project64/Source/Project64-video/ucode04.cpp

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/***************************************************************************
* *
* Project64-video - A Nintendo 64 gfx plugin. *
* http://www.pj64-emu.com/ *
* Copyright (C) 2017 Project64. All rights reserved. *
* Copyright (C) 2003-2009 Sergey 'Gonetz' Lipski *
* Copyright (C) 2002 Dave2001 *
* *
* License: *
* GNU/GPLv2 http://www.gnu.org/licenses/gpl-2.0.html *
* version 2 of the License, or (at your option) any later version. *
* *
****************************************************************************/
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//****************************************************************
// uCode 4 - RSP SW 2.0D EXT
//****************************************************************
#include <Project64-video/rdp.h>
#include <Project64-video/Gfx_1.3.h>
#include <Project64-video/trace.h>
#include <Project64-video/ucode.h>
#include "ucode00.h"
void uc4_vertex()
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{
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int v0 = 0; // Current vertex
int n = ((rdp.cmd0 >> 4) & 0xFFF) / 33 + 1; // Number of vertices to copy
rsp_vertex(v0, n);
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}
void uc4_tri1()
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{
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int v1 = ((rdp.cmd1 >> 16) & 0xFF) / 5;
int v2 = ((rdp.cmd1 >> 8) & 0xFF) / 5;
int v3 = (rdp.cmd1 & 0xFF) / 5;
WriteTrace(TraceRDP, TraceDebug, "uc4:tri1 #%d - %d, %d, %d", rdp.tri_n,
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v1, v2, v3);
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VERTEX *v[3] = {
&rdp.vtx[v1],
&rdp.vtx[v2],
&rdp.vtx[v3]
};
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rsp_tri1(v);
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}
void uc4_quad3d()
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{
WriteTrace(TraceRDP, TraceDebug, "uc4:quad3d #%d, #%d", rdp.tri_n, rdp.tri_n + 1);
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VERTEX *v[6] = {
&rdp.vtx[((rdp.cmd1 >> 24) & 0xFF) / 5],
&rdp.vtx[((rdp.cmd1 >> 16) & 0xFF) / 5],
&rdp.vtx[((rdp.cmd1 >> 8) & 0xFF) / 5],
&rdp.vtx[((rdp.cmd1 >> 24) & 0xFF) / 5],
&rdp.vtx[((rdp.cmd1 >> 8) & 0xFF) / 5],
&rdp.vtx[(rdp.cmd1 & 0xFF) / 5]
};
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rsp_tri2(v);
}