void run_demo(packet_t *packet)
{
int context = 0;
vertex_t v0;
color_t c0;
color_t c1;
texbuffer_t texbuf;
clutbuffer_t clut;
lod_t lod;
packet_t *packets[2];
packet_t *current;
packets[0] = packet_init(10000,PACKET_NORMAL);
packets[1] = packet_init(10000,PACKET_NORMAL);
// Use linear filtering for good scaling results
lod.calculation = LOD_USE_K;
lod.max_level = 0;
lod.mag_filter = LOD_MAG_LINEAR;
lod.min_filter = LOD_MIN_LINEAR;
lod.l = 0;
lod.k = 0;
texbuf.width = 512;
texbuf.psm = GS_PSM_4;
texbuf.address = myaddress;
texbuf.info.width = draw_log2(512);
texbuf.info.height = draw_log2(256);
texbuf.info.components = TEXTURE_COMPONENTS_RGBA;
texbuf.info.function = TEXTURE_FUNCTION_MODULATE;
clut.storage_mode = CLUT_STORAGE_MODE1;
clut.start = 0;
clut.psm = GS_PSM_32;
clut.load_method = CLUT_LOAD;
clut.address = clutaddress;
v0.x = 320.0f;
v0.y = 240.0f;
v0.z = 4;
c0.r = 0xFF;
c0.g = 0xFF;
c0.b = 0xFF;
c0.a = 0x80;
c0.q = 1.0f;
c1.r = 0xFF;
c1.g = 0x00;
c1.b = 0x00;
c1.a = 0x40;
c1.q = 1.0f;
// UTF-8
unsigned char str0[] = { 0x61, 0x62, 0xC2, 0xA9, 0x78, 0xC2, 0xA5, 0xC2, 0xB2, '\0'};
// Shift-JIS
unsigned char str1[] = {0x81, 0xBC, 0x93, 0xF1, 0x93, 0xF1, 0x93, 0xF1, 0x81, 0x69, 0x81, 0x40, 0x81,
0x4F, 0x83, 0xD6, 0x81, 0x4F, 0x81, 0x6A, 0x93, 0xF1, 0x81, 0xBD, 0x0D, '\0' };
qword_t *q = packet->data;
while(1)
{
current = packets[context];
q = current->data;
q = draw_clear(q,0,0,0,640.0f,448.0f,0x40,0x40,0x40);
q = draw_texture_sampling(q,0,&lod);
q = draw_texturebuffer(q,0,&texbuf,&clut);
impress.scale = 3.0f;
q = fontx_print_sjis(q,0,str1,CENTER_ALIGN,&v0,&c0,&krom_u,&krom_k);
q = fontstudio_print_string(q,0,str0,CENTER_ALIGN,&v0,&c1,&impress);
q = draw_finish(q);
dma_wait_fast();
dma_channel_send_normal(DMA_CHANNEL_GIF,current->data, q - current->data, 0,0);
draw_wait_finish();
context ^= 1;
graph_wait_vsync();
}
free(packets[0]);
free(packets[1]);
}
qword_t *list_display(qword_t *q, int context, list_t *list, fsfont_t *font)
{
int i;
int entry_height;
int entry_start = 0;
vertex_t position;
color_t regular_color;
color_t selection_color;
entry_t *entry;
regular_color.r = 0x80;
regular_color.g = 0x80;
regular_color.b = 0x80;
regular_color.a = 0x80;
regular_color.q = 1.0f;
selection_color.r = 0x80;
selection_color.g = 0x80;
selection_color.b = 0x00;
selection_color.a = 0x80;
selection_color.q = 1.0f;
position.x = (float)list->x;
position.z = 6;
entry = *(list->entries);
// Make it so selection scrolls forward at 10 entries from bottom
if (list->selection > list->display - 10)
{
entry_start = list->selection - 10;
}
// Make it so selection scrolls to bottom of list at end of list
if (list->num > list->display)
{
if (list->selection >= list->num - 10)
{
entry_start = list->num - list->display;
}
}
//printf("entry_start = %d\n", entry_start);
for (i = 0; i < list->display; i++)
{
if (i >= list->num)
{
break;
}
entry = list->entries[entry_start + i];
if (entry == NULL)
{
break;
}
entry_height = list->y + (i * font->height);
position.y = (float)entry_height;
if((entry_start+i) == list->selection)
{
q = fontstudio_print_string(q,0,entry,LEFT_ALIGN,&position,&selection_color,font);
}
else
{
q = fontstudio_print_string(q,0,entry,LEFT_ALIGN,&position,®ular_color,font);
}
}
return q;
}
