jaildesigner-jailgames/coffee_crisis_arcade_edition
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Acabat de renamar, encara que he descobert cosetes i tindré que fer altra pasaeta

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Actualitzat stb_image.h a la última versió
This commit is contained in:
Sergio
2024-10-12 22:25:43 +02:00
parent cce14dba4d
commit 33ea8d90ca
16 changed files with 528 additions and 431 deletions
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12
source/animated_sprite.cpp
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@@ -35,6 +35,10 @@ AnimatedFile loadAnimationFromFile(std::shared_ptr<Texture> texture, std::string
buffer.counter = 0; buffer.counter = 0;
buffer.current_frame = 0; buffer.current_frame = 0;
buffer.completed = false; buffer.completed = false;
buffer.name = "";
buffer.speed = 5;
buffer.loop = 0;
buffer.frames.clear();
do do
{ {
@@ -44,7 +48,7 @@ AnimatedFile loadAnimationFromFile(std::shared_ptr<Texture> texture, std::string
int pos = line.find("="); int pos = line.find("=");
// Procesa las dos subcadenas // Procesa las dos subcadenas
if (pos != (int)line.npos) if (pos != static_cast<int>(line.npos))
{ {
if (line.substr(0, pos) == "name") if (line.substr(0, pos) == "name")
{ {
@@ -366,6 +370,10 @@ bool AnimatedSprite::loadFromVector(std::vector<std::string> *source)
buffer.counter = 0; buffer.counter = 0;
buffer.current_frame = 0; buffer.current_frame = 0;
buffer.completed = false; buffer.completed = false;
buffer.name = "";
buffer.speed = 5;
buffer.loop = 0;
buffer.frames.clear();
do do
{ {
@@ -377,7 +385,7 @@ bool AnimatedSprite::loadFromVector(std::vector<std::string> *source)
int pos = line.find("="); int pos = line.find("=");
// Procesa las dos subcadenas // Procesa las dos subcadenas
if (pos != (int)line.npos) if (pos != static_cast<int>(line.npos))
{ {
if (line.substr(0, pos) == "name") if (line.substr(0, pos) == "name")
{ {

14
source/director.cpp
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@@ -93,7 +93,7 @@ Director::Director(int argc, char *argv[])
dbg_init(renderer_); dbg_init(renderer_);
// Crea los objetos // Crea los objetos
lang::loadFromFile(getLangFile((lang::lang_e)options.game.language)); lang::loadFromFile(getLangFile((lang::Code)options.game.language));
Input::init(Asset::get()->get("gamecontrollerdb.txt")); Input::init(Asset::get()->get("gamecontrollerdb.txt"));
initInput(); initInput();
@@ -706,20 +706,20 @@ int Director::run()
return returnCode; return returnCode;
} }
// Obtiene una fichero a partir de un lang_e // Obtiene una fichero a partir de un lang::Code
std::string Director::getLangFile(lang::lang_e lang) std::string Director::getLangFile(lang::Code code)
{ {
switch (lang) switch (code)
{ {
case lang::ba_BA: case lang::Code::ba_BA:
return Asset::get()->get("ba_BA.txt"); return Asset::get()->get("ba_BA.txt");
break; break;
case lang::es_ES: case lang::Code::es_ES:
return Asset::get()->get("es_ES.txt"); return Asset::get()->get("es_ES.txt");
break; break;
case lang::en_UK: case lang::Code::en_UK:
return Asset::get()->get("en_UK.txt"); return Asset::get()->get("en_UK.txt");
break; break;

4
source/director.h
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@@ -72,8 +72,8 @@ private:
// Ejecuta el juego en modo demo // Ejecuta el juego en modo demo
void runDemoGame(); void runDemoGame();
// Obtiene una fichero a partir de un lang_e // Obtiene una fichero a partir de un lang::Code
std::string getLangFile(lang::lang_e lang); std::string getLangFile(lang::Code code);
public: public:
// Constructor // Constructor

4
source/game.cpp
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@@ -2418,9 +2418,9 @@ void Game::initPaths()
get_ready_bitmap_path_[i] = (int)finish1; get_ready_bitmap_path_[i] = (int)finish1;
} }
else else if (i< STAGE_COUNTER)
{ {
get_ready_bitmap_path_[i] = sin[(int)((i - 150) * 1.8f)]; get_ready_bitmap_path_[i] = sin[(int)((i - second_part) * 1.8f)];
get_ready_bitmap_path_[i] *= distance2; get_ready_bitmap_path_[i] *= distance2;
get_ready_bitmap_path_[i] += finish1; get_ready_bitmap_path_[i] += finish1;
} }

146
source/item.cpp
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@@ -5,61 +5,61 @@
class Texture; class Texture;
// Constructor // Constructor
Item::Item(int kind, float x, float y, SDL_Rect *playArea, std::shared_ptr<Texture> texture, std::vector<std::string> *animation) Item::Item(int kind, float x, float y, SDL_Rect *play_area, std::shared_ptr<Texture> texture, std::vector<std::string> *animation)
: kind(kind), playArea(playArea) : kind_(kind), play_area_(play_area)
{ {
sprite = std::make_unique<AnimatedSprite>(texture, "", animation); sprite_ = std::make_unique<AnimatedSprite>(texture, "", animation);
enabled = true; enabled_ = true;
timeToLive = 600; time_to_live_ = 600;
accelX = 0.0f; accel_x_ = 0.0f;
floorCollision = false; floor_collision_ = false;
if (kind == ITEM_COFFEE_MACHINE) if (kind == ITEM_COFFEE_MACHINE)
{ {
width = 28; width_ = 28;
height = 37; height_ = 37;
posX = (((int)x + (playArea->w / 2)) % (playArea->w - width - 5)) + 2; pos_x_ = (((int)x + (play_area->w / 2)) % (play_area->w - width_ - 5)) + 2;
posY = -height; pos_y_ = -height_;
velX = 0.0f; vel_x_ = 0.0f;
velY = -0.1f; vel_y_ = -0.1f;
accelY = 0.1f; accel_y_ = 0.1f;
collider.r = 10; collider_.r = 10;
} }
else else
{ {
width = 20; width_ = 20;
height = 20; height_ = 20;
posX = x; pos_x_ = x;
posY = y; pos_y_ = y;
velX = -1.0f + ((rand() % 5) * 0.5f); vel_x_ = -1.0f + ((rand() % 5) * 0.5f);
velY = -4.0f; vel_y_ = -4.0f;
accelY = 0.2f; accel_y_ = 0.2f;
collider.r = width / 2; collider_.r = width_ / 2;
} }
sprite->setPosX(posX); sprite_->setPosX(pos_x_);
sprite->setPosY(posY); sprite_->setPosY(pos_y_);
shiftColliders(); shiftColliders();
} }
// Centra el objeto en la posición X // Centra el objeto en la posición X
void Item::allignTo(int x) void Item::allignTo(int x)
{ {
posX = float(x - (width / 2)); pos_x_ = float(x - (width_ / 2));
if (posX < param.game.play_area.rect.x) if (pos_x_ < param.game.play_area.rect.x)
{ {
posX = param.game.play_area.rect.x + 1; pos_x_ = param.game.play_area.rect.x + 1;
} }
else if ((posX + width) > playArea->w) else if ((pos_x_ + width_) > play_area_->w)
{ {
posX = float(playArea->w - width - 1); pos_x_ = float(play_area_->w - width_ - 1);
} }
// Posición X,Y del sprite // Posición X,Y del sprite
sprite->setPosX(int(posX)); sprite_->setPosX(int(pos_x_));
sprite->setPosY(int(posY)); sprite_->setPosY(int(pos_y_));
// Alinea el circulo de colisión con el objeto // Alinea el circulo de colisión con el objeto
shiftColliders(); shiftColliders();
@@ -68,15 +68,15 @@ void Item::allignTo(int x)
// Pinta el objeto en la pantalla // Pinta el objeto en la pantalla
void Item::render() void Item::render()
{ {
if (enabled) if (enabled_)
{ {
if (timeToLive > 200) if (time_to_live_ > 200)
{ {
sprite->render(); sprite_->render();
} }
else if (timeToLive % 20 > 10) else if (time_to_live_ % 20 > 10)
{ {
sprite->render(); sprite_->render();
} }
} }
} }
@@ -84,68 +84,68 @@ void Item::render()
// Actualiza la posición y estados del objeto // Actualiza la posición y estados del objeto
void Item::move() void Item::move()
{ {
floorCollision = false; floor_collision_ = false;
// Calcula la nueva posición // Calcula la nueva posición
posX += velX; pos_x_ += vel_x_;
posY += velY; pos_y_ += vel_y_;
// Aplica las aceleraciones a la velocidad // Aplica las aceleraciones a la velocidad
velX += accelX; vel_x_ += accel_x_;
velY += accelY; vel_y_ += accel_y_;
// Si queda fuera de pantalla, corregimos su posición y cambiamos su sentido // Si queda fuera de pantalla, corregimos su posición y cambiamos su sentido
if ((posX < param.game.play_area.rect.x) || (posX + width > playArea->w)) if ((pos_x_ < param.game.play_area.rect.x) || (pos_x_ + width_ > play_area_->w))
{ {
// Corregir posición // Corregir posición
posX -= velX; pos_x_ -= vel_x_;
// Invertir sentido // Invertir sentido
velX = -velX; vel_x_ = -vel_x_;
} }
// Si se sale por arriba rebota (excepto la maquina de café) // Si se sale por arriba rebota (excepto la maquina de café)
if ((posY < param.game.play_area.rect.y) && !(kind == ITEM_COFFEE_MACHINE)) if ((pos_y_ < param.game.play_area.rect.y) && !(kind_ == ITEM_COFFEE_MACHINE))
{ {
// Corrige // Corrige
posY = param.game.play_area.rect.y; pos_y_ = param.game.play_area.rect.y;
// Invierte el sentido // Invierte el sentido
velY = -velY; vel_y_ = -vel_y_;
} }
// Si el objeto se sale por la parte inferior // Si el objeto se sale por la parte inferior
if (posY + height > playArea->h) if (pos_y_ + height_ > play_area_->h)
{ {
// Detiene el objeto // Detiene el objeto
velY = 0; vel_y_ = 0;
velX = 0; vel_x_ = 0;
accelX = 0; accel_x_ = 0;
accelY = 0; accel_y_ = 0;
posY = playArea->h - height; pos_y_ = play_area_->h - height_;
if (kind == ITEM_COFFEE_MACHINE) if (kind_ == ITEM_COFFEE_MACHINE)
{ {
floorCollision = true; floor_collision_ = true;
} }
} }
// Actualiza la posición del sprite // Actualiza la posición del sprite
sprite->setPosX(int(posX)); sprite_->setPosX(int(pos_x_));
sprite->setPosY(int(posY)); sprite_->setPosY(int(pos_y_));
shiftColliders(); shiftColliders();
} }
// Pone a cero todos los valores del objeto // Pone a cero todos los valores del objeto
void Item::disable() void Item::disable()
{ {
enabled = false; enabled_ = false;
} }
// Actualiza el objeto a su posicion, animación y controla los contadores // Actualiza el objeto a su posicion, animación y controla los contadores
void Item::update() void Item::update()
{ {
move(); move();
sprite->animate(); sprite_->animate();
updateTimeToLive(); updateTimeToLive();
checkTimeToLive(); checkTimeToLive();
} }
@@ -153,70 +153,70 @@ void Item::update()
// Actualiza el contador // Actualiza el contador
void Item::updateTimeToLive() void Item::updateTimeToLive()
{ {
if (timeToLive > 0) if (time_to_live_ > 0)
{ {
timeToLive--; time_to_live_--;
} }
} }
// Comprueba si el objeto sigue vivo // Comprueba si el objeto sigue vivo
void Item::checkTimeToLive() void Item::checkTimeToLive()
{ {
if (timeToLive == 0) if (time_to_live_ == 0)
disable(); disable();
} }
// Obtiene del valor de la variable // Obtiene del valor de la variable
float Item::getPosX() float Item::getPosX()
{ {
return posX; return pos_x_;
} }
// Obtiene del valor de la variable // Obtiene del valor de la variable
float Item::getPosY() float Item::getPosY()
{ {
return posY; return pos_y_;
} }
// Obtiene del valor de la variable // Obtiene del valor de la variable
int Item::getWidth() int Item::getWidth()
{ {
return width; return width_;
} }
// Obtiene del valor de la variable // Obtiene del valor de la variable
int Item::getHeight() int Item::getHeight()
{ {
return height; return height_;
} }
// Obtiene del valor de la variable // Obtiene del valor de la variable
int Item::getClass() int Item::getClass()
{ {
return kind; return kind_;
} }
// Obtiene el valor de la variable // Obtiene el valor de la variable
bool Item::isEnabled() bool Item::isEnabled()
{ {
return enabled; return enabled_;
} }
// Obtiene el circulo de colisión // Obtiene el circulo de colisión
Circle &Item::getCollider() Circle &Item::getCollider()
{ {
return collider; return collider_;
} }
// Alinea el circulo de colisión con la posición del objeto // Alinea el circulo de colisión con la posición del objeto
void Item::shiftColliders() void Item::shiftColliders()
{ {
collider.x = int(posX + (width / 2)); collider_.x = int(pos_x_ + (width_ / 2));
collider.y = int(posY + (height / 2)); collider_.y = int(pos_y_ + (height_ / 2));
} }
// Informa si el objeto ha colisionado con el suelo // Informa si el objeto ha colisionado con el suelo
bool Item::isOnFloor() bool Item::isOnFloor()
{ {
return floorCollision; return floor_collision_;
} }

59
source/item.h
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@@ -10,35 +10,36 @@
#include "texture.h" #include "texture.h"
// Tipos de objetos // Tipos de objetos
#define ITEM_POINTS_1_DISK 1 constexpr int ITEM_POINTS_1_DISK = 1;
#define ITEM_POINTS_2_GAVINA 2 constexpr int ITEM_POINTS_2_GAVINA = 2;
#define ITEM_POINTS_3_PACMAR 3 constexpr int ITEM_POINTS_3_PACMAR = 3;
#define ITEM_CLOCK 4 constexpr int ITEM_CLOCK = 4;
#define ITEM_COFFEE 5 constexpr int ITEM_COFFEE = 5;
#define ITEM_COFFEE_MACHINE 6 constexpr int ITEM_COFFEE_MACHINE = 6;
#define ITEM_NULL 7 constexpr int ITEM_NULL = 7;
// Clase Item // Clase Item
class Item class Item
{ {
private: private:
// Objetos y punteros // Objetos y punteros
std::unique_ptr<AnimatedSprite> sprite; // Sprite con los graficos del objeto std::unique_ptr<AnimatedSprite> sprite_; // Sprite con los graficos del objeto
// Variables // Variables
float posX; // Posición X del objeto float pos_x_; // Posición X del objeto
float posY; // Posición Y del objeto float pos_y_; // Posición Y del objeto
int width; // Ancho del objeto int width_; // Ancho del objeto
int height; // Alto del objeto int height_; // Alto del objeto
float velX; // Velocidad en el eje X float vel_x_; // Velocidad en el eje X
float velY; // Velocidad en el eje Y float vel_y_; // Velocidad en el eje Y
float accelX; // Aceleración en el eje X float accel_x_; // Aceleración en el eje X
float accelY; // Aceleración en el eje Y float accel_y_; // Aceleración en el eje Y
bool floorCollision; // Indica si el objeto colisiona con el suelo bool floor_collision_; // Indica si el objeto colisiona con el suelo
int kind; // Especifica el tipo de objeto que es int kind_; // Especifica el tipo de objeto que es
bool enabled; // Especifica si el objeto está habilitado bool enabled_; // Especifica si el objeto está habilitado
Circle collider; // Circulo de colisión del objeto Circle collider_; // Circulo de colisión del objeto
SDL_Rect *playArea; // Rectangulo con la zona de juego SDL_Rect *play_area_; // Rectangulo con la zona de juego
Uint16 time_to_live_; // Temporizador con el tiempo que el objeto está presente
// Alinea el circulo de colisión con la posición del objeto // Alinea el circulo de colisión con la posición del objeto
void shiftColliders(); void shiftColliders();
@@ -46,11 +47,15 @@ private:
// Actualiza la posición y estados del objeto // Actualiza la posición y estados del objeto
void move(); void move();
public: // Actualiza el contador
Uint16 timeToLive; // Temporizador con el tiempo que el objeto está presente void updateTimeToLive();
// Comprueba si el objeto sigue vivo
void checkTimeToLive();
public:
// Constructor // Constructor
Item(int kind, float x, float y, SDL_Rect *playArea, std::shared_ptr<Texture> texture, std::vector<std::string> *animation); Item(int kind, float x, float y, SDL_Rect *play_area, std::shared_ptr<Texture> texture, std::vector<std::string> *animation);
// Destructor // Destructor
~Item() = default; ~Item() = default;
@@ -67,12 +72,6 @@ public:
// Actualiza al objeto a su posicion, animación y controla los contadores // Actualiza al objeto a su posicion, animación y controla los contadores
void update(); void update();
// Actualiza el contador
void updateTimeToLive();
// Comprueba si el objeto sigue vivo
void checkTimeToLive();
// Obtiene del valor de la variable // Obtiene del valor de la variable
float getPosX(); float getPosX();

4
source/lang.cpp
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@@ -7,13 +7,13 @@ namespace lang
std::vector<std::string> texts; // Vector con los textos std::vector<std::string> texts; // Vector con los textos
// Inicializa los textos del juego en el idioma seleccionado // Inicializa los textos del juego en el idioma seleccionado
bool loadFromFile(std::string filePath) bool loadFromFile(std::string file_path)
{ {
texts.clear(); texts.clear();
bool success = false; bool success = false;
std::ifstream rfile(filePath); std::ifstream rfile(file_path);
if (rfile.is_open() && rfile.good()) if (rfile.is_open() && rfile.good())
{ {
success = true; success = true;

4
source/lang.h
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@@ -4,7 +4,7 @@
namespace lang namespace lang
{ {
enum lang_e enum class Code : int
{ {
es_ES = 0, es_ES = 0,
ba_BA = 1, ba_BA = 1,
@@ -12,7 +12,7 @@ namespace lang
}; };
// Inicializa los textos del juego en el idioma seleccionado // Inicializa los textos del juego en el idioma seleccionado
bool loadFromFile(std::string filePath); bool loadFromFile(std::string file_path);
// Obtiene la cadena de texto del indice // Obtiene la cadena de texto del indice
std::string getText(int index); std::string getText(int index);

104
source/logo.cpp
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@@ -20,54 +20,48 @@ Logo::Logo()
SDL_Renderer *renderer = Screen::get()->getRenderer(); SDL_Renderer *renderer = Screen::get()->getRenderer();
// Reserva memoria para los punteros // Reserva memoria para los punteros
jailTexture = std::make_shared<Texture>(renderer, Asset::get()->get("logo_jailgames.png")); jail_texture_ = std::make_shared<Texture>(renderer, Asset::get()->get("logo_jailgames.png"));
sinceTexture = std::make_shared<Texture>(renderer, Asset::get()->get("logo_since_1998.png")); since_texture_ = std::make_shared<Texture>(renderer, Asset::get()->get("logo_since_1998.png"));
sinceSprite = std::make_unique<Sprite>((param.game.width - sinceTexture->getWidth()) / 2, 83 + jailTexture->getHeight() + 5, sinceTexture->getWidth(), sinceTexture->getHeight(), sinceTexture); since_sprite_ = std::make_unique<Sprite>((param.game.width - since_texture_->getWidth()) / 2, 83 + jail_texture_->getHeight() + 5, since_texture_->getWidth(), since_texture_->getHeight(), since_texture_);
// Inicializa variables // Inicializa variables
counter = 0; counter_ = 0;
section::name = section::Name::LOGO; section::name = section::Name::LOGO;
ticks = 0; ticks_ = 0;
ticksSpeed = 15; dest_.x = param.game.game_area.center_x - jail_texture_->getWidth() / 2;
showSinceSprite_cm = 70; dest_.y = param.game.game_area.center_y - jail_texture_->getHeight() / 2;
initFade_cm = 300; since_sprite_->setPosY(dest_.y + jail_texture_->getHeight() + 5);
endLogo_cm = 400; since_sprite_->setSpriteClip(0, 0, since_texture_->getWidth(), since_texture_->getHeight());
postLogoDuration = 20; since_sprite_->setEnabled(false);
speed = 8; since_texture_->setColor(0x00, 0x00, 0x00); // Esto en linux no hace nada ??
dest.x = param.game.game_area.center_x - jailTexture->getWidth() / 2;
dest.y = param.game.game_area.center_y - jailTexture->getHeight() / 2;
sinceSprite->setPosY(dest.y + jailTexture->getHeight() + 5);
sinceSprite->setSpriteClip(0, 0, sinceTexture->getWidth(), sinceTexture->getHeight());
sinceSprite->setEnabled(false);
sinceTexture->setColor(0x00, 0x00, 0x00); // Esto en linux no hace nada ??
// Crea los sprites de cada linea // Crea los sprites de cada linea
for (int i = 0; i < jailTexture->getHeight(); ++i) for (int i = 0; i < jail_texture_->getHeight(); ++i)
{ {
auto temp = std::make_unique<Sprite>(0, i, jailTexture->getWidth(), 1, jailTexture); auto temp = std::make_unique<Sprite>(0, i, jail_texture_->getWidth(), 1, jail_texture_);
temp->setSpriteClip(0, i, jailTexture->getWidth(), 1); temp->setSpriteClip(0, i, jail_texture_->getWidth(), 1);
const int posX = (i % 2 == 0) ? param.game.width + (i * 3) : -jailTexture->getWidth() - (i * 3); const int posX = (i % 2 == 0) ? param.game.width + (i * 3) : -jail_texture_->getWidth() - (i * 3);
temp->setPosX(posX); temp->setPosX(posX);
temp->setPosY(dest.y + i); temp->setPosY(dest_.y + i);
jailSprite.push_back(std::move(temp)); jail_sprite_.push_back(std::move(temp));
} }
// Inicializa el vector de colores // Inicializa el vector de colores
color.push_back({0x00, 0x00, 0x00}); // Black color_.push_back({0x00, 0x00, 0x00}); // Black
color.push_back({0x00, 0x00, 0xd8}); // Blue color_.push_back({0x00, 0x00, 0xd8}); // Blue
color.push_back({0xd8, 0x00, 0x00}); // Red color_.push_back({0xd8, 0x00, 0x00}); // Red
color.push_back({0xd8, 0x00, 0xd8}); // Magenta color_.push_back({0xd8, 0x00, 0xd8}); // Magenta
color.push_back({0x00, 0xd8, 0x00}); // Green color_.push_back({0x00, 0xd8, 0x00}); // Green
color.push_back({0x00, 0xd8, 0xd8}); // Cyan color_.push_back({0x00, 0xd8, 0xd8}); // Cyan
color.push_back({0xd8, 0xd8, 0x00}); // Yellow color_.push_back({0xd8, 0xd8, 0x00}); // Yellow
color.push_back({0xFF, 0xFF, 0xFF}); // Bright white color_.push_back({0xFF, 0xFF, 0xFF}); // Bright white
} }
// Recarga todas las texturas // Recarga todas las texturas
void Logo::reloadTextures() void Logo::reloadTextures()
{ {
jailTexture->reLoad(); jail_texture_->reLoad();
sinceTexture->reLoad(); since_texture_->reLoad();
} }
// Comprueba el manejador de eventos // Comprueba el manejador de eventos
@@ -117,26 +111,26 @@ void Logo::checkInput()
// Gestiona el logo de JAILGAME // Gestiona el logo de JAILGAME
void Logo::updateJAILGAMES() void Logo::updateJAILGAMES()
{ {
if (counter > 30) if (counter_ > 30)
{ {
for (int i = 0; i < (int)jailSprite.size(); ++i) for (int i = 0; i < (int)jail_sprite_.size(); ++i)
{ {
if (jailSprite[i]->getPosX() != dest.x) if (jail_sprite_[i]->getPosX() != dest_.x)
{ {
if (i % 2 == 0) if (i % 2 == 0)
{ {
jailSprite[i]->incPosX(-speed); jail_sprite_[i]->incPosX(-SPEED);
if (jailSprite[i]->getPosX() < dest.x) if (jail_sprite_[i]->getPosX() < dest_.x)
{ {
jailSprite[i]->setPosX(dest.x); jail_sprite_[i]->setPosX(dest_.x);
} }
} }
else else
{ {
jailSprite[i]->incPosX(speed); jail_sprite_[i]->incPosX(SPEED);
if (jailSprite[i]->getPosX() > dest.x) if (jail_sprite_[i]->getPosX() > dest_.x)
{ {
jailSprite[i]->setPosX(dest.x); jail_sprite_[i]->setPosX(dest_.x);
} }
} }
} }
@@ -152,19 +146,19 @@ void Logo::updateTextureColors()
// Manejo de 'sinceTexture' // Manejo de 'sinceTexture'
for (int i = 0; i <= 7; ++i) for (int i = 0; i <= 7; ++i)
{ {
if (counter == showSinceSprite_cm + inc * i) if (counter_ == SHOW_SINCE_SPRITE_COUNTER_MARK + inc * i)
{ {
sinceTexture->setColor(color[i].r, color[i].g, color[i].b); since_texture_->setColor(color_[i].r, color_[i].g, color_[i].b);
} }
} }
// Manejo de 'jailTexture' y 'sinceTexture' en el fade // Manejo de 'jailTexture' y 'sinceTexture' en el fade
for (int i = 0; i <= 6; ++i) for (int i = 0; i <= 6; ++i)
{ {
if (counter == initFade_cm + inc * i) if (counter_ == INIT_FADE_COUNTER_MARK + inc * i)
{ {
jailTexture->setColor(color[6 - i].r, color[6 - i].g, color[6 - i].b); jail_texture_->setColor(color_[6 - i].r, color_[6 - i].g, color_[6 - i].b);
sinceTexture->setColor(color[6 - i].r, color[6 - i].g, color[6 - i].b); since_texture_->setColor(color_[6 - i].r, color_[6 - i].g, color_[6 - i].b);
} }
} }
} }
@@ -173,10 +167,10 @@ void Logo::updateTextureColors()
void Logo::update() void Logo::update()
{ {
// Comprueba que la diferencia de ticks sea mayor a la velocidad del juego // Comprueba que la diferencia de ticks sea mayor a la velocidad del juego
if (SDL_GetTicks() - ticks > ticksSpeed) if (SDL_GetTicks() - ticks_ > TICKS_SPEED)
{ {
// Actualiza el contador de ticks // Actualiza el contador de ticks
ticks = SDL_GetTicks(); ticks_ = SDL_GetTicks();
// Actualiza el objeto screen // Actualiza el objeto screen
Screen::get()->update(); Screen::get()->update();
@@ -191,18 +185,18 @@ void Logo::update()
updateTextureColors(); updateTextureColors();
// Gestiona el contador y sus eventos // Gestiona el contador y sus eventos
counter++; counter_++;
// Comprueba si ha terminado el logo // Comprueba si ha terminado el logo
if (counter == endLogo_cm + postLogoDuration) if (counter_ == END_LOGO_COUNTER_MARK + POST_LOGO_DURATION)
{ {
section::name = section::Name::INTRO; section::name = section::Name::INTRO;
} }
// Comprueba si se ha de mostrar el sprite // Comprueba si se ha de mostrar el sprite
else if (counter == showSinceSprite_cm) else if (counter_ == SHOW_SINCE_SPRITE_COUNTER_MARK)
{ {
sinceSprite->setEnabled(true); since_sprite_->setEnabled(true);
} }
} }
} }
@@ -217,11 +211,11 @@ void Logo::render()
Screen::get()->clean(); Screen::get()->clean();
// Dibuja los sprites // Dibuja los sprites
for (auto &sprite : jailSprite) for (auto &sprite : jail_sprite_)
{ {
sprite->render(); sprite->render();
} }
sinceSprite->render(); since_sprite_->render();
// Vuelca el contenido del renderizador en pantalla // Vuelca el contenido del renderizador en pantalla
Screen::get()->blit(); Screen::get()->blit();

30
source/logo.h
View File

@@ -21,23 +21,25 @@
class Logo class Logo
{ {
private: private:
// Constantes
static constexpr Uint32 TICKS_SPEED = 15; // Velocidad a la que se repiten los bucles del programa
static constexpr int SHOW_SINCE_SPRITE_COUNTER_MARK = 70; // Tiempo del contador en el que empieza a verse el sprite de "SINCE 1998"
static constexpr int INIT_FADE_COUNTER_MARK = 300; // Tiempo del contador cuando inicia el fade a negro
static constexpr int END_LOGO_COUNTER_MARK = 400; // Tiempo del contador para terminar el logo
static constexpr int POST_LOGO_DURATION = 20; // Tiempo que dura el logo con el fade al maximo
static constexpr int SPEED = 8; // Velocidad de desplazamiento de cada linea
// Objetos y punteros // Objetos y punteros
std::shared_ptr<Texture> sinceTexture; // Textura con los graficos "Since 1998" std::shared_ptr<Texture> since_texture_; // Textura con los graficos "Since 1998"
std::unique_ptr<Sprite> sinceSprite; // Sprite para manejar la sinceTexture std::unique_ptr<Sprite> since_sprite_; // Sprite para manejar la sinceTexture
std::shared_ptr<Texture> jailTexture; // Textura con los graficos "JAILGAMES" std::shared_ptr<Texture> jail_texture_; // Textura con los graficos "JAILGAMES"
std::vector<std::unique_ptr<Sprite>> jailSprite; // Vector con los sprites de cada linea que forman el bitmap JAILGAMES std::vector<std::unique_ptr<Sprite>> jail_sprite_; // Vector con los sprites de cada linea que forman el bitmap JAILGAMES
// Variables // Variables
std::vector<Color> color; // Vector con los colores para el fade std::vector<Color> color_; // Vector con los colores para el fade
int counter; // Contador int counter_; // Contador
Uint32 ticks; // Contador de ticks para ajustar la velocidad del programa Uint32 ticks_; // Contador de ticks para ajustar la velocidad del programa
Uint32 ticksSpeed; // Velocidad a la que se repiten los bucles del programa SDL_Point dest_; // Posición X donde dibujar el logo
int showSinceSprite_cm; // Tiempo del contador en el que empieza a verse el sprite de "SINCE 1998"
int initFade_cm; // Tiempo del contador cuando inicia el fade a negro
int endLogo_cm; // Tiempo del contador para terminar el logo
int postLogoDuration; // Tiempo que dura el logo con el fade al maximo
int speed; // Velocidad de desplazamiento de cada linea
SDL_Point dest; // Posición X donde dibujar el logo
// Actualiza las variables // Actualiza las variables
void update(); void update();

70
source/manage_hiscore_table.cpp
View File

@@ -8,40 +8,40 @@
// Constructor // Constructor
ManageHiScoreTable::ManageHiScoreTable(std::vector<HiScoreEntry> *table) ManageHiScoreTable::ManageHiScoreTable(std::vector<HiScoreEntry> *table)
: table(table) {} : table_(table) {}
// Resetea la tabla a los valores por defecto // Resetea la tabla a los valores por defecto
void ManageHiScoreTable::clear() void ManageHiScoreTable::clear()
{ {
// Limpia la tabla // Limpia la tabla
table->clear(); table_->clear();
// Añade 10 entradas predefinidas // Añade 10 entradas predefinidas
table->push_back({"Bry", 1000000}); table_->push_back({"Bry", 1000000});
table->push_back({"Usufondo", 500000}); table_->push_back({"Usufondo", 500000});
table->push_back({"G.Lucas", 100000}); table_->push_back({"G.Lucas", 100000});
table->push_back({"P.Delgat", 50000}); table_->push_back({"P.Delgat", 50000});
table->push_back({"P.Arrabalera", 10000}); table_->push_back({"P.Arrabalera", 10000});
table->push_back({"Pelechano", 5000}); table_->push_back({"Pelechano", 5000});
table->push_back({"Sahuquillo", 1000}); table_->push_back({"Sahuquillo", 1000});
table->push_back({"Bacteriol", 500}); table_->push_back({"Bacteriol", 500});
table->push_back({"Pepe", 200}); table_->push_back({"Pepe", 200});
table->push_back({"Rosita", 100}); table_->push_back({"Rosita", 100});
} }
// Añade un elemento a la tabla // Añade un elemento a la tabla
void ManageHiScoreTable::add(HiScoreEntry entry) void ManageHiScoreTable::add(HiScoreEntry entry)
{ {
// Añade la entrada a la tabla // Añade la entrada a la tabla
table->push_back(entry); table_->push_back(entry);
// Ordena la tabla // Ordena la tabla
sort(); sort();
// Deja solo las 10 primeras entradas // Deja solo las 10 primeras entradas
if ((int)table->size() > 10) if (static_cast<int>(table_->size()) > 10)
{ {
table->resize(10); table_->resize(10);
} }
} }
@@ -51,30 +51,30 @@ void ManageHiScoreTable::sort()
struct struct
{ {
bool operator()(HiScoreEntry a, HiScoreEntry b) const { return a.score > b.score; } bool operator()(HiScoreEntry a, HiScoreEntry b) const { return a.score > b.score; }
} customLess; } custom_less;
std::sort(table->begin(), table->end(), customLess); std::sort(table_->begin(), table_->end(), custom_less);
} }
// Carga la tabla con los datos de un fichero // Carga la tabla con los datos de un fichero
bool ManageHiScoreTable::loadFromFile(std::string filePath) bool ManageHiScoreTable::loadFromFile(std::string file_path)
{ {
clear(); clear();
bool success = true; auto success = true;
const std::string filename = filePath.substr(filePath.find_last_of("\\/") + 1); const std::string filename = file_path.substr(file_path.find_last_of("\\/") + 1);
SDL_RWops *file = SDL_RWFromFile(filePath.c_str(), "r+b"); auto file = SDL_RWFromFile(file_path.c_str(), "r+b");
if (file) if (file)
{ {
#ifdef DEBUG #ifdef VERBOSE
std::cout << "Reading file: " << filename.c_str() << std::endl; std::cout << "Reading file: " << filename.c_str() << std::endl;
#endif #endif
for (int i = 0; i < (int)table->size(); ++i) for (int i = 0; i < (int)table_->size(); ++i)
{ {
int nameSize = 0; int nameSize = 0;
if (SDL_RWread(file, &table->at(i).score, sizeof(int), 1) == 0) if (SDL_RWread(file, &table_->at(i).score, sizeof(int), 1) == 0)
{ {
success = false; success = false;
break; break;
@@ -96,7 +96,7 @@ bool ManageHiScoreTable::loadFromFile(std::string filePath)
else else
{ {
name[nameSize] = 0; name[nameSize] = 0;
table->at(i).name = name; table_->at(i).name = name;
free(name); free(name);
} }
} }
@@ -113,24 +113,24 @@ bool ManageHiScoreTable::loadFromFile(std::string filePath)
} }
// Guarda la tabla en un fichero // Guarda la tabla en un fichero
bool ManageHiScoreTable::saveToFile(std::string filePath) bool ManageHiScoreTable::saveToFile(std::string file_path)
{ {
bool success = true; auto success = true;
const std::string fileName = filePath.substr(filePath.find_last_of("\\/") + 1); const std::string fileName = file_path.substr(file_path.find_last_of("\\/") + 1);
SDL_RWops *file = SDL_RWFromFile(filePath.c_str(), "w+b"); auto file = SDL_RWFromFile(file_path.c_str(), "w+b");
if (file) if (file)
{ {
// Guarda los datos // Guarda los datos
for (int i = 0; i < (int)table->size(); ++i) for (int i = 0; i < (int)table_->size(); ++i)
{ {
SDL_RWwrite(file, &table->at(i).score, sizeof(int), 1); SDL_RWwrite(file, &table_->at(i).score, sizeof(int), 1);
const int nameSize = (int)table->at(i).name.size(); const int nameSize = (int)table_->at(i).name.size();
SDL_RWwrite(file, &nameSize, sizeof(int), 1); SDL_RWwrite(file, &nameSize, sizeof(int), 1);
SDL_RWwrite(file, table->at(i).name.c_str(), nameSize, 1); SDL_RWwrite(file, table_->at(i).name.c_str(), nameSize, 1);
} }
#ifdef DEBUG #ifdef VERBOSE
std::cout << "Writing file: " << fileName.c_str() << std::endl; std::cout << "Writing file: " << fileName.c_str() << std::endl;
#endif #endif
// Cierra el fichero // Cierra el fichero
@@ -138,7 +138,7 @@ bool ManageHiScoreTable::saveToFile(std::string filePath)
} }
else else
{ {
#ifdef DEBUG #ifdef VERBOSE
std::cout << "Error: Unable to save " << fileName.c_str() << " file! " << SDL_GetError() << std::endl; std::cout << "Error: Unable to save " << fileName.c_str() << " file! " << SDL_GetError() << std::endl;
#endif #endif
} }

6
source/manage_hiscore_table.h
View File

@@ -17,7 +17,7 @@ class ManageHiScoreTable
{ {
private: private:
// Variables // Variables
std::vector<HiScoreEntry> *table; // Tabla con los records std::vector<HiScoreEntry> *table_; // Tabla con los records
// Ordena la tabla // Ordena la tabla
void sort(); void sort();
@@ -36,8 +36,8 @@ public:
void add(HiScoreEntry entry); void add(HiScoreEntry entry);
// Carga la tabla con los datos de un fichero // Carga la tabla con los datos de un fichero
bool loadFromFile(std::string filePath); bool loadFromFile(std::string file_path);
// Guarda la tabla en un fichero // Guarda la tabla en un fichero
bool saveToFile(std::string filePath); bool saveToFile(std::string file_path);
}; };

10
source/options.cpp
View File

@@ -39,7 +39,7 @@ void initOptions()
// Opciones de juego // Opciones de juego
options.game.difficulty = GameDifficulty::NORMAL; options.game.difficulty = GameDifficulty::NORMAL;
options.game.language = lang::ba_BA; options.game.language = lang::Code::ba_BA;
options.game.autofire = true; options.game.autofire = true;
// Opciones de control // Opciones de control
@@ -139,9 +139,9 @@ bool loadOptionsFile(std::string file_path)
options.video.window.size = 3; options.video.window.size = 3;
} }
if (options.game.language < 0 || options.game.language > 2) if (options.game.language != lang::Code::en_UK && options.game.language != lang::Code::ba_BA && options.game.language != lang::Code::es_ES)
{ {
options.game.language = lang::en_UK; options.game.language = lang::Code::en_UK;
} }
return success; return success;
@@ -207,7 +207,7 @@ bool saveOptionsFile(std::string file_path)
file << "## game.difficulty [" << value_difficulty_easy << ": easy, " << value_difficulty_normal << ": normal, " << value_difficulty_hard << ": hard]\n"; file << "## game.difficulty [" << value_difficulty_easy << ": easy, " << value_difficulty_normal << ": normal, " << value_difficulty_hard << ": hard]\n";
file << "\n"; file << "\n";
file << "game.language=" + std::to_string(options.game.language) + "\n"; file << "game.language=" + std::to_string(static_cast<int>(options.game.language)) + "\n";
file << "game.difficulty=" + std::to_string(static_cast<int>(options.game.difficulty)) + "\n"; file << "game.difficulty=" + std::to_string(static_cast<int>(options.game.difficulty)) + "\n";
file << "game.autofire=" + boolToString(options.game.autofire) + "\n"; file << "game.autofire=" + boolToString(options.game.autofire) + "\n";
@@ -304,7 +304,7 @@ bool setOptions(std::string var, std::string value)
// Opciones de juego // Opciones de juego
else if (var == "game.language") else if (var == "game.language")
{ {
options.game.language = std::stoi(value); options.game.language = static_cast<lang::Code>(std::stoi(value));
} }
else if (var == "game.difficulty") else if (var == "game.difficulty")

491
source/stb_image.h
View File

@@ -1,4 +1,4 @@
/* stb_image - v2.27 - public domain image loader - http://nothings.org/stb /* stb_image - v2.30 - public domain image loader - http://nothings.org/stb
no warranty implied; use at your own risk no warranty implied; use at your own risk
Do this: Do this:
@@ -48,6 +48,9 @@ LICENSE
RECENT REVISION HISTORY: RECENT REVISION HISTORY:
2.30 (2024-05-31) avoid erroneous gcc warning
2.29 (2023-05-xx) optimizations
2.28 (2023-01-29) many error fixes, security errors, just tons of stuff
2.27 (2021-07-11) document stbi_info better, 16-bit PNM support, bug fixes 2.27 (2021-07-11) document stbi_info better, 16-bit PNM support, bug fixes
2.26 (2020-07-13) many minor fixes 2.26 (2020-07-13) many minor fixes
2.25 (2020-02-02) fix warnings 2.25 (2020-02-02) fix warnings
@@ -108,7 +111,7 @@ RECENT REVISION HISTORY:
Cass Everitt Ryamond Barbiero github:grim210 Cass Everitt Ryamond Barbiero github:grim210
Paul Du Bois Engin Manap Aldo Culquicondor github:sammyhw Paul Du Bois Engin Manap Aldo Culquicondor github:sammyhw
Philipp Wiesemann Dale Weiler Oriol Ferrer Mesia github:phprus Philipp Wiesemann Dale Weiler Oriol Ferrer Mesia github:phprus
Josh Tobin Matthew Gregan github:poppolopoppo Josh Tobin Neil Bickford Matthew Gregan github:poppolopoppo
Julian Raschke Gregory Mullen Christian Floisand github:darealshinji Julian Raschke Gregory Mullen Christian Floisand github:darealshinji
Baldur Karlsson Kevin Schmidt JR Smith github:Michaelangel007 Baldur Karlsson Kevin Schmidt JR Smith github:Michaelangel007
Brad Weinberger Matvey Cherevko github:mosra Brad Weinberger Matvey Cherevko github:mosra
@@ -140,7 +143,7 @@ RECENT REVISION HISTORY:
// // ... x = width, y = height, n = # 8-bit components per pixel ... // // ... x = width, y = height, n = # 8-bit components per pixel ...
// // ... replace '0' with '1'..'4' to force that many components per pixel // // ... replace '0' with '1'..'4' to force that many components per pixel
// // ... but 'n' will always be the number that it would have been if you said 0 // // ... but 'n' will always be the number that it would have been if you said 0
// stbi_image_free(data) // stbi_image_free(data);
// //
// Standard parameters: // Standard parameters:
// int *x -- outputs image width in pixels // int *x -- outputs image width in pixels
@@ -635,7 +638,7 @@ STBIDEF int stbi_zlib_decode_noheader_buffer(char *obuffer, int olen, const ch
#endif #endif
#endif #endif
#ifdef _MSC_VER #if defined(_MSC_VER) || defined(__SYMBIAN32__)
typedef unsigned short stbi__uint16; typedef unsigned short stbi__uint16;
typedef signed short stbi__int16; typedef signed short stbi__int16;
typedef unsigned int stbi__uint32; typedef unsigned int stbi__uint32;
@@ -1063,6 +1066,23 @@ static void *stbi__malloc_mad4(int a, int b, int c, int d, int add)
} }
#endif #endif
// returns 1 if the sum of two signed ints is valid (between -2^31 and 2^31-1 inclusive), 0 on overflow.
static int stbi__addints_valid(int a, int b)
{
if ((a >= 0) != (b >= 0)) return 1; // a and b have different signs, so no overflow
if (a < 0 && b < 0) return a >= INT_MIN - b; // same as a + b >= INT_MIN; INT_MIN - b cannot overflow since b < 0.
return a <= INT_MAX - b;
}
// returns 1 if the product of two ints fits in a signed short, 0 on overflow.
static int stbi__mul2shorts_valid(int a, int b)
{
if (b == 0 || b == -1) return 1; // multiplication by 0 is always 0; check for -1 so SHRT_MIN/b doesn't overflow
if ((a >= 0) == (b >= 0)) return a <= SHRT_MAX/b; // product is positive, so similar to mul2sizes_valid
if (b < 0) return a <= SHRT_MIN / b; // same as a * b >= SHRT_MIN
return a >= SHRT_MIN / b;
}
// stbi__err - error // stbi__err - error
// stbi__errpf - error returning pointer to float // stbi__errpf - error returning pointer to float
// stbi__errpuc - error returning pointer to unsigned char // stbi__errpuc - error returning pointer to unsigned char
@@ -1985,9 +2005,12 @@ static int stbi__build_huffman(stbi__huffman *h, int *count)
int i,j,k=0; int i,j,k=0;
unsigned int code; unsigned int code;
// build size list for each symbol (from JPEG spec) // build size list for each symbol (from JPEG spec)
for (i=0; i < 16; ++i) for (i=0; i < 16; ++i) {
for (j=0; j < count[i]; ++j) for (j=0; j < count[i]; ++j) {
h->size[k++] = (stbi_uc) (i+1); h->size[k++] = (stbi_uc) (i+1);
if(k >= 257) return stbi__err("bad size list","Corrupt JPEG");
}
}
h->size[k] = 0; h->size[k] = 0;
// compute actual symbols (from jpeg spec) // compute actual symbols (from jpeg spec)
@@ -2112,6 +2135,8 @@ stbi_inline static int stbi__jpeg_huff_decode(stbi__jpeg *j, stbi__huffman *h)
// convert the huffman code to the symbol id // convert the huffman code to the symbol id
c = ((j->code_buffer >> (32 - k)) & stbi__bmask[k]) + h->delta[k]; c = ((j->code_buffer >> (32 - k)) & stbi__bmask[k]) + h->delta[k];
if(c < 0 || c >= 256) // symbol id out of bounds!
return -1;
STBI_ASSERT((((j->code_buffer) >> (32 - h->size[c])) & stbi__bmask[h->size[c]]) == h->code[c]); STBI_ASSERT((((j->code_buffer) >> (32 - h->size[c])) & stbi__bmask[h->size[c]]) == h->code[c]);
// convert the id to a symbol // convert the id to a symbol
@@ -2130,6 +2155,7 @@ stbi_inline static int stbi__extend_receive(stbi__jpeg *j, int n)
unsigned int k; unsigned int k;
int sgn; int sgn;
if (j->code_bits < n) stbi__grow_buffer_unsafe(j); if (j->code_bits < n) stbi__grow_buffer_unsafe(j);
if (j->code_bits < n) return 0; // ran out of bits from stream, return 0s intead of continuing
sgn = j->code_buffer >> 31; // sign bit always in MSB; 0 if MSB clear (positive), 1 if MSB set (negative) sgn = j->code_buffer >> 31; // sign bit always in MSB; 0 if MSB clear (positive), 1 if MSB set (negative)
k = stbi_lrot(j->code_buffer, n); k = stbi_lrot(j->code_buffer, n);
@@ -2144,6 +2170,7 @@ stbi_inline static int stbi__jpeg_get_bits(stbi__jpeg *j, int n)
{ {
unsigned int k; unsigned int k;
if (j->code_bits < n) stbi__grow_buffer_unsafe(j); if (j->code_bits < n) stbi__grow_buffer_unsafe(j);
if (j->code_bits < n) return 0; // ran out of bits from stream, return 0s intead of continuing
k = stbi_lrot(j->code_buffer, n); k = stbi_lrot(j->code_buffer, n);
j->code_buffer = k & ~stbi__bmask[n]; j->code_buffer = k & ~stbi__bmask[n];
k &= stbi__bmask[n]; k &= stbi__bmask[n];
@@ -2155,6 +2182,7 @@ stbi_inline static int stbi__jpeg_get_bit(stbi__jpeg *j)
{ {
unsigned int k; unsigned int k;
if (j->code_bits < 1) stbi__grow_buffer_unsafe(j); if (j->code_bits < 1) stbi__grow_buffer_unsafe(j);
if (j->code_bits < 1) return 0; // ran out of bits from stream, return 0s intead of continuing
k = j->code_buffer; k = j->code_buffer;
j->code_buffer <<= 1; j->code_buffer <<= 1;
--j->code_bits; --j->code_bits;
@@ -2192,8 +2220,10 @@ static int stbi__jpeg_decode_block(stbi__jpeg *j, short data[64], stbi__huffman
memset(data,0,64*sizeof(data[0])); memset(data,0,64*sizeof(data[0]));
diff = t ? stbi__extend_receive(j, t) : 0; diff = t ? stbi__extend_receive(j, t) : 0;
if (!stbi__addints_valid(j->img_comp[b].dc_pred, diff)) return stbi__err("bad delta","Corrupt JPEG");
dc = j->img_comp[b].dc_pred + diff; dc = j->img_comp[b].dc_pred + diff;
j->img_comp[b].dc_pred = dc; j->img_comp[b].dc_pred = dc;
if (!stbi__mul2shorts_valid(dc, dequant[0])) return stbi__err("can't merge dc and ac", "Corrupt JPEG");
data[0] = (short) (dc * dequant[0]); data[0] = (short) (dc * dequant[0]);
// decode AC components, see JPEG spec // decode AC components, see JPEG spec
@@ -2207,6 +2237,7 @@ static int stbi__jpeg_decode_block(stbi__jpeg *j, short data[64], stbi__huffman
if (r) { // fast-AC path if (r) { // fast-AC path
k += (r >> 4) & 15; // run k += (r >> 4) & 15; // run
s = r & 15; // combined length s = r & 15; // combined length
if (s > j->code_bits) return stbi__err("bad huffman code", "Combined length longer than code bits available");
j->code_buffer <<= s; j->code_buffer <<= s;
j->code_bits -= s; j->code_bits -= s;
// decode into unzigzag'd location // decode into unzigzag'd location
@@ -2246,8 +2277,10 @@ static int stbi__jpeg_decode_block_prog_dc(stbi__jpeg *j, short data[64], stbi__
if (t < 0 || t > 15) return stbi__err("can't merge dc and ac", "Corrupt JPEG"); if (t < 0 || t > 15) return stbi__err("can't merge dc and ac", "Corrupt JPEG");
diff = t ? stbi__extend_receive(j, t) : 0; diff = t ? stbi__extend_receive(j, t) : 0;
if (!stbi__addints_valid(j->img_comp[b].dc_pred, diff)) return stbi__err("bad delta", "Corrupt JPEG");
dc = j->img_comp[b].dc_pred + diff; dc = j->img_comp[b].dc_pred + diff;
j->img_comp[b].dc_pred = dc; j->img_comp[b].dc_pred = dc;
if (!stbi__mul2shorts_valid(dc, 1 << j->succ_low)) return stbi__err("can't merge dc and ac", "Corrupt JPEG");
data[0] = (short) (dc * (1 << j->succ_low)); data[0] = (short) (dc * (1 << j->succ_low));
} else { } else {
// refinement scan for DC coefficient // refinement scan for DC coefficient
@@ -2282,6 +2315,7 @@ static int stbi__jpeg_decode_block_prog_ac(stbi__jpeg *j, short data[64], stbi__
if (r) { // fast-AC path if (r) { // fast-AC path
k += (r >> 4) & 15; // run k += (r >> 4) & 15; // run
s = r & 15; // combined length s = r & 15; // combined length
if (s > j->code_bits) return stbi__err("bad huffman code", "Combined length longer than code bits available");
j->code_buffer <<= s; j->code_buffer <<= s;
j->code_bits -= s; j->code_bits -= s;
zig = stbi__jpeg_dezigzag[k++]; zig = stbi__jpeg_dezigzag[k++];
@@ -3102,6 +3136,7 @@ static int stbi__process_marker(stbi__jpeg *z, int m)
sizes[i] = stbi__get8(z->s); sizes[i] = stbi__get8(z->s);
n += sizes[i]; n += sizes[i];
} }
if(n > 256) return stbi__err("bad DHT header","Corrupt JPEG"); // Loop over i < n would write past end of values!
L -= 17; L -= 17;
if (tc == 0) { if (tc == 0) {
if (!stbi__build_huffman(z->huff_dc+th, sizes)) return 0; if (!stbi__build_huffman(z->huff_dc+th, sizes)) return 0;
@@ -3351,6 +3386,28 @@ static int stbi__decode_jpeg_header(stbi__jpeg *z, int scan)
return 1; return 1;
} }
static stbi_uc stbi__skip_jpeg_junk_at_end(stbi__jpeg *j)
{
// some JPEGs have junk at end, skip over it but if we find what looks
// like a valid marker, resume there
while (!stbi__at_eof(j->s)) {
stbi_uc x = stbi__get8(j->s);
while (x == 0xff) { // might be a marker
if (stbi__at_eof(j->s)) return STBI__MARKER_none;
x = stbi__get8(j->s);
if (x != 0x00 && x != 0xff) {
// not a stuffed zero or lead-in to another marker, looks
// like an actual marker, return it
return x;
}
// stuffed zero has x=0 now which ends the loop, meaning we go
// back to regular scan loop.
// repeated 0xff keeps trying to read the next byte of the marker.
}
}
return STBI__MARKER_none;
}
// decode image to YCbCr format // decode image to YCbCr format
static int stbi__decode_jpeg_image(stbi__jpeg *j) static int stbi__decode_jpeg_image(stbi__jpeg *j)
{ {
@@ -3367,25 +3424,22 @@ static int stbi__decode_jpeg_image(stbi__jpeg *j)
if (!stbi__process_scan_header(j)) return 0; if (!stbi__process_scan_header(j)) return 0;
if (!stbi__parse_entropy_coded_data(j)) return 0; if (!stbi__parse_entropy_coded_data(j)) return 0;
if (j->marker == STBI__MARKER_none ) { if (j->marker == STBI__MARKER_none ) {
// handle 0s at the end of image data from IP Kamera 9060 j->marker = stbi__skip_jpeg_junk_at_end(j);
while (!stbi__at_eof(j->s)) {
int x = stbi__get8(j->s);
if (x == 255) {
j->marker = stbi__get8(j->s);
break;
}
}
// if we reach eof without hitting a marker, stbi__get_marker() below will fail and we'll eventually return 0 // if we reach eof without hitting a marker, stbi__get_marker() below will fail and we'll eventually return 0
} }
m = stbi__get_marker(j);
if (STBI__RESTART(m))
m = stbi__get_marker(j);
} else if (stbi__DNL(m)) { } else if (stbi__DNL(m)) {
int Ld = stbi__get16be(j->s); int Ld = stbi__get16be(j->s);
stbi__uint32 NL = stbi__get16be(j->s); stbi__uint32 NL = stbi__get16be(j->s);
if (Ld != 4) return stbi__err("bad DNL len", "Corrupt JPEG"); if (Ld != 4) return stbi__err("bad DNL len", "Corrupt JPEG");
if (NL != j->s->img_y) return stbi__err("bad DNL height", "Corrupt JPEG"); if (NL != j->s->img_y) return stbi__err("bad DNL height", "Corrupt JPEG");
} else {
if (!stbi__process_marker(j, m)) return 0;
}
m = stbi__get_marker(j); m = stbi__get_marker(j);
} else {
if (!stbi__process_marker(j, m)) return 1;
m = stbi__get_marker(j);
}
} }
if (j->progressive) if (j->progressive)
stbi__jpeg_finish(j); stbi__jpeg_finish(j);
@@ -3976,6 +4030,7 @@ static void *stbi__jpeg_load(stbi__context *s, int *x, int *y, int *comp, int re
unsigned char* result; unsigned char* result;
stbi__jpeg* j = (stbi__jpeg*) stbi__malloc(sizeof(stbi__jpeg)); stbi__jpeg* j = (stbi__jpeg*) stbi__malloc(sizeof(stbi__jpeg));
if (!j) return stbi__errpuc("outofmem", "Out of memory"); if (!j) return stbi__errpuc("outofmem", "Out of memory");
memset(j, 0, sizeof(stbi__jpeg));
STBI_NOTUSED(ri); STBI_NOTUSED(ri);
j->s = s; j->s = s;
stbi__setup_jpeg(j); stbi__setup_jpeg(j);
@@ -3989,6 +4044,7 @@ static int stbi__jpeg_test(stbi__context *s)
int r; int r;
stbi__jpeg* j = (stbi__jpeg*)stbi__malloc(sizeof(stbi__jpeg)); stbi__jpeg* j = (stbi__jpeg*)stbi__malloc(sizeof(stbi__jpeg));
if (!j) return stbi__err("outofmem", "Out of memory"); if (!j) return stbi__err("outofmem", "Out of memory");
memset(j, 0, sizeof(stbi__jpeg));
j->s = s; j->s = s;
stbi__setup_jpeg(j); stbi__setup_jpeg(j);
r = stbi__decode_jpeg_header(j, STBI__SCAN_type); r = stbi__decode_jpeg_header(j, STBI__SCAN_type);
@@ -4014,6 +4070,7 @@ static int stbi__jpeg_info(stbi__context *s, int *x, int *y, int *comp)
int result; int result;
stbi__jpeg* j = (stbi__jpeg*) (stbi__malloc(sizeof(stbi__jpeg))); stbi__jpeg* j = (stbi__jpeg*) (stbi__malloc(sizeof(stbi__jpeg)));
if (!j) return stbi__err("outofmem", "Out of memory"); if (!j) return stbi__err("outofmem", "Out of memory");
memset(j, 0, sizeof(stbi__jpeg));
j->s = s; j->s = s;
result = stbi__jpeg_info_raw(j, x, y, comp); result = stbi__jpeg_info_raw(j, x, y, comp);
STBI_FREE(j); STBI_FREE(j);
@@ -4121,6 +4178,7 @@ typedef struct
{ {
stbi_uc *zbuffer, *zbuffer_end; stbi_uc *zbuffer, *zbuffer_end;
int num_bits; int num_bits;
int hit_zeof_once;
stbi__uint32 code_buffer; stbi__uint32 code_buffer;
char *zout; char *zout;
@@ -4187,10 +4245,21 @@ stbi_inline static int stbi__zhuffman_decode(stbi__zbuf *a, stbi__zhuffman *z)
int b,s; int b,s;
if (a->num_bits < 16) { if (a->num_bits < 16) {
if (stbi__zeof(a)) { if (stbi__zeof(a)) {
return -1; /* report error for unexpected end of data. */ if (!a->hit_zeof_once) {
// This is the first time we hit eof, insert 16 extra padding btis
// to allow us to keep going; if we actually consume any of them
// though, that is invalid data. This is caught later.
a->hit_zeof_once = 1;
a->num_bits += 16; // add 16 implicit zero bits
} else {
// We already inserted our extra 16 padding bits and are again
// out, this stream is actually prematurely terminated.
return -1;
} }
} else {
stbi__fill_bits(a); stbi__fill_bits(a);
} }
}
b = z->fast[a->code_buffer & STBI__ZFAST_MASK]; b = z->fast[a->code_buffer & STBI__ZFAST_MASK];
if (b) { if (b) {
s = b >> 9; s = b >> 9;
@@ -4254,17 +4323,25 @@ static int stbi__parse_huffman_block(stbi__zbuf *a)
int len,dist; int len,dist;
if (z == 256) { if (z == 256) {
a->zout = zout; a->zout = zout;
if (a->hit_zeof_once && a->num_bits < 16) {
// The first time we hit zeof, we inserted 16 extra zero bits into our bit
// buffer so the decoder can just do its speculative decoding. But if we
// actually consumed any of those bits (which is the case when num_bits < 16),
// the stream actually read past the end so it is malformed.
return stbi__err("unexpected end","Corrupt PNG");
}
return 1; return 1;
} }
if (z >= 286) return stbi__err("bad huffman code","Corrupt PNG"); // per DEFLATE, length codes 286 and 287 must not appear in compressed data
z -= 257; z -= 257;
len = stbi__zlength_base[z]; len = stbi__zlength_base[z];
if (stbi__zlength_extra[z]) len += stbi__zreceive(a, stbi__zlength_extra[z]); if (stbi__zlength_extra[z]) len += stbi__zreceive(a, stbi__zlength_extra[z]);
z = stbi__zhuffman_decode(a, &a->z_distance); z = stbi__zhuffman_decode(a, &a->z_distance);
if (z < 0) return stbi__err("bad huffman code","Corrupt PNG"); if (z < 0 || z >= 30) return stbi__err("bad huffman code","Corrupt PNG"); // per DEFLATE, distance codes 30 and 31 must not appear in compressed data
dist = stbi__zdist_base[z]; dist = stbi__zdist_base[z];
if (stbi__zdist_extra[z]) dist += stbi__zreceive(a, stbi__zdist_extra[z]); if (stbi__zdist_extra[z]) dist += stbi__zreceive(a, stbi__zdist_extra[z]);
if (zout - a->zout_start < dist) return stbi__err("bad dist","Corrupt PNG"); if (zout - a->zout_start < dist) return stbi__err("bad dist","Corrupt PNG");
if (zout + len > a->zout_end) { if (len > a->zout_end - zout) {
if (!stbi__zexpand(a, zout, len)) return 0; if (!stbi__zexpand(a, zout, len)) return 0;
zout = a->zout; zout = a->zout;
} }
@@ -4408,6 +4485,7 @@ static int stbi__parse_zlib(stbi__zbuf *a, int parse_header)
if (!stbi__parse_zlib_header(a)) return 0; if (!stbi__parse_zlib_header(a)) return 0;
a->num_bits = 0; a->num_bits = 0;
a->code_buffer = 0; a->code_buffer = 0;
a->hit_zeof_once = 0;
do { do {
final = stbi__zreceive(a,1); final = stbi__zreceive(a,1);
type = stbi__zreceive(a,2); type = stbi__zreceive(a,2);
@@ -4563,9 +4641,8 @@ enum {
STBI__F_up=2, STBI__F_up=2,
STBI__F_avg=3, STBI__F_avg=3,
STBI__F_paeth=4, STBI__F_paeth=4,
// synthetic filters used for first scanline to avoid needing a dummy row of 0s // synthetic filter used for first scanline to avoid needing a dummy row of 0s
STBI__F_avg_first, STBI__F_avg_first
STBI__F_paeth_first
}; };
static stbi_uc first_row_filter[5] = static stbi_uc first_row_filter[5] =
@@ -4574,29 +4651,56 @@ static stbi_uc first_row_filter[5] =
STBI__F_sub, STBI__F_sub,
STBI__F_none, STBI__F_none,
STBI__F_avg_first, STBI__F_avg_first,
STBI__F_paeth_first STBI__F_sub // Paeth with b=c=0 turns out to be equivalent to sub
}; };
static int stbi__paeth(int a, int b, int c) static int stbi__paeth(int a, int b, int c)
{ {
int p = a + b - c; // This formulation looks very different from the reference in the PNG spec, but is
int pa = abs(p-a); // actually equivalent and has favorable data dependencies and admits straightforward
int pb = abs(p-b); // generation of branch-free code, which helps performance significantly.
int pc = abs(p-c); int thresh = c*3 - (a + b);
if (pa <= pb && pa <= pc) return a; int lo = a < b ? a : b;
if (pb <= pc) return b; int hi = a < b ? b : a;
return c; int t0 = (hi <= thresh) ? lo : c;
int t1 = (thresh <= lo) ? hi : t0;
return t1;
} }
static const stbi_uc stbi__depth_scale_table[9] = { 0, 0xff, 0x55, 0, 0x11, 0,0,0, 0x01 }; static const stbi_uc stbi__depth_scale_table[9] = { 0, 0xff, 0x55, 0, 0x11, 0,0,0, 0x01 };
// adds an extra all-255 alpha channel
// dest == src is legal
// img_n must be 1 or 3
static void stbi__create_png_alpha_expand8(stbi_uc *dest, stbi_uc *src, stbi__uint32 x, int img_n)
{
int i;
// must process data backwards since we allow dest==src
if (img_n == 1) {
for (i=x-1; i >= 0; --i) {
dest[i*2+1] = 255;
dest[i*2+0] = src[i];
}
} else {
STBI_ASSERT(img_n == 3);
for (i=x-1; i >= 0; --i) {
dest[i*4+3] = 255;
dest[i*4+2] = src[i*3+2];
dest[i*4+1] = src[i*3+1];
dest[i*4+0] = src[i*3+0];
}
}
}
// create the png data from post-deflated data // create the png data from post-deflated data
static int stbi__create_png_image_raw(stbi__png *a, stbi_uc *raw, stbi__uint32 raw_len, int out_n, stbi__uint32 x, stbi__uint32 y, int depth, int color) static int stbi__create_png_image_raw(stbi__png *a, stbi_uc *raw, stbi__uint32 raw_len, int out_n, stbi__uint32 x, stbi__uint32 y, int depth, int color)
{ {
int bytes = (depth == 16? 2 : 1); int bytes = (depth == 16 ? 2 : 1);
stbi__context *s = a->s; stbi__context *s = a->s;
stbi__uint32 i,j,stride = x*out_n*bytes; stbi__uint32 i,j,stride = x*out_n*bytes;
stbi__uint32 img_len, img_width_bytes; stbi__uint32 img_len, img_width_bytes;
stbi_uc *filter_buf;
int all_ok = 1;
int k; int k;
int img_n = s->img_n; // copy it into a local for later int img_n = s->img_n; // copy it into a local for later
@@ -4608,8 +4712,11 @@ static int stbi__create_png_image_raw(stbi__png *a, stbi_uc *raw, stbi__uint32 r
a->out = (stbi_uc *) stbi__malloc_mad3(x, y, output_bytes, 0); // extra bytes to write off the end into a->out = (stbi_uc *) stbi__malloc_mad3(x, y, output_bytes, 0); // extra bytes to write off the end into
if (!a->out) return stbi__err("outofmem", "Out of memory"); if (!a->out) return stbi__err("outofmem", "Out of memory");
// note: error exits here don't need to clean up a->out individually,
// stbi__do_png always does on error.
if (!stbi__mad3sizes_valid(img_n, x, depth, 7)) return stbi__err("too large", "Corrupt PNG"); if (!stbi__mad3sizes_valid(img_n, x, depth, 7)) return stbi__err("too large", "Corrupt PNG");
img_width_bytes = (((img_n * x * depth) + 7) >> 3); img_width_bytes = (((img_n * x * depth) + 7) >> 3);
if (!stbi__mad2sizes_valid(img_width_bytes, y, img_width_bytes)) return stbi__err("too large", "Corrupt PNG");
img_len = (img_width_bytes + 1) * y; img_len = (img_width_bytes + 1) * y;
// we used to check for exact match between raw_len and img_len on non-interlaced PNGs, // we used to check for exact match between raw_len and img_len on non-interlaced PNGs,
@@ -4617,188 +4724,136 @@ static int stbi__create_png_image_raw(stbi__png *a, stbi_uc *raw, stbi__uint32 r
// so just check for raw_len < img_len always. // so just check for raw_len < img_len always.
if (raw_len < img_len) return stbi__err("not enough pixels","Corrupt PNG"); if (raw_len < img_len) return stbi__err("not enough pixels","Corrupt PNG");
for (j=0; j < y; ++j) { // Allocate two scan lines worth of filter workspace buffer.
stbi_uc *cur = a->out + stride*j; filter_buf = (stbi_uc *) stbi__malloc_mad2(img_width_bytes, 2, 0);
stbi_uc *prior; if (!filter_buf) return stbi__err("outofmem", "Out of memory");
int filter = *raw++;
if (filter > 4)
return stbi__err("invalid filter","Corrupt PNG");
// Filtering for low-bit-depth images
if (depth < 8) { if (depth < 8) {
if (img_width_bytes > x) return stbi__err("invalid width","Corrupt PNG");
cur += x*out_n - img_width_bytes; // store output to the rightmost img_len bytes, so we can decode in place
filter_bytes = 1; filter_bytes = 1;
width = img_width_bytes; width = img_width_bytes;
} }
prior = cur - stride; // bugfix: need to compute this after 'cur +=' computation above
for (j=0; j < y; ++j) {
// cur/prior filter buffers alternate
stbi_uc *cur = filter_buf + (j & 1)*img_width_bytes;
stbi_uc *prior = filter_buf + (~j & 1)*img_width_bytes;
stbi_uc *dest = a->out + stride*j;
int nk = width * filter_bytes;
int filter = *raw++;
// check filter type
if (filter > 4) {
all_ok = stbi__err("invalid filter","Corrupt PNG");
break;
}
// if first row, use special filter that doesn't sample previous row // if first row, use special filter that doesn't sample previous row
if (j == 0) filter = first_row_filter[filter]; if (j == 0) filter = first_row_filter[filter];
// handle first byte explicitly // perform actual filtering
for (k=0; k < filter_bytes; ++k) {
switch (filter) { switch (filter) {
case STBI__F_none : cur[k] = raw[k]; break; case STBI__F_none:
case STBI__F_sub : cur[k] = raw[k]; break; memcpy(cur, raw, nk);
case STBI__F_up : cur[k] = STBI__BYTECAST(raw[k] + prior[k]); break; break;
case STBI__F_avg : cur[k] = STBI__BYTECAST(raw[k] + (prior[k]>>1)); break; case STBI__F_sub:
case STBI__F_paeth : cur[k] = STBI__BYTECAST(raw[k] + stbi__paeth(0,prior[k],0)); break; memcpy(cur, raw, filter_bytes);
case STBI__F_avg_first : cur[k] = raw[k]; break; for (k = filter_bytes; k < nk; ++k)
case STBI__F_paeth_first: cur[k] = raw[k]; break; cur[k] = STBI__BYTECAST(raw[k] + cur[k-filter_bytes]);
} break;
case STBI__F_up:
for (k = 0; k < nk; ++k)
cur[k] = STBI__BYTECAST(raw[k] + prior[k]);
break;
case STBI__F_avg:
for (k = 0; k < filter_bytes; ++k)
cur[k] = STBI__BYTECAST(raw[k] + (prior[k]>>1));
for (k = filter_bytes; k < nk; ++k)
cur[k] = STBI__BYTECAST(raw[k] + ((prior[k] + cur[k-filter_bytes])>>1));
break;
case STBI__F_paeth:
for (k = 0; k < filter_bytes; ++k)
cur[k] = STBI__BYTECAST(raw[k] + prior[k]); // prior[k] == stbi__paeth(0,prior[k],0)
for (k = filter_bytes; k < nk; ++k)
cur[k] = STBI__BYTECAST(raw[k] + stbi__paeth(cur[k-filter_bytes], prior[k], prior[k-filter_bytes]));
break;
case STBI__F_avg_first:
memcpy(cur, raw, filter_bytes);
for (k = filter_bytes; k < nk; ++k)
cur[k] = STBI__BYTECAST(raw[k] + (cur[k-filter_bytes] >> 1));
break;
} }
if (depth == 8) {
if (img_n != out_n)
cur[img_n] = 255; // first pixel
raw += img_n;
cur += out_n;
prior += out_n;
} else if (depth == 16) {
if (img_n != out_n) {
cur[filter_bytes] = 255; // first pixel top byte
cur[filter_bytes+1] = 255; // first pixel bottom byte
}
raw += filter_bytes;
cur += output_bytes;
prior += output_bytes;
} else {
raw += 1;
cur += 1;
prior += 1;
}
// this is a little gross, so that we don't switch per-pixel or per-component
if (depth < 8 || img_n == out_n) {
int nk = (width - 1)*filter_bytes;
#define STBI__CASE(f) \
case f: \
for (k=0; k < nk; ++k)
switch (filter) {
// "none" filter turns into a memcpy here; make that explicit.
case STBI__F_none: memcpy(cur, raw, nk); break;
STBI__CASE(STBI__F_sub) { cur[k] = STBI__BYTECAST(raw[k] + cur[k-filter_bytes]); } break;
STBI__CASE(STBI__F_up) { cur[k] = STBI__BYTECAST(raw[k] + prior[k]); } break;
STBI__CASE(STBI__F_avg) { cur[k] = STBI__BYTECAST(raw[k] + ((prior[k] + cur[k-filter_bytes])>>1)); } break;
STBI__CASE(STBI__F_paeth) { cur[k] = STBI__BYTECAST(raw[k] + stbi__paeth(cur[k-filter_bytes],prior[k],prior[k-filter_bytes])); } break;
STBI__CASE(STBI__F_avg_first) { cur[k] = STBI__BYTECAST(raw[k] + (cur[k-filter_bytes] >> 1)); } break;
STBI__CASE(STBI__F_paeth_first) { cur[k] = STBI__BYTECAST(raw[k] + stbi__paeth(cur[k-filter_bytes],0,0)); } break;
}
#undef STBI__CASE
raw += nk; raw += nk;
// expand decoded bits in cur to dest, also adding an extra alpha channel if desired
if (depth < 8) {
stbi_uc scale = (color == 0) ? stbi__depth_scale_table[depth] : 1; // scale grayscale values to 0..255 range
stbi_uc *in = cur;
stbi_uc *out = dest;
stbi_uc inb = 0;
stbi__uint32 nsmp = x*img_n;
// expand bits to bytes first
if (depth == 4) {
for (i=0; i < nsmp; ++i) {
if ((i & 1) == 0) inb = *in++;
*out++ = scale * (inb >> 4);
inb <<= 4;
}
} else if (depth == 2) {
for (i=0; i < nsmp; ++i) {
if ((i & 3) == 0) inb = *in++;
*out++ = scale * (inb >> 6);
inb <<= 2;
}
} else {
STBI_ASSERT(depth == 1);
for (i=0; i < nsmp; ++i) {
if ((i & 7) == 0) inb = *in++;
*out++ = scale * (inb >> 7);
inb <<= 1;
}
}
// insert alpha=255 values if desired
if (img_n != out_n)
stbi__create_png_alpha_expand8(dest, dest, x, img_n);
} else if (depth == 8) {
if (img_n == out_n)
memcpy(dest, cur, x*img_n);
else
stbi__create_png_alpha_expand8(dest, cur, x, img_n);
} else if (depth == 16) {
// convert the image data from big-endian to platform-native
stbi__uint16 *dest16 = (stbi__uint16*)dest;
stbi__uint32 nsmp = x*img_n;
if (img_n == out_n) {
for (i = 0; i < nsmp; ++i, ++dest16, cur += 2)
*dest16 = (cur[0] << 8) | cur[1];
} else { } else {
STBI_ASSERT(img_n+1 == out_n); STBI_ASSERT(img_n+1 == out_n);
#define STBI__CASE(f) \
case f: \
for (i=x-1; i >= 1; --i, cur[filter_bytes]=255,raw+=filter_bytes,cur+=output_bytes,prior+=output_bytes) \
for (k=0; k < filter_bytes; ++k)
switch (filter) {
STBI__CASE(STBI__F_none) { cur[k] = raw[k]; } break;
STBI__CASE(STBI__F_sub) { cur[k] = STBI__BYTECAST(raw[k] + cur[k- output_bytes]); } break;
STBI__CASE(STBI__F_up) { cur[k] = STBI__BYTECAST(raw[k] + prior[k]); } break;
STBI__CASE(STBI__F_avg) { cur[k] = STBI__BYTECAST(raw[k] + ((prior[k] + cur[k- output_bytes])>>1)); } break;
STBI__CASE(STBI__F_paeth) { cur[k] = STBI__BYTECAST(raw[k] + stbi__paeth(cur[k- output_bytes],prior[k],prior[k- output_bytes])); } break;
STBI__CASE(STBI__F_avg_first) { cur[k] = STBI__BYTECAST(raw[k] + (cur[k- output_bytes] >> 1)); } break;
STBI__CASE(STBI__F_paeth_first) { cur[k] = STBI__BYTECAST(raw[k] + stbi__paeth(cur[k- output_bytes],0,0)); } break;
}
#undef STBI__CASE
// the loop above sets the high byte of the pixels' alpha, but for
// 16 bit png files we also need the low byte set. we'll do that here.
if (depth == 16) {
cur = a->out + stride*j; // start at the beginning of the row again
for (i=0; i < x; ++i,cur+=output_bytes) {
cur[filter_bytes+1] = 255;
}
}
}
}
// we make a separate pass to expand bits to pixels; for performance,
// this could run two scanlines behind the above code, so it won't
// intefere with filtering but will still be in the cache.
if (depth < 8) {
for (j=0; j < y; ++j) {
stbi_uc *cur = a->out + stride*j;
stbi_uc *in = a->out + stride*j + x*out_n - img_width_bytes;
// unpack 1/2/4-bit into a 8-bit buffer. allows us to keep the common 8-bit path optimal at minimal cost for 1/2/4-bit
// png guarante byte alignment, if width is not multiple of 8/4/2 we'll decode dummy trailing data that will be skipped in the later loop
stbi_uc scale = (color == 0) ? stbi__depth_scale_table[depth] : 1; // scale grayscale values to 0..255 range
// note that the final byte might overshoot and write more data than desired.
// we can allocate enough data that this never writes out of memory, but it
// could also overwrite the next scanline. can it overwrite non-empty data
// on the next scanline? yes, consider 1-pixel-wide scanlines with 1-bit-per-pixel.
// so we need to explicitly clamp the final ones
if (depth == 4) {
for (k=x*img_n; k >= 2; k-=2, ++in) {
*cur++ = scale * ((*in >> 4) );
*cur++ = scale * ((*in ) & 0x0f);
}
if (k > 0) *cur++ = scale * ((*in >> 4) );
} else if (depth == 2) {
for (k=x*img_n; k >= 4; k-=4, ++in) {
*cur++ = scale * ((*in >> 6) );
*cur++ = scale * ((*in >> 4) & 0x03);
*cur++ = scale * ((*in >> 2) & 0x03);
*cur++ = scale * ((*in ) & 0x03);
}
if (k > 0) *cur++ = scale * ((*in >> 6) );
if (k > 1) *cur++ = scale * ((*in >> 4) & 0x03);
if (k > 2) *cur++ = scale * ((*in >> 2) & 0x03);
} else if (depth == 1) {
for (k=x*img_n; k >= 8; k-=8, ++in) {
*cur++ = scale * ((*in >> 7) );
*cur++ = scale * ((*in >> 6) & 0x01);
*cur++ = scale * ((*in >> 5) & 0x01);
*cur++ = scale * ((*in >> 4) & 0x01);
*cur++ = scale * ((*in >> 3) & 0x01);
*cur++ = scale * ((*in >> 2) & 0x01);
*cur++ = scale * ((*in >> 1) & 0x01);
*cur++ = scale * ((*in ) & 0x01);
}
if (k > 0) *cur++ = scale * ((*in >> 7) );
if (k > 1) *cur++ = scale * ((*in >> 6) & 0x01);
if (k > 2) *cur++ = scale * ((*in >> 5) & 0x01);
if (k > 3) *cur++ = scale * ((*in >> 4) & 0x01);
if (k > 4) *cur++ = scale * ((*in >> 3) & 0x01);
if (k > 5) *cur++ = scale * ((*in >> 2) & 0x01);
if (k > 6) *cur++ = scale * ((*in >> 1) & 0x01);
}
if (img_n != out_n) {
int q;
// insert alpha = 255
cur = a->out + stride*j;
if (img_n == 1) { if (img_n == 1) {
for (q=x-1; q >= 0; --q) { for (i = 0; i < x; ++i, dest16 += 2, cur += 2) {
cur[q*2+1] = 255; dest16[0] = (cur[0] << 8) | cur[1];
cur[q*2+0] = cur[q]; dest16[1] = 0xffff;
} }
} else { } else {
STBI_ASSERT(img_n == 3); STBI_ASSERT(img_n == 3);
for (q=x-1; q >= 0; --q) { for (i = 0; i < x; ++i, dest16 += 4, cur += 6) {
cur[q*4+3] = 255; dest16[0] = (cur[0] << 8) | cur[1];
cur[q*4+2] = cur[q*3+2]; dest16[1] = (cur[2] << 8) | cur[3];
cur[q*4+1] = cur[q*3+1]; dest16[2] = (cur[4] << 8) | cur[5];
cur[q*4+0] = cur[q*3+0]; dest16[3] = 0xffff;
}
} }
} }
} }
} }
} else if (depth == 16) {
// force the image data from big-endian to platform-native.
// this is done in a separate pass due to the decoding relying
// on the data being untouched, but could probably be done
// per-line during decode if care is taken.
stbi_uc *cur = a->out;
stbi__uint16 *cur16 = (stbi__uint16*)cur;
for(i=0; i < x*y*out_n; ++i,cur16++,cur+=2) { STBI_FREE(filter_buf);
*cur16 = (cur[0] << 8) | cur[1]; if (!all_ok) return 0;
}
}
return 1; return 1;
} }
@@ -4955,7 +5010,7 @@ STBIDEF void stbi_convert_iphone_png_to_rgb(int flag_true_if_should_convert)
static STBI_THREAD_LOCAL int stbi__unpremultiply_on_load_local, stbi__unpremultiply_on_load_set; static STBI_THREAD_LOCAL int stbi__unpremultiply_on_load_local, stbi__unpremultiply_on_load_set;
static STBI_THREAD_LOCAL int stbi__de_iphone_flag_local, stbi__de_iphone_flag_set; static STBI_THREAD_LOCAL int stbi__de_iphone_flag_local, stbi__de_iphone_flag_set;
STBIDEF void stbi__unpremultiply_on_load_thread(int flag_true_if_should_unpremultiply) STBIDEF void stbi_set_unpremultiply_on_load_thread(int flag_true_if_should_unpremultiply)
{ {
stbi__unpremultiply_on_load_local = flag_true_if_should_unpremultiply; stbi__unpremultiply_on_load_local = flag_true_if_should_unpremultiply;
stbi__unpremultiply_on_load_set = 1; stbi__unpremultiply_on_load_set = 1;
@@ -5064,14 +5119,13 @@ static int stbi__parse_png_file(stbi__png *z, int scan, int req_comp)
if (!pal_img_n) { if (!pal_img_n) {
s->img_n = (color & 2 ? 3 : 1) + (color & 4 ? 1 : 0); s->img_n = (color & 2 ? 3 : 1) + (color & 4 ? 1 : 0);
if ((1 << 30) / s->img_x / s->img_n < s->img_y) return stbi__err("too large", "Image too large to decode"); if ((1 << 30) / s->img_x / s->img_n < s->img_y) return stbi__err("too large", "Image too large to decode");
if (scan == STBI__SCAN_header) return 1;
} else { } else {
// if paletted, then pal_n is our final components, and // if paletted, then pal_n is our final components, and
// img_n is # components to decompress/filter. // img_n is # components to decompress/filter.
s->img_n = 1; s->img_n = 1;
if ((1 << 30) / s->img_x / 4 < s->img_y) return stbi__err("too large","Corrupt PNG"); if ((1 << 30) / s->img_x / 4 < s->img_y) return stbi__err("too large","Corrupt PNG");
// if SCAN_header, have to scan to see if we have a tRNS
} }
// even with SCAN_header, have to scan to see if we have a tRNS
break; break;
} }
@@ -5103,10 +5157,14 @@ static int stbi__parse_png_file(stbi__png *z, int scan, int req_comp)
if (!(s->img_n & 1)) return stbi__err("tRNS with alpha","Corrupt PNG"); if (!(s->img_n & 1)) return stbi__err("tRNS with alpha","Corrupt PNG");
if (c.length != (stbi__uint32) s->img_n*2) return stbi__err("bad tRNS len","Corrupt PNG"); if (c.length != (stbi__uint32) s->img_n*2) return stbi__err("bad tRNS len","Corrupt PNG");
has_trans = 1; has_trans = 1;
// non-paletted with tRNS = constant alpha. if header-scanning, we can stop now.
if (scan == STBI__SCAN_header) { ++s->img_n; return 1; }
if (z->depth == 16) { if (z->depth == 16) {
for (k = 0; k < s->img_n; ++k) tc16[k] = (stbi__uint16)stbi__get16be(s); // copy the values as-is for (k = 0; k < s->img_n && k < 3; ++k) // extra loop test to suppress false GCC warning
tc16[k] = (stbi__uint16)stbi__get16be(s); // copy the values as-is
} else { } else {
for (k = 0; k < s->img_n; ++k) tc[k] = (stbi_uc)(stbi__get16be(s) & 255) * stbi__depth_scale_table[z->depth]; // non 8-bit images will be larger for (k = 0; k < s->img_n && k < 3; ++k)
tc[k] = (stbi_uc)(stbi__get16be(s) & 255) * stbi__depth_scale_table[z->depth]; // non 8-bit images will be larger
} }
} }
break; break;
@@ -5115,7 +5173,13 @@ static int stbi__parse_png_file(stbi__png *z, int scan, int req_comp)
case STBI__PNG_TYPE('I','D','A','T'): { case STBI__PNG_TYPE('I','D','A','T'): {
if (first) return stbi__err("first not IHDR", "Corrupt PNG"); if (first) return stbi__err("first not IHDR", "Corrupt PNG");
if (pal_img_n && !pal_len) return stbi__err("no PLTE","Corrupt PNG"); if (pal_img_n && !pal_len) return stbi__err("no PLTE","Corrupt PNG");
if (scan == STBI__SCAN_header) { s->img_n = pal_img_n; return 1; } if (scan == STBI__SCAN_header) {
// header scan definitely stops at first IDAT
if (pal_img_n)
s->img_n = pal_img_n;
return 1;
}
if (c.length > (1u << 30)) return stbi__err("IDAT size limit", "IDAT section larger than 2^30 bytes");
if ((int)(ioff + c.length) < (int)ioff) return 0; if ((int)(ioff + c.length) < (int)ioff) return 0;
if (ioff + c.length > idata_limit) { if (ioff + c.length > idata_limit) {
stbi__uint32 idata_limit_old = idata_limit; stbi__uint32 idata_limit_old = idata_limit;
@@ -5498,8 +5562,22 @@ static void *stbi__bmp_load(stbi__context *s, int *x, int *y, int *comp, int req
psize = (info.offset - info.extra_read - info.hsz) >> 2; psize = (info.offset - info.extra_read - info.hsz) >> 2;
} }
if (psize == 0) { if (psize == 0) {
if (info.offset != s->callback_already_read + (s->img_buffer - s->img_buffer_original)) { // accept some number of extra bytes after the header, but if the offset points either to before
// the header ends or implies a large amount of extra data, reject the file as malformed
int bytes_read_so_far = s->callback_already_read + (int)(s->img_buffer - s->img_buffer_original);
int header_limit = 1024; // max we actually read is below 256 bytes currently.
int extra_data_limit = 256*4; // what ordinarily goes here is a palette; 256 entries*4 bytes is its max size.
if (bytes_read_so_far <= 0 || bytes_read_so_far > header_limit) {
return stbi__errpuc("bad header", "Corrupt BMP");
}
// we established that bytes_read_so_far is positive and sensible.
// the first half of this test rejects offsets that are either too small positives, or
// negative, and guarantees that info.offset >= bytes_read_so_far > 0. this in turn
// ensures the number computed in the second half of the test can't overflow.
if (info.offset < bytes_read_so_far || info.offset - bytes_read_so_far > extra_data_limit) {
return stbi__errpuc("bad offset", "Corrupt BMP"); return stbi__errpuc("bad offset", "Corrupt BMP");
} else {
stbi__skip(s, info.offset - bytes_read_so_far);
} }
} }
@@ -7187,12 +7265,12 @@ static float *stbi__hdr_load(stbi__context *s, int *x, int *y, int *comp, int re
// Run // Run
value = stbi__get8(s); value = stbi__get8(s);
count -= 128; count -= 128;
if (count > nleft) { STBI_FREE(hdr_data); STBI_FREE(scanline); return stbi__errpf("corrupt", "bad RLE data in HDR"); } if ((count == 0) || (count > nleft)) { STBI_FREE(hdr_data); STBI_FREE(scanline); return stbi__errpf("corrupt", "bad RLE data in HDR"); }
for (z = 0; z < count; ++z) for (z = 0; z < count; ++z)
scanline[i++ * 4 + k] = value; scanline[i++ * 4 + k] = value;
} else { } else {
// Dump // Dump
if (count > nleft) { STBI_FREE(hdr_data); STBI_FREE(scanline); return stbi__errpf("corrupt", "bad RLE data in HDR"); } if ((count == 0) || (count > nleft)) { STBI_FREE(hdr_data); STBI_FREE(scanline); return stbi__errpf("corrupt", "bad RLE data in HDR"); }
for (z = 0; z < count; ++z) for (z = 0; z < count; ++z)
scanline[i++ * 4 + k] = stbi__get8(s); scanline[i++ * 4 + k] = stbi__get8(s);
} }
@@ -7446,10 +7524,17 @@ static void *stbi__pnm_load(stbi__context *s, int *x, int *y, int *comp, int req
out = (stbi_uc *) stbi__malloc_mad4(s->img_n, s->img_x, s->img_y, ri->bits_per_channel / 8, 0); out = (stbi_uc *) stbi__malloc_mad4(s->img_n, s->img_x, s->img_y, ri->bits_per_channel / 8, 0);
if (!out) return stbi__errpuc("outofmem", "Out of memory"); if (!out) return stbi__errpuc("outofmem", "Out of memory");
stbi__getn(s, out, s->img_n * s->img_x * s->img_y * (ri->bits_per_channel / 8)); if (!stbi__getn(s, out, s->img_n * s->img_x * s->img_y * (ri->bits_per_channel / 8))) {
STBI_FREE(out);
return stbi__errpuc("bad PNM", "PNM file truncated");
}
if (req_comp && req_comp != s->img_n) { if (req_comp && req_comp != s->img_n) {
if (ri->bits_per_channel == 16) {
out = (stbi_uc *) stbi__convert_format16((stbi__uint16 *) out, s->img_n, req_comp, s->img_x, s->img_y);
} else {
out = stbi__convert_format(out, s->img_n, req_comp, s->img_x, s->img_y); out = stbi__convert_format(out, s->img_n, req_comp, s->img_x, s->img_y);
}
if (out == NULL) return out; // stbi__convert_format frees input on failure if (out == NULL) return out; // stbi__convert_format frees input on failure
} }
return out; return out;
@@ -7486,6 +7571,8 @@ static int stbi__pnm_getinteger(stbi__context *s, char *c)
while (!stbi__at_eof(s) && stbi__pnm_isdigit(*c)) { while (!stbi__at_eof(s) && stbi__pnm_isdigit(*c)) {
value = value*10 + (*c - '0'); value = value*10 + (*c - '0');
*c = (char) stbi__get8(s); *c = (char) stbi__get8(s);
if((value > 214748364) || (value == 214748364 && *c > '7'))
return stbi__err("integer parse overflow", "Parsing an integer in the PPM header overflowed a 32-bit int");
} }
return value; return value;
@@ -7516,9 +7603,13 @@ static int stbi__pnm_info(stbi__context *s, int *x, int *y, int *comp)
stbi__pnm_skip_whitespace(s, &c); stbi__pnm_skip_whitespace(s, &c);
*x = stbi__pnm_getinteger(s, &c); // read width *x = stbi__pnm_getinteger(s, &c); // read width
if(*x == 0)
return stbi__err("invalid width", "PPM image header had zero or overflowing width");
stbi__pnm_skip_whitespace(s, &c); stbi__pnm_skip_whitespace(s, &c);
*y = stbi__pnm_getinteger(s, &c); // read height *y = stbi__pnm_getinteger(s, &c); // read height
if (*y == 0)
return stbi__err("invalid width", "PPM image header had zero or overflowing width");
stbi__pnm_skip_whitespace(s, &c); stbi__pnm_skip_whitespace(s, &c);
maxv = stbi__pnm_getinteger(s, &c); // read max value maxv = stbi__pnm_getinteger(s, &c); // read max value

2
source/text.cpp
View File

@@ -16,6 +16,8 @@ TextFile LoadTextFile(std::string file_path)
tf.offset[i].x = 0; tf.offset[i].x = 0;
tf.offset[i].y = 0; tf.offset[i].y = 0;
tf.offset[i].w = 0; tf.offset[i].w = 0;
tf.box_width = 0;
tf.box_height = 0;
} }
// Abre el fichero para leer los valores // Abre el fichero para leer los valores

3
source/utils.h
View File

@@ -8,6 +8,7 @@
#include <string> // for string, basic_string #include <string> // for string, basic_string
#include <vector> // for vector #include <vector> // for vector
#include "input.h" // for inputs_e #include "input.h" // for inputs_e
#include "lang.h"
struct JA_Music_t; struct JA_Music_t;
struct JA_Sound_t; struct JA_Sound_t;
enum class ScreenFilter; enum class ScreenFilter;
@@ -113,7 +114,7 @@ struct OptionsAudio
struct OptionsGame struct OptionsGame
{ {
GameDifficulty difficulty; // Dificultad del juego GameDifficulty difficulty; // Dificultad del juego
Uint8 language; // Idioma usado en el juego lang::Code language; // Idioma usado en el juego
bool autofire; // Indica si el jugador ha de pulsar repetidamente para disparar o basta con mantener pulsado bool autofire; // Indica si el jugador ha de pulsar repetidamente para disparar o basta con mantener pulsado
std::vector<HiScoreEntry> hi_score_table; // Tabla con las mejores puntuaciones std::vector<HiScoreEntry> hi_score_table; // Tabla con las mejores puntuaciones
}; };