Mercurial > vba-linux

     1 // GBMapView.cpp : implementation file

     2 //

     3 

     4 #include "stdafx.h"

     5 #include "resource.h"

     6 #include "GBMapView.h"

     7 #include "FileDlg.h"

     8 #include "Reg.h"

     9 #include "WinResUtil.h"

    10 #include "VBA.h"

    11 

    12 //#include "../common/System.h"

    13 #include "../gb/gbGlobals.h"

    14 #include "../NLS.h"

    15 #include "../common/Util.h"

    16 

    17 extern "C" {

    18 #include <png.h>

    19 }

    20 

    21 extern u8 gbInvertTab[256];

    22 

    23 /////////////////////////////////////////////////////////////////////////////

    24 // GBMapView dialog

    25 

    26 GBMapView::GBMapView(CWnd*pParent /*=NULL*/)

    27 	: ResizeDlg(GBMapView::IDD, pParent)

    28 {

    29 	//{{AFX_DATA_INIT(GBMapView)

    30 	// NOTE: the ClassWizard will add member initialization here

    31 	//}}AFX_DATA_INIT

    32 	autoUpdate = false;

    33 

    34 	memset(&bmpInfo.bmiHeader, 0, sizeof(bmpInfo.bmiHeader));

    35 

    36 	bmpInfo.bmiHeader.biSize        = sizeof(bmpInfo.bmiHeader);

    37 	bmpInfo.bmiHeader.biWidth       = 1024;

    38 	bmpInfo.bmiHeader.biHeight      = -1024;

    39 	bmpInfo.bmiHeader.biPlanes      = 1;

    40 	bmpInfo.bmiHeader.biBitCount    = 24;

    41 	bmpInfo.bmiHeader.biCompression = BI_RGB;

    42 	data = (u8 *)calloc(1, 3 * 1024 * 1024);

    43 

    44 	mapView.setData(data);

    45 	mapView.setBmpInfo(&bmpInfo);

    46 

    47 	bg   = 0;

    48 	bank = 0;

    49 }

    50 

    51 void GBMapView::DoDataExchange(CDataExchange*pDX)

    52 {

    53 	CDialog::DoDataExchange(pDX);

    54 	//{{AFX_DATA_MAP(GBMapView)

    55 	// NOTE: the ClassWizard will add DDX and DDV calls here

    56 	//}}AFX_DATA_MAP

    57 	DDX_Control(pDX, IDC_MAP_VIEW, mapView);

    58 	DDX_Control(pDX, IDC_MAP_VIEW_ZOOM, mapViewZoom);

    59 	DDX_Control(pDX, IDC_COLOR, color);

    60 }

    61 

    62 BEGIN_MESSAGE_MAP(GBMapView, CDialog)

    63 //{{AFX_MSG_MAP(GBMapView)

    64 ON_BN_CLICKED(IDC_SAVE, OnSave)

    65 ON_BN_CLICKED(IDC_REFRESH, OnRefresh)

    66 ON_BN_CLICKED(IDC_BG0, OnBg0)

    67 ON_BN_CLICKED(IDC_BG1, OnBg1)

    68 ON_BN_CLICKED(IDC_BANK_0, OnBank0)

    69 ON_BN_CLICKED(IDC_BANK_1, OnBank1)

    70 ON_BN_CLICKED(IDC_STRETCH, OnStretch)

    71 ON_BN_CLICKED(IDC_AUTO_UPDATE, OnAutoUpdate)

    72 ON_BN_CLICKED(IDC_CLOSE, OnClose)

    73 //}}AFX_MSG_MAP

    74 ON_MESSAGE(WM_MAPINFO, OnMapInfo)

    75 ON_MESSAGE(WM_COLINFO, OnColInfo)

    76 END_MESSAGE_MAP()

    77 

    78 /////////////////////////////////////////////////////////////////////////////

    79 // GBMapView message handlers

    80 

    81 GBMapView::~GBMapView()

    82 {

    83 	free(data);

    84 	data = NULL;

    85 }

    86 

    87 void GBMapView::saveBMP(const char *name)

    88 {

    89 	u8 writeBuffer[1024 * 3];

    90 

    91 	FILE *fp = fopen(name, "wb");

    92 

    93 	if (!fp)

    94 	{

    95 		systemMessage(MSG_ERROR_CREATING_FILE, "Error creating file %s", name);

    96 		return;

    97 	}

    98 

    99 	struct

   100 	{

   101 		u8 ident[2];

   102 		u8 filesize[4];

   103 		u8 reserved[4];

   104 		u8 dataoffset[4];

   105 		u8 headersize[4];

   106 		u8 width[4];

   107 		u8 height[4];

   108 		u8 planes[2];

   109 		u8 bitsperpixel[2];

   110 		u8 compression[4];

   111 		u8 datasize[4];

   112 		u8 hres[4];

   113 		u8 vres[4];

   114 		u8 colors[4];

   115 		u8 importantcolors[4];

   116 		u8 pad[2];

   117 	} bmpheader;

   118 	memset(&bmpheader, 0, sizeof(bmpheader));

   119 

   120 	bmpheader.ident[0] = 'B';

   121 	bmpheader.ident[1] = 'M';

   122 

   123 	u32 fsz = sizeof(bmpheader) + w*h*3;

   124 	utilPutDword(bmpheader.filesize, fsz);

   125 	utilPutDword(bmpheader.dataoffset, 0x38);

   126 	utilPutDword(bmpheader.headersize, 0x28);

   127 	utilPutDword(bmpheader.width, w);

   128 	utilPutDword(bmpheader.height, h);

   129 	utilPutDword(bmpheader.planes, 1);

   130 	utilPutDword(bmpheader.bitsperpixel, 24);

   131 	utilPutDword(bmpheader.datasize, 3*w*h);

   132 

   133 	fwrite(&bmpheader, 1, sizeof(bmpheader), fp);

   134 

   135 	u8 *b = writeBuffer;

   136 

   137 	int sizeX = w;

   138 	int sizeY = h;

   139 

   140 	u8 *pixU8 = (u8 *)data+3*w*(h-1);

   141 	for (int y = 0; y < sizeY; y++)

   142 	{

   143 		for (int x = 0; x < sizeX; x++)

   144 		{

   145 			*b++ = *pixU8++; // B

   146 			*b++ = *pixU8++; // G

   147 			*b++ = *pixU8++; // R

   148 		}

   149 		pixU8 -= 2*3*w;

   150 		fwrite(writeBuffer, 1, 3*w, fp);

   151 

   152 		b = writeBuffer;

   153 	}

   154 

   155 	fclose(fp);

   156 }

   157 

   158 void GBMapView::savePNG(const char *name)

   159 {

   160 	u8 writeBuffer[1024 * 3];

   161 

   162 	FILE *fp = fopen(name, "wb");

   163 

   164 	if (!fp)

   165 	{

   166 		systemMessage(MSG_ERROR_CREATING_FILE, "Error creating file %s", name);

   167 		return;

   168 	}

   169 

   170 	png_structp png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING,

   171 	                                              NULL,

   172 	                                              NULL,

   173 	                                              NULL);

   174 	if (!png_ptr)

   175 	{

   176 		fclose(fp);

   177 		return;

   178 	}

   179 

   180 	png_infop info_ptr = png_create_info_struct(png_ptr);

   181 

   182 	if (!info_ptr)

   183 	{

   184 		png_destroy_write_struct(&png_ptr, NULL);

   185 		fclose(fp);

   186 		return;

   187 	}

   188 

   189 	if (setjmp(png_ptr->jmpbuf))

   190 	{

   191 		png_destroy_write_struct(&png_ptr, NULL);

   192 		fclose(fp);

   193 		return;

   194 	}

   195 

   196 	png_init_io(png_ptr, fp);

   197 

   198 	png_set_IHDR(png_ptr,

   199 	             info_ptr,

   200 	             w,

   201 	             h,

   202 	             8,

   203 	             PNG_COLOR_TYPE_RGB,

   204 	             PNG_INTERLACE_NONE,

   205 	             PNG_COMPRESSION_TYPE_DEFAULT,

   206 	             PNG_FILTER_TYPE_DEFAULT);

   207 

   208 	png_write_info(png_ptr, info_ptr);

   209 

   210 	u8 *b = writeBuffer;

   211 

   212 	int sizeX = w;

   213 	int sizeY = h;

   214 

   215 	u8 *pixU8 = (u8 *)data;

   216 	for (int y = 0; y < sizeY; y++)

   217 	{

   218 		for (int x = 0; x < sizeX; x++)

   219 		{

   220 			int blue  = *pixU8++;

   221 			int green = *pixU8++;

   222 			int red   = *pixU8++;

   223 

   224 			*b++ = red;

   225 			*b++ = green;

   226 			*b++ = blue;

   227 		}

   228 		png_write_row(png_ptr, writeBuffer);

   229 

   230 		b = writeBuffer;

   231 	}

   232 

   233 	png_write_end(png_ptr, info_ptr);

   234 

   235 	png_destroy_write_struct(&png_ptr, &info_ptr);

   236 

   237 	fclose(fp);

   238 }

   239 

   240 void GBMapView::OnSave()

   241 {

   242 	CString filename;

   243 

   244 	if (theApp.captureFormat == 0)

   245 		filename = "map.png";

   246 	else

   247 		filename = "map.bmp";

   248 

   249 	LPCTSTR exts[] = {".png", ".bmp", NULL };

   250 	CString filter = winResLoadFilter(IDS_FILTER_PNG);

   251 	CString title  = winResLoadString(IDS_SELECT_CAPTURE_NAME);

   252 

   253 	FileDlg dlg(this,

   254 	            filename,

   255 	            filter,

   256 	            theApp.captureFormat ? 2 : 1,

   257 	            theApp.captureFormat ? "BMP" : "PNG",

   258 	            exts,

   259 	            "",

   260 	            title,

   261 	            true);

   262 

   263 	if (dlg.DoModal() == IDCANCEL)

   264 	{

   265 		return;

   266 	}

   267 

   268 	if (dlg.getFilterIndex() == 2)

   269 		saveBMP(dlg.GetPathName());

   270 	else

   271 		savePNG(dlg.GetPathName());

   272 }

   273 

   274 void GBMapView::render()

   275 {

   276 	u8 *bank0;

   277 	u8 *bank1;

   278 	if (gbCgbMode)

   279 	{

   280 		bank0 = &gbVram[0x0000];

   281 		bank1 = &gbVram[0x2000];

   282 	}

   283 	else

   284 	{

   285 		bank0 = &gbMemory[0x8000];

   286 		bank1 = NULL;

   287 	}

   288 

   289 	int tile_map_address = 0x1800;

   290 	if (bg == 1)

   291 		tile_map_address = 0x1c00;

   292 

   293 	int tile_pattern = 0x0000;

   294 	if (bank == 1)

   295 		tile_pattern = 0x0800;

   296 

   297 	w = 256;

   298 	h = 256;

   299 

   300 	int tile = 0;

   301 	for (int y = 0; y < 32; y++)

   302 	{

   303 		for (int x = 0; x < 32; x++)

   304 		{

   305 			u8 *bmp   = &data[y * 8 * 32 * 24 + x*24];

   306 			u8  attrs = 0;

   307 			if (bank1 != NULL)

   308 				attrs = bank1[tile_map_address];

   309 			u8 tile = bank0[tile_map_address];

   310 			tile_map_address++;

   311 

   312 			if (bank == 1)

   313 			{

   314 				if (tile < 128)

   315 					tile += 128;

   316 				else

   317 					tile -= 128;

   318 			}

   319 			for (int j = 0; j < 8; j++)

   320 			{

   321 				int tile_pattern_address = attrs & 0x40 ?

   322 				                           tile_pattern + tile*16 + (7-j)*2 :

   323 				                           tile_pattern + tile*16+j*2;

   324 

   325 				u8 tile_a = 0;

   326 				u8 tile_b = 0;

   327 

   328 				if (attrs & 0x08)

   329 				{

   330 					tile_a = bank1[tile_pattern_address++];

   331 					tile_b = bank1[tile_pattern_address];

   332 				}

   333 				else

   334 				{

   335 					tile_a = bank0[tile_pattern_address++];

   336 					tile_b = bank0[tile_pattern_address];

   337 				}

   338 

   339 				if (attrs & 0x20)

   340 				{

   341 					tile_a = gbInvertTab[tile_a];

   342 					tile_b = gbInvertTab[tile_b];

   343 				}

   344 

   345 				u8 mask = 0x80;

   346 

   347 				while (mask > 0)

   348 				{

   349 					u8 c = (tile_a & mask) ? 1 : 0;

   350 					c += (tile_b & mask) ? 2 : 0;

   351 

   352 					if (gbCgbMode)

   353 						c = c + (attrs & 7)*4;

   354 

   355 					u16 color = gbPalette[c];

   356 

   357 					*bmp++ = ((color >> 10) & 0x1f) << 3;

   358 					*bmp++ = ((color >> 5) & 0x1f) << 3;

   359 					*bmp++ = (color & 0x1f) << 3;

   360 

   361 					mask >>= 1;

   362 				}

   363 				bmp += 31*24;

   364 			}

   365 		}

   366 	}

   367 }

   368 

   369 void GBMapView::paint()

   370 {

   371 	if (gbRom == NULL)

   372 		return;

   373 	render();

   374 

   375 	SIZE s;

   376 	if (mapView.getStretch())

   377 	{

   378 		mapView.setSize(w, h);

   379 		s.cx = s.cy = 1;

   380 		mapView.SetScrollSizes(MM_TEXT, s);

   381 	}

   382 	else

   383 	{

   384 		mapView.setSize(w, h);

   385 		s.cx = w;

   386 		s.cy = h;

   387 		mapView.SetScrollSizes(MM_TEXT, s);

   388 	}

   389 

   390 	mapView.refresh();

   391 }

   392 

   393 void GBMapView::OnRefresh()

   394 {

   395 	paint();

   396 }

   397 

   398 void GBMapView::update()

   399 {

   400 	paint();

   401 }

   402 

   403 BOOL GBMapView::OnInitDialog()

   404 {

   405 	CDialog::OnInitDialog();

   406 

   407 	DIALOG_SIZER_START(sz)

   408 	DIALOG_SIZER_ENTRY(IDC_MAP_VIEW, DS_SizeX | DS_SizeY)

   409 	DIALOG_SIZER_ENTRY(IDC_REFRESH, DS_MoveY)

   410 	DIALOG_SIZER_ENTRY(IDC_CLOSE, DS_MoveY)

   411 	DIALOG_SIZER_ENTRY(IDC_SAVE,  DS_MoveY)

   412 	DIALOG_SIZER_ENTRY(IDC_COLOR, DS_MoveY)

   413 	DIALOG_SIZER_ENTRY(IDC_R, DS_MoveY)

   414 	DIALOG_SIZER_ENTRY(IDC_G, DS_MoveY)

   415 	DIALOG_SIZER_ENTRY(IDC_B, DS_MoveY)

   416 	DIALOG_SIZER_END()

   417 	SetData(sz,

   418 	        TRUE,

   419 	        HKEY_CURRENT_USER,

   420 	        "Software\\Emulators\\VisualBoyAdvance\\Viewer\\GBMapView",

   421 	        NULL);

   422 

   423 	int s = regQueryDwordValue("mapViewStretch", 0);

   424 	if (s)

   425 		mapView.setStretch(true);

   426 	((CButton *)GetDlgItem(IDC_STRETCH))->SetCheck(s);

   427 

   428 	UINT id = IDC_BANK_0;

   429 	if (bank == 1)

   430 		id = IDC_BANK_1;

   431 	CheckRadioButton(IDC_BANK_0, IDC_BANK_1, id);

   432 	id = IDC_BG0;

   433 	if (bg == 1)

   434 		id = IDC_BG1;

   435 	CheckRadioButton(IDC_BG0, IDC_BG1, id);

   436 	paint();

   437 

   438 	return TRUE; // return TRUE unless you set the focus to a control

   439 	             // EXCEPTION: OCX Property Pages should return FALSE

   440 }

   441 

   442 void GBMapView::OnBg0()

   443 {

   444 	bg = 0;

   445 	paint();

   446 }

   447 

   448 void GBMapView::OnBg1()

   449 {

   450 	bg = 1;

   451 	paint();

   452 }

   453 

   454 void GBMapView::OnBank0()

   455 {

   456 	bank = 0;

   457 	paint();

   458 }

   459 

   460 void GBMapView::OnBank1()

   461 {

   462 	bank = 1;

   463 	paint();

   464 }

   465 

   466 void GBMapView::OnStretch()

   467 {

   468 	mapView.setStretch(!mapView.getStretch());

   469 	paint();

   470 	regSetDwordValue("mapViewStretch", mapView.getStretch());

   471 }

   472 

   473 void GBMapView::OnAutoUpdate()

   474 {

   475 	autoUpdate = !autoUpdate;

   476 	if (autoUpdate)

   477 	{

   478 		theApp.winAddUpdateListener(this);

   479 	}

   480 	else

   481 	{

   482 		theApp.winRemoveUpdateListener(this);

   483 	}

   484 }

   485 

   486 void GBMapView::OnClose()

   487 {

   488 	theApp.winRemoveUpdateListener(this);

   489 

   490 	DestroyWindow();

   491 }

   492 

   493 u32 GBMapView::GetClickAddress(int x, int y)

   494 {

   495 	u32 base = 0x9800;

   496 	if (bg == 1)

   497 		base = 0x9c00;

   498 

   499 	return base + (y >> 3)*32 + (x >> 3);

   500 }

   501 

   502 LRESULT GBMapView::OnMapInfo(WPARAM wParam, LPARAM lParam)

   503 {

   504 	u8 *colors = (u8 *)lParam;

   505 	mapViewZoom.setColors(colors);

   506 

   507 	int x = wParam & 0xffff;

   508 	int y = (wParam >> 16);

   509 

   510 	CString buffer;

   511 	buffer.Format("(%d,%d)", x, y);

   512 	GetDlgItem(IDC_XY)->SetWindowText(buffer);

   513 

   514 	u32 address = GetClickAddress(x, y);

   515 	buffer.Format("0x%08X", address);

   516 	GetDlgItem(IDC_ADDRESS)->SetWindowText(buffer);

   517 

   518 	u8 attrs = 0;

   519 

   520 	u8 tile = gbReadMemoryQuick(0x9000 | (address & 0xfff));

   521 	if (gbCgbMode)

   522 	{

   523 		attrs = gbVram[0x2000 + address - 0x8000];

   524 		tile  = gbVram[address & 0x1fff];

   525 	}

   526 

   527 	if (bank == 1)

   528 	{

   529 		if (tile > 128)

   530 			tile -= 128;

   531 		else

   532 			tile += 128;

   533 	}

   534 

   535 	buffer.Format("%d", tile);

   536 	GetDlgItem(IDC_TILE_NUM)->SetWindowText(buffer);

   537 

   538 	buffer.Empty();

   539 	buffer += attrs & 0x20 ? 'H' : '-';

   540 	buffer += attrs & 0x40 ? 'V' : '-';

   541 	GetDlgItem(IDC_FLIP)->SetWindowText(buffer);

   542 

   543 	if (gbCgbMode)

   544 	{

   545 		buffer.Format("%d", (attrs & 7));

   546 	}

   547 	else

   548 		buffer = "---";

   549 	GetDlgItem(IDC_PALETTE_NUM)->SetWindowText(buffer);

   550 

   551 	buffer.Empty();

   552 	if (gbCgbMode)

   553 		buffer += attrs & 0x80 ? 'P' : '-';

   554 	else

   555 		buffer += '-';

   556 	GetDlgItem(IDC_PRIORITY)->SetWindowText(buffer);

   557 

   558 	return TRUE;

   559 }

   560 

   561 LRESULT GBMapView::OnColInfo(WPARAM wParam, LPARAM)

   562 {

   563 	u16 c = (u16)wParam;

   564 

   565 	color.setColor(c);

   566 

   567 	int r = (c & 0x1f);

   568 	int g = (c & 0x3e0) >> 5;

   569 	int b = (c & 0x7c00) >> 10;

   570 

   571 	CString buffer;

   572 	buffer.Format("R: %d", r);

   573 	GetDlgItem(IDC_R)->SetWindowText(buffer);

   574 

   575 	buffer.Format("G: %d", g);

   576 	GetDlgItem(IDC_G)->SetWindowText(buffer);

   577 

   578 	buffer.Format("B: %d", b);

   579 	GetDlgItem(IDC_B)->SetWindowText(buffer);

   580 

   581 	return TRUE;

   582 }

   583 

   584 void GBMapView::PostNcDestroy()

   585 {

   586 	delete this;

   587 	CDialog::PostNcDestroy();

   588 }

   589
author	Robert McIntyre <rlm@mit.edu>
date	Sat, 03 Mar 2012 10:31:27 -0600
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