/*---------------------------------------------------------------------------*
  Project:  NintendoWare
  File:     gfx_GraphicsDevice.cpp

  Copyright (C)2009-2010 Nintendo Co., Ltd./HAL Laboratory, Inc.  All rights reserved.

  These coded instructions, statements, and computer programs contain
  proprietary information of Nintendo of America Inc. and/or Nintendo
  Company Ltd., and are protected by Federal copyright law.  They may
  not be disclosed to third parties or copied or duplicated in any form,
  in whole or in part, without the prior written consent of Nintendo.

  $Revision: 27810 $
 *---------------------------------------------------------------------------*/

#include "precompiled.h"

#include <nw/gfx/gfx_GraphicsDevice.h>
#include <nw/gfx/gfx_CommandUtil.h>
#include <nw/dev.h>

namespace nw
{
namespace gfx
{

enum 
{ 
    REG_BUFFER_CACHE_CLEAR     = 0x110,
    REG_BUFFER_CACHE_TAG_CLEAR = 0x111,
    REG_BUFFER_MASK_BASE       = 0x112
};

uint GraphicsDevice::s_LutIsAbs = 0;
uint GraphicsDevice::s_LutInput = 0;
uint GraphicsDevice::s_LutScale = 0;

u32  GraphicsDevice::s_DepthFormat = RENDER_DEPTH_FORMAT_24_STENCIL8;
u32  GraphicsDevice::s_WScale24 = 0;
f32  GraphicsDevice::s_DepthRangeNear = 0.0f;
f32  GraphicsDevice::s_DepthRangeFar  = 1.0f;
u32  GraphicsDevice::s_DepthRange24   = ut::Float24::Float32ToBits24( -1.0f );
bool GraphicsDevice::s_PolygonOffsetEnabled = false;
f32  GraphicsDevice::s_PolygonOffsetUnit = 0.0f;
ResImageLookupTable GraphicsDevice::m_LutTargets[LUT_TARGET_COUNT];

u32  GraphicsDevice::s_LightPositionW = 0;
u32  GraphicsDevice::s_LightShadowed = 0xFF;
u32  GraphicsDevice::s_LightSpotEnabled = 0xFF;
u32  GraphicsDevice::s_LightDistanceAttnEnabled = 0xFF;

ResFragmentOperation::FragmentOperationMode GraphicsDevice::s_FragOperationMode = ResFragmentOperation::FRAGMENT_OPERATION_MODE_GL;
bool GraphicsDevice::s_IsFrameBufferUpdated = true; // 初期値を true にしないと初回時に更新されない。
bool GraphicsDevice::s_BlendEnabled = true;
bool GraphicsDevice::s_DepthTestEnabled = true;
bool GraphicsDevice::s_StencilTestEnabled = false;
bool GraphicsDevice::s_DepthMask = true;
u8  GraphicsDevice::s_StencilMask = 0xFF;
u32 GraphicsDevice::s_ColorMask = 0xF;

u32 GraphicsDevice::s_RenderBufferWidth = 400;
u32 GraphicsDevice::s_RenderBufferHeight = 240;

u32 GraphicsDevice::s_FrameBufferCommand[10] =
{
    1,
    internal::MakeCommandHeader(REG_BUFFER_CACHE_TAG_CLEAR, 1, false, 0xF),
    1,
    internal::MakeCommandHeader(REG_BUFFER_CACHE_CLEAR, 1, false, 0xF),
    0,
    internal::MakeCommandHeader(REG_BUFFER_MASK_BASE, 4, true, 0xF),
    0,
    0,
    0,
    0
};

//----------------------------------------
void
GraphicsDevice::ActivateLookupTable(ResImageLookupTable lookupTable, LutTarget target)
{
    NW_ASSERT(lookupTable.IsValid());
    NW_MINMAXLT_ASSERT(target, LUT_TARGET_D0, LUT_TARGET_COUNT);

    if (m_LutTargets[target] != lookupTable)
    {
        m_LutTargets[target] = lookupTable;
        ActivateLutLoadSetting(target);
        internal::NWUseCmdlist( lookupTable.GetCommandCache(), lookupTable.GetCommandCacheCount() );
    }
}

//----------------------------------------
void
GraphicsDevice::InvalidateLookupTable(ResImageLookupTable lookupTable)
{
    NW_ASSERT(lookupTable.IsValid());

    for (int target = 0; target < LUT_TARGET_COUNT; ++target)
    {
        if (m_LutTargets[target] == lookupTable)
        {
            m_LutTargets[target] = ResImageLookupTable(NULL);
        }
    }
}

//----------------------------------------
void
GraphicsDevice::InvalidateAllLookupTables()
{
    for (int target = 0; target < LUT_TARGET_COUNT; ++target)
    {
        m_LutTargets[target] = ResImageLookupTable(NULL);
    }
}

//----------------------------------------
void
GraphicsDevice::Report()
{
#if !defined(NW_RELEASE)
    NW_LOG("\n<<RenderBuffer>>\n");
    NW_LOG("[RenderBufferWidth]\n");
    NW_LOG("    0x%x\n", s_RenderBufferWidth);

    NW_LOG("[RenderBufferHeight]\n");
    NW_LOG("    0x%x\n", s_RenderBufferHeight);

    NW_LOG("[DepthFormat]\n");
    NW_LOG("    0x%x\n", s_DepthFormat);

    NW_LOG("[WScale24]\n");
    NW_LOG("    0x%x\n", s_WScale24);

    NW_LOG("[DepthRangeNear]\n");
    NW_LOG("    %f\n", s_DepthRangeNear);

    NW_LOG("[DepthRangeFar]\n");
    NW_LOG("    %f\n", s_DepthRangeFar);

    NW_LOG("[DepthRange24]\n");
    NW_LOG("    0x%x\n", s_DepthRange24);

    NW_LOG("\n<<FragmentOperation>>\n");
    NW_LOG("[FragOperationMode]\n");
    {
        static const char* table[] =
        {
            "    FRAGMENT_OPERATION_MODE_GL",
            "    FRAGMENT_OPERATION_MODE_GAS",
            "    FRAGMENT_OPERATION_MODE_SHADOW"
        };

        NW_LOG("    %s\n", table[s_FragOperationMode]);
    }

    NW_LOG("[BlendEnabled]\n");
    NW_LOG(s_BlendEnabled ? "    True\n" : "    False\n");

    NW_LOG("[DepthTestEnabled]\n");
    NW_LOG(s_DepthTestEnabled ? "    True\n" : "    False\n");

    NW_LOG("[StencilTestEnabled]\n");
    NW_LOG(s_StencilTestEnabled ? "    True\n" : "    False\n");

    NW_LOG("[DepthMask]\n");
    NW_LOG(s_DepthMask ? "    True\n" : "    False\n");

    NW_LOG("[StencilMask]\n");
    NW_LOG("    0x%x\n", s_StencilMask);

    NW_LOG("[ColorMask]\n");
    NW_LOG("    0x%x\n", s_ColorMask);

    NW_LOG("\n<<FrameBuffer>>\n");
    NW_LOG("[IsFrameBufferUpdated]\n");
    NW_LOG(s_IsFrameBufferUpdated ? "    True\n" : "    False\n");
    NW_LOG("[FrameBufferCommand]\n");
    for (int i = 0; i < FRAME_BUFFER_COMMAND_COUNT; ++i)
    {
        NW_LOG("    0x%x\n", s_FrameBufferCommand[i]);
    }

    NW_LOG("[PolygonOffsetEnabled]\n");
    NW_LOG("    0x%x\n", s_PolygonOffsetEnabled);

    NW_LOG("[PolygonOffsetUnit]\n");
    NW_LOG("    %f\n", s_PolygonOffsetUnit);

    NW_LOG("\n<<Light>>\n");
    NW_LOG("[LightPositionW]\n");
    NW_LOG("    0x%x\n", s_LightPositionW);

    NW_LOG("[LightShadowed]\n");
    NW_LOG("    0x%x\n", s_LightShadowed);

    NW_LOG("[LightSpotEnabled]\n");
    NW_LOG("    0x%x\n", s_LightSpotEnabled);

    NW_LOG("[LightDistanceAttnEnabled]\n");
    NW_LOG("    0x%x\n", s_LightDistanceAttnEnabled);

    NW_LOG("\n<<LookupTable>>\n");
    NW_LOG("[LutIsAbs]\n");
    NW_LOG("    0x%x\n", s_LutIsAbs);

    NW_LOG("[LutInput]\n");
    NW_LOG("    0x%x\n", s_LutInput);

    NW_LOG("[LutScale]\n");
    NW_LOG("    0x%x\n", s_LutScale);

    NW_LOG("[LookupTableCache]\n");
    NW_LOG(" attr :    address : name\n");

    for (int target = 0; target < LUT_TARGET_COUNT; ++target)
    {
        static const char* table[] =
        {
            "D0", "D1", "SP", "FR", "RB", "RG", "RR",
            "SP0", "SP1", "SP2", "SP3", "SP4", "SP5", "SP6", "SP7",
            "DA0", "DA1", "DA2", "DA3", "DA4", "DA5", "DA6", "DA7",
            "FOG"
        };

        NW_LOG(
            "%5s : 0x%8x : %s\n",
            table[target],
            m_LutTargets[target].ptr(),
            m_LutTargets[target].IsValid() && m_LutTargets[target].GetName() != NULL ? m_LutTargets[target].GetName() : "NA");
    }
#endif
}

} // namespace gfx
} // namespace nw