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LLE support.

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This commit is contained in:
Sergey Lipskiy 2014-11-22 19:39:10 +06:00
parent 8fd284e488
commit e3f9676913
2 changed files with 37 additions and 29 deletions
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61
RDP.cpp
View File

@ -3,6 +3,9 @@
#include "RDP.h"
#include "GBI.h"
#include "gDP.h"
#include "gSP.h"
#include "VI.h"
#include "OpenGL.h"
#include "Debug.h"
void RDP_Unknown( u32 w0, u32 w1 )
@ -500,49 +503,51 @@ void RDP_ProcessRDPList()
{
DebugMsg(DEBUG_HIGH | DEBUG_HANDLED, "ProcessRDPList()\n");
u32 i;
u32 cmd, length, cmd_length;
RDP.cmd_ptr = 0;
RDP.cmd_cur = 0;
const u32 length = dp_end - dp_current;
dp_status &= ~0x0002;
if (dp_end <= dp_current) return;
length = dp_end - dp_current;
VI_UpdateSize();
video().updateScale();
RSP.bLLE = true;
// load command data
for (i = 0; i < length; i += 4) {
RDP.cmd_data[RDP.cmd_ptr++] = READ_RDP_DATA(dp_current + i);
if (RDP.cmd_ptr >= 0x1000) {
DebugMsg(DEBUG_HIGH | DEBUG_ERROR, "rdp_process_list: RDP.cmd_ptr overflow %x %x --> %x\n", length, dp_current, dp_end);
}
for (u32 i = 0; i < length; i += 4) {
RDP.cmd_data[RDP.cmd_ptr] = READ_RDP_DATA(dp_current + i);
RDP.cmd_ptr = (RDP.cmd_ptr + 1) & maxCMDMask;
}
dp_current = dp_end;
bool setZero = true;
while (RDP.cmd_cur != RDP.cmd_ptr) {
u32 cmd = (RDP.cmd_data[RDP.cmd_cur] >> 24) & 0x3f;
cmd = (RDP.cmd_data[0] >> 24) & 0x3f;
cmd_length = (RDP.cmd_ptr + 1) * 4;
if ((((RDP.cmd_ptr - RDP.cmd_cur)&maxCMDMask) * 4) < CmdLength[cmd]) {
setZero = false;
break;
}
// check if more data is needed
if (cmd_length < CmdLength[cmd])
return;
RSP.bLLE = true;
while (RDP.cmd_cur < RDP.cmd_ptr) {
cmd = (RDP.cmd_data[RDP.cmd_cur] >> 24) & 0x3f;
if (((RDP.cmd_ptr-RDP.cmd_cur) * 4) < CmdLength[cmd])
return;
if (RDP.cmd_cur + CmdLength[cmd] / 4 > MAXCMD)
memcpy(RDP.cmd_data + MAXCMD, RDP.cmd_data, CmdLength[cmd] - (MAXCMD - RDP.cmd_cur) * 4);
// execute the command
u32 w0 = RDP.cmd_data[RDP.cmd_cur+0];
u32 w1 = RDP.cmd_data[RDP.cmd_cur+1];
RDP.w2 = RDP.cmd_data[RDP.cmd_cur+2];
RDP.w3 = RDP.cmd_data[RDP.cmd_cur+3];
RDP.w3 = RDP.cmd_data[RDP.cmd_cur + 3];
LLEcmd[cmd](w0, w1);
RDP.cmd_cur += CmdLength[cmd] / 4;
};
RSP.bLLE = false;
RDP.cmd_cur = (RDP.cmd_cur + CmdLength[cmd] / 4) & maxCMDMask;
}
dp_start = dp_end;
if (setZero) {
RDP.cmd_ptr = 0;
RDP.cmd_cur = 0;
}
dp_status &= ~0x0002;
gSP.changed |= CHANGED_COLORBUFFER;
dp_start = dp_current = dp_end;
}

5
RDP.h
View File

@ -1,12 +1,15 @@
#ifndef RDP_H
#define RDP_H
#define MAXCMD 0x100000
const unsigned int maxCMDMask = MAXCMD - 1;
typedef struct
{
u32 w2, w3;
u32 cmd_ptr;
u32 cmd_cur;
u32 cmd_data[0x1000];
u32 cmd_data[MAXCMD + 32];
} RDPInfo;
extern RDPInfo RDP;