Result writehax_sharedmem_physmem(u32 *linearaddr)
{
Result ret=0;
u32 chunksize = 0x1000;
u32 *tmpbuf;
//Allocate memory for the sharedmem page, then copy the sharedmem physmem data into the buf.
tmpbuf = linearAlloc(chunksize);
if(tmpbuf==NULL)
{
printf("Failed to allocate mem for tmpbuf.\n");
return -1;
}
memset(tmpbuf, 0, chunksize);
GSPGPU_FlushDataCache(tmpbuf, chunksize);
GX_TextureCopy(linearaddr, 0, tmpbuf, 0, chunksize, 0x8);
gspWaitForPPF();
ret = init_hax_sharedmem(tmpbuf);
if(ret)
{
linearFree(tmpbuf);
return ret;
}
//Flush dcache for the modified sharedmem, then copy the data back into the sharedmem physmem.
GSPGPU_FlushDataCache(tmpbuf, chunksize);
GX_TextureCopy(tmpbuf, 0, linearaddr, 0, chunksize, 0x8);
gspWaitForPPF();
linearFree(tmpbuf);
return 0;
}
void gfxLoadBorder(u8* imgData, int imgWidth, int imgHeight) {
if(imgData == NULL || (borderInit && (borderWidth != imgWidth || borderHeight != imgHeight))) {
if(borderInit) {
C3D_TexDelete(&borderTexture);
borderInit = false;
}
borderWidth = 0;
borderHeight = 0;
gpuBorderWidth = 0;
gpuBorderHeight = 0;
if(imgData == NULL) {
return;
}
}
// Adjust the texture to power-of-two dimensions.
borderWidth = imgWidth;
borderHeight = imgHeight;
gpuBorderWidth = (int) pow(2, ceil(log(borderWidth) / log(2)));
gpuBorderHeight = (int) pow(2, ceil(log(borderHeight) / log(2)));
// Create the texture.
if(!borderInit && !C3D_TexInit(&borderTexture, gpuBorderWidth, gpuBorderHeight, GPU_RGBA8)) {
return;
}
C3D_TexSetFilter(&borderTexture, GPU_LINEAR, GPU_LINEAR);
// Copy the texture to a power-of-two sized buffer.
u32* imgBuffer = (u32*) imgData;
u32* temp = (u32*) linearAlloc(gpuBorderWidth * gpuBorderHeight * sizeof(u32));
for(int x = 0; x < borderWidth; x++) {
for(int y = 0; y < borderHeight; y++) {
temp[y * gpuBorderWidth + x] = imgBuffer[y * borderWidth + x];
}
}
GSPGPU_FlushDataCache(temp, gpuBorderWidth * gpuBorderHeight * sizeof(u32));
if(R_SUCCEEDED(GX_DisplayTransfer(temp, (u32) GX_BUFFER_DIM(gpuBorderWidth, gpuBorderHeight), (u32*) borderTexture.data, (u32) GX_BUFFER_DIM(gpuBorderWidth, gpuBorderHeight), GX_TRANSFER_FLIP_VERT(1) | GX_TRANSFER_OUT_TILED(1) | GX_TRANSFER_RAW_COPY(0) | GX_TRANSFER_IN_FORMAT(GX_TRANSFER_FMT_RGBA8) | GX_TRANSFER_OUT_FORMAT(GX_TRANSFER_FMT_RGBA8) | GX_TRANSFER_SCALING(GX_TRANSFER_SCALE_NO)))) {
gspWaitForPPF();
}
linearFree(temp);
GSPGPU_InvalidateDataCache(borderTexture.data, borderTexture.size);
borderInit = true;
}
void Sprite::render() {
if (dirtyPixels) {
dirtyPixels = false;
GSPGPU_FlushDataCache(pixels, w * h * format.bytesPerPixel);
C3D_SafeDisplayTransfer((u32*)pixels, GX_BUFFER_DIM(w, h), (u32*)texture.data, GX_BUFFER_DIM(w, h), TEXTURE_TRANSFER_FLAGS);
gspWaitForPPF();
}
C3D_TexBind(0, &texture);
C3D_BufInfo *bufInfo = C3D_GetBufInfo();
BufInfo_Init(bufInfo);
BufInfo_Add(bufInfo, vertices, sizeof(vertex), 2, 0x10);
C3D_DrawArrays(GPU_TRIANGLE_STRIP, 0, 4);
}
void gpuFrameEnd(void)
{
// Finish rendering
GPU_FinishDrawing();
GPUCMD_Finalize();
GPUCMD_FlushAndRun(NULL);
gspWaitForP3D(); // Wait for the rendering to complete
// Transfer the GPU output to the framebuffer
GX_SetDisplayTransfer(NULL, colorBuf, GX_BUFFER_DIM(240, 400),
(u32*)gfxGetFramebuffer(GFX_TOP, GFX_LEFT, NULL, NULL), GX_BUFFER_DIM(240, 400),
DISPLAY_TRANSFER_FLAGS);
gspWaitForPPF(); // Wait for the transfer to complete
// Reset the command buffer
GPUCMD_SetBufferOffset(0);
};
void sf2d_end_frame()
{
GPU_FinishDrawing();
GPUCMD_Finalize();
GPUCMD_FlushAndRun();
gspWaitForP3D();
//Copy the GPU rendered FB to the screen FB
if (cur_screen == GFX_TOP) {
GX_DisplayTransfer(gpu_fb_addr, GX_BUFFER_DIM(240, 400),
(u32 *)gfxGetFramebuffer(GFX_TOP, cur_side, NULL, NULL),
GX_BUFFER_DIM(240, 400), 0x1000);
} else {
GX_DisplayTransfer(gpu_fb_addr, GX_BUFFER_DIM(240, 320),
(u32 *)gfxGetFramebuffer(GFX_BOTTOM, GFX_LEFT, NULL, NULL),
GX_BUFFER_DIM(240, 320), 0x1000);
}
gspWaitForPPF();
//Clear the screen
GX_MemoryFill(gpu_fb_addr, clear_color, &gpu_fb_addr[0x2EE00],
0x201, gpu_depth_fb_addr, 0x00000000, &gpu_depth_fb_addr[0x2EE00], 0x201);
gspWaitForPSC0();
}
//---------------------------------------------------------------------------------
static void sceneInit(void) {
//---------------------------------------------------------------------------------
int i;
// Load the vertex shader, create a shader program and bind it
vshader_dvlb = DVLB_ParseFile((u32*)vshader_shbin, vshader_shbin_size);
shaderProgramInit(&program);
shaderProgramSetVsh(&program, &vshader_dvlb->DVLE[0]);
C3D_BindProgram(&program);
// Get the location of the uniforms
uLoc_projection = shaderInstanceGetUniformLocation(program.vertexShader, "projection");
// Configure attributes for use with the vertex shader
// Attribute format and element count are ignored in immediate mode
C3D_AttrInfo* attrInfo = C3D_GetAttrInfo();
AttrInfo_Init(attrInfo);
AttrInfo_AddLoader(attrInfo, 0, GPU_FLOAT, 3); // v0=position
AttrInfo_AddLoader(attrInfo, 1, GPU_FLOAT, 2); // v2=texcoord
// Compute the projection matrix
// Note: we're setting top to 240 here so origin is at top left.
Mtx_OrthoTilt(&projection, 0.0, 400.0, 240.0, 0.0, 0.0, 1.0);
// Configure buffers
C3D_BufInfo* bufInfo = C3D_GetBufInfo();
BufInfo_Init(bufInfo);
unsigned char* image;
unsigned width, height;
lodepng_decode32(&image, &width, &height, ballsprites_png, ballsprites_png_size);
u8 *gpusrc = linearAlloc(width*height*4);
// GX_DisplayTransfer needs input buffer in linear RAM
u8* src=image; u8 *dst=gpusrc;
// lodepng outputs big endian rgba so we need to convert
for(int i = 0; i<width*height; i++) {
int r = *src++;
int g = *src++;
int b = *src++;
int a = *src++;
*dst++ = a;
*dst++ = b;
*dst++ = g;
*dst++ = r;
}
// ensure data is in physical ram
GSPGPU_FlushDataCache(gpusrc, width*height*4);
// Load the texture and bind it to the first texture unit
C3D_TexInit(&spritesheet_tex, width, height, GPU_RGBA8);
// Convert image to 3DS tiled texture format
C3D_SafeDisplayTransfer ((u32*)gpusrc, GX_BUFFER_DIM(width,height), (u32*)spritesheet_tex.data, GX_BUFFER_DIM(width,height), TEXTURE_TRANSFER_FLAGS);
gspWaitForPPF();
C3D_TexSetFilter(&spritesheet_tex, GPU_LINEAR, GPU_NEAREST);
C3D_TexBind(0, &spritesheet_tex);
free(image);
linearFree(gpusrc);
// Configure the first fragment shading substage to just pass through the texture color
// See https://www.opengl.org/sdk/docs/man2/xhtml/glTexEnv.xml for more insight
C3D_TexEnv* env = C3D_GetTexEnv(0);
C3D_TexEnvSrc(env, C3D_Both, GPU_TEXTURE0, 0, 0);
C3D_TexEnvOp(env, C3D_Both, 0, 0, 0);
C3D_TexEnvFunc(env, C3D_Both, GPU_REPLACE);
srand(time(NULL));
for(i = 0; i < NUM_SPRITES; i++) {
//random place and speed
sprites[i].x = (rand() % (400 - 32 )) << 8;
sprites[i].y = (rand() % (240 - 32 )) << 8 ;
sprites[i].dx = (rand() & 0xFF) + 0x100;
sprites[i].dy = (rand() & 0xFF) + 0x100;
sprites[i].image = rand() & 3;
if(rand() & 1)
sprites[i].dx = -sprites[i].dx;
if(rand() & 1)
sprites[i].dy = -sprites[i].dy;
}
// Configure depth test to overwrite pixels with the same depth (needed to draw overlapping sprites)
C3D_DepthTest(true, GPU_GEQUAL, GPU_WRITE_ALL);
}
void gfxDrawScreen() {
int screenTexSize = 256;
u32* transferBuffer = screenBuffer;
GPU_TEXTURE_FILTER_PARAM filter = GPU_NEAREST;
if(scaleMode != 0 && scaleFilter != 0) {
filter = GPU_LINEAR;
if(scaleFilter == 2) {
screenTexSize = 512;
transferBuffer = scale2xBuffer;
gfxScale2xRGBA8888(screenBuffer, 256, scale2xBuffer, 512, 256, 224);
}
}
if(!screenInit || screenTexture.width != screenTexSize || screenTexture.height != screenTexSize) {
if(screenInit) {
C3D_TexDelete(&screenTexture);
screenInit = false;
}
screenInit = C3D_TexInit(&screenTexture, screenTexSize, screenTexSize, GPU_RGBA8);
}
C3D_TexSetFilter(&screenTexture, filter, filter);
GSPGPU_FlushDataCache(transferBuffer, screenTexSize * screenTexSize * sizeof(u32));
if(R_SUCCEEDED(GX_DisplayTransfer(transferBuffer, (u32) GX_BUFFER_DIM(screenTexSize, screenTexSize), (u32*) screenTexture.data, (u32) GX_BUFFER_DIM(screenTexSize, screenTexSize), GX_TRANSFER_FLIP_VERT(1) | GX_TRANSFER_OUT_TILED(1) | GX_TRANSFER_RAW_COPY(0) | GX_TRANSFER_IN_FORMAT(GX_TRANSFER_FMT_RGBA8) | GX_TRANSFER_OUT_FORMAT(GX_TRANSFER_FMT_RGBA8) | GX_TRANSFER_SCALING(GX_TRANSFER_SCALE_NO)))) {
gspWaitForPPF();
}
GSPGPU_InvalidateDataCache(screenTexture.data, screenTexture.size);
if(!C3D_FrameBegin(0)) {
return;
}
C3D_RenderTarget* target = gameScreen == 0 ? targetTop : targetBottom;
C3D_FrameDrawOn(target);
C3D_FVUnifMtx4x4(GPU_VERTEX_SHADER, shaderInstanceGetUniformLocation(program.vertexShader, "projection"), gameScreen == 0 ? &projectionTop : &projectionBottom);
u16 viewportWidth = target->renderBuf.colorBuf.height;
u16 viewportHeight = target->renderBuf.colorBuf.width;
// Draw the screen.
if(screenInit) {
// Calculate the VBO dimensions.
int screenWidth = 256;
int screenHeight = 224;
if(scaleMode == 1) {
screenWidth *= 1.25f;
screenHeight *= 1.25f;
} else if(scaleMode == 2) {
screenWidth *= 1.50f;
screenHeight *= 1.50f;
} else if(scaleMode == 3) {
screenWidth *= viewportHeight / (float) screenHeight;
screenHeight = viewportHeight;
} else if(scaleMode == 4) {
screenWidth = viewportWidth;
screenHeight = viewportHeight;
}
// Calculate VBO points.
const float x1 = ((int) viewportWidth - screenWidth) / 2.0f;
const float y1 = ((int) viewportHeight - screenHeight) / 2.0f;
const float x2 = x1 + screenWidth;
const float y2 = y1 + screenHeight;
static const float baseTX2 = 256.0f / 256.0f;
static const float baseTY2 = 224.0f / 256.0f;
static const float baseFilterMod = 0.25f / 256.0f;
float tx2 = baseTX2;
float ty2 = baseTY2;
if(scaleMode != 0 && scaleFilter == 1) {
tx2 -= baseFilterMod;
ty2 -= baseFilterMod;
}
C3D_TexBind(0, &screenTexture);
C3D_ImmDrawBegin(GPU_TRIANGLES);
C3D_ImmSendAttrib(x1, y1, 0.5f, 0.0f);
C3D_ImmSendAttrib(0, 0, 0.0f, 0.0f);
C3D_ImmSendAttrib(x2, y2, 0.5f, 0.0f);
C3D_ImmSendAttrib(tx2, ty2, 0.0f, 0.0f);
C3D_ImmSendAttrib(x2, y1, 0.5f, 0.0f);
C3D_ImmSendAttrib(tx2, 0, 0.0f, 0.0f);
C3D_ImmSendAttrib(x1, y1, 0.5f, 0.0f);
C3D_ImmSendAttrib(0, 0, 0.0f, 0.0f);
C3D_ImmSendAttrib(x1, y2, 0.5f, 0.0f);
C3D_ImmSendAttrib(0, ty2, 0.0f, 0.0f);
C3D_ImmSendAttrib(x2, y2, 0.5f, 0.0f);
C3D_ImmSendAttrib(tx2, ty2, 0.0f, 0.0f);
C3D_ImmDrawEnd();
}
// Draw the border.
if(borderInit && scaleMode != 4) {
// Calculate VBO points.
int scaledBorderWidth = borderWidth;
int scaledBorderHeight = borderHeight;
if(borderScaleMode == 1) {
if(scaleMode == 1) {
scaledBorderWidth *= 1.25f;
scaledBorderHeight *= 1.25f;
} else if(scaleMode == 2) {
scaledBorderWidth *= 1.50f;
scaledBorderHeight *= 1.50f;
} else if(scaleMode == 3) {
scaledBorderWidth *= viewportHeight / 224.0f;
scaledBorderHeight *= viewportHeight / 224.0f;
} else if(scaleMode == 4) {
scaledBorderWidth *= viewportWidth / 256.0f;
scaledBorderHeight *= viewportHeight / 224.0f;
}
}
const float x1 = ((int) viewportWidth - scaledBorderWidth) / 2.0f;
const float y1 = ((int) viewportHeight - scaledBorderHeight) / 2.0f;
const float x2 = x1 + scaledBorderWidth;
const float y2 = y1 + scaledBorderHeight;
float tx2 = (float) borderWidth / (float) gpuBorderWidth;
float ty2 = (float) borderHeight / (float) gpuBorderHeight;
C3D_TexBind(0, &borderTexture);
C3D_ImmDrawBegin(GPU_TRIANGLES);
C3D_ImmSendAttrib(x1, y1, 0.5f, 0.0f);
C3D_ImmSendAttrib(0, 0, 0.0f, 0.0f);
C3D_ImmSendAttrib(x2, y2, 0.5f, 0.0f);
C3D_ImmSendAttrib(tx2, ty2, 0.0f, 0.0f);
C3D_ImmSendAttrib(x2, y1, 0.5f, 0.0f);
C3D_ImmSendAttrib(tx2, 0, 0.0f, 0.0f);
C3D_ImmSendAttrib(x1, y1, 0.5f, 0.0f);
C3D_ImmSendAttrib(0, 0, 0.0f, 0.0f);
C3D_ImmSendAttrib(x1, y2, 0.5f, 0.0f);
C3D_ImmSendAttrib(0, ty2, 0.0f, 0.0f);
C3D_ImmSendAttrib(x2, y2, 0.5f, 0.0f);
C3D_ImmSendAttrib(tx2, ty2, 0.0f, 0.0f);
C3D_ImmDrawEnd();
}
C3D_FrameEnd(0);
}
//This searches physmem for the page which starts with the data stored in cmpblock_bin. The first byte in cmpblock is XORed with 0x01 to avoid detecting the cmpblock in physmem.
Result locate_sharedmem_linearaddr(u32 **linearaddr)
{
u8 *tmpbuf;
u32 chunksize = 0x100000;
u32 linearpos, bufpos, size;
u32 i;
u32 xorval;
int found = 0;
*linearaddr = NULL;
tmpbuf = linearAlloc(chunksize);
if(tmpbuf==NULL)
{
printf("Failed to allocate mem for tmpbuf.\n");
return -1;
}
size = osGetMemRegionSize(MEMREGION_APPLICATION);
for(linearpos=0; linearpos<size; linearpos+= chunksize)
{
*linearaddr = (u32*)(0x30000000+linearpos);
memset(tmpbuf, 0, chunksize);
GSPGPU_FlushDataCache(tmpbuf, chunksize);
GX_TextureCopy(*linearaddr, 0, (u32*)tmpbuf, 0, chunksize, 0x8);
gspWaitForPPF();
for(bufpos=0; bufpos<chunksize; bufpos+= 0x1000)
{
found = 1;
for(i=0; i<cmpblock_bin_size; i++)
{
xorval = 0;
if(i==0)xorval = 1;
if(tmpbuf[bufpos + i] != (cmpblock_bin[i] ^ xorval))
{
found = 0;
break;
}
}
if(found)
{
*linearaddr = (u32*)(0x30000000+linearpos+bufpos);
break;
}
}
if(found)break;
}
linearFree(tmpbuf);
if(!found)return -1;
return 0;
}
int main()
{
int i, x, y;
touchPosition lastTouch;
u32 repeatkeys = 0;
int repeatstate = 0;
int repeatcount = 0;
running = 0;
pause = 0;
exitemu = 0;
PPU_Init();
srvInit();
aptInit();
aptOpenSession();
APT_SetAppCpuTimeLimit(NULL, 30); // enables syscore usage
aptCloseSession();
gfxInit();
hidInit(NULL);
fsInit();
GPU_Init(NULL);
gpuCmdSize = 0x40000;
gpuCmd = (u32*)linearAlloc(gpuCmdSize*4);
GPU_Reset(gxCmdBuf, gpuCmd, gpuCmdSize);
shader = SHDR_ParseSHBIN((u32*)blarg_shbin, blarg_shbin_size);
GX_SetMemoryFill(gxCmdBuf, (u32*)gpuOut, 0x404040FF, (u32*)&gpuOut[0x2EE00], 0x201, (u32*)gpuDOut, 0x00000000, (u32*)&gpuDOut[0x2EE00], 0x201);
gfxSwapBuffersGpu();
UI_SetFramebuffer(gfxGetFramebuffer(GFX_BOTTOM, GFX_LEFT, NULL, NULL));
BorderTex = (u32*)linearAlloc(512*256*4);
MainScreenTex = (u32*)linearAlloc(512*256*4);
SubScreenTex = (u32*)linearAlloc(512*256*4);
BrightnessTex = (u8*)linearAlloc(8*256);
borderVertices = (float*)linearAlloc(5*3 * 2 * sizeof(float));
screenVertices = (float*)linearAlloc(7*3 * 2 * sizeof(float));
float* fptr = &vertexList[0];
for (i = 0; i < 5*3*2; i++) borderVertices[i] = *fptr++;
for (i = 0; i < 7*3*2; i++) screenVertices[i] = *fptr++;
sdmcArchive = (FS_archive){0x9, (FS_path){PATH_EMPTY, 1, (u8*)""}};
FSUSER_OpenArchive(NULL, &sdmcArchive);
if (!LoadBorder("/blargSnesBorder.bmp"))
CopyBitmapToTexture(defaultborder, BorderTex, 400, 240, 0xFF, 0, 64, true);
CopyBitmapToTexture(screenfill, PPU_MainBuffer, 256, 224, 0, 16, 64, false);
memset(PPU_SubBuffer, 0, 256*256*4);
memset(PPU_Brightness, 0xFF, 224);
UI_Switch(&UI_ROMMenu);
svcCreateEvent(&SPCSync, 0);
aptSetupEventHandler();
APP_STATUS status;
while((status = aptGetStatus()) != APP_EXITING)
{
if(status == APP_RUNNING)
{
svcSignalEvent(SPCSync);
hidScanInput();
u32 press = hidKeysDown();
u32 held = hidKeysHeld();
u32 release = hidKeysUp();
GPUCMD_SetBuffer(gpuCmd, gpuCmdSize, 0);
RenderTopScreen();
GPUCMD_Finalize();
GPUCMD_Run(gxCmdBuf);
if (running)
{
// emulate
CPU_Run(); // runs the SNES for one frame. Handles PPU rendering.
// SRAM autosave check
// TODO: also save SRAM under certain circumstances (pausing, returning to home menu, etc)
framecount++;
if (!(framecount & 7))
SNES_SaveSRAM();
}
else
{
// update UI
if (held & KEY_TOUCH)
{
hidTouchRead(&lastTouch);
UI_Touch(true, lastTouch.px, lastTouch.py);
held &= ~KEY_TOUCH;
}
else if (release & KEY_TOUCH)
{
UI_Touch(false, lastTouch.px, lastTouch.py);
release &= ~KEY_TOUCH;
}
if (press)
{
UI_ButtonPress(press);
// key repeat
repeatkeys = press & (KEY_UP|KEY_DOWN|KEY_LEFT|KEY_RIGHT);
repeatstate = 1;
repeatcount = 15;
}
else if (held == repeatkeys)
{
repeatcount--;
if (!repeatcount)
{
repeatcount = 7;
if (repeatstate == 2)
UI_ButtonPress(repeatkeys);
else
repeatstate = 2;
}
}
}
UI_SetFramebuffer(gfxGetFramebuffer(GFX_BOTTOM, GFX_LEFT, NULL, NULL));
UI_Render();
/*GPUCMD_SetBuffer(gpuCmd, gpuCmdSize, 0);
RenderTopScreen();
GPUCMD_Finalize();
GPUCMD_Run(gxCmdBuf);*/
// flush the bottomscreen cache while the PICA200 is busy rendering
GSPGPU_FlushDataCache(NULL, gfxGetFramebuffer(GFX_BOTTOM, GFX_LEFT, NULL, NULL), 0x38400);
// wait for the PICA200 to finish drawing
gspWaitForP3D();
// copy new screen textures
// SetDisplayTransfer with flags=2 converts linear graphics to the tiled format used for textures
GX_SetDisplayTransfer(gxCmdBuf, PPU_MainBuffer, 0x01000200, MainScreenTex, 0x01000200, 0x2);
gspWaitForPPF();
GX_SetDisplayTransfer(gxCmdBuf, PPU_SubBuffer, 0x01000200, SubScreenTex, 0x01000200, 0x2);
gspWaitForPPF();
// copy brightness.
// TODO do better
u8* bptr = BrightnessTex;
for (i = 0; i < 224;)
{
u32 pixels = *(u32*)&PPU_Brightness[i];
i += 4;
*bptr = (u8)pixels;
pixels >>= 8;
bptr += 2;
*bptr = (u8)pixels;
pixels >>= 8;
bptr += 6;
*bptr = (u8)pixels;
pixels >>= 8;
bptr += 2;
*bptr = (u8)pixels;
pixels >>= 8;
bptr += 22;
}
// transfer the final color buffer to the LCD and clear it
// we can mostly overlap those two operations
GX_SetDisplayTransfer(gxCmdBuf, gpuOut, 0x019001E0, (u32*)gfxGetFramebuffer(GFX_TOP, GFX_LEFT, NULL, NULL), 0x019001E0, 0x01001000);
svcSleepThread(20000);
GX_SetMemoryFill(gxCmdBuf, gpuOut, 0x404040FF, &gpuOut[0x2EE00], 0x201, gpuDOut, 0x00000000, &gpuDOut[0x2EE00], 0x201);
gspWaitForPPF();
gspWaitForPSC0();
gspWaitForEvent(GSPEVENT_VBlank0, false);
gfxSwapBuffersGpu();
}
else if(status == APP_SUSPENDING)
static void _setup(struct GBAGUIRunner* runner) {
struct GBAOptions opts = {
.useBios = true,
.logLevel = 0,
.idleOptimization = IDLE_LOOP_DETECT
};
GBAConfigLoadDefaults(&runner->context.config, &opts);
runner->context.gba->logHandler = GBA3DSLog;
runner->context.gba->rotationSource = &rotation.d;
if (hasSound) {
runner->context.gba->stream = &stream;
}
GBAVideoSoftwareRendererCreate(&renderer);
renderer.outputBuffer = linearAlloc(256 * VIDEO_VERTICAL_PIXELS * 2);
renderer.outputBufferStride = 256;
runner->context.renderer = &renderer.d;
GBAAudioResizeBuffer(&runner->context.gba->audio, AUDIO_SAMPLES);
}
static void _gameLoaded(struct GBAGUIRunner* runner) {
if (runner->context.gba->memory.hw.devices & HW_TILT) {
HIDUSER_EnableAccelerometer();
}
if (runner->context.gba->memory.hw.devices & HW_GYRO) {
HIDUSER_EnableGyroscope();
}
#if RESAMPLE_LIBRARY == RESAMPLE_BLIP_BUF
double ratio = GBAAudioCalculateRatio(1, 60, 1);
blip_set_rates(runner->context.gba->audio.left, GBA_ARM7TDMI_FREQUENCY, 0x8000 * ratio);
blip_set_rates(runner->context.gba->audio.right, GBA_ARM7TDMI_FREQUENCY, 0x8000 * ratio);
#endif
if (hasSound) {
memset(audioLeft, 0, AUDIO_SAMPLES * sizeof(int16_t));
memset(audioRight, 0, AUDIO_SAMPLES * sizeof(int16_t));
}
}
static void _gameUnloaded(struct GBAGUIRunner* runner) {
if (hasSound) {
CSND_SetPlayState(8, 0);
CSND_SetPlayState(9, 0);
csndExecCmds(false);
}
if (runner->context.gba->memory.hw.devices & HW_TILT) {
HIDUSER_DisableAccelerometer();
}
if (runner->context.gba->memory.hw.devices & HW_GYRO) {
HIDUSER_DisableGyroscope();
}
}
static void _drawFrame(struct GBAGUIRunner* runner, bool faded) {
GX_SetDisplayTransfer(0, renderer.outputBuffer, GX_BUFFER_DIM(256, VIDEO_VERTICAL_PIXELS), tex->data, GX_BUFFER_DIM(256, VIDEO_VERTICAL_PIXELS), 0x000002202);
GSPGPU_FlushDataCache(0, tex->data, 256 * VIDEO_VERTICAL_PIXELS * 2);
#if RESAMPLE_LIBRARY == RESAMPLE_BLIP_BUF
if (!hasSound) {
blip_clear(runner->context.gba->audio.left);
blip_clear(runner->context.gba->audio.right);
}
#endif
gspWaitForPPF();
_drawStart();
sf2d_draw_texture_scale_blend(tex, 40, 296, 1, -1, 0xFFFFFF3F | (faded ? 0 : 0xC0));
_drawEnd();
}
