#include "stdafx.h"
#include "RSXThread.h"

RSXTexture::RSXTexture()
  : m_bias(0)
  , m_remap(0xE4)
  , m_min_filter(1)
  , m_mag_filter(2)
{
  m_index = 0;
}

RSXTexture::RSXTexture(u8 index)
  : m_bias(0)
  , m_remap(0xE4)
  , m_min_filter(1)
  , m_mag_filter(2)
{
  m_index = index;
}

void RSXTexture::Init()
{
	// Offset
	methodRegisters[NV4097_SET_TEXTURE_OFFSET + (m_index*4)] = 0;

	// Format
	methodRegisters[NV4097_SET_TEXTURE_FORMAT + (m_index*4)] = 0;

	// Address
	methodRegisters[NV4097_SET_TEXTURE_ADDRESS + (m_index*4)] =
		((/*wraps*/1) | ((/*anisoBias*/0) << 4) | ((/*wrapt*/1) << 8) | ((/*unsignedRemap*/0) << 12) | 
		 ((/*wrapr*/2) << 16) | ((/*gamma*/0) << 20) |((/*signedRemap*/0) << 24) | ((/*zfunc*/0) << 28));

	// Control0
	methodRegisters[NV4097_SET_TEXTURE_CONTROL0 + (m_index*4)] =
		(((/*alphakill*/0) << 2) | (/*maxaniso*/0) << 4) | ((/*maxlod*/0xc00) << 7) | ((/*minlod*/0) << 19) | ((/*enable*/0) << 31);

	// Image Rect
	methodRegisters[NV4097_SET_TEXTURE_IMAGE_RECT + (m_index*4)] = (/*height*/1) | ((/*width*/1) << 16);
}

u32 RSXTexture::GetOffset() const
{
  return methodRegisters[NV4097_SET_TEXTURE_OFFSET + (m_index*4)];
}

u8 RSXTexture::GetLocation() const
{
  return (methodRegisters[NV4097_SET_TEXTURE_FORMAT + (m_index*4)] & 0x3) - 1;
}

bool RSXTexture::isCubemap() const
{
  return ((methodRegisters[NV4097_SET_TEXTURE_FORMAT + (m_index*4)] >> 2) & 0x1);
}

u8 RSXTexture::GetBorderType() const
{
  return ((methodRegisters[NV4097_SET_TEXTURE_FORMAT + (m_index*4)] >> 3) & 0x1);
}

u8 RSXTexture::GetDimension() const
{
  return ((methodRegisters[NV4097_SET_TEXTURE_FORMAT + (m_index*4)] >> 4) & 0xf);
}

u8 RSXTexture::GetFormat() const
{
  return ((methodRegisters[NV4097_SET_TEXTURE_FORMAT + (m_index*4)] >> 8) & 0xff);
}

u16 RSXTexture::Getmipmap() const
{
  return ((methodRegisters[NV4097_SET_TEXTURE_FORMAT + (m_index*4)] >> 16) & 0xffff);
}

u8 RSXTexture::GetWrapS() const
{
	return ((methodRegisters[NV4097_SET_TEXTURE_ADDRESS + (m_index*4)]) & 0xf);
}

u8 RSXTexture::GetWrapT() const
{
	return ((methodRegisters[NV4097_SET_TEXTURE_ADDRESS + (m_index*4)] >> 8) & 0xf);
}

u8 RSXTexture::GetWrapR() const
{
	return ((methodRegisters[NV4097_SET_TEXTURE_ADDRESS + (m_index*4)] >> 16) & 0xf);
}

u8 RSXTexture::GetUnsignedRemap() const
{
	return ((methodRegisters[NV4097_SET_TEXTURE_ADDRESS + (m_index*4)] >> 12) & 0xf);
}

u8 RSXTexture::GetZfunc() const
{
	return ((methodRegisters[NV4097_SET_TEXTURE_ADDRESS + (m_index*4)] >> 28) & 0xf);
}

u8 RSXTexture::GetGamma() const
{
	return ((methodRegisters[NV4097_SET_TEXTURE_ADDRESS + (m_index*4)] >> 20) & 0xf);
}

u8 RSXTexture::GetAnisoBias() const
{
	return ((methodRegisters[NV4097_SET_TEXTURE_ADDRESS + (m_index*4)] >> 4) & 0xf);
}

u8 RSXTexture::GetSignedRemap() const
{
	return ((methodRegisters[NV4097_SET_TEXTURE_ADDRESS + (m_index*4)] >> 24) & 0xf);
}

bool RSXTexture::IsEnabled() const
{
	return ((methodRegisters[NV4097_SET_TEXTURE_CONTROL0 + (m_index*4)] >> 31) & 0x1);
}

u16  RSXTexture::GetMinLOD() const
{
	return ((methodRegisters[NV4097_SET_TEXTURE_CONTROL0 + (m_index*4)] >> 19) & 0xfff);
}

u16  RSXTexture::GetMaxLOD() const
{
	return ((methodRegisters[NV4097_SET_TEXTURE_CONTROL0 + (m_index*4)] >> 7) & 0xfff);
}

u8   RSXTexture::GetMaxAniso() const
{
	return ((methodRegisters[NV4097_SET_TEXTURE_CONTROL0 + (m_index*4)] >> 4) & 0x7);
}

bool RSXTexture::IsAlphaKillEnabled() const
{
	return ((methodRegisters[NV4097_SET_TEXTURE_CONTROL0 + (m_index*4)] >> 2) & 0x1);
}

u16 RSXTexture::GetWidth() const
{
	return ((methodRegisters[NV4097_SET_TEXTURE_IMAGE_RECT + (m_index*4)] >> 16) & 0xffff);
}

u16 RSXTexture::GetHeight() const
{
	return ((methodRegisters[NV4097_SET_TEXTURE_IMAGE_RECT + (m_index*4)]) & 0xffff);
}

void RSXTexture::SetControl0(const bool enable, const u16 minlod, const u16 maxlod, const u8 maxaniso)
{
}

void RSXTexture::SetControl1(u32 remap)
{
  m_remap = remap;
}

void RSXTexture::SetControl3(u16 depth, u32 pitch)
{
  m_depth = depth;
  m_pitch = pitch;
}

void RSXTexture::SetFilter(u16 bias, u8 min, u8 mag, u8 conv, u8 a_signed, u8 r_signed, u8 g_signed, u8 b_signed)
{
  m_bias = bias;
  m_min_filter = min;
  m_mag_filter = mag;
  m_conv = conv;
  m_a_signed = a_signed;
  m_r_signed = r_signed;
  m_g_signed = g_signed;
  m_b_signed = b_signed;
}