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#include <psx.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
unsigned int prim_list[0x4000];
unsigned char filebuf[0x40000];
volatile int display_is_old = 0;
void prog_vblank_handler()
{
display_is_old = 1;
}
int main()
{
FILE *f;
GsSprite my_sprite;
GsImage my_image;
int y = 0;
int ro = 0;
int sc_x = SCALE_ONE;
int sc_y = SCALE_ONE;
unsigned short padbuf;
PSX_Init();
GsInit();
GsSetList(prim_list);
GsSetVideoMode(320, 240, EXAMPLES_VMODE);
GsClearMem();
GsSetDrawEnvSimple(0, 256, 320, 240);
GsSetDispEnvSimple(0, 0);
f = fopen("cdrom:\\IMAGE.TIM;1", "rb");
fseek(f, 0, SEEK_END);
y = ftell(f);
fseek(f, 0, SEEK_SET);
fread(filebuf, sizeof(char), y, f);
fclose(f);
GsImageFromTim(&my_image, filebuf);
GsSpriteFromImage(&my_sprite, &my_image, 1);
SetVBlankHandler(prog_vblank_handler);
GsLoadFont(768, 0, 768, 128);
while(GsIsWorking());
while(1)
{
if(display_is_old)
{
PSX_ReadPad(&padbuf, NULL);
if(padbuf & PAD_LEFT)
{
ro--;
if(ro < 0) ro = 359;
}
if(padbuf & PAD_RIGHT)
{
ro++;
if(ro>=360) ro = 0;
}
if(padbuf & PAD_UP)
sc_x+=128;
if(padbuf & PAD_DOWN)
sc_x-=128;
if(padbuf & PAD_CROSS)
sc_y-=128;
if(padbuf & PAD_CIRCLE)
sc_y+=128;
GsSortCls(0, 0, 0);
my_sprite.x = 100;
my_sprite.y = 100;
my_sprite.r = my_sprite.g = my_sprite.b = NORMAL_LUMINOSITY;
my_sprite.rotate = ROTATE_ONE*ro;
my_sprite.scalex = sc_x;
my_sprite.scaley = sc_y;
my_sprite.mx = (my_sprite.w/2) * (my_sprite.scalex / 4096);
my_sprite.my = (my_sprite.h/2) * (my_sprite.scaley / 4096);
GsSortSprite(&my_sprite);
GsPrintFont(0, 0, "ro=%d\nsc_x=%d\nsc_y=%d", ro, sc_x, sc_y);
GsDrawList();
while(GsIsWorking());
y=!y;
GsSetDrawEnvSimple(0, y?0:256, 320, 240);
GsSetDispEnvSimple(0, y?256:0);
display_is_old = 0;
}
}
}
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