all repos — mgba @ 5a954d63db8d1c4936232081282488172d21b288

mGBA Game Boy Advance Emulator

src/platform/qt/ObjView.cpp (view raw)

  1/* Copyright (c) 2013-2016 Jeffrey Pfau
  2 *
  3 * This Source Code Form is subject to the terms of the Mozilla Public
  4 * License, v. 2.0. If a copy of the MPL was not distributed with this
  5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
  6#include "ObjView.h"
  7
  8#include "CoreController.h"
  9#include "GBAApp.h"
 10
 11#include <QFontDatabase>
 12#include <QTimer>
 13
 14#include "LogController.h"
 15#include "VFileDevice.h"
 16
 17#ifdef M_CORE_GBA
 18#include <mgba/internal/gba/gba.h>
 19#endif
 20#ifdef M_CORE_GB
 21#include <mgba/internal/gb/gb.h>
 22#include <mgba/internal/gb/io.h>
 23#endif
 24#include <mgba-util/png-io.h>
 25#include <mgba-util/vfs.h>
 26
 27using namespace QGBA;
 28
 29ObjView::ObjView(std::shared_ptr<CoreController> controller, QWidget* parent)
 30	: AssetView(controller, parent)
 31	, m_controller(controller)
 32{
 33	m_ui.setupUi(this);
 34	m_ui.tile->setController(controller);
 35
 36	const QFont font = QFontDatabase::systemFont(QFontDatabase::FixedFont);
 37
 38	m_ui.x->setFont(font);
 39	m_ui.y->setFont(font);
 40	m_ui.w->setFont(font);
 41	m_ui.h->setFont(font);
 42	m_ui.address->setFont(font);
 43	m_ui.priority->setFont(font);
 44	m_ui.palette->setFont(font);
 45	m_ui.transform->setFont(font);
 46	m_ui.mode->setFont(font);
 47
 48	connect(m_ui.tiles, &TilePainter::indexPressed, this, &ObjView::translateIndex);
 49	connect(m_ui.objId, static_cast<void (QSpinBox::*)(int)>(&QSpinBox::valueChanged), this, &ObjView::selectObj);
 50	connect(m_ui.magnification, static_cast<void (QSpinBox::*)(int)>(&QSpinBox::valueChanged), [this]() {
 51		updateTiles(true);
 52	});
 53#ifdef USE_PNG
 54	connect(m_ui.exportButton, &QAbstractButton::clicked, this, &ObjView::exportObj);
 55#else
 56	m_ui.exportButton->setVisible(false);
 57#endif
 58}
 59
 60void ObjView::selectObj(int obj) {
 61	m_objId = obj;
 62	updateTiles(true);
 63}
 64
 65void ObjView::translateIndex(int index) {
 66	unsigned x = index % m_objInfo.width;
 67	unsigned y = index / m_objInfo.width;
 68	m_ui.tile->selectIndex(x + y * m_objInfo.stride + m_tileOffset + m_boundary);
 69}
 70
 71#ifdef M_CORE_GBA
 72void ObjView::updateTilesGBA(bool force) {
 73	m_ui.objId->setMaximum(127);
 74	const GBA* gba = static_cast<const GBA*>(m_controller->thread()->core->board);
 75	const GBAObj* obj = &gba->video.oam.obj[m_objId];
 76
 77	unsigned shape = GBAObjAttributesAGetShape(obj->a);
 78	unsigned size = GBAObjAttributesBGetSize(obj->b);
 79	unsigned width = GBAVideoObjSizes[shape * 4 + size][0];
 80	unsigned height = GBAVideoObjSizes[shape * 4 + size][1];
 81	unsigned tile = GBAObjAttributesCGetTile(obj->c);
 82	m_ui.tiles->setTileCount(width * height / 64);
 83	m_ui.tiles->setMinimumSize(QSize(width, height) * m_ui.magnification->value());
 84	m_ui.tiles->resize(QSize(width, height) * m_ui.magnification->value());
 85	unsigned palette = GBAObjAttributesCGetPalette(obj->c);
 86	unsigned tileBase = tile;
 87	unsigned paletteSet;
 88	unsigned bits;
 89	if (GBAObjAttributesAIs256Color(obj->a)) {
 90		m_ui.palette->setText("256-color");
 91		paletteSet = 3;
 92		m_ui.tile->setBoundary(1024, 1, 3);
 93		m_ui.tile->setPalette(0);
 94		m_boundary = 1024;
 95		palette = 0;
 96		tile /= 2;
 97		bits = 8;
 98	} else {
 99		m_ui.palette->setText(QString::number(palette));
100		paletteSet = 2;
101		m_ui.tile->setBoundary(2048, 0, 2);
102		m_ui.tile->setPalette(palette);
103		m_boundary = 2048;
104		bits = 4;
105	}
106	ObjInfo newInfo{
107		tile,
108		width / 8,
109		height / 8,
110		width / 8,
111		palette,
112		paletteSet,
113		bits
114	};
115	if (newInfo != m_objInfo) {
116		force = true;
117	}
118	GBARegisterDISPCNT dispcnt = gba->memory.io[0]; // FIXME: Register name can't be imported due to namespacing issues
119	if (!GBARegisterDISPCNTIsObjCharacterMapping(dispcnt)) {
120		newInfo.stride = 0x20 >> (GBAObjAttributesAGet256Color(obj->a));
121	};
122	m_objInfo = newInfo;
123	m_tileOffset = tile;
124	mTileCache* tileCache = mTileCacheSetGetPointer(&m_cacheSet->tiles, paletteSet);
125
126	int i = 0;
127	for (int y = 0; y < height / 8; ++y) {
128		for (int x = 0; x < width / 8; ++x, ++i, ++tile, ++tileBase) {
129			const color_t* data = mTileCacheGetTileIfDirty(tileCache, &m_tileStatus[16 * tileBase], tile, palette);
130			if (data) {
131				m_ui.tiles->setTile(i, data);
132			} else if (force) {
133				m_ui.tiles->setTile(i, mTileCacheGetTile(tileCache, tile, palette));
134			}
135		}
136		tile += newInfo.stride - width / 8;
137		tileBase += newInfo.stride - width / 8;
138	}
139
140	m_ui.x->setText(QString::number(GBAObjAttributesBGetX(obj->b)));
141	m_ui.y->setText(QString::number(GBAObjAttributesAGetY(obj->a)));
142	m_ui.w->setText(QString::number(width));
143	m_ui.h->setText(QString::number(height));
144
145	m_ui.address->setText(tr("0x%0").arg(BASE_OAM + m_objId * sizeof(*obj), 8, 16, QChar('0')));
146	m_ui.priority->setText(QString::number(GBAObjAttributesCGetPriority(obj->c)));
147	m_ui.flippedH->setChecked(GBAObjAttributesBIsHFlip(obj->b));
148	m_ui.flippedV->setChecked(GBAObjAttributesBIsVFlip(obj->b));
149	m_ui.enabled->setChecked(!GBAObjAttributesAIsDisable(obj->a) || GBAObjAttributesAIsTransformed(obj->a));
150	m_ui.doubleSize->setChecked(GBAObjAttributesAIsDoubleSize(obj->a) && GBAObjAttributesAIsTransformed(obj->a));
151	m_ui.mosaic->setChecked(GBAObjAttributesAIsMosaic(obj->a));
152
153	if (GBAObjAttributesAIsTransformed(obj->a)) {
154		m_ui.transform->setText(QString::number(GBAObjAttributesBGetMatIndex(obj->b)));
155	} else {
156		m_ui.transform->setText(tr("Off"));
157	}
158
159	switch (GBAObjAttributesAGetMode(obj->a)) {
160	case OBJ_MODE_NORMAL:
161		m_ui.mode->setText(tr("Normal"));
162		break;
163	case OBJ_MODE_SEMITRANSPARENT:
164		m_ui.mode->setText(tr("Trans"));
165		break;
166	case OBJ_MODE_OBJWIN:
167		m_ui.mode->setText(tr("OBJWIN"));
168		break;
169	default:
170		m_ui.mode->setText(tr("Invalid"));
171		break;
172	}
173}
174#endif
175
176#ifdef M_CORE_GB
177void ObjView::updateTilesGB(bool force) {
178	m_ui.objId->setMaximum(39);
179	const GB* gb = static_cast<const GB*>(m_controller->thread()->core->board);
180	const GBObj* obj = &gb->video.oam.obj[m_objId];
181
182	mTileCache* tileCache = mTileCacheSetGetPointer(&m_cacheSet->tiles, 0);
183	unsigned width = 8;
184	unsigned height = 8;
185	GBRegisterLCDC lcdc = gb->memory.io[REG_LCDC];
186	if (GBRegisterLCDCIsObjSize(lcdc)) {
187		height = 16;
188	}
189	unsigned tile = obj->tile;
190	m_ui.tiles->setTileCount(width * height / 64);
191	m_ui.tile->setBoundary(1024, 0, 0);
192	m_ui.tiles->setMinimumSize(QSize(width, height) * m_ui.magnification->value());
193	m_ui.tiles->resize(QSize(width, height) * m_ui.magnification->value());
194	unsigned palette = 0;
195	if (gb->model >= GB_MODEL_CGB) {
196		if (GBObjAttributesIsBank(obj->attr)) {
197			tile += 512;
198		}
199		palette = GBObjAttributesGetCGBPalette(obj->attr);
200	} else {
201		palette = GBObjAttributesGetPalette(obj->attr);
202	}
203	m_ui.palette->setText(QString::number(palette));
204	palette += 8;
205
206	ObjInfo newInfo{
207		tile,
208		1,
209		height / 8,
210		1,
211		palette,
212		0,
213		2
214	};
215	if (newInfo != m_objInfo) {
216		force = true;
217	}
218	m_objInfo = newInfo;
219	m_tileOffset = tile;
220	m_boundary = 1024;
221
222	int i = 0;
223	m_ui.tile->setPalette(palette);
224	for (int y = 0; y < height / 8; ++y, ++i) {
225		unsigned t = tile + i;
226		const color_t* data = mTileCacheGetTileIfDirty(tileCache, &m_tileStatus[8 * t], t, palette);
227		if (data) {
228			m_ui.tiles->setTile(i, data);
229		} else if (force) {
230			m_ui.tiles->setTile(i, mTileCacheGetTile(tileCache, t, palette));
231		}
232	}
233
234	m_ui.x->setText(QString::number(obj->x));
235	m_ui.y->setText(QString::number(obj->y));
236	m_ui.w->setText(QString::number(width));
237	m_ui.h->setText(QString::number(height));
238
239	m_ui.address->setText(tr("0x%0").arg(GB_BASE_OAM + m_objId * sizeof(*obj), 4, 16, QChar('0')));
240	m_ui.priority->setText(QString::number(GBObjAttributesGetPriority(obj->attr)));
241	m_ui.flippedH->setChecked(GBObjAttributesIsXFlip(obj->attr));
242	m_ui.flippedV->setChecked(GBObjAttributesIsYFlip(obj->attr));
243	m_ui.enabled->setChecked(obj->y != 0 && obj->y < 160);
244	m_ui.doubleSize->setChecked(false);
245	m_ui.mosaic->setChecked(false);
246	m_ui.transform->setText(tr("N/A"));
247	m_ui.mode->setText(tr("N/A"));
248}
249#endif
250
251#ifdef USE_PNG
252void ObjView::exportObj() {
253	QString filename = GBAApp::app()->getSaveFileName(this, tr("Export sprite"),
254	                                                  tr("Portable Network Graphics (*.png)"));
255	VFile* vf = VFileDevice::open(filename, O_WRONLY | O_CREAT | O_TRUNC);
256	if (!vf) {
257		LOG(QT, ERROR) << tr("Failed to open output PNG file: %1").arg(filename);
258		return;
259	}
260
261	CoreController::Interrupter interrupter(m_controller);
262	png_structp png = PNGWriteOpen(vf);
263	png_infop info = PNGWriteHeader8(png, m_objInfo.width * 8, m_objInfo.height * 8);
264
265	mTileCache* tileCache = mTileCacheSetGetPointer(&m_cacheSet->tiles, m_objInfo.paletteSet);
266	const color_t* rawPalette = mTileCacheGetPalette(tileCache, m_objInfo.paletteId);
267	unsigned colors = 1 << m_objInfo.bits;
268	uint32_t palette[256];
269
270	palette[0] = rawPalette[0];
271	for (unsigned c = 1; c < colors && c < 256; ++c) {
272		palette[c] = rawPalette[c] | 0xFF000000;
273	}
274	PNGWritePalette(png, info, palette, colors);
275
276	uint8_t* buffer = new uint8_t[m_objInfo.width * m_objInfo.height * 8 * 8];
277	unsigned t = m_objInfo.tile;
278	for (int y = 0; y < m_objInfo.height; ++y) {
279		for (int x = 0; x < m_objInfo.width; ++x, ++t) {
280			compositeTile(static_cast<const void*>(mTileCacheGetVRAM(tileCache, t)), reinterpret_cast<color_t*>(buffer), m_objInfo.width * 8, x * 8, y * 8, m_objInfo.bits);
281		}
282		t += m_objInfo.stride - m_objInfo.width;
283	}
284	PNGWritePixels8(png, m_objInfo.width * 8, m_objInfo.height * 8, m_objInfo.width * 8, static_cast<void*>(buffer));
285	PNGWriteClose(png, info);
286	delete[] buffer;
287	vf->close(vf);
288}
289#endif
290
291bool ObjView::ObjInfo::operator!=(const ObjInfo& other) {
292	return other.tile != tile ||
293		other.width != width ||
294		other.height != height ||
295		other.stride != stride ||
296		other.paletteId != paletteId ||
297		other.paletteSet != paletteSet;
298}