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#include "UnityPrefix.h"
#include "TextureSettings.h"
#include "Runtime/Utilities/Utility.h"
#include "Runtime/GfxDevice/GfxDevice.h"
static int gUserMinAniso = 1;
static int gUserMaxAniso = 16;
void TextureSettings::SetAnisoLimits (int minAniso, int maxAniso)
{
gUserMinAniso = minAniso;
gUserMaxAniso = maxAniso;
ErrorIf (gUserMinAniso < 1);
ErrorIf (gUserMaxAniso > 16);
}
void TextureSettings::GetAnisoLimits (int& minAniso, int& maxAniso)
{
minAniso = gUserMinAniso;
maxAniso = gUserMaxAniso;
}
void TextureSettings::Reset ()
{
m_FilterMode = kTexFilterBilinear;
m_Aniso = 1;
m_MipBias = 0.0f;
m_WrapMode = 0;
}
void TextureSettings::CheckConsistency()
{
m_FilterMode = clamp<int> (m_FilterMode, 0, kTexFilterCount-1);
m_WrapMode = clamp<int> (m_WrapMode, 0, kTexWrapCount-1);
}
void TextureSettings::Apply (TextureID texture, TextureDimension texDim, bool hasMipMap, TextureColorSpace colorSpace) const
{
GfxDevice& device = GetGfxDevice();
int aniso;
// Never use anisotropic on textures where we certainly don't want it,
// and on Point filtered textures.
if (m_Aniso == 0 || m_FilterMode == kTexFilterNearest)
aniso = 1;
else
aniso = clamp (m_Aniso, gUserMinAniso, gUserMaxAniso);
device.SetTextureParams (texture, texDim, (TextureFilterMode)m_FilterMode,
(TextureWrapMode)m_WrapMode, aniso, hasMipMap, colorSpace);
}
#if UNITY_EDITOR
void TextureSettings::Invalidate ()
{
m_FilterMode = -1;
m_Aniso = -1;
m_MipBias = -1.0f;
m_WrapMode = -1;
}
#endif
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