+Unity Runtime codeHEADmaster

1 files changed, 64 insertions, 0 deletions

diff --git a/Runtime/Graphics/TextureSettings.cpp b/Runtime/Graphics/TextureSettings.cpp
new file mode 100644
index 0000000..a11b565
--- /dev/null
+++ b/Runtime/Graphics/TextureSettings.cpp
@@ -0,0 +1,64 @@
+#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