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Fully integrated new decoder.

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This commit is contained in:
n-a-c-h
2005-05-15 22:36:27 +00:00
parent 2f7351090d
commit 71409f73ac
1 changed files with 62 additions and 27 deletions
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89
zsnes/src/zmovie.c
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@@ -733,7 +733,7 @@ static size_t pad_bit_decoder(unsigned char pad, unsigned char *buffer, size_t s
}
break;
case 3:
case 3: case 4: case 5:
//No multitap if both ports use special devices
if ((zmv_vars.inputs_enabled & BIT(0xA)) && (zmv_vars.inputs_enabled & BIT(0x09)))
{
@@ -1171,23 +1171,58 @@ static bool zmv_replay_command(enum zmv_commands command)
return(false);
}
#define RESTORE_PAD(cur, prev, bit) \
cur = prev |= ((zmv_vars.inputs_enabled & BIT(bit)) ? 0x8000 : 0);
static void replay_pad(unsigned char pad, unsigned char flag, unsigned char *buffer, size_t *skip_bits)
{
unsigned int *last_state = 0, *current_state = 0;
unsigned char bit_mask = 0;
#define REPLAY_PAD(prev, cur, bit) \
if (flag & BIT(bit)) \
{ \
if (skip_bits && ((skip_bits&7) < 4)) \
{ \
fread(press_buf + skip_bits/8, 1, 1, zmv_vars.fp); \
} \
else \
{ \
fread(press_buf + skip_bits/8, 1, 2, zmv_vars.fp); \
} \
skip_bits = bit_decoder(&prev, GAMEPAD_MASK, press_buf, skip_bits); \
} \
RESTORE_PAD(cur, prev, bit+8)
switch (pad)
{
case 1:
last_state = &zmv_vars.last_joy_state.A;
current_state = &JoyAOrig;
bit_mask = BIT(7);
break;
case 2:
last_state = &zmv_vars.last_joy_state.B;
current_state = &JoyBOrig;
bit_mask = BIT(6);
break;
case 3:
last_state = &zmv_vars.last_joy_state.C;
current_state = &JoyCOrig;
bit_mask = BIT(5);
break;
case 4:
last_state = &zmv_vars.last_joy_state.D;
current_state = &JoyDOrig;
bit_mask = BIT(4);
break;
case 5:
last_state = &zmv_vars.last_joy_state.E;
current_state = &JoyEOrig;
bit_mask = BIT(3);
break;
}
if (flag & bit_mask)
{
if (*skip_bits && ((*skip_bits&7) < 4))
{
fread(buffer + *skip_bits/8, 1, 1, zmv_vars.fp);
}
else
{
fread(buffer + *skip_bits/8, 1, 2, zmv_vars.fp);
}
*skip_bits = pad_bit_decoder(pad, buffer, *skip_bits);
}
*current_state = *last_state;
}
static bool zmv_replay()
{
@@ -1195,11 +1230,11 @@ static bool zmv_replay()
{
if (zmv_vars.rle_count)
{
RESTORE_PAD(JoyAOrig, zmv_vars.last_joy_state.A, 15);
RESTORE_PAD(JoyBOrig, zmv_vars.last_joy_state.B, 14);
RESTORE_PAD(JoyCOrig, zmv_vars.last_joy_state.C, 13);
RESTORE_PAD(JoyDOrig, zmv_vars.last_joy_state.D, 12);
RESTORE_PAD(JoyEOrig, zmv_vars.last_joy_state.E, 11);
JoyAOrig = zmv_vars.last_joy_state.A;
JoyBOrig = zmv_vars.last_joy_state.B;
JoyCOrig = zmv_vars.last_joy_state.C;
JoyDOrig = zmv_vars.last_joy_state.D;
JoyEOrig = zmv_vars.last_joy_state.E;
zmv_vars.rle_count--;
debug_input;
@@ -1244,11 +1279,11 @@ static bool zmv_replay()
unsigned char press_buf[] = { 0, 0, 0, 0, 0, 0, 0, 0 };
size_t skip_bits = 0;
REPLAY_PAD(zmv_vars.last_joy_state.A, JoyAOrig, 7);
REPLAY_PAD(zmv_vars.last_joy_state.B, JoyBOrig, 6);
REPLAY_PAD(zmv_vars.last_joy_state.C, JoyCOrig, 5);
REPLAY_PAD(zmv_vars.last_joy_state.D, JoyDOrig, 4);
REPLAY_PAD(zmv_vars.last_joy_state.E, JoyEOrig, 3);
replay_pad(1, flag, press_buf, &skip_bits);
replay_pad(2, flag, press_buf, &skip_bits);
replay_pad(3, flag, press_buf, &skip_bits);
replay_pad(4, flag, press_buf, &skip_bits);
replay_pad(5, flag, press_buf, &skip_bits);
debug_input;
}