rendered paste body#include <allegro.h>
#include <stdlib.h>
volatile long speed_counter = 0;
void increment_speed_counter() // A function to increment the speed counter
{
speed_counter++;
}
int main()
{
allegro_init();
install_keyboard();
install_timer();
install_mouse()
LOCK_VARIABLE(speed_counter); //Used to set the timer - which regulates the game's
LOCK_FUNCTION(increment_speed_counter);//speed.
install_int_ex(increment_speed_counter, BPS_TO_TIMER(60));
set_color_depth(16);
set_gfx_mode(GFX_AUTODETECT_WINDOWED , 800 , 600 , 800 , 1200);
BITMAP *cursor = load_bitmap("cursor.bmp", 0);
BITMAP *buffer = create_bitmap(800, 600);
if(buffer == NULL)
{
set_gfx_mode(GFX_TEXT,0,0,0,0);
allegro_message("Could not create buffer!");
exit(EXIT_FAILURE);
}
BITMAP *image1 = load_bitmap("image1.bmp", NULL);//Load image 1
if(image1 == NULL)
{
set_gfx_mode(GFX_TEXT,0,0,0,0); //Set the screen mode for allegro messages
allegro_message("Could not load image1.bmp");
exit(EXIT_FAILURE);
}
BITMAP *image2 = load_bitmap("image2.bmp", NULL);//Load image 2
if(image2 == NULL)
{
set_gfx_mode(GFX_TEXT,0,0,0,0); //Set the screen mode for allegro messages
allegro_message("Could not load image2.bmp");
exit(EXIT_FAILURE);
}
int image1_x_position = 0; // Set the x position of image 1 to 0.
int image1_y_position = 0; // Set the y position of image 1 to 0.
int image2_x_position = 100; // Set the x position of image 2 to 100.
int image2_y_position = 100; // Set the y position of image 2 to 100.
int image1_bb_left = image1_x_position;
int image1_bb_top = image1_y_position;
int image1_bb_right = (image1_bb_left + image1->w);
int image1_bb_bottom = (image1_bb_top + image1->h);
int image2_bb_left = image2_x_position;
int image2_bb_top = image2_y_position;
int image2_bb_right = (image2_bb_left + image2->w);
int image2_bb_bottom = (image2_bb_top + image2->h);
int show_bbox = FALSE;
int collision = FALSE;
int clicked = FALSE;
int tank_X = 0;
int tank_Y = 0;
int frame_counter = 0;
while(!key[KEY_ESC])//If the user hits escape, quit the program
{
while(speed_counter > 0)
{
if(key[KEY_LEFT])
image1_x_position --; // Move image 1 left.
if(key[KEY_RIGHT])
image1_x_position ++; // Move image 1 right.
if(key[KEY_DOWN])
image1_y_position ++; // Move image 1 down.
if(key[KEY_UP])
image1_y_position --; // Move image 1 up.
if(key[KEY_A])
image2_x_position --; // Move image 2 left.
if(key[KEY_D])
image2_x_position ++; // Move image 2 right.
if(key[KEY_S])
image2_y_position ++; // Move image 2 down.
if(key[KEY_W])
image2_y_position --; // Move image 2 up.
if(key[KEY_SPACE])
show_bbox = TRUE;
else if(!key[KEY_SPACE])
show_bbox = FALSE;
// mouse test
if (mouse_b)
{
clicked = TRUE; /* any mouse button is pressed */
}
else if(!mouse_b)
clicked = FALSE;
image1_bb_left = image1_x_position;
image1_bb_top = image1_y_position;
image1_bb_right = (image1_bb_left + image1->w);
image1_bb_bottom = (image1_bb_top + image1->h);
image2_bb_left = image2_x_position;
image2_bb_top = image2_y_position;
image2_bb_right = (image2_bb_left + image2->w);
image2_bb_bottom = (image2_bb_top + image2->h);
// Assume that there is no collision
collision = FALSE;
if(
(image1_bb_left >= image2_bb_left) && (image1_bb_top >= image2_bb_top) &&
(image1_bb_left <= image2_bb_right) && (image1_bb_top <= image2_bb_bottom)
)
{
collision = TRUE;
}
else if(
(image1_bb_right <= image2_bb_right) && (image1_bb_right >= image2_bb_left) &&
(image1_bb_top >= image2_bb_top) && (image1_bb_top <= image2_bb_bottom)
)
{
collision = TRUE;
}
else if(
(image1_bb_left >= image2_bb_left) && (image1_bb_left <= image2_bb_right) &&
(image1_bb_bottom <= image2_bb_bottom) && (image1_bb_bottom >= image2_bb_top)
)
{
collision = TRUE;
}
else if(
(image1_bb_right <= image2_bb_right) && (image1_bb_right >= image2_bb_left) &&
(image1_bb_bottom <= image2_bb_bottom) && (image1_bb_bottom >= image2_bb_top)
)
{
collision = TRUE;
}
if(
(image2_bb_left >= image1_bb_left) && (image2_bb_top >= image1_bb_top) &&
(image2_bb_left <= image1_bb_right) && (image2_bb_top <= image1_bb_bottom)
)
{
collision = TRUE;
}
else if(
(image2_bb_right <= image1_bb_right) && (image2_bb_right >= image1_bb_left) &&
(image2_bb_top >= image1_bb_top) && (image2_bb_top <= image1_bb_bottom)
)
{
collision = TRUE;
}
else if(
(image2_bb_right <= image1_bb_right) && (image2_bb_right >= image1_bb_left) &&
(image2_bb_bottom <= image1_bb_bottom) && (image2_bb_bottom >= image1_bb_top)
)
{
collision = TRUE;
}
else if(
(image2_bb_right <= image1_bb_right) && (image2_bb_right >= image1_bb_left) &&
(image2_bb_bottom <= image1_bb_bottom) && (image2_bb_bottom >= image1_bb_top)
)
{
collision = TRUE;
}
if(
(image1_bb_top > image2_bb_top) && (image1_bb_bottom < image2_bb_bottom) &&
(image2_bb_left > image1_bb_left) && (image2_bb_right < image1_bb_right)
)
{
collision = TRUE;
}
if(
(image2_bb_top > image1_bb_top) && (image2_bb_bottom < image1_bb_bottom) &&
(image1_bb_left > image2_bb_left) && (image1_bb_right < image2_bb_right)
)
{
collision = TRUE;
}
speed_counter--;
} // speed counter loop
draw_sprite(buffer, image1, image1_x_position, image1_y_position); // Draw image1
draw_sprite(buffer, image2, image2_x_position, image2_y_position); // Draw image2
if(show_bbox == TRUE)
{
line(buffer, image1_bb_left, image1_bb_top, image1_bb_right, image1_bb_top, makecol(255,0,0));
line(buffer, image1_bb_left, image1_bb_bottom, image1_bb_right, image1_bb_bottom, makecol(255,0,0));
line(buffer, image1_bb_left, image1_bb_top, image1_bb_left, image1_bb_bottom, makecol(255,0,0));
line(buffer, image1_bb_right, image1_bb_top, image1_bb_right, image1_bb_bottom, makecol(255,0,0));
line(buffer, image2_bb_left, image2_bb_top, image2_bb_right, image2_bb_top, makecol(255,0,0));
line(buffer, image2_bb_left, image2_bb_bottom, image2_bb_right, image2_bb_bottom, makecol(255,0,0));
line(buffer, image2_bb_left, image2_bb_top, image2_bb_left, image2_bb_bottom, makecol(255,0,0));
line(buffer, image2_bb_right, image2_bb_top, image2_bb_right, image2_bb_bottom, makecol(255,0,0));
}
if(collision == TRUE)
{
textprintf_ex(buffer, font, 0,0, makecol(255,255,255), -1, "Collision!");
}
if(clicked == TRUE)
{
textprintf_ex(buffer, font, 0,0, makecol(255,255,255), -1, "geklickt !");
}
draw_sprite(buffer, cursor, mouse_x, mouse_y);
blit(buffer, screen, 0, 0, 0, 0, 800, 600);//Blit the buffer
clear(buffer);//Clear the buffer
}
//Destroy all bitmaps
destroy_bitmap(buffer);
destroy_bitmap(image1);
destroy_bitmap(image2);
return 0;
}