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helds/gba/logosplash/src/logosplash.c
tangstad 229972274f Changed shading of s-piece.
Added small animation of brick moving into place.
2005-11-09 21:30:34 +00:00

94 lines
2.8 KiB
C

//---------------------------------------------------------------------------------
// Initial code from devkitARM - http://www.devkit.tk
//---------------------------------------------------------------------------------
#include "gba_video.h"
#include "gba_systemcalls.h"
#include "gba_input.h"
#include "gba_interrupt.h"
#include "gba_sprites.h"
#include "gba_dma.h"
#include "pcx.h"
#include "fade.h"
#include <stdlib.h>
#include <string.h>
//---------------------------------------------------------------------------------
// header for binary data generated by bin2o macro in makefile
//---------------------------------------------------------------------------------
#include "s_piece_bin.h"
#include "helds_logo_bin.h"
#include "helds_pal_bin.h"
//---------------------------------------------------------------------------------
// storage space for palette data
//---------------------------------------------------------------------------------
u16 PaletteBuffer[256];
OBJATTR sprite;
unsigned int frame;
//---------------------------------------------------------------------------------
void VblankInterrupt()
//---------------------------------------------------------------------------------
{
frame += 1;
ScanKeys();
}
void move_show_and_wait(u16 x, u16 y, u16 wait_ticks) {
// assume we are in vblank
sprite.attr1 = OBJ_X(x);
sprite.attr0 = OBJ_256_COLOR | OBJ_Y(y);
CpuFastSet(&sprite, OAM, COPY32 | sizeof(sprite)/4);
u16 i;
for (i=0; i<wait_ticks; i++) VBlankIntrWait();
}
//---------------------------------------------------------------------------------
// Program entry point
//---------------------------------------------------------------------------------
int main(void)
//---------------------------------------------------------------------------------
{
// Set up the interrupt handlers
InitInterrupt();
SetInterrupt( IE_VBL, VblankInterrupt);
// Enable Vblank Interrupt to allow VblankIntrWait
EnableInterrupt(IE_VBL);
// Allow Interrupts
REG_IME = 1;
// screen mode, background and objects to display
SetMode( MODE_4 | BG2_ON | OBJ_ON );
CpuFastSet(helds_logo_bin, (u16*)VRAM, COPY32 | helds_logo_bin_size/4);
CpuFastSet(helds_pal_bin, PaletteBuffer, COPY32 | helds_pal_bin_size / 4);
FadeToPalette( PaletteBuffer, 60);
CpuFastSet(s_piece_bin, BITMAP_OBJ_BASE_ADR, COPY32 | s_piece_bin_size/4);
CpuFastSet(PaletteBuffer, OBJ_COLORS, COPY32 | sizeof(PaletteBuffer)/4);
memset(&sprite, 0, sizeof(sprite));
sprite.attr2 = OBJ_CHAR(512);
while (1)
{
VBlankIntrWait();
move_show_and_wait(147, 74, 60);
move_show_and_wait(147, 76, 60);
move_show_and_wait(147, 78, 30);
move_show_and_wait(145, 78, 30);
move_show_and_wait(145, 80, 60);
move_show_and_wait(145, 82, 60);
move_show_and_wait(145, 84, 60);
move_show_and_wait(145, 86, 60);
move_show_and_wait(145, 88, 180);
}
}