines[(n - lines.size()) % next->lines.size()];
}
Map::Line Map::getLine(const int n) const {
if (n < lines.size() || next == nullptr)
return lines[n % lines.size()];
else
return next->lines[(n - lines.size()) % next->lines.size()];
}
Map::Line *Map::getPreviousLine(const int n) {
if ((n > 0 && n - 1 < lines.size()) || next == nullptr)
return &lines[(n - 1) % lines.size()];
else
return &next->lines[(n - 1 - lines.size()) % next->lines.size()];
}
Map::Line Map::getPreviousLine(const int n) const {
if ((n > 0 && n - 1 < lines.size()) || next == nullptr)
return lines[(n - 1) % lines.size()];
else
return next->lines[(n - 1 - lines.size()) % next->lines.size()];
}
void fileError(const string &error = "") {
cerr << "Error: Formato de fichero incorrecto." << endl;
if (!error.empty())
cerr << "\t" + error << endl;
exit(1);
}
vector<vector<string>> randomMap(const int numLines, const vector<int> &objectIndexes) {
vector<vector<string>> instructions;
// Random
random_device rd;
mt19937 generator(rd());
uniform_real_distribution<float> dist(0.0f, 1.0f);
uniform_int_distribution<int> distRB(0, 20), distG(0, 255);
// Colors
// Road
instructions.push_back({"107", "107", "107"});
instructions.push_back({"105", "105", "105"});
// Grass
instructions.push_back({to_string(distRB(generator)), to_string(distG(generator)), to_string(distRB(generator))});
instructions.push_back({to_string(distRB(generator)), to_string(distG(generator)), to_string(distRB(generator))});
// Rumble
instructions.push_back({"255", "255", "255"});
// Dash
instructions.push_back({"255", "255", "255"});
// Instructions
float prob;
int line = 0, untilLine = 0;
while (line < numLines) {
vector<string> inst;
prob = dist(generator);
if (line < untilLine || prob < 0.90f) {
// Line
inst.emplace_back("ROAD");
if (!objectIndexes.empty() && dist(generator) > 0.75f) {
// Left object
if (dist(generator) > 0.75f) {
// Repetitive
inst.emplace_back("+");
}
uniform_int_distribution<int> distObj(0, static_cast<int>(objectIndexes.size() - 1));
inst.push_back(to_string(objectIndexes[distObj(generator)]));
if (dist(generator) > 0.75f) {
// Offset
inst.push_back(to_string(dist(generator)));
}
}
inst.emplace_back("-");
if (!objectIndexes.empty() && dist(generator) > 0.75f) {
// Right object
if (dist(generator) > 0.75f) {
// Repetitive
inst.emplace_back("+");
}
uniform_int_distribution<int> distObj(0, static_cast<int>(objectIndexes.size() - 1));
inst.push_back(to_string(objectIndexes[distObj(generator)]));
if (dist(generator) > 0.75f) {
// Offset
inst.push_back(to_string(dist(generator)));
}
}
line++;
} else if (prob < 0.92f) {
// Curve
inst.emplace_back("CURVE");
inst.push_back(to_string(dist(generator) / 2.0f));
} else if (prob < 0.94f) {
// Curve
inst.emplace_back("CURVE");
inst.push_back(to_string(-dist(generator) / 2.0f));
} else if (prob < 0.96f) {
// Straight
inst.emplace_back("STRAIGHT");
} else if (prob < 0.98f) {
// Climb
inst.emplace_back("CLIMB");
uniform_int_distribution<int> distLines(1 + line, numLines);
untilLine = distLines(generator);
inst.push_back(to_string(dist(generator) * float(untilLine - line) * 100.0f));
inst.push_back(to_string(untilLine - line));
} else {
// Drop
inst.emplace_back("DROP");
uniform_int_distribution<int> distLines(1 + line, numLines);
untilLine = distLines(generator);
inst.push_back(to_string(dist(generator) * float(untilLine - line) * 100.0f));
inst.push_back(to_string(untilLine - line));
}
instructions.push_back(inst);
}
return instructions;
}
vector<vector<string>> readMapFile(const std::string &file) {
vector<vector<string>> instructions;
ifstream fin(file);
if (fin.is_open()) {
bool road = false, grass = false, rumbleAndDash = false, comment = false;
int lines = 0, lastInclinationIndex = -1;
vector<string> buffer;
string s;
while (!fin.eof()) {
fin >> s;
if (s.size() >= 2 && s[0] == '/' && s[1] == '*')
comment = true;
if (comment) {
if (s.size() >= 2 && s[s.size() - 1] == '/' && s[s.size() - 2] == '*')
comment = false;
} else {
buffer.push_back(s);
if (!road) {
if (buffer.size() == 6) {
instructions.push_back({buffer[0], buffer[1], buffer[2]});
instructions.push_back({buffer[3], buffer[4], buffer[5]});
buffer.clear();
road = true;
}
} else if (!grass) {
if (buffer.size() == 6) {
instructions.push_back({buffer[0], buffer[1], buffer[2]});
instructions.push_back({buffer[3], buffer[4], buffer[5]});
buffer.clear();
grass = true;
}
} else if (!rumbleAndDash) {
if (buffer.size() == 6) {
instructions.push_back({buffer[0], buffer[1], buffer[2]});
instructions.push_back({buffer[3], buffer[4], buffer[5]});
buffer.clear();
rumbleAndDash = true;
}
} else if (buffer.size() > 1 && (s == "ROAD" || s == "CURVE" || s == "STRAIGHT" || s == "CLIMB" ||
s == "FLAT" || s == "DROP" || s == "RANDOM" || s == "END")) {
if (buffer[0] == "CLIMB" || buffer[0] == "DROP" || buffer[0] == "FLAT") {
if (lastInclinationIndex > -1 && (instructions[lastInclinationIndex][0] == "CLIMB" ||
instructions[lastInclinationIndex][0] == "DROP")) {
instructions[lastInclinationIndex].push_back(to_string(lines));
lastInclinationIndex = -1;
}
if (buffer[0] == "CLIMB" || buffer[0] == "DROP") {
lines = 0;
lastInclinationIndex = static_cast<int>(instructions.size());
buffer.pop_back();
instructions.push_back(buffer);
}
} else if (buffer[0] == "RANDOM") {
if (buffer.size() < 3)
fileError(buffer[0] + " necesita argumentos.");
vector<int> objectIndexes;
for (int i = 2; i < buffer.size() - 1; i++)
objectIndexes.push_back(stoi(buffer[i]));
const vector<vector<string>> randomInstructions = randomMap(stoi(buffer[1]), objectIndexes);
for (int i = 6; i < randomInstructions.size(); i++) {
instructions.push_back(randomInstructions[i]);
}
} else {
if (s == "ROAD")
lines++;
buffer.pop_back();
instructions.push_back(buffer);
}
buffer.clear();
buffer.push_back(s);
}
}
}
fin.close();
if (buffer[0] != "END")
fileError("El fichero debe terminar en END.");
if (instructions.size() < 4)
fileError();
}
return instructions;
}
void Map::addLines(float x, float y, float &z, float &bgX, const vector<vector<string>> &instructions) {
float curveCoeff = 0.0f, elevation = 0.0f;
int elevationIndex = 0, elevationLines = -1;
bool mainColor = true;
// Colors
try {
roadColor[0] = Color(static_cast<Uint8>(stoi(instructions[0][0])), static_cast<Uint8>(stoi(instructions[0][1])),
static_cast<Uint8>(stoi(instructions[0][2])));
roadColor[1] = Color(static_cast<Uint8>(stoi(instructions[1][0])), static_cast<Uint8>(stoi(instructions[1][1])),
static_cast<Uint8>(stoi(instructions[1][2])));
grassColor[0] = Color(static_cast<Uint8>(stoi(instructions[2][0])),
static_cast<Uint8>(stoi(instructions[2][1])),
static_cast<Uint8>(stoi(instructions[2][2])));
grassColor[1] = Color(static_cast<Uint8>(stoi(instructions[3][0])),
static_cast<Uint8>(stoi(instructions[3][1])),
static_cast<Uint8>(stoi(instructions[3][2])));
rumbleColor = Color(static_cast<Uint8>(stoi(instructions[4][0])), static_cast<Uint8>(stoi(instructions[4][1])),
static_cast<Uint8>(stoi(instructions[4][2])));
dashColor = Color(static_cast<Uint8>(stoi(instructions[5][0])), static_cast<Uint8>(stoi(instructions[5][1])),
static_cast<Uint8>(stoi(instructions[5][2])));
}
catch (const exception &e) {
fileError("Faltan colores al declarar el mapa.");
}
for (int i = 6; i < instructions.size(); i++) {
const vector<string> &inst = instructions[i];
if (inst[0] == "CURVE") {
if (inst.size() < 2)
fileError(inst[0] + " necesita argumentos.");
curveCoeff = stof(inst[1]);
} else if (inst[0] == "STRAIGHT") {
curveCoeff = 0.0f;
} else if (inst[0] == "CLIMB") {
if (inst.size() < 3)
fileError(inst[0] + " necesita argumentos.");
elevation = stof(inst[1]);
elevationLines = stoi(inst[2]);
elevationIndex = 0;
} else if (inst[0] == "DROP") {
if (inst.size() < 3)
fileError(inst[0] + " necesita argumentos.");
elevation = -stof(inst[1]);
elevationLines = stoi(inst[2]);
elevationIndex = 0;
} else if (inst[0] == "ROAD") {
SpriteInfo spriteLeft, spriteRight;
// Elevation
float yAux = y;
if (elevationIndex < elevationLines) {
yAux += elevation / 2.0f +
(elevation / 2.0f) * cosf(
static_cast<float>(M_PI + (M_PI / float(elevationLines)) * float(elevationIndex)));
elevationIndex++;
}
if (!lines.empty() && elevationIndex == elevationLines) {
y = lines[lines.size() - 1].y;
yAux = y;
elevationLines = -1;
}
// Objects
int j = 1; // inst index
if (inst[j] != "-") { // Left object
if (inst[j] == "+") {
spriteLeft.repetitive = true;
j++;
}
spriteLeft.spriteNum = stoi(inst[j]) - 1;
j++;
if (inst[j] != "-") {
spriteLeft.offset = stof(inst[j]);
j++;
}
}
if (j >= inst.size() || inst[j] != "-") { // Checkpoint
fileError(inst[0] + " tiene argumentos incorrectos.");
}
j++;
if (j < inst.size()) { // Right object
if (inst[j] == "+") {
spriteRight.repetitive = true;
j++;
}
spriteRight.spriteNum = stoi(inst[j]) - 1;
j++;
if (j < inst.size()) {
spriteRight.offset = stof(inst[j]);
j++;
}
}
if (j != inst.size()) { // Checkpoint
fileError(inst[0] + " tiene argumentos incorrectos.");
}
float offset = 0.0f;
addLine(x, yAux, z, lines.empty() ? y : lines[lines.size() - 1].y, curveCoeff, mainColor,
spriteLeft, spriteRight, bgX, offset);
mainColor = !mainColor;
}
}
}
void Map::loadObjects(const string &path, const vector<string> &objectNames, vector<int> &objectIndexes) {
int k = 0;
objectIndexes.reserve(objectNames.size());
objects.reserve(objectNames.size());
hitCoeffs.reserve(objectNames.size());
hitCoeffTypes.reserve(objectNames.size());
for (const string &objName : objectNames) {
// Load indexes
objectIndexes.push_back(k);
k++;
// Load textures
Texture t;
t.loadFromFile(path + objName);
t.setSmooth(true);
objects.push_back(t);
// Load hit percentage from center and scale coeff
ifstream fin(path + objName + ".info");
float hitC = 1.0f, scaleC = 1.0f;
Line::HitCoeffType hitCoeffType = Line::HIT_CENTER;
if (fin.is_open()) {
while (!fin.eof()) {
string s;
fin >> s;
if (s == "HIT:" && !fin.eof()) {
fin >> hitC;
hitCoeffType = Line::HIT_CENTER;
} else if (s == "HIT_LEFT:" && !fin.eof()) {
fin >> hitC;
hitCoeffType = Line::HIT_LEFT;
} else if (s == "HIT_RIGHT:" && !fin.eof()) {
fin >> hitC;
hitCoeffType = Line::HIT_RIGHT;
} else if (s == "HIT_SIDES:" && !fin.eof()) {
fin >> hitC;
hitCoeffType = Line::HIT_SIDES;
} else if (s == "SCALE:" && !fin.eof()) {
fin >> scaleC;
} else if (!s.empty()) {
cerr << "WARNING: '" << s << "' at file " << path + objName + ".info" << endl;
}
}
fin.close();
}
hitCoeffs.push_back(hitC);
hitCoeffTypes.push_back(hitCoeffType);
scaleCoeffs.push_back(scaleC);
}
}
Map::Map(Config &c, const std::string &path, const std::string &bgName,
const std::vector<std::string> &objectNames, bool random, const int time) : posX(0), posY(0), next(nullptr),
nextRight(nullptr), initMap(false),
goalMap(false), maxTime(time) {
bg.loadFromFile(path + bgName);
bg.setRepeated(true);
// Load objects
vector<int> objectIndexes;
loadObjects(path, objectNames, objectIndexes);
// Line generation
float z = 0; // Line position
float bgX = 0; // Background position
if (random) { // Random generation
addLines(0, 0, z, bgX, randomMap(1000, objectIndexes));
} else { // Predefined map
addLines(0, 0, z, bgX, readMapFile(path + "map.info"));
}
if (lines.empty())
fileError();
}
Map::Map(const Map &map, int &flagger, int &semaphore) : bg(map.bg), posX(0), posY(0), next(nullptr),
nextRight(nullptr), initMap(true), goalMap(false), maxTime(0) {
const int rectangles = 50; // Map size
const string mapPath = "resources/mapCommon/"; // Folder with common objects
const int nobjects = 38;
// Colors
roadColor[0] = map.roadColor[0];
roadColor[1] = map.roadColor[1];
grassColor[0] = map.grassColor[0];
grassColor[1] = map.grassColor[1];
rumbleColor = map.rumbleColor;
dashColor = map.dashColor;
// Load objects
vector<string> objectNames;
objectNames.reserve(nobjects);
for (int no = 1; no <= nobjects; no++)
objectNames.push_back(to_string(no) + ".png");
vector<int> objectIndexes;
loadObjects(mapPath, objectNames, objectIndexes);
// Hardcoded sprites
vector<SpriteInfo> leftSprites, rightSprites;
leftSprites.reserve(rectangles);
rightSprites.reserve(rectangles);
for (int i = 0; i < rectangles; i++) {
leftSprites.emplace_back();
rightSprites.emplace_back();
}
// People
leftSprites[3].spriteNum = 28; // 29 - 1
leftSprites[3].offset = -1.75f;
rightSprites[3].spriteNum = 29;
rightSprites[3].offset = -1.75f;
// Signals
leftSprites[6].spriteNum = 22;
leftSprites[6].offset = -1;
rightSprites[6].spriteNum = 27;
rightSprites[6].offset = -1;
// Flagger
leftSprites[5].spriteNum = 17;
leftSprites[5].offset = -4;
// Start
rightSprites[5].spriteNum = 26;
rightSprites[5].offset = -0.95f;
// Trees
leftSprites[4].spriteNum = 36;
leftSprites[4].offset = -1.15f;
rightSprites[4].spriteNum = 35;
rightSprites[4].offset = -1.15f;
// Fill
for (int i = 7; i < rectangles; i++) {
if (i % 4 == 3) {
// Trees
leftSprites[i].spriteNum = 36;
leftSprites[i].offset = -0.15f;
rightSprites[i].spriteNum = 35;
rightSprites[i].offset = -0.15f;
} else if (i % 2 == 0) {
// People
leftSprites[i].spriteNum = 31;
}
}
// Line generation
bool mainColor = true;
vector<vector<string>> instructions;
instructions.reserve(rectangles);
float z = 0; // Line position
float bgX = 0; // Background position
for (int i = 0; i < rectangles; i++) {
float offset = 0.0f;
addLine(0, 0, z, 0, 0, mainColor, leftSprites[i], rightSprites[i], bgX, offset);
mainColor = !mainColor;
}
flagger = RECTANGLE * 5 + PRE_POS;
semaphore = RECTANGLE * 6 + PRE_POS;
}
Map::Map(int &flagger, int &goalEnd) : posX(0), posY(0), next(nullptr), nextRight(nullptr), initMap(false),
goalMap(true), maxTime(0) {
const int rectangles = 150; // Map size
const string mapPath = "resources/mapCommon/"; // Folder with common objects
const int nobjects = 38;
// Load objects
vector<string> objectNames;
objectNames.reserve(nobjects);
for (int no = 1; no <= nobjects; no++)
objectNames.push_back(to_string(no) + ".png");
vector<int> objectIndexes;
loadObjects(mapPath, objectNames, objectIndexes);
// Hardcoded sprites
vector<SpriteInfo> leftSprites, rightSprites;
leftSprites.reserve(rectangles);
rightSprites.reserve(rectangles);
for (int i = 0; i < rectangles; i++) {
leftSprites.emplace_back();
rightSprites.emplace_back();
}
// First goal
rightSprites[1].spriteNum = 32;
rightSprites[1].offset = -0.95f;
// Trees
leftSprites[0].spriteNum = 37;
leftSprites[0].offset = -1.0f;
rightSprites[0].spriteNum = 37;
rightSprites[0].offset = -1.0f;
// People
leftSprites[53].spriteNum = 28; // 29 - 1
leftSprites[53].offset = -1.75f;
rightSprites[53].spriteNum = 29;
rightSprites[53].offset = -1.75f;
// Flagger
leftSprites[50].spriteNum = 16;
leftSprites[50].offset = -4;
// Second goal
rightSprites[50].spriteNum = 32;
rightSprites[50].offset = -0.95f;
// Trees
leftSprites[49].spriteNum = 37;
leftSprites[49].offset = -1.0f;
rightSprites[49].spriteNum = 37;
rightSprites[49].offset = -1.0f;
// Line generation
bool mainColor = true;
vector<vector<string>> instructions;
instructions.reserve(rectangles);
float z = 0; // Line position
float bgX = 0; // Background position
for (int i = 0; i < rectangles; i++) {
float offset = 0.0f;
addLine(0, 0, z, 0, 0, mainColor, leftSprites[i], rightSprites[i], bgX, offset);
mainColor = !mainColor;
}
flagger = RECTANGLE * 50 + PRE_POS;
goalEnd = 45 * RECTANGLE;
}
void Map::setColors(const Map &map) {
// Colors
bg = map.bg;
roadColor[0] = map.roadColor[0];
roadColor[1] = map.roadColor[1];
grassColor[0] = map.grassColor[0];
grassColor[1] = map.grassColor[1];
rumbleColor = map.rumbleColor;
dashColor = map.dashColor;
}
void Map::incrementSpriteIndex(int line, bool right, int increment) {
if (line < lines.size()) {
SpriteInfo &sprite = right ? lines[line].spriteRight : lines[line].spriteLeft;
if (sprite.spriteNum > -1)
sprite.spriteNum += increment;
}
}
void Map::addNextMap(Map *map) {
this->next = map;
float yOffset = 0.0f;
if (!lines.empty())
yOffset = lines[lines.size() - 1].y;
this->next->setOffset(yOffset);
}
void Map::addFork(Map *left, Map *right) {
if (this->nextRight == nullptr) {
this->next = left;
this->nextRight = right;
float yOffset = 0.0f;
if (!lines.empty())
yOffset = lines[lines.size() - 1].y;
this->next->setOffset(yOffset);
if (this->next != this->nextRight)
this->nextRight->setOffset(yOffset);
// Add fork to current map
if (!lines.empty()) {
float x = lines[lines.size() - 1].x;
float y = lines[lines.size() - 1].y;
float z = lines[lines.size() - 1].z + SEGL;
float bgX = lines[lines.size() - 1].bgX;
bool mainColor = !lines[lines.size() - 1].mainColor;
float xOffset = lines[lines.size() - 1].offsetX + FORK_COEFF;
for (int i = 0; i < FORK_RECTANGLES + END_RECTANGLES; i++) { // 20 rectangles to fork
addLine(x, y, z, y, 0.0f, mainColor, SpriteInfo(), SpriteInfo(), bgX, xOffset, FORK_COEFF);
mainColor = !mainColor;
}
xOffset = 0.0f;
vector<Line> auxLines;
swap(left->lines, auxLines);
left->lines.clear();
left->lines.reserve(auxLines.size() + END_RECTANGLES * RECTANGLE);
z = 0.0f;
bgX = 0.0f;
if (!lines[lines.size() - 1].mainColor)
left->addLine(x, y, z, y, 0.0f, false, SpriteInfo(), SpriteInfo(), bgX, xOffset);
mainColor = true;
for (int i = 0; i < END_RECTANGLES; i++) {
left->addLine(x, y, z, y, 0.0f, mainColor, SpriteInfo(), SpriteInfo(), bgX, xOffset);
mainColor = !mainColor;
}
for (const Line &l : auxLines) {
left->lines.push_back(l);
left->lines.back().z += z;
left->lines.back().bgX += bgX;
}
auxLines.clear();
if (right != left) {
swap(right->lines, auxLines);
right->lines.clear();
right->lines.reserve(auxLines.size() + END_RECTANGLES * RECTANGLE);
z = 0.0f;
if (!lines[lines.size() - 1].mainColor)
right->addLine(x, y, z, y, 0.0f, false, SpriteInfo(), SpriteInfo(), bgX, xOffset);
mainColor = true;
for (int i = 0; i < END_RECTANGLES; i++) {
right->addLine(x, y, z, y, 0.0f, mainColor, SpriteInfo(), SpriteInfo(), bgX, xOffset);
mainColor = !mainColor;
}
for (const Line &l : auxLines) {
right->lines.push_back(l);
right->lines.back().z += z;
right->lines.back().bgX += bgX;
}
auxLines.clear();
}
}
}
}
void Map::setOffset(float yOffset) {
for (Line &l : lines) {
l.y += yOffset;
}
}
void Map::updateView(float pX, float pY) {
if (pY < 0.0f)
pY = 0.0f;
this->posX = pX;
this->posY = pY;
}
float Map::getCamX() const {
return this->posX;
}
float Map::getCamY() const {
return this->posY;
}
void
Map::Line::project(float camX, float camY, float camZ, float camD, float width, float height, float rW, float zOffset) {
scale = camD / (1.0f + z + zOffset - camZ);
X = (1.0f + scale * (x - camX)) * width / 2.0f;
Y = (1.0f - scale * (y - camY)) * height / 2.0f;
W = scale * rW * width / 2.0f;
}
void Map::Line::drawSprite(RenderTexture &w, const vector<Texture> &objs, const vector<float> &hitCoeff,
const vector<HitCoeffType> &hitCoeffType, const vector<float> &scaleCoeff,
SpriteInfo &object, bool left) const {
Sprite s(objs[object.spriteNum]);
const float width = scaleCoeff[object.spriteNum] * s.getTextureRect().width;
const float widthOri = s.getTextureRect().width;
const float height = scaleCoeff[object.spriteNum] * s.getTextureRect().height;
const float heightOri = s.getTextureRect().height;
float destY = Y + 4.0f;
float destW = width * W / SCREEN_SCALE;
float destH = height * W / SCREEN_SCALE;
destY += destH * (-1.0f); //offsetY
float clipH = destY + destH - clip;
if (clipH < 0)
clipH = 0;
if (clipH < destH) {
s.setScale(destW / widthOri, destH / heightOri);
float destX = X + W + object.offset * s.getGlobalBounds().width; // Right road side
if (left)
destX = X - W - s.getGlobalBounds().width - object.offset * s.getGlobalBounds().width; // Left road side
s.setPosition(destX, destY);
w.draw(s);
if (hitCoeffType[object.spriteNum] == HIT_CENTER) {
object.spriteMinX =
destX + (s.getGlobalBounds().width - s.getGlobalBounds().width * hitCoeff[object.spriteNum]) / 2.0f;
} else if (hitCoeffType[object.spriteNum] == HIT_RIGHT) {
object.spriteMinX =
destX + s.getGlobalBounds().width - s.getGlobalBounds().width * hitCoeff[object.spriteNum];
} else { // HIT_LEFT and HIT_SIDES
object.spriteMinX = destX;
}
object.spriteMaxX = object.spriteMinX + s.getGlobalBounds().width * hitCoeff[object.spriteNum];
if (hitCoeffType[object.spriteNum] != HIT_SIDES) {
object.spriteToSideX = 0.0f;
} else {
object.spriteToSideX = s.getGlobalBounds().width - (object.spriteMaxX - object.spriteMinX);
}
// Repetitive drawing
if (left && object.repetitive) {
while (destX >= 0.0f) {
destX -= s.getGlobalBounds().width;
s.setPosition(destX, destY);
w.draw(s);
}
if (hitCoeff[object.spriteNum] > 0.0f)
object.spriteMinX = 0.0f;
} else if (!left && object.repetitive) {
while (destX <= w.getSize().x) {
destX += s.getGlobalBounds().width;
s.setPosition(destX, destY);
w.draw(s);
}
if (hitCoeff[object.spriteNum] > 0.0f)
object.spriteMaxX = w.getSize().x;
}
}
}
void drawQuad(RenderTexture &w, Color c, int x1, int y1, int w1, int x2, int y2, int w2) {
ConvexShape shape(4);
shape.setFillColor(c);
shape.setPoint(0, Vector2f(x1, y1));
shape.setPoint(1, Vector2f(x2, y2));
shape.setPoint(2, Vector2f(x2 + w2, y2));
shape.setPoint(3, Vector2f(x1 + w1, y1));
w.draw(shape);
}
bool ascendingSort(const Enemy *v1, const Enemy *v2) {
return v1->getPosY() < v2->getPosY();
}
void Map::draw(Config &c, vector<Enemy> &vehicles) {
const int N = static_cast<const int>(lines.size());
const int startPos = int(posY) % N;
const int lastPos = startPos + c.renderLen - 1;
Line *l = getLine(startPos), *p;
if (l->offsetX >= xChange && nextRight != nullptr) {
if (posX >= 0.0f)
next = nextRight;
nextRight = nullptr;
}
// Sort vehicles
vector<Enemy *> sortedVehicles;
sortedVehicles.reserve(vehicles.size());
for (Enemy &v : vehicles)
sortedVehicles.push_back(&v);
sort(sortedVehicles.begin(), sortedVehicles.end(), ascendingSort); // vehicles are sorted in ascending order by posY
// Discard out of range back vehicles
while (!sortedVehicles.empty() && (int(sortedVehicles.back()->getPosY()) < int(posY) ||
int(sortedVehicles.back()->getPosY()) > int(posY) + c.renderLen - 1))
sortedVehicles.pop_back();
// Background
drawQuad(c.w, grassColor[0], 0, 0, c.w.getSize().x, 0, c.w.getSize().y, c.w.getSize().x);
Sprite sbg;
sbg.setTexture(bg);
sbg.setScale(
Vector2f(2.0f * (float) c.w.getSize().x / bg.getSize().x, (float) c.w.getSize().y * BGS / bg.getSize().y));
sbg.setTextureRect(IntRect(0, 0, static_cast<int>(10.0f * sbg.getGlobalBounds().width), bg.getSize().y));
sbg.setPosition(0, 0);
sbg.move(-8.0f * c.w.getSize().x - l->bgX - posX, 0);
c.w.draw(sbg);
// Initialize lines
float camH = l->y + 1500.0f;
float maxy = c.w.getSize().y;
float x = 0, dx = 0;
vector<int> visibleLines;
for (int n = startPos; n <= lastPos; n++) {
l = getLine(n);
l->spriteLeft.spriteMinX = 0;
l->spriteLeft.spriteMaxX = 0;
l->spriteLeft.spriteToSideX = 0;
l->spriteRight.spriteMinX = 0;
l->spriteRight.spriteMaxX = 0;
l->spriteRight.spriteToSideX = 0;
l->project(posX * ROADW - x, camH, float(startPos * SEGL), c.camD,
c.w.getSize().x, c.w.getSize().y, ROADW, n < N ? 0.0f : lines[lines.size() - 1].z);
x += dx;
dx += l->curve;
l->clip = maxy;
if (l->Y < maxy) { // This line is visible and will be drawn
visibleLines.push_back(n);
maxy = l->Y;
}
}
// Draw road and objects
for (int n = lastPos; n >= startPos; n--) {
l = getLine(n);
dx -= l->curve;
x -= dx;
// Prepare current line
l->project(posX * ROADW - x, camH, float(startPos * SEGL), c.camD,
c.w.getSize().x, c.w.getSize().y, ROADW, n < N ? 0.0f : lines[lines.size() - 1].z);
// Draw road
if (visibleLines.back() == n) {
visibleLines.pop_back();
Color grassRight, grass, roadRight, road, rumbleRight, rumble, dashRight, dash;
if ((initMap && n < N) || (!initMap && n < N - (END_RECTANGLES + FORK_RECTANGLES) * RECTANGLE) ||
next == nullptr) {
grassRight = grassColor[l->mainColor];
roadRight = roadColor[l->mainColor];
rumbleRight = l->mainColor ? roadRight : rumbleColor;
dashRight = l->mainColor ? dashColor : roadRight;
grass = grassRight;
road = roadRight;
rumble = rumbleRight;
dash = dashRight;
} else {
grass = next->grassColor[l->mainColor];
road = next->roadColor[l->mainColor];
rumble = l->mainColor ? road : next->rumbleColor;
dash = l->mainColor ? next->dashColor : road;
if (nextRight != nullptr) {
grassRight = nextRight->grassColor[l->mainColor];
roadRight = nextRight->roadColor[l->mainColor];
rumbleRight = l->mainColor ? roadRight : nextRight->rumbleColor;
dashRight = l->mainColor ? nextRight->dashColor : roadRight;
} else {
grassRight = grass;
roadRight = road;
rumbleRight = rumble;
dashRight = dash;
}
}
float prevX = l->X, prevY = c.w.getSize().y, prevW = l->W;
p = l;
if (n > 0) {
p = getPreviousLine(n);
prevX = p->X;
prevY = p->Y;
prevW = p->W;
}
// Draw grass
drawQuad(c.w, grassRight, 0, int(prevY), c.w.getSize().x, 0, int(l->Y), c.w.getSize().x);
// Draw road
int x1 = int(prevX - prevW - p->scale * (p->x - p->yOffsetX * ROADW) * c.w.getSize().x / 2.0f),
x2 = int(l->X - l->W - l->scale * (l->x - l->yOffsetX * ROADW) * c.w.getSize().x / 2.0f);
const int y1 = int(prevY), w1 = int(2.0f * prevW), y2 = int(l->Y), w2 = int(2.0f * l->W),
rw1 = int(prevW * RUMBLECOEFF), rw2 = int(l->W * RUMBLECOEFF), dw1 = rw1 / 2, dw2 = rw2 / 2;
drawQuad(c.w, roadRight, x1, y1, w1, x2, y2, w2);
drawQuad(c.w, rumbleRight, x1, y1, rw1, x2, y2, rw2); // Left rumble
drawQuad(c.w, rumbleRight, x1 + w1 - rw1, y1, rw1, x2 + w2 - rw2, y2, rw2); // Right rumble
drawQuad(c.w, dashRight, x1 + rw1, y1, dw1, x2 + rw2, y2, dw2); // First left dash
drawQuad(c.w, dashRight, x1 + w1 - rw1 - dw1, y1, dw1, x2 + w2 - rw2 - dw2, y2, dw2); // First right dash
drawQuad(c.w, dashRight, x1 + int(float(w1) * 0.75f), y1, dw1, x2 + int(float(w2) * 0.75f), y2,
dw2); // Second right dash
drawQuad(c.w, dashRight, x1 + int(float(w1) * 0.5f), y1, dw1, x2 + int(float(w2) * 0.5f), y2,