isledecomp/LEGOIslandRebuilder
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added stay active when unfocused patch

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This commit is contained in:
itsmattkc 2019-04-28 01:22:28 +10:00
parent 2a554c8b87
commit f2507ab29c
1 changed files with 46 additions and 16 deletions
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62
Rebuilder/Rebuilder.cs
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@ -14,6 +14,7 @@ namespace Rebuilder
NumericUpDown turn_speed_control;
CheckBox redirect_saves;
CheckBox run_fullscreen;
CheckBox stay_active_when_window_is_defocused;
Rebuilder() {
Text = "Lego Island Rebuilder";
@ -83,6 +84,15 @@ namespace Rebuilder
row++;
stay_active_when_window_is_defocused = new CheckBox();
stay_active_when_window_is_defocused.Checked = false;
stay_active_when_window_is_defocused.Anchor = AnchorStyles.Left | AnchorStyles.Right;
stay_active_when_window_is_defocused.Text = "Stay active when window is defocused";
grid.Controls.Add(stay_active_when_window_is_defocused, 0, row);
grid.SetColumnSpan(stay_active_when_window_is_defocused, 2);
row++;
redirect_saves = new CheckBox();
redirect_saves.Checked = true;
redirect_saves.Anchor = AnchorStyles.Left | AnchorStyles.Right;
@ -127,6 +137,16 @@ namespace Rebuilder
fs.Write(bytes, 0, bytes.Length);
}
private void WriteByte(FileStream fs, byte b, long pos = -1)
{
if (pos > -1)
{
fs.Position = pos;
}
fs.WriteByte(b);
}
private void WriteInt32(FileStream fs, Int32 integer, long pos = -1)
{
@ -142,45 +162,55 @@ namespace Rebuilder
private void Patch(string dir)
{
// Patch LEGO1.DLL
using (FileStream fs = File.Open(dir + "/LEGO1.DLL", FileMode.Open, FileAccess.Write))
using (FileStream lego1dll = File.Open(dir + "/LEGO1.DLL", FileMode.Open, FileAccess.Write))
using (FileStream isleexe = File.Open(dir + "/ISLE.EXE", FileMode.Open, FileAccess.Write))
{
// Write turn speed hack (This undoubtedly opens up free bytes for more ASM, check it out at some point maybe)
Write(fs, new byte[]{ 0xEB, 0x1D }, 344889);
Write(lego1dll, new byte[] { 0xEB, 0x1D }, 344889);
Write(fs, new byte[] { 0xEB, 0xCF }, 344918);
Write(lego1dll, new byte[] { 0xEB, 0xCF }, 344918);
Write(fs, new byte[] { 0xC7, 0x44, 0x24, 0x14 }, 344920);
Write(lego1dll, new byte[] { 0xC7, 0x44, 0x24, 0x14 }, 344920);
WriteInt32(fs, (Int32) turn_speed_control.Value);
WriteInt32(lego1dll, (Int32)turn_speed_control.Value);
Write(fs, new byte[] { 0xDA, 0x4C, 0x24, 0x14, 0xEB, 0xD7 });
Write(lego1dll, new byte[] { 0xDA, 0x4C, 0x24, 0x14, 0xEB, 0xD7 });
if (redirect_saves.Checked)
{
// Write patch to write saves to "AppData" instead of "Program Files"
Write(fs, new byte[] { 0xE9, 0x61, 0x9B, 0x09, 0x00 }, 0x39300);
Write(fs, new byte[] { 0x53, 0xBB, 0x79, 0x3A, 0x0D, 0x10, 0x89, 0x5C, 0x24, 0x08, 0x56, 0x8B, 0x01, 0x57, 0xE9, 0x8C, 0x64, 0xF6, 0xFF }, 0xD2E66);
Write(lego1dll, new byte[] { 0xE9, 0x61, 0x9B, 0x09, 0x00 }, 0x39300);
Write(lego1dll, new byte[] { 0x53, 0xBB, 0x79, 0x3A, 0x0D, 0x10, 0x89, 0x5C, 0x24, 0x08, 0x56, 0x8B, 0x01, 0x57, 0xE9, 0x8C, 0x64, 0xF6, 0xFF }, 0xD2E66);
// New directory to write in (defaults to "%AppData%/LEGO Island")
string new_save_dir = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + "\\LEGO Island\\";
Directory.CreateDirectory(new_save_dir);
WriteString(fs, new_save_dir);
WriteString(lego1dll, new_save_dir);
}
}
using (FileStream fs = File.Open(dir + "/ISLE.EXE", FileMode.Open, FileAccess.Write))
{
// This operation frees
if (stay_active_when_window_is_defocused.Checked)
{
// Remove code that writes focus value to memory, effectively keeping it always true - frees up 3 bytes
Write(isleexe, new byte[] { 0x90, 0x90, 0x90 }, 0x1363);
// Write DirectSound flags to allow audio to play while the window is defocused
WriteByte(lego1dll, 0x80, 0xB120B);
WriteByte(lego1dll, 0x80, 0x5B96);
WriteByte(lego1dll, 0x80, 0xB1201);
WriteByte(lego1dll, 0x80, 0xADD43);
}
// This operation skips the registry check so full screen/window mode can be set without entering the registry
if (run_fullscreen.Checked)
{
// Write all nops since full screen is enabled by default, frees up 13 bytes that were used to call the registry reading function
Write(fs, new byte[] { 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }, 0x1E03);
Write(isleexe, new byte[] { 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }, 0x1E03);
}
else
{
// Write 7 bytes to set the full screen value to 0, frees up 7 bytes of code that were used to call the registry reading function
Write(fs, new byte[] { 0xC7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }, 0x1E03);
Write(isleexe, new byte[] { 0xC7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }, 0x1E03);
}
}
}