sillysagiri/bad-apple
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im fucking done... i couldnt get music working

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This commit is contained in:
sillysagiri 2023-12-29 14:15:32 +07:00
parent 589a0c94a4
commit 60a698ee50
5 changed files with 112 additions and 31 deletions
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1
.gitignore vendored
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@ -6,6 +6,7 @@
/build*
/resource/image.bin
/resource/music.raw
/resource/palette.bin
/.cache

3
CMakeLists.txt
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@ -26,7 +26,8 @@ set(PROJECT_INCLUDE
set(PROJECT_VENDOR
"filesystem"
"fat")
"fat"
"mm9")
add_executable(${PROJECT_NAME} ${PROJECT_SOURCES} ${VENDOR_SOURCES})
target_include_directories(${PROJECT_NAME} PRIVATE ${PROJECT_INCLUDE})

2
arm7/CMakeLists.txt
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@ -18,4 +18,4 @@ file(GLOB PROJECT_SOURCES CONFIGURE_DEPENDS
add_executable(arm7 ${PROJECT_SOURCES})
target_include_directories(arm7 PRIVATE ${PROJECT_INCLUDE})
target_link_libraries(arm7 PUBLIC dswifi7 mm7)
target_link_libraries(arm7 PUBLIC dswifi7 mm7 filesystem fat)

9
arm7/src/main.cpp
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@ -30,6 +30,13 @@
#include <nds.h>
#include <dswifi7.h>
#include <maxmod7.h>
#include <filesystem.h>
#include <cstdio>
#include <cstdlib>
#include <nds/debug.h>
static FILE *in_music = NULL;
//---------------------------------------------------------------------------------
void VblankHandler(void) {
@ -52,6 +59,8 @@ void powerButtonCB() {
exitflag = true;
}
//---------------------------------------------------------------------------------
int main() {
//---------------------------------------------------------------------------------

128
src/main.cpp
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@ -2,20 +2,24 @@
#include <cstddef>
#include <cstdlib>
#include <malloc.h>
#include <mm_types.h>
#include <nds.h>
#include <filesystem.h>
#include <nds/arm9/cache.h>
#include <nds/arm9/decompress.h>
#include <nds/bios.h>
#include <nds/dma.h>
#include <nds/system.h>
#include <nds/timers.h>
#include <stdio.h>
#include <maxmod9.h>
#define TIMER_SPEED (BUS_CLOCK/1024)
void wait_forever(const char* msg);
size_t LoadFile(const char* file, unsigned char **buffer);
void readNextBatch(FILE *input, void *output);
void readNextMusic(FILE *input, void *output);
void vbl_handler();
class CircularQueue {
@ -66,12 +70,50 @@ public:
}
};
static uint8_t chunk[256*192*4*7];
static int chunk_counter = 0;
static CircularQueue queue(7);
static FILE *in = NULL;
static FILE *in_music = NULL;
static int bgp;
static uint8_t music_buffer[1024*1000];
static CircularQueue music_queue(1000);
mm_word on_stream_request( mm_word length, mm_addr dest, mm_stream_formats format ) {
if(in_music){
size_t samplesize = 1;
switch(format){
case MM_STREAM_8BIT_MONO: samplesize = 1; break;
case MM_STREAM_8BIT_STEREO: samplesize = 2; break;
case MM_STREAM_16BIT_MONO: samplesize = 2; break;
case MM_STREAM_16BIT_STEREO: samplesize = 4; break;
}
dmaCopy(&music_buffer[1024*music_queue.front], dest, 1024);
music_queue.pop();
fprintf(stderr, "music %i/%i\n", music_queue.front, music_queue.current);
// fprintf(stderr, "%i %p %i\n", length, dest, format);
// int res = fread(music_buffer, 1, length, in_music);
// dmaCopy(music_buffer, dest, res);
// DC_FlushRange(music_buffer, 1024);
// if(res){
// length = res;
// } else {
// mmStreamClose();
// fclose(in_music);
// length = 0;
// }
}
return length;
}
int main(void) {
videoSetMode(MODE_5_3D);
@ -87,18 +129,10 @@ int main(void) {
nitroFSInit(NULL);
in = fopen("nitro:/image.bin", "rb");
if (in == NULL) wait_forever("cannot load nitro:/image.bin");
if (in == NULL) wait_forever("cannot load image.bin");
// unsigned char* bmp = NULL;
// unsigned char* bmp_decompress = (unsigned char*)malloc(256*192);
// size_t bmp_len = LoadFile("nitro:/image.bin", &bmp);
// // size_t bmp_decompress_len = bmp[0] | bmp[1] << 8;
// size_t bmp_decompress_len = 0;
// memcpy(&bmp_decompress_len, bmp, sizeof(uint32));
// fprintf(stderr, "%i %i\n", bmp_decompress_len, bmp_len);
// fastlz_decompress(&bmp[4], bmp_decompress_len, bmp_decompress, 256*192);
in_music = fopen("nitro:/music.raw", "rb");
if (in_music == NULL) wait_forever("cannot load music.raw");
unsigned char* pal = NULL;
size_t pal_len = LoadFile("nitro:/palette.bin", &pal);
@ -106,10 +140,10 @@ int main(void) {
bgp = bgInit(3, BgType_Bmp8, BgSize_B8_256x256, 0, 0);
dmaCopy(pal, BG_PALETTE, pal_len);
// // DC_FlushRange(bg, bg_len);
// dmaCopy(bmp_decompress, bgGetGfxPtr(bgp), 256*192);
// nocashMessage("done\n");
// DC_FlushAll();
// timerStart(1, ClockDivider_1024, TIMER_FREQ_1024(30), music);
// fprintf(stderr, "start debug\n");
// int cframe = 0;
@ -138,9 +172,34 @@ int main(void) {
queue.push();
readNextBatch(in, &chunk[256*192*4 * queue.rear]);
fprintf(stderr, "read %i\n", queue.rear);
// if (queue.rear == 1) break;
}
while(!music_queue.isFull()) {
music_queue.push();
readNextMusic(in_music, &music_buffer[1024 * music_queue.rear]);
}
DC_FlushAll();
mm_ds_system sys;
sys.mod_count = 0;
sys.samp_count = 0;
sys.mem_bank = 0;
sys.fifo_channel = FIFO_MAXMOD;
mmInit( &sys );
mm_stream mystream;
mystream.sampling_rate = 1000;
mystream.buffer_length = 1024;
mystream.callback = on_stream_request;
mystream.format = MM_STREAM_16BIT_MONO;
mystream.timer = MM_TIMER2;
mystream.manual = true;
// mmStreamOpen( &mystream );
DC_FlushAll();
while(1) {
irqSet(IRQ_VBLANK, vbl_handler);
@ -150,6 +209,12 @@ int main(void) {
readNextBatch(in, &chunk[256*192*4 * queue.rear]);
// fprintf(stderr, "read %i\n", queue.rear);
}
if (!music_queue.isFull()) {
music_queue.push();
readNextMusic(in_music, &music_buffer[1024 * music_queue.rear]);
fprintf(stderr, "read music %i\n", music_queue.rear);
}
}
return 0;
@ -157,13 +222,16 @@ int main(void) {
void vbl_handler()
{
// if (queue.isEmpty() && chunk_counter == 0) {
// return;
// fprintf(stderr, "NO QUEUE!!!!!");
// }
mmStreamUpdate();
if (queue.isEmpty() && chunk_counter == 0) {
return;
fprintf(stderr, "NO QUEUE!!!!!\n");
}
DC_FlushRange(&chunk[256*192*4 * queue.front + 256*192*chunk_counter], 256*192*4);
dmaCopy(&chunk[256*192*4 * queue.front + 256*192*chunk_counter], bgGetGfxPtr(bgp), 256*192);
fprintf(stderr, "count: %i, %i\n ", chunk_counter, queue.current);
// fprintf(stderr, "count: %i, %i\n ", chunk_counter, queue.current);
chunk_counter++;
if (chunk_counter >= 4) {
@ -172,11 +240,18 @@ void vbl_handler()
chunk_counter = 0;
} else {
chunk_counter = 4;
fprintf(stderr, "NO QUEUE!!!!!");
fprintf(stderr, "NO QUEUE!!!!!\n");
}
}
}
static void *buffer = malloc(256*192*4);
void readNextMusic(FILE *input, void *output)
{
fread(output, 1024, 1, input);
}
void readNextBatch(FILE *input, void *output)
{
uint32_t chunk_len;
@ -185,20 +260,15 @@ void readNextBatch(FILE *input, void *output)
bool isRLE = chunk_len & 0x01;
chunk_len = chunk_len >> 1;
uint8_t buffer[chunk_len];
// uint8_t *buffer2 = (uint8_t*)malloc(256*192*4);
fread(buffer, 1, chunk_len, input);
DC_FlushRange(buffer, 256*192*4);
// DC_FlushRange(output, 256*192*4);
if (isRLE)
{
// fprintf(stderr, "rle\n");
decompress(buffer, output, RLE);
// dmaCopy(buffer2, output, 256*192*4);
}
else
{
// fprintf(stderr, "fastlz\n");
fastlz_decompress(buffer, chunk_len, output, 256*192*4);
}
}
@ -228,7 +298,7 @@ size_t LoadFile(const char* file, unsigned char **buffer)
void wait_forever(const char* msg)
{
fprintf(stdout, "%s", msg);
fprintf(stderr, "%s", msg);
fprintf(stdout, "%s\n", msg);
fprintf(stderr, "%s\n", msg);
while (1) swiWaitForVBlank();
}