Introducing BG Maps window, performance adjustments for Characters window

This commit is contained in:
Guy Perfect 2020-12-26 20:26:12 -06:00
parent 8192fb6960
commit c6d5332828
7 changed files with 763 additions and 172 deletions

View File

@ -14,7 +14,7 @@ app {
cpu CPU
memory Memory
# VIP section
backgrounds Backgrounds
bg_maps BG Maps
characters Characters
frame_buffers Frame buffers
objects Objects
@ -39,6 +39,22 @@ app {
}
# BG Maps window
bg_maps {
address Address
cell Cell
character Character
generic Generic
grid Grid
hflip H-Flip
index Index
map Map
palette Palette
scale Scale
title BG Maps
vflip V-Flip
}
# Breakpoints window
breakpoints {
address Address

View File

@ -9,7 +9,7 @@ default:
@echo $(include_linux)
@echo "Planet Virtual Boy Emulator"
@echo " https://www.planetvb.com/"
@echo " December 25, 2020"
@echo " December 26, 2020"
@echo
@echo "Intended build environment: Debian i386 or amd64"
@echo " gcc-multilib"

View File

@ -55,8 +55,12 @@ public class App {
fntMono = new Util.Font(new Font(Util.fontFamily(new String[]
{ "Consolas", Font.MONOSPACED } ), Font.PLAIN, 14));
hexDigitWidth = hexDigitWidth();
rgbBase = new int[][] { GREEN, MAGENTA, RED };
rgbClear = 0x003050;
rgbBase = new int[][] {
Arrays.copyOf(GREEN , 4),
Arrays.copyOf(MAGENTA, 4),
Arrays.copyOf(RED , 4)
};
rgbClear = 0x555555;
// Additional processing
setUseNative(useNative);

View File

@ -0,0 +1,512 @@
package app;
// Java imports
import java.awt.*;
import java.awt.event.*;
import java.awt.image.*;
import java.util.*;
import javax.swing.*;
import javax.swing.border.*;
// Project imports
import util.*;
import vue.*;
// VIP backgrounds window
class BGMapsWindow extends ChildWindow {
// Instance fields
private int cellIndex; // Current cell index
private int character; // Cell character index
private Point dragging; // Most recent pattern mouse position
private boolean generic; // Use the generic palette
private boolean grid; // Draw a grid around characters
private boolean hFlip; // Cell is flipped horizontally
private int mapIndex; // Current BG map index
private int palette; // Palette index
private int[] pix; // Image buffer
private int scale; // Display scale
private boolean vFlip; // Cell is flipped vertically
private BufferedImage image; // BG map graphic
// UI components
private JCheckBox chkGeneric; // Generic colors check box
private JCheckBox chkGrid; // Grid check box
private JCheckBox chkHFlip; // H-flip check box
private JCheckBox chkVFlip; // V-flip check box
private UComboBox cmbPalette; // Palette drop-down
private UPanel client; // Client area
private UPanel panCell; // Cell panel
private UPanel panMap; // BG map panel
private JScrollPane scrControls; // Controls panel
private JScrollPane scrMap; // BG map container
private JSlider sldScale; // Scale slider
private JSpinner spnCellIndex; // Cell index spinner
private JSpinner spnCharacter; // Character spinner
private JSpinner spnMapIndex; // BG map index spinner
private JTextField txtCellAddress; // Cell address text box
private JTextField txtMapAddress; // BG map address text box
///////////////////////////////////////////////////////////////////////////
// Constructors //
///////////////////////////////////////////////////////////////////////////
// Default constructor
BGMapsWindow(MainWindow parent) {
super(parent, "bg_maps.title");
// Configure instance fields
generic = false;
image = new BufferedImage(512, 512, BufferedImage.TYPE_INT_RGB);
pix = new int[512 * 512];
scale = 2;
// Configure client area
client = new UPanel(new BorderLayout());
client.setBackground(SystemColor.control);
client.setFocusable(true);
client.setPreferredSize(new Dimension(480, 360));
client.addComponentListener(Util.onResize(e->onResize()));
// Configure controls panel
var ctrls = new UPanel(new GridBagLayout());
ctrls.setBackground(SystemColor.control);
ctrls.addMouseListener(
Util.onMouse(e->client.requestFocus(), null));
scrControls = new JScrollPane(ctrls,
JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,
JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
scrControls.setBorder(null);
scrControls.getVerticalScrollBar().setUnitIncrement(20);
client.add(scrControls, BorderLayout.WEST);
// BG Map controls
label(ctrls, "bg_maps.map", true);
spnMapIndex = spinner(ctrls, 0, 15, 0, true);
spnMapIndex.addChangeListener(e->
setMap((Integer) spnMapIndex.getValue()));
label(ctrls, "bg_maps.address", false);
txtMapAddress = textBox(ctrls);
txtMapAddress.addFocusListener(Util.onFocus(null,
e->onAddress(txtMapAddress)));
// Cell controls container
var cell = new UPanel(new GridBagLayout());
cell.setBorder(new TitledBorder(""));
parent.app.localizer.add(cell, "bg_maps.cell");
var gbc = new GridBagConstraints();
gbc.fill = GridBagConstraints.HORIZONTAL;
gbc.gridwidth = GridBagConstraints.REMAINDER;
gbc.insets = new Insets(0, 2, 2, 2);
ctrls.add(cell, gbc);
// Cell controls
label(cell, "bg_maps.index", true);
spnCellIndex = spinner(cell, 0, 4095, 0, true);
spnCellIndex.addChangeListener(e->
setCell((Integer) spnCellIndex.getValue()));
label(cell, "bg_maps.address", false);
txtCellAddress = textBox(cell);
txtCellAddress.addFocusListener(Util.onFocus(null,
e->onAddress(txtCellAddress)));
label(cell, "bg_maps.character", false);
spnCharacter = spinner(cell, 0, 2047, 0, false);
spnCharacter.addChangeListener(e->onEdit());
label(cell, "bg_maps.palette", false);
cmbPalette = select(cell, new String[] {
"palette.gplt0", "palette.gplt1", "palette.gplt2", "palette.gplt3"
});
cmbPalette.addActionListener(e->onEdit());
label(cell, "bg_maps.hflip", false);
chkHFlip = checkBox(cell);
chkHFlip.addActionListener(e->onEdit());
label(cell, "bg_maps.vflip", false);
chkVFlip = checkBox(cell);
chkVFlip.addActionListener(e->onEdit());
// Cell panel
panCell = new UPanel();
panCell.setOpaque(false);
panCell.setPreferredSize(new Dimension(96, 96));
panCell.addPaintListener((g,w,h)->onPaintCell(g, w, h));
gbc = new GridBagConstraints();
gbc.anchor = GridBagConstraints.CENTER;
gbc.gridwidth = GridBagConstraints.REMAINDER;
gbc.insets = new Insets(2, 2, 2, 2);
cell.add(panCell, gbc);
terminator(cell);
// Fill the extra space above the view controls
var spacer = new UPanel();
spacer.setOpaque(false);
gbc = new GridBagConstraints();
gbc.gridwidth = GridBagConstraints.REMAINDER;
gbc.weighty = 1;
ctrls.add(spacer, gbc);
// View controls
label(ctrls, "bg_maps.grid", false);
chkGrid = checkBox(ctrls);
chkGrid.addActionListener(e->{
grid = chkGrid.isSelected(); onView(); });
label(ctrls, "bg_maps.generic", false);
chkGeneric = checkBox(ctrls);
chkGeneric.setSelected(generic);
chkGeneric.addActionListener(e->{
generic = chkGeneric.isSelected(); refresh(); });
label(ctrls, "bg_maps.scale", false);
sldScale = slider(ctrls, 1, 10, scale);
sldScale.addChangeListener(e->{
scale = sldScale.getValue(); onView(); });
terminator(ctrls);
// Configure BG map panel
panMap = new UPanel();
panMap.setBackground(SystemColor.control);
panMap.addMouseListener(
Util.onMouse(e->onMouse(e), e->onMouse(e)));
panMap.addMouseMotionListener(
Util.onMouseMove(null, e->onMouse(e)));
panMap.addPaintListener((g,w,h)->onPaintMap(g, w, h));
scrMap = new JScrollPane(panMap);
client.add(scrMap, BorderLayout.CENTER);
// Configure component
setContentPane(client);
setCell(0);
onView();
pack();
}
///////////////////////////////////////////////////////////////////////////
// Package Methods //
///////////////////////////////////////////////////////////////////////////
// Update the display
void refresh() {
// Update BG map graphic
int src = 0x00020000 | mapIndex << 13;
for (int index = 0; index < 4096; index++, src += 2) {
int bits = parent.vram[src] & 0xFF | parent.vram[src + 1] << 8;
var pal = parent.palettes[generic ? MainWindow.GENERIC :
MainWindow.GPLT0 + (bits >> 14 & 3)][MainWindow.RED];
parent.drawCharacter(
bits & 0x07FF, (bits & 0x2000) != 0, (bits & 0x1000) != 0, pal,
pix, index >> 6 << 12 | (index & 63) << 3, 512
);
}
image.setRGB(0, 0, 512, 512, pix, 0, 512);
// Update display;
panCell.repaint();
panMap .repaint();
}
///////////////////////////////////////////////////////////////////////////
// Event Handlers //
///////////////////////////////////////////////////////////////////////////
// Address text boxes commit
private void onAddress(JTextField src) {
int address;
// Parse the given address
try { address = (int) Long.parseLong(src.getText(), 16); }
catch (Exception e) {
setMap(mapIndex);
return;
}
// Restrict address range
if ((address >> 24 & 7) != 0) {
setMap(mapIndex);
return;
}
address &= 0x0007FFFF;
// Check if the address is in BG map memory
if (address < 0x00020000 || address >= 0x00040000) {
setMap(mapIndex);
return;
}
// Update the map and character indexes
address -= 0x00020000;
mapIndex = address >> 13;
setCell((address & 0x00001FFE) >> 1);
}
// A cell value has changed
private void onEdit() {
// Process cell properties
character = (Integer) spnCharacter.getValue();
hFlip = chkHFlip.isSelected();
palette = cmbPalette.getSelectedIndex();
vFlip = chkVFlip.isSelected();
// Update VRAM state
parent.vue.write(
0x00020000 | mapIndex << 13 | cellIndex << 1, Vue.U16,
palette << 14 | (hFlip ? 0x2000 : 0) |
(vFlip ? 0x1000 : 0) | character
);
parent.refreshDebug(false);
}
// BG map panel mouse
private void onMouse(MouseEvent e) {
int id = e.getID();
// Mouse release
if (id == MouseEvent.MOUSE_RELEASED) {
if (e.getButton() == MouseEvent.BUTTON1)
dragging = null;
return;
}
// Mouse press
if (id == MouseEvent.MOUSE_PRESSED) {
client.requestFocus();
if (e.getButton() != MouseEvent.BUTTON1)
return;
dragging = e.getPoint();
}
// Not dragging
if (dragging == null)
return;
// Working variables
int grid = this.grid ? 1 : 0;
int size = 8 * scale + grid;
int col = e.getX() / size;
int row = e.getY() / size;
// The pixel is not within a cell
if (col >= 64 || row >= 64)
return;
// Calculate the index of the selected cell
setCell(row << 6 | col);
}
// Cell panel paint
private void onPaintCell(Graphics2D g, int width, int height) {
int scale = Math.max(1, Math.min(width >> 3, height >> 3));
int x = (width - (scale << 3) + 1) >> 1;
int y = (height - (scale << 3) + 1) >> 1;
int ix = (cellIndex & 63) << 3;
int iy = cellIndex >> 6 << 3;
g.drawImage(image,
x, y, x + scale * 8, y + scale * 8,
ix, iy, ix + 8 , iy + 8 ,
null);
}
// BG map panel paint
private void onPaintMap(Graphics2D g, int width, int height) {
// Drawing with a grid
if (grid) {
int scale = 8 * this.scale;
for (int y = 0, z = 0; y < 64; y++)
for (int x = 0; x < 64; x++, z++) {
int ix = (z & 63) << 3;
int iy = z >> 6 << 3;
int ox = x * (scale + 1);
int oy = y * (scale + 1);
g.drawImage(image,
ox, oy, ox + scale, oy + scale,
ix, iy, ix + 8 , iy + 8 ,
null);
}
}
// Not drawing with a grid
else g.drawImage(image, 0, 0, 512 * scale, 512 * scale, null);
// Highlight the selected cell
int size = 8 * scale + (grid ? 1 : 0);
int X = (cellIndex & 63) * size;
int Y = (cellIndex >> 6) * size;
int light = SystemColor.textHighlight.getRGB() & 0x00FFFFFF;
g.setColor(new Color(0xD0000000 | light, true));
g.drawRect(X , Y , 8 * scale - 1, 8 * scale - 1);
g.setColor(new Color(0x90000000 | light, true));
g.drawRect(X + 1, Y + 1, 8 * scale - 3, 8 * scale - 3);
g.setColor(new Color(0x50000000 | light, true));
g.fillRect(X + 2, Y + 2, 8 * scale - 4, 8 * scale - 4);
}
// Window resize
private void onResize() {
var viewport = scrControls.getViewport();
int inner = viewport.getView().getPreferredSize().width;
int outer = viewport.getExtentSize().width;
// Size the controls container to match the inner component
if (inner != outer) {
scrControls.setPreferredSize(new Dimension(
scrControls.getPreferredSize().width + inner - outer, 0));
scrControls.revalidate();
scrControls.repaint();
}
}
// View control changed
private void onView() {
int grid = this.grid ? 1 : 0;
int size = 8 * scale + grid;
int pref = size * 64 - grid;
scrMap.getVerticalScrollBar().setUnitIncrement(8 * scale + grid);
panMap.setPreferredSize(new Dimension(pref, pref));
panMap.revalidate();
panMap.repaint();
}
///////////////////////////////////////////////////////////////////////////
// Private Methods //
///////////////////////////////////////////////////////////////////////////
// Add a check box to the controls panel
private JCheckBox checkBox(UPanel panel) {
var chk = new JCheckBox();
chk.setBorder(null);
chk.setFocusable(false);
var gbc = new GridBagConstraints();
gbc.anchor = GridBagConstraints.WEST;
gbc.gridwidth = GridBagConstraints.REMAINDER;
gbc.insets = new Insets(0, 0, 2, 2);
panel.add(chk, gbc);
return chk;
}
// Add a label to the controls panel
private void label(UPanel panel, String key, boolean top) {
var lbl = new JLabel();
parent.app.localizer.add(lbl, key);
var gbc = new GridBagConstraints();
gbc.anchor = GridBagConstraints.WEST;
gbc.insets = new Insets(top ? 2 : 0, 2, 2, 2);
panel.add(lbl, gbc);
}
// Update controls
private void refreshLite() {
int mapAddr = mapIndex << 13 | 0x00020000;
int cellAddr = mapAddr | cellIndex << 1;
int bits = parent.vram[cellAddr] & 0xFF | parent.vram[cellAddr+1] << 8;
character = bits & 0x07FF;
hFlip = (bits & 0x2000) != 0;
palette = bits >> 14 & 3;
vFlip = (bits & 0x1000) != 0;
chkHFlip .setSelected(hFlip);
chkVFlip .setSelected(vFlip);
cmbPalette .setSelectedIndex(palette);
spnCellIndex .setValue(cellIndex);
spnCharacter .setValue(character);
spnMapIndex .setValue(mapIndex);
txtMapAddress .setText(String.format("%08X", mapAddr ));
txtCellAddress.setText(String.format("%08X", cellAddr));
panCell.repaint();
panMap .repaint();
}
// Add a combo box to the controls panel
private UComboBox select(UPanel panel, String[] options) {
var cmb = new UComboBox();
parent.app.localizer.add(cmb, options);
cmb.setSelectedIndex(0);
var gbc = new GridBagConstraints();
gbc.fill = GridBagConstraints.BOTH;
gbc.gridwidth = GridBagConstraints.REMAINDER;
gbc.insets = new Insets(0, 0, 2, 2);
panel.add(cmb, gbc);
return cmb;
}
// Specify the current cell index
private void setCell(int index) {
cellIndex = index;
refreshLite();
}
// Specify the current BG map index
private void setMap(int index) {
mapIndex = index;
refreshLite();
}
// Add a slider to the controls panel
private JSlider slider(UPanel panel, int min, int max, int value) {
var sld = new JSlider(min, max, value);
sld.setFocusable(false);
sld.setPreferredSize(new Dimension(0, sld.getPreferredSize().height));
var gbc = new GridBagConstraints();
gbc.fill = GridBagConstraints.BOTH;
gbc.gridwidth = GridBagConstraints.REMAINDER;
gbc.insets = new Insets(0, 0, 1, 2);
panel.add(sld, gbc);
return sld;
}
// Add a spinner to the controls panel
private JSpinner spinner(UPanel panel, int min, int max, int value,
boolean top) {
var spn = new JSpinner(new SpinnerNumberModel(value, min, max, 1));
var txt = new JSpinner.NumberEditor(spn, "#");
txt.getTextField().addActionListener(e->client.requestFocus());
spn.setEditor(txt);
var gbc = new GridBagConstraints();
gbc.fill = GridBagConstraints.BOTH;
gbc.gridwidth = GridBagConstraints.REMAINDER;
gbc.insets = new Insets(top ? 2 : 0, 0, 2, 2);
gbc.weightx = 1;
panel.add(spn, gbc);
return spn;
}
// Terminate a controls container
private void terminator(UPanel panel) {
var spacer = new UPanel();
spacer.setOpaque(false);
spacer.setPreferredSize(new Dimension(0, 0));
var gbc = new GridBagConstraints();
gbc.gridheight = GridBagConstraints.REMAINDER;
gbc.gridwidth = GridBagConstraints.REMAINDER;
panel.add(spacer, gbc);
}
// Add a text box to the controls panel
private JTextField textBox(UPanel panel) {
var txt = new JTextField();
txt.setFont(parent.app.fntMono);
txt.addActionListener(e->client.requestFocus());
var size = txt.getPreferredSize();
txt.setPreferredSize(new Dimension(
parent.app.hexDigitWidth * 8 + 2 + size.width, size.height));
var gbc = new GridBagConstraints();
gbc.fill = GridBagConstraints.BOTH;
gbc.gridwidth = GridBagConstraints.REMAINDER;
gbc.insets = new Insets(0, 0, 2, 2);
panel.add(txt, gbc);
return txt;
}
}

View File

@ -3,6 +3,7 @@ package app;
// Java imports
import java.awt.*;
import java.awt.event.*;
import java.awt.image.*;
import java.util.*;
import javax.swing.*;
@ -18,12 +19,15 @@ class CharactersWindow extends ChildWindow {
private int index; // Current character index
private boolean grid; // Draw a grid around characters
private int palette; // Palette index
private int[] pix; // Image buffer
private int scale; // Display scale
private int wide; // Number of characters per row
private BufferedImage image; // Character graphics
// UI components
private JCheckBox chkGrid; // Grid check box
private UPanel client; // Client area
private UComboBox cmbPalette; // Palette drop-down
private UPanel panCharacters; // Characters panel
private UPanel panPalette; // Palette panel
private UPanel panPattern; // Pattern panel
@ -35,7 +39,6 @@ class CharactersWindow extends ChildWindow {
private JSpinner spnWide; // Wide spinner
private JTextField txtAddress; // Address text box
private JTextField txtMirror; // Mirror text box
private JComboBox<String> cmbPalette; // Palette drop-down
@ -50,6 +53,8 @@ class CharactersWindow extends ChildWindow {
// Configure instance fields
color = 0;
grid = true;
image = new BufferedImage(256, 512, BufferedImage.TYPE_INT_RGB);
pix = new int[256 * 512];
scale = 3;
// Template scroll bar to check control width in the current LAF
@ -77,8 +82,8 @@ class CharactersWindow extends ChildWindow {
// Character controls
label(ctrls, "characters.index", true);
spnIndex = spinner(ctrls, 0, 2047, 0, true);
spnIndex.addChangeListener(e->{
setIndex((Integer) spnIndex.getValue()); });
spnIndex.addChangeListener(e->
setIndex((Integer) spnIndex.getValue()));
label(ctrls, "characters.address", false);
txtAddress = textBox(ctrls);
txtAddress.addFocusListener(Util.onFocus(null,
@ -159,7 +164,9 @@ class CharactersWindow extends ChildWindow {
panCharacters = new UPanel();
panCharacters.setBackground(SystemColor.control);
panCharacters.addMouseListener(
Util.onMouse(e->onMouseDownCharacters(e), null));
Util.onMouse(e->onMouseCharacters(e), e->onMouseCharacters(e)));
panCharacters.addMouseMotionListener(
Util.onMouseMove(null, e->onMouseCharacters(e)));
panCharacters.addPaintListener((g,w,h)->onPaintCharacters(g, w, h));
scrCharacters = new JScrollPane(panCharacters);
client.add(scrCharacters, BorderLayout.CENTER);
@ -167,6 +174,7 @@ class CharactersWindow extends ChildWindow {
// Configure component
setContentPane(client);
setIndex(0);
onView();
pack();
}
@ -178,7 +186,17 @@ class CharactersWindow extends ChildWindow {
// Update the display
void refresh() {
repaint();
// Update characters graphic
var pal = parent.palettes[palette][MainWindow.RED];
for (int index = 0; index < 2048; index++)
parent.drawCharacter(index, false, false, pal, pix,
index >> 5 << 11 | (index & 31) << 3, 256);
image.setRGB(0, 0, 256, 512, pix, 0, 256);
// Update display;
panCharacters.repaint();
panPattern .repaint();
}
@ -217,14 +235,27 @@ class CharactersWindow extends ChildWindow {
setIndex(index);
}
// Characters mouse button press
private void onMouseDownCharacters(MouseEvent e) {
// Characters mouse
private void onMouseCharacters(MouseEvent e) {
int id = e.getID();
// Common processing
client.requestFocus();
// Mouse release
if (id == MouseEvent.MOUSE_RELEASED) {
if (e.getButton() == MouseEvent.BUTTON1)
dragging = null;
return;
}
// Only consider left clicks
if (e.getButton() != MouseEvent.BUTTON1)
// Mouse press
if (id == MouseEvent.MOUSE_PRESSED) {
client.requestFocus();
if (e.getButton() != MouseEvent.BUTTON1)
return;
dragging = e.getPoint();
}
// Not dragging
if (dragging == null)
return;
// Working variables
@ -278,7 +309,11 @@ class CharactersWindow extends ChildWindow {
// Pattern mouse
private void onMousePattern(MouseEvent e) {
int id = e.getID();
int id = e.getID();
int scale = Math.max(1, Math.min(
panPattern.getWidth () >> 3,
panPattern.getHeight() >> 3
));
// Mouse release
if (id == MouseEvent.MOUSE_RELEASED) {
@ -289,109 +324,60 @@ class CharactersWindow extends ChildWindow {
// Mouse press
if (id == MouseEvent.MOUSE_PRESSED) {
client.requestFocus();
if (e.getButton() != MouseEvent.BUTTON1)
return;
dragging = e.getPoint();
dragging = e.getPoint();
dragging.x = dragging.x / scale - (dragging.x < 0 ? 1 : 0);
dragging.y = dragging.y / scale - (dragging.y < 0 ? 1 : 0);
}
// Not dragging
if (dragging == null)
return;
// Configure working variables
var pix = parent.chrs[index];
var pos = e.getPoint();
int scale = Math.max(1, Math.min(
panPattern.getWidth() / 8, panPattern.getHeight() / 8));
// Retrieve the current point
var pos = e.getPoint();
pos.x = pos.x / scale - (pos.x < 0 ? 1 : 0);
pos.y = pos.y / scale - (pos.y < 0 ? 1 : 0);
// Determine the bounds of the line segment
int left = Math.min(dragging.x, pos.x) / scale;
int right = (Math.max(dragging.x, pos.x) - 1) / scale;
int top = Math.min(dragging.y, pos.y) / scale;
int bottom = (Math.max(dragging.y, pos.y) - 1) / scale;
if (left >= 8 || right < 0 || top >= 8 || bottom < 0) {
dragging = pos;
return;
// Draw a line segment (adapted from Wikipedia)
int dx = Math.abs(pos.x - dragging.x);
int sx = dragging.x < pos.x ? 1 : -1;
int dy = -Math.abs(pos.y - dragging.y);
int sy = dragging.y < pos.y ? 1 : -1;
int err = dx + dy;
int addr = index >> 9 << 15 | 0x00006000 | (index & 511) << 4;
for (;;) {
// Draw the current pixel
if ((dragging.x&7) == dragging.x && (dragging.y&7) == dragging.y) {
int b = addr | dragging.y << 1 | dragging.x >> 2;
int bit = (dragging.x & 3) << 1;
parent.vram[b] = (byte)
(parent.vram[b] & ~(3 << bit) | color << bit);
}
// The last pixel has been drawn
if (dragging.x == pos.x && dragging.y == pos.y)
break;
// Advance to the next pixel
int e2 = err << 1;
if (e2 >= dy)
{ err += dy; dragging.x += sx; }
if (e2 <= dx)
{ err += dx; dragging.y += sy; }
}
// The line segment occupies a single column of pixels
if (left == right) {
top = Math.max(0, top );
bottom = Math.min(7, bottom);
// Draw the column
for (
int y = top, dest = left + top * 8;
y <= bottom;
y++, dest += 8
) pix[dest] = (byte) color;
// Update the current VRAM state
parent.encode(index);
dragging = pos;
return;
}
// Calculate and order the vertex coordinates
float v0x = (float) dragging.x / scale;
float v0y = (float) dragging.y / scale;
float v1x = (float) pos .x / scale;
float v1y = (float) pos .y / scale;
if (v0x > v1x) {
float t = v0x; v0x = v1x; v1x = t;
t = v0y; v0y = v1y; v1y = t;
}
// Determine the starting position of the line segment
float slope = (v1y - v0y) / (v1x - v0x);
float cur, next;
if (v0x < 0) {
left = 0;
cur = v0y - slope * v0x;
next = cur + slope;
} else {
cur = v0y;
next = v0y + slope * (1 - v0x % 1);
}
// Draw all columns of pixels
int last = Math.min(7, right);
for (int x = left; x <= last; x++) {
// The column is the final column in the line segment
if (x == right)
next = v1y;
// Determine the top and bottom rows of pixels
v0y = Math.max(cur, next);
if (v0y % 1 == 0)
v0y--;
top = Math.max(0, (int) Math.floor(Math.min(cur, next)));
bottom = Math.min(7, (int) Math.floor(v0y ));
// Draw the column
for (
int y = top, dest = x + top * 8;
y <= bottom;
y++, dest += 8
) pix[dest] = (byte) color;
// Advance to the next column
cur = next;
next += slope;
}
// Update the current VRAM state
parent.encode(index);
dragging = pos;
// Update VRAM state
parent.vue.writeBytes(addr, parent.vram, addr, 16);
parent.refreshDebug(false);
}
// Characters paint
private void onPaintCharacters(Graphics2D g, int width, int height) {
var clear = new Color(parent.app.rgbClear);
int grid = this.grid ? 1 : 0;
var pal = parent.palettes[palette][MainWindow.RED];
var pix = new byte[64];
int size = scale * 8 + grid;
int wide = this.wide != 0 ? this.wide :
Math.max(1, (width + grid) / size);
@ -402,9 +388,12 @@ class CharactersWindow extends ChildWindow {
for (int X = 0, x = 0; x < wide; x++, z++, X += size) {
if (z == 2048)
break;
g.setColor(clear);
g.fillRect(X, Y, size - grid, size - grid);
drawCharacter(g, X, Y, scale, z, pal);
int ix = (z & 31) << 3;
int iy = z >> 5 << 3;
g.drawImage(image,
X, Y, X + size - grid, Y + size - grid,
ix, iy, ix + 8 , iy + 8 ,
null);
}
// Highlight the selected character
@ -438,7 +427,7 @@ class CharactersWindow extends ChildWindow {
}
// Draw the color area
g.setColor(x == 0 ? new Color(parent.app.rgbClear) : pal[x]);
g.setColor(new Color(pal[x]));
g.fillRect(left + 3, top + 3, size , size );
}
@ -449,10 +438,12 @@ class CharactersWindow extends ChildWindow {
int scale = Math.max(1, Math.min(width >> 3, height >> 3));
int x = (width - (scale << 3) + 1) >> 1;
int y = (height - (scale << 3) + 1) >> 1;
g.setColor(new Color(parent.app.rgbClear));
g.fillRect(x, y, scale * 8, scale * 8);
drawCharacter(g, x, y, scale, index,
parent.palettes[palette][MainWindow.RED]);
int ix = (index & 31) << 3;
int iy = index >> 5 << 3;
g.drawImage(image,
x, y, x + scale * 8, y + scale * 8,
ix, iy, ix + 8 , iy + 8 ,
null);
}
// Window resize
@ -515,6 +506,7 @@ class CharactersWindow extends ChildWindow {
wide * (scale * 8 + grid) - grid,
(2047 + wide) / wide * (scale * 8 + grid) - grid
));
scrCharacters.getVerticalScrollBar().setUnitIncrement(8*scale+grid);
panCharacters.revalidate();
panCharacters.repaint();
}
@ -538,19 +530,6 @@ class CharactersWindow extends ChildWindow {
return chk;
}
// Draw a character
private void drawCharacter(Graphics2D g, int X, int Y, int scale,
int index, Color[] pal) {
var pix = parent.chrs[index];
for (int y = 0, src = 0; y < 8; y++)
for (int x = 0; x < 8; x++, src++) {
if (pix[src] == 0)
continue;
g.setColor(pal[pix[src]]);
g.fillRect(X + x * scale, Y + y * scale, scale, scale);
}
}
// Add a label to the controls panel
private void label(UPanel panel, String key, boolean top) {
var lbl = new JLabel();
@ -562,14 +541,14 @@ class CharactersWindow extends ChildWindow {
}
// Add a combo box to the controls panel
private JComboBox<String> select(UPanel panel, String[] options) {
var cmb = new JComboBox<String>();
private UComboBox select(UPanel panel, String[] options) {
var cmb = new UComboBox();
parent.app.localizer.add(cmb, options);
cmb.setSelectedIndex(0);
var gbc = new GridBagConstraints();
gbc.fill = GridBagConstraints.BOTH;
gbc.gridwidth = GridBagConstraints.REMAINDER;
gbc.insets = new Insets(0, 0, 1, 2);
gbc.insets = new Insets(0, 0, 2, 2);
panel.add(cmb, gbc);
return cmb;
}

View File

@ -15,12 +15,11 @@ import vue.*;
class MainWindow extends JFrame {
// Instance fields
App app; // Containing application
Breakpoint brkStep; // Single step internal breakpoint
byte[][] chrs; // Decoded pixel patterns
Color[][][] palettes; // Raster palettes
byte[] vram; // Snapshot of VIP memory
Vue vue; // Emulation core context
App app; // Containing application
Breakpoint brkStep; // Single step internal breakpoint
int[][][] palettes; // Raster palettes
byte[] vram; // Snapshot of VIP memory
Vue vue; // Emulation core context
// Private fields
private boolean debugMode; // Window is in debug mode
@ -39,6 +38,7 @@ class MainWindow extends JFrame {
private JMenuItem mnuFileGameMode; // File -> Game mode
// Child windows
private BGMapsWindow bgMaps;
private BreakpointsWindow breakpoints;
private CharactersWindow characters;
private ConsoleWindow console;
@ -85,21 +85,13 @@ class MainWindow extends JFrame {
// Configure instance fields
this.app = app;
chrs = new byte[2048][64];
palettes = new Color[9][3][4];
palettes = new int[9][3][4];
pwd = Util.PWD;
vram = new byte[0x40000];
vue = Vue.create(app.getUseNative());
System.out.println("Native: " +
(vue.isNative() ? Vue.getNativeID() : "No"));
// Initialize palettes
var invis = new Color(0, true);
for (int x = 0; x < 9; x++)
for (int y = 0; y < 3; y++)
for (int z = 0; z < 4; z++)
palettes[x][y][z] = invis;
// Configure video pane
video = new UPanel();
video.setPreferredSize(new Dimension(384, 224));
@ -121,6 +113,7 @@ class MainWindow extends JFrame {
// Configure child windows
desktop = new JDesktopPane();
desktop.setBackground(SystemColor.controlShadow);
desktop.add(bgMaps = new BGMapsWindow (this));
desktop.add(breakpoints = new BreakpointsWindow(this));
desktop.add(characters = new CharactersWindow (this));
desktop.add(console = new ConsoleWindow (this));
@ -181,10 +174,10 @@ class MainWindow extends JFrame {
mnuDebug.addSeparator();
var mnuDebugBackgrounds = new JMenuItem();
mnuDebugBackgrounds.setEnabled(false);
loc.add(mnuDebugBackgrounds, "app.debug.backgrounds");
mnuDebug.add(mnuDebugBackgrounds);
var mnuDebugBGMaps = new JMenuItem();
loc.add(mnuDebugBGMaps, "app.debug.bg_maps");
mnuDebugBGMaps.addActionListener(e->bgMaps.setVisible(true));
mnuDebug.add(mnuDebugBGMaps);
var mnuDebugCharacters = new JMenuItem();
loc.add(mnuDebugCharacters, "app.debug.characters");
@ -251,28 +244,32 @@ class MainWindow extends JFrame {
// Package Methods //
///////////////////////////////////////////////////////////////////////////
// Encode a character graphic
void encode(int index) {
int dest = index >> 9 << 15 | 0x00006000 | (index & 511) << 4;
var pix = chrs[index];
for (int y = 0, src = 0; y < 8; y++)
for (int b = 0, bits = 0; b < 2; b++, vram[dest++] = (byte) bits)
for (int x = 0; x < 4; x++, src++)
bits = bits >> 2 | pix[src] << 6;
vue.writeBytes(dest - 16, pix, dest - 16, 16);
refreshDebugLite(false);
// Draw a character into a pixel buffer
void drawCharacter(int index, boolean hFlip, boolean vFlip, int[] palette,
int[] buffer, int offset, int stride) {
int addr = index >> 9 << 15 | 0x00006000 | (index & 511) << 4;
for (int y = 0; y < 8; y++, offset += stride - 8)
for (int x = 0; x < 8; x++, offset += 1 ) {
int ix = hFlip ? 7 - x : x;
int iy = vFlip ? 7 - y : y;
int b = addr | iy << 1 | ix >> 2;
int bit = (ix & 3) << 1;
buffer[offset] = palette[vram[b] >> bit & 3];
}
}
// Refresh all debug views
void refreshDebug(boolean seekToPC) {
vue.readBytes(0x00000000, vram, 0, vram.length);
refreshCharacters();
refreshPalettes();
refreshDebugLite(seekToPC);
}
// Refresh all debug views without retrieving video memory
void refreshDebugLite(boolean seekToPC) {
bgMaps .refresh();
breakpoints.refresh();
characters .refresh();
cpu .refresh(seekToPC);
@ -412,18 +409,6 @@ class MainWindow extends JFrame {
// Private Methods //
///////////////////////////////////////////////////////////////////////////
// Update the character patterns
private void refreshCharacters() {
for (int index = 0; index < 2048; index++) {
var pix = chrs[index];
int src = index >> 9 << 15 | 0x00006000 | (index & 511) << 4;
for (int y = 0, dest = 0; y < 8; y++)
for (int b = 0; b < 2; b++, src++)
for (int x = 0, bits = vram[src]; x < 4; x++, dest++, bits >>= 2)
pix[dest] = (byte) (bits & 3);
}
}
// Update the palette composites
private void refreshPalettes() {
@ -460,11 +445,11 @@ class MainWindow extends JFrame {
for (int y = 0; y < 3; y++) {
var base = app.rgbBase[y];
var dest = palettes[x][y];
dest[0] = 0xFF000000 | app.rgbClear;
for (int z = 1; z < 4; z++) {
int argb = 0xFF000000;
dest[z] = 0xFF000000;
for (int w = 0, bits = 16; w < 3; w++, bits -= 8)
argb |= (pal[z] * base[w] + 255) / 510 << bits;
dest[z] = new Color(argb);
dest[z] |= (pal[z] * base[w] + 255) / 510 << bits;
}
}

View File

@ -0,0 +1,95 @@
package util;
// Java imports
import java.awt.event.*;
import java.util.*;
import javax.swing.*;
// Wrapper around JComboBox<String> to enforce desired behaviors
public class UComboBox extends JComboBox<String> {
// Instance fields
private HashMap<ActionListener, ActionListener> actionListeners;
///////////////////////////////////////////////////////////////////////////
// Constants //
///////////////////////////////////////////////////////////////////////////
// Empty item set
private static final String[] EMPTY = new String[0];
///////////////////////////////////////////////////////////////////////////
// Constructors //
///////////////////////////////////////////////////////////////////////////
// Default constructor
public UComboBox() {
this(null);
}
// List constructor
public UComboBox(String[] items) {
super();
actionListeners = new HashMap<ActionListener, ActionListener>();
setItems(items);
}
///////////////////////////////////////////////////////////////////////////
// Public Methods //
///////////////////////////////////////////////////////////////////////////
// Add a listener to receive action events
public void addActionListener(ActionListener l) {
// Error checking
if (l == null)
return;
// Wrap the event listener in a guard
ActionListener L = e->{
// Search the stack trace for an invocation not from Java itself
var trace = Thread.currentThread().getStackTrace();
for (int x = 2; x < trace.length; x++)
if (trace[x].getModuleName() == null)
return;
// Call the event handler
l.actionPerformed(e);
};
// Manage the collections
actionListeners.put(l, L);
super.addActionListener(L);
}
// Retrieve a list of the current action listeners
public ActionListener[] getActionListeners() {
return actionListeners.keySet().toArray(
new ActionListener[actionListeners.size()]);
}
// Remove an action listener from the collection
public void removeActionListener(ActionListener l) {
var L = actionListeners.get(l);
if (L == null)
return;
actionListeners.remove(l);
super.removeActionListener(L);
}
// Update the items in the list
public void setItems(String[] items) {
int index = getSelectedIndex();
setModel(new DefaultComboBoxModel<String>(
items != null ? items : EMPTY));
setSelectedIndex(index);
}
}