void app() {
gfxInitDefault();
C3D_Init(C3D_DEFAULT_CMDBUF_SIZE);
// Initialize the render target
C3D_RenderTarget *target = C3D_RenderTargetCreate(240, 400, GPU_RB_RGBA8, GPU_RB_DEPTH24_STENCIL8);
C3D_RenderTargetSetOutput(target, GFX_TOP, GFX_LEFT, DISPLAY_TRANSFER_FLAGS);
init_gpu_stuff();
//consoleInit(GFX_BOTTOM, NULL);
// Main loop
while (aptMainLoop()) {
hidScanInput(); // Refresh Inputs
// Process one frame
menu.update();
// Draw
C3D_FrameBegin(C3D_FRAME_SYNCDRAW);
C3D_RenderTargetClear(target, C3D_CLEAR_ALL, 0x000000FF, 0);
C3D_FrameDrawOn(target);
menu.draw();
C3D_FrameEnd(0);
}
end_gpu_stuff();
// Deinitialize graphics
C3D_Fini();
gfxExit();
}
void OSystem_3DS::updateScreen() {
if (sleeping || exiting)
return;
// updateFocus();
C3D_FrameBegin(C3D_FRAME_SYNCDRAW);
// Render top screen
C3D_FrameDrawOn(_renderTargetTop);
if (config.screen == kScreenTop || config.screen == kScreenBoth) {
C3D_FVUnifMtx4x4(GPU_VERTEX_SHADER, _projectionLocation, &_projectionTop);
C3D_FVUnifMtx4x4(GPU_VERTEX_SHADER, _modelviewLocation, _gameTopTexture.getMatrix());
_gameTopTexture.render();
_gameTopTexture.render();
if (_overlayVisible && config.screen == kScreenTop) {
C3D_FVUnifMtx4x4(GPU_VERTEX_SHADER, _modelviewLocation, _overlay.getMatrix());
_overlay.render();
}
if (_cursorVisible && config.showCursor && config.screen == kScreenTop) {
C3D_FVUnifMtx4x4(GPU_VERTEX_SHADER, _modelviewLocation, _cursorTexture.getMatrix());
_cursorTexture.render();
}
}
// Render bottom screen
C3D_FrameDrawOn(_renderTargetBottom);
if (config.screen == kScreenBottom || config.screen == kScreenBoth) {
C3D_FVUnifMtx4x4(GPU_VERTEX_SHADER, _projectionLocation, &_projectionBottom);
C3D_FVUnifMtx4x4(GPU_VERTEX_SHADER, _modelviewLocation, _gameBottomTexture.getMatrix());
_gameTopTexture.render();
_gameTopTexture.render();
if (_overlayVisible) {
C3D_FVUnifMtx4x4(GPU_VERTEX_SHADER, _modelviewLocation, _overlay.getMatrix());
_overlay.render();
}
if (_cursorVisible && config.showCursor) {
C3D_FVUnifMtx4x4(GPU_VERTEX_SHADER, _modelviewLocation, _cursorTexture.getMatrix());
_cursorTexture.render();
}
}
C3D_FrameEnd(0);
}
int main(int argc, char **argv)
{
gfxInitDefault();
C3D_Init(C3D_DEFAULT_CMDBUF_SIZE);
te = new TextEngine();
te->Initialize(GFX_TOP);
tb = new TextEngine();
tb->Initialize(GFX_BOTTOM);
//TODO: Thanks to TheCruel (xerpi) for the solution to the GPU freezing issue on cia builds
//aptHook(&apt_hook_cookie, apt_hook_func, NULL);
initDirectory();
while (aptMainLoop())
{
hidScanInput();
kDown = hidKeysDown();
update();
if (kDown & KEY_START)
break;
C3D_FrameBegin(C3D_FRAME_SYNCDRAW);
te->Update();
C3D_FrameDrawOn(te->target);
drawTopScreen();
tb->Update();
C3D_FrameDrawOn(tb->target);
drawBottomScreen();
C3D_FrameEnd(0);
}
Cleanup();
return 0;
}
//---------------------------------------------------------------------------------
int main(int argc, char **argv) {
//---------------------------------------------------------------------------------
// Initialize graphics
gfxInitDefault();
C3D_Init(C3D_DEFAULT_CMDBUF_SIZE);
// Initialize the render target
C3D_RenderTarget* target = C3D_RenderTargetCreate(240, 400, GPU_RB_RGBA8, GPU_RB_DEPTH24_STENCIL8);
C3D_RenderTargetSetClear(target, C3D_CLEAR_ALL, CLEAR_COLOR, 0);
C3D_RenderTargetSetOutput(target, GFX_TOP, GFX_LEFT, DISPLAY_TRANSFER_FLAGS);
// Initialize the scene
sceneInit();
// Main loop
while (aptMainLoop()) {
hidScanInput();
// Respond to user input
u32 kDown = hidKeysDown();
if (kDown & KEY_START)
break; // break in order to return to hbmenu
moveSprites();
// Render the scene
C3D_FrameBegin(C3D_FRAME_SYNCDRAW);
C3D_FrameDrawOn(target);
sceneRender();
C3D_FrameEnd(0);
}
// Deinitialize the scene
sceneExit();
// Deinitialize graphics
C3D_Fini();
gfxExit();
return 0;
}
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);
}
