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Merge pull request #1633 from JosJuice/dvd-speed-tweak

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DVDInterface: Tweak speeds
This commit is contained in:
Pierre Bourdon 2014-12-20 16:46:22 +01:00
commit cee4a85a12
1 changed files with 8 additions and 9 deletions
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17
Source/Core/Core/HW/DVDInterface.cpp
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@ -38,18 +38,17 @@ static const u64 WII_DISC_LAYER_SIZE = 4699979776;
// the program can calulate the speed at arbitrary locations.
// Offsets are in bytes, and speeds are in bytes per second.
//
// These speeds are approximate. Using exact speeds is not possible
// because of how much variation there is between different hardware.
// These speeds are approximations of speeds measured on real Wiis.
static const u32 GC_DISC_LOCATION_1_OFFSET = 0; // The beginning of a GC disc
static const u32 GC_DISC_LOCATION_1_READ_SPEED = 1024 * 1024 * 2;
static const u32 GC_DISC_LOCATION_2_OFFSET = 1459978239; // The end of a GC disc
static const u32 GC_DISC_LOCATION_2_READ_SPEED = (u32)(1024 * 1024 * 3.3);
static const u32 GC_DISC_LOCATION_1_OFFSET = 0; // The beginning of a GC disc - 48 mm
static const u32 GC_DISC_LOCATION_1_READ_SPEED = (u32)(1024 * 1024 * 2.1);
static const u32 GC_DISC_LOCATION_2_OFFSET = 1459978239; // The end of a GC disc - 76 mm
static const u32 GC_DISC_LOCATION_2_READ_SPEED = (u32)(1024 * 1024 * 3.325);
static const u32 WII_DISC_LOCATION_1_OFFSET = 0; // The beginning of a Wii disc
static const u32 WII_DISC_LOCATION_1_OFFSET = 0; // The beginning of a Wii disc - 48 mm
static const u32 WII_DISC_LOCATION_1_READ_SPEED = (u32)(1024 * 1024 * 3.5);
static const u64 WII_DISC_LOCATION_2_OFFSET = WII_DISC_LAYER_SIZE; // The end of a Wii disc
static const u32 WII_DISC_LOCATION_2_READ_SPEED = 1024 * 1024 * 9;
static const u64 WII_DISC_LOCATION_2_OFFSET = WII_DISC_LAYER_SIZE; // The end of a Wii disc - 116 mm
static const u32 WII_DISC_LOCATION_2_READ_SPEED = (u32)(1024 * 1024 * 8.45);
// These values are used for disc read speed calculations. Calculations
// are done using an arbitrary length unit where the radius of a disc track