// Function: main() ======================================================================
int main()
{
// Variables
map_fragment_info_ptr bg_background;
// Initialize HAMlib
ham_Init();
// Set system prefetch
//hel_SysSetPrefetch(TRUE);
// Initialize Splash-Screen System
hel_SplashInit((void*)g_SplashScreenSystemBuffer);
// Enter bg mode 4 for the splash screen
ham_SetBgMode(4);
// Splashscreen 1
hel_Splash
(
(u16*)ResData(RES_SPLASHSCREEN_RAW), // pBitmap
(u16*)ResData(RES_SPLASHSCREEN_PAL), // pPalette
RGB(0,0,0), // InBlendColor
RGB(0,0,0), // OutBlendColor
60, // BlendDelay
2000, // DisplayDelay
500, // ContinueDelay
COMPRESSION_TYPE_NONE, // CompressionType,
0 // Flags
);
// Quit the splashscreen
hel_SplashQuit();
// Setup the background mode
ham_SetBgMode(1);
// Initialize the text display system
ham_InitText(0);
// Initialize the palettes
ham_LoadBGPal((void*)background_Palette, 256);
ham_LoadObjPal((void*)object_Palette, 256);
// Set the Text Color
ham_SetTextCol(195, 40);
// Setup the tileset for our image
ham_bg[1].ti = ham_InitTileSet((void*)background_Tiles, SIZEOF_16BIT(background_Tiles), 1, 1);
// Setup the map for our image
ham_bg[1].mi = ham_InitMapEmptySet(3,0);
bg_background = ham_InitMapFragment((void*)background_Map, 60, 20, 0, 0, 60, 20, 0);
// Copy (the whole) map to BG0 at x=0, y=0
ham_InsertMapFragment(bg_background, 1, 0, 0);
// Display the background
ham_InitBg(1, 1, 2, 1);
// Setup the array spot
array_spot = (32768 * dir_dk) + (4096 * animcnt);
// setup the initial state of the frame bits counter
frameCounter = 0;
// Setup the dk
dk = ham_CreateObj(
(void *)&dk_Bitmap[array_spot],
0,3,OBJ_MODE_NORMAL,1,0,0,0,0,0,0,dk_x,dk_y);
// Start the VBL interrupt handler
ham_StartIntHandler(INT_TYPE_VBL, (void*)&vbl_func);
while (1)
{
if (newframe)
{
// Write some stuff to the screen
ham_DrawText(1, 1, "480x160 background");
ham_DrawText(1, 2, "Arrows to scroll left-right");
ham_DrawText(1, 17, "scroll-x: %5d", map_x);
ham_DrawText(1, 18, "frame: %5d", frameCounter);
// Let the user move the map around
if (F_CTRLINPUT_RIGHT_PRESSED)
{
if (map_x < (480 - 240))
ham_SetBgXY(1, ++map_x, 0);
}
if (F_CTRLINPUT_LEFT_PRESSED)
{
if (map_x > 0)
ham_SetBgXY(1, --map_x, 0);
}
newframe = 0; // No longer a new frame
} // End of if(newframe)
} // End of while(1)
return 0;
} // End of main()
//******************//
// Helper Functions //
//******************//
void Move()
{
struct ControllerState cont = GetControllerState();
bool moving = FALSE;
// move player
if ( cont.left )
{
if ( g_cam_x > 0 && ((g_hippy.x + g_hippy.w / 2) == (SCREEN_WIDTH / 2)) )
HScroll(-WALK_SPEED);
else if ( g_hippy.x > 0 )
g_hippy.x -= WALK_SPEED;
g_hippy.baseFrame = FACE_SIDE;
ham_SetObjHFlip(g_hippy.sprite, FALSE);
moving = TRUE;
}
if ( cont.right )
{
if ( g_cam_x < (MAP_WIDTH - SCREEN_WIDTH - 1) && ((g_hippy.x + g_hippy.w / 2) == (SCREEN_WIDTH / 2)) )
HScroll(WALK_SPEED);
else if ( g_hippy.x < (SCREEN_WIDTH - g_hippy.w) )
g_hippy.x += WALK_SPEED;
if ( !moving )
{
g_hippy.baseFrame = FACE_SIDE;
ham_SetObjHFlip(g_hippy.sprite, TRUE);
moving = TRUE;
}
}
if ( cont.up )
{
if ( g_cam_y > 0 && ((g_hippy.y + g_hippy.h / 2) == (SCREEN_HEIGHT / 2)) )
VScroll(-WALK_SPEED);
else if ( g_hippy.y > 0 )
g_hippy.y -= WALK_SPEED;
if ( !moving )
{
g_hippy.baseFrame = FACE_UP;
moving = TRUE;
}
}
if ( cont.down )
{
if ( g_cam_y < (MAP_HEIGHT - SCREEN_HEIGHT - 1) && ((g_hippy.y + g_hippy.h / 2) == (SCREEN_HEIGHT / 2)) )
VScroll(WALK_SPEED);
else if ( g_hippy.y < (SCREEN_HEIGHT - g_hippy.h) )
g_hippy.y += WALK_SPEED;
if ( !moving )
{
g_hippy.baseFrame = FACE_DOWN;
moving = TRUE;
}
}
// move player
ham_SetBgXY(0, g_cam_x, g_cam_y);
ham_SetObjXY(g_hippy.sprite, g_hippy.x, g_hippy.y);
// move shroom
ham_SetObjXY(g_shroom.sprite, g_shroom.x, g_shroom.y);
// move key
ham_SetObjXY(g_key.sprite, g_key.x, g_key.y);
// set hippy frame
int animIndex = g_hippy.w * g_hippy.h * (g_hippy.baseFrame + g_hippy.frameDif);
ham_UpdateObjGfx(g_hippy.sprite, (void *)&hippy_bitmap[animIndex]);
g_count++;
if ( moving && ((g_count % HIPPY_TPF) == 0) )
g_hippy.frameDif =(g_hippy.frameDif + 1) % HIPPY_FRAMES;
}
