dolphin/Source/Plugins/Plugin_VideoOGL/Src/VertexLoaderManager.cpp

114 lines
2.8 KiB
C++

// Copyright (C) 2003-2008 Dolphin Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#include "VertexShaderManager.h"
#include "VertexLoader.h"
#include "VertexLoaderManager.h"
static bool s_desc_dirty;
static bool s_attr_dirty[8];
// TODO - change into array of pointers. Keep a map of all seen so far.
static VertexLoader g_VertexLoaders[8];
namespace VertexLoaderManager
{
void Init()
{
s_desc_dirty = false;
for (int i = 0; i < 8; i++)
s_attr_dirty[i] = false;
}
void Shutdown()
{
}
void RunVertices(int vtx_attr_group, int primitive, int count)
{
if (!count)
return;
// TODO - grab & load the correct vertex loader if anything is dirty.
g_VertexLoaders[vtx_attr_group].RunVertices(primitive, count);
}
int GetVertexSize(int vtx_attr_group)
{
// The vertex loaders will soon cache the vertex size.
return g_VertexLoaders[vtx_attr_group].ComputeVertexSize();
}
} // namespace
void LoadCPReg(u32 sub_cmd, u32 value)
{
switch (sub_cmd & 0xF0)
{
case 0x30:
VertexShaderMngr::SetTexMatrixChangedA(value);
break;
case 0x40:
VertexShaderMngr::SetTexMatrixChangedB(value);
break;
case 0x50:
g_VtxDesc.Hex &= ~0x1FFFF; // keep the Upper bits
g_VtxDesc.Hex |= value;
s_desc_dirty = true;
break;
case 0x60:
g_VtxDesc.Hex &= 0x1FFFF; // keep the lower 17Bits
g_VtxDesc.Hex |= (u64)value << 17;
s_desc_dirty = true;
break;
case 0x70:
_assert_((sub_cmd & 0x0F) < 8);
g_VtxAttr[sub_cmd & 7].g0.Hex = value;
g_VertexLoaders[sub_cmd & 7].SetVAT_group0(value);
s_attr_dirty[sub_cmd & 7] = true;
break;
case 0x80:
_assert_((sub_cmd & 0x0F) < 8);
g_VtxAttr[sub_cmd & 7].g1.Hex = value;
g_VertexLoaders[sub_cmd & 7].SetVAT_group1(value);
s_attr_dirty[sub_cmd & 7] = true;
break;
case 0x90:
_assert_((sub_cmd & 0x0F) < 8);
g_VtxAttr[sub_cmd & 7].g2.Hex = value;
g_VertexLoaders[sub_cmd & 7].SetVAT_group2(value);
s_attr_dirty[sub_cmd & 7] = true;
break;
// Pointers to vertex arrays in GC RAM
case 0xA0:
arraybases[sub_cmd & 0xF] = value & 0xFFFFFFFF; // huh, why the mask?
break;
case 0xB0:
arraystrides[sub_cmd & 0xF] = value & 0xFF;
break;
}
}