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Cleaned up my baby while respecting micro500's style choices.

This commit is contained in:
brandman211 2012-03-07 02:48:19 +00:00
parent 98938de0c2
commit 28e621527c
1 changed files with 137 additions and 120 deletions
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257
BizHawk.MultiClient/movie/MovieImport.cs
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@ -323,9 +323,9 @@ namespace BizHawk.MultiClient
} }
/* /*
bit 2: bit 2:
* if "0", NTSC timing * if "0", NTSC timing
* if "1", PAL timing * if "1", PAL timing
* see notes below * see notes below
*/ */
bool pal = ((flags & 4) != 0); bool pal = ((flags & 4) != 0);
// other: reserved, set to 0 // other: reserved, set to 0
@ -405,10 +405,10 @@ namespace BizHawk.MultiClient
/* /*
The delta byte(s) indicate the number of emulator frames between this update and the next update. It is The delta byte(s) indicate the number of emulator frames between this update and the next update. It is
encoded in little-endian format and its size depends on the magnitude of the delta: encoded in little-endian format and its size depends on the magnitude of the delta:
Delta of: Number of bytes: Delta of: Number of bytes:
0 0 0 0
1-255 1 1-255 1
256-65535 2 256-65535 2
65536-(2^24-1) 3 65536-(2^24-1) 3
*/ */
for (int b = 0; b < delta; b++) for (int b = 0; b < delta; b++)
@ -498,14 +498,14 @@ namespace BizHawk.MultiClient
int player = ((update >> 3) & 3) + 1; int player = ((update >> 3) & 3) + 1;
/* /*
ccc: ccc:
* 0 A * 0 A
* 1 B * 1 B
* 2 Select * 2 Select
* 3 Start * 3 Start
* 4 Up * 4 Up
* 5 Down * 5 Down
* 6 Left * 6 Left
* 7 Right * 7 Right
*/ */
int button = update & 7; int button = update & 7;
/* /*
@ -681,132 +681,149 @@ namespace BizHawk.MultiClient
warningMsg = ""; warningMsg = "";
Movie m = new Movie(Path.ChangeExtension(path, ".tas"), MOVIEMODE.PLAY); Movie m = new Movie(Path.ChangeExtension(path, ".tas"), MOVIEMODE.PLAY);
FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Read); FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Read);
BinaryReader r = new BinaryReader(fs); BinaryReader r = new BinaryReader(fs);
// Check signature // 000 16-byte signature and format version: "Gens Movie TEST9"
string signature = r.ReadStringFixedAscii(15); string signature = r.ReadStringFixedAscii(15);
if (signature != "Gens Movie TEST") if (signature != "Gens Movie TEST")
{ {
errorMsg = "This is not a valid .GMV file."; errorMsg = "This is not a valid .GMV file.";
r.Close(); r.Close();
fs.Close(); fs.Close();
return null; return null;
} }
// Retrieve ASCII encoded file format version (most recent is 'A') // 00F ASCII-encoded GMV file format version. The most recent is 'A'. (?)
string emuVersion = r.ReadStringFixedAscii(1); string emuVersion = r.ReadStringFixedAscii(1);
m.Header.Comments.Add("emuOrigin Gens version " + emuVersion); m.Header.Comments.Add(EMULATIONORIGIN + " Gens version " + emuVersion);
uint rerecordCount = r.ReadUInt32(); // 010 4-byte little-endian unsigned int: rerecord count
m.SetRerecords((int)rerecordCount); uint rerecordCount = r.ReadUInt32();
m.SetRerecords((int)rerecordCount);
// ASCII-encoded controller config for player 1. '3' or '6'. // 014 ASCII-encoded controller config for player 1. '3' or '6'.
string player1Config = r.ReadStringFixedAscii(1); string player1Config = r.ReadStringFixedAscii(1);
// ASCII-encoded controller config for player 2. '3' or '6'. // 015 ASCII-encoded controller config for player 2. '3' or '6'.
string player2Config = r.ReadStringFixedAscii(1); string player2Config = r.ReadStringFixedAscii(1);
if (player1Config == "6" || player2Config == "6") if (player1Config == "6" || player2Config == "6")
{ {
errorMsg = "6 button controllers are not supported."; errorMsg = "6 button controllers are not supported.";
r.Close(); r.Close();
fs.Close(); fs.Close();
return null; return null;
} }
// Flags relevent only for version A and up // 016 special flags (Version A and up only)
// Bit 7 (most significant): if "1", movie runs at 50 frames per second; if "0", movie runs at 60 frames per second byte MovieFlags = r.ReadByte();
// bit 6: if "1", movie requires a savestate. /*
// bit 5: if "1", movie is 3-player movie; if "0", movie is 2-player movie bit 7 (most significant): if "1", movie runs at 50 frames per second; if "0", movie runs at 60 frames per second
byte MovieFlags = r.ReadByte(); */
if (((MovieFlags >> 6) & 1) == 1) // bit 6: if "1", movie requires a savestate.
{ if (((MovieFlags >> 6) & 1) == 1)
errorMsg = "Movies that begin with a savestate are not supported."; {
r.Close(); errorMsg = "Movies that begin with a savestate are not supported.";
fs.Close(); r.Close();
return null; fs.Close();
} return null;
bool twoPlayerMovie = ((MovieFlags >> 5) & 1) == 0; }
// bit 5: if "1", movie is 3-player movie; if "0", movie is 2-player movie
bool twoPlayerMovie = ((MovieFlags >> 5) & 1) == 0;
// Unknown // Unknown.
r.ReadByte(); r.ReadByte();
// 40-byte zero-terminated ASCII movie name string // 018 40-byte zero-terminated ASCII movie name string
string movieName = RemoveNull(r.ReadStringFixedAscii(40)); string movieName = RemoveNull(r.ReadStringFixedAscii(40));
string[] stdButtons = new string[8] { "Up", "Down", "Left", "Right", "A", "B", "C", "Start" }; /*
string[] xyzButtons = new string[4] { "X", "Y", "Z", "Mode" }; 040 frame data
int frame = 1; For controller bytes, each value is determined by OR-ing together values for whichever of the following are left
SimpleController controllers = new SimpleController(); unpressed:
controllers.Type = new ControllerDefinition(); * 0x01 Up
controllers.Type.Name = "Genesis 3-Button Controller"; * 0x02 Down
* 0x04 Left
* 0x08 Right
* 0x10 A
* 0x20 B
* 0x40 C
* 0x80 Start
*/
string[] stdButtons = new string[8] { "Up", "Down", "Left", "Right", "A", "B", "C", "Start" };
/*
For XYZ-mode, each value is determined by OR-ing together values for whichever of the following are left
unpressed:
* 0x01 Controller 1 X
* 0x02 Controller 1 Y
* 0x04 Controller 1 Z
* 0x08 Controller 1 Mode
* 0x10 Controller 2 X
* 0x20 Controller 2 Y
* 0x40 Controller 2 Z
* 0x80 Controller 2 Mode
*/
string[] xyzButtons = new string[4] { "X", "Y", "Z", "Mode" };
int frame = 1;
SimpleController controllers = new SimpleController();
controllers.Type = new ControllerDefinition();
controllers.Type.Name = "Genesis 3-Button Controller";
while (true) while (true)
{ {
// We are expecting three bytes per frame. If we get only 1 or 2, return with an error // Each frame consists of 3 bytes.
byte controller1Data; byte controller1Data;
byte controller2Data; byte controller2Data;
byte starData; byte starData;
try try
{ {
controller1Data = r.ReadByte(); controller1Data = r.ReadByte();
} }
catch (EndOfStreamException) catch (EndOfStreamException)
{ {
// Valid end of file reached // Valid end of file reached.
break; break;
} }
try try
{ {
controller2Data = r.ReadByte(); controller2Data = r.ReadByte();
starData = r.ReadByte(); starData = r.ReadByte();
} }
catch (EndOfStreamException) catch (EndOfStreamException)
{ {
errorMsg = "Unexpected end of file."; errorMsg = "Unexpected end of file.";
r.Close(); r.Close();
fs.Close(); fs.Close();
return null; return null;
} }
for (int i = 0; i < 8; i++) for (int button = 0; button < stdButtons.Length; button++)
{ {
controllers["P1 " + stdButtons[i]] = ((controller1Data >> i) & 1) == 0; controllers["P1 " + stdButtons[button]] = ((controller1Data >> button) & 1) == 0;
controllers["P2 " + stdButtons[i]] = ((controller2Data >> i) & 1) == 0; controllers["P2 " + stdButtons[button]] = ((controller2Data >> button) & 1) == 0;
} }
// For a three player movie, the third byte has the third player's data // * is controller 3 if a 3-player movie, or XYZ-mode if a 2-player movie.
if (!twoPlayerMovie) if (!twoPlayerMovie)
{ for (int button = 0; button < stdButtons.Length; button++)
for (int i = 0; i < 8; i++) controllers["P3 " + stdButtons[button]] = ((starData >> button) & 1) == 0;
{ else
controllers["P3 " + stdButtons[i]] = ((starData >> i) & 1) == 0; for (int i = 0; i < 4; i++)
} {
} if (player1Config == "6")
// Otherwise, the third byte has player 1 and 2's XYZM data, assuming they are 6 button controllers controllers["P1 " + xyzButtons[i]] = ((starData >> i) & 1) == 0;
else
{
for (int i = 0; i < 4; i++)
{
if (player1Config == "6")
{
controllers["P1 " + xyzButtons[i]] = ((starData >> i) & 1) == 0;
}
if (player2Config == "6") if (player2Config == "6")
{ controllers["P2 " + xyzButtons[i]] = ((starData >> (i+4)) & 1) == 0;
controllers["P2 " + xyzButtons[i]] = ((starData >> (i+4)) & 1) == 0; }
}
}
}
MnemonicsGenerator mg = new MnemonicsGenerator(); MnemonicsGenerator mg = new MnemonicsGenerator();
mg.SetSource(controllers); mg.SetSource(controllers);
m.AppendFrame(mg.GetControllersAsMnemonic()); m.AppendFrame(mg.GetControllersAsMnemonic());
frame++; frame++;
} }
return m; return m;
} }