public static GraphicsFormat GetGraphicsFormat(RenderTextureFormat format, RenderTextureReadWrite readWrite)
{
bool flag = QualitySettings.activeColorSpace == ColorSpace.Linear;
bool isSRGB = (readWrite == RenderTextureReadWrite.Default) ? flag : (readWrite == RenderTextureReadWrite.sRGB);
return(GraphicsFormatUtility.GetGraphicsFormat(format, isSRGB));
}
static public int constructor(IntPtr l)
{
try {
UnityEngine.Experimental.Rendering.GraphicsFormatUtility o;
o = new UnityEngine.Experimental.Rendering.GraphicsFormatUtility();
pushValue(l, true);
pushValue(l, o);
return(2);
}
catch (Exception e) {
return(error(l, e));
}
}
// Internal function
RTHandle AllocAutoSizedRenderTexture(
int width,
int height,
int slices,
DepthBits depthBufferBits,
GraphicsFormat colorFormat,
FilterMode filterMode,
TextureWrapMode wrapMode,
TextureDimension dimension,
bool enableRandomWrite,
bool useMipMap,
bool autoGenerateMips,
bool isShadowMap,
int anisoLevel,
float mipMapBias,
bool enableMSAA,
bool bindTextureMS,
bool useDynamicScale,
RenderTextureMemoryless memoryless,
string name
)
{
// Here user made a mistake in setting up msaa/bindMS, hence the warning
if (!enableMSAA && bindTextureMS == true)
{
Debug.LogWarning("RTHandle allocated without MSAA but with bindMS set to true, forcing bindMS to false.");
bindTextureMS = false;
}
bool allocForMSAA = m_ScaledRTSupportsMSAA ? enableMSAA : false;
// Here we purposefully disable MSAA so we just force the bindMS param to false.
if (!allocForMSAA)
{
bindTextureMS = false;
}
// MSAA Does not support random read/write.
bool UAV = enableRandomWrite;
if (allocForMSAA && (UAV == true))
{
Debug.LogWarning("RTHandle that is MSAA-enabled cannot allocate MSAA RT with 'enableRandomWrite = true'.");
UAV = false;
}
int msaaSamples = allocForMSAA ? (int)m_ScaledRTCurrentMSAASamples : 1;
RTCategory category = allocForMSAA ? RTCategory.MSAA : RTCategory.Regular;
// We need to handle this in an explicit way since GraphicsFormat does not expose depth formats. TODO: Get rid of this branch once GraphicsFormat'll expose depth related formats
RenderTexture rt;
if (isShadowMap || depthBufferBits != DepthBits.None)
{
RenderTextureFormat format = isShadowMap ? RenderTextureFormat.Shadowmap : RenderTextureFormat.Depth;
rt = new RenderTexture(width, height, (int)depthBufferBits, format, RenderTextureReadWrite.Linear)
{
hideFlags = HideFlags.HideAndDontSave,
volumeDepth = slices,
filterMode = filterMode,
wrapMode = wrapMode,
dimension = dimension,
enableRandomWrite = UAV,
useMipMap = useMipMap,
autoGenerateMips = autoGenerateMips,
anisoLevel = anisoLevel,
mipMapBias = mipMapBias,
antiAliasing = msaaSamples,
bindTextureMS = bindTextureMS,
useDynamicScale = m_HardwareDynamicResRequested && useDynamicScale,
memorylessMode = memoryless,
name = CoreUtils.GetRenderTargetAutoName(width, height, slices, GraphicsFormatUtility.GetRenderTextureFormat(colorFormat), name, mips: useMipMap, enableMSAA: allocForMSAA, msaaSamples: m_ScaledRTCurrentMSAASamples)
};
}
else
{
rt = new RenderTexture(width, height, (int)depthBufferBits, colorFormat)
{
hideFlags = HideFlags.HideAndDontSave,
volumeDepth = slices,
filterMode = filterMode,
wrapMode = wrapMode,
dimension = dimension,
enableRandomWrite = UAV,
useMipMap = useMipMap,
autoGenerateMips = autoGenerateMips,
anisoLevel = anisoLevel,
mipMapBias = mipMapBias,
antiAliasing = msaaSamples,
bindTextureMS = bindTextureMS,
useDynamicScale = m_HardwareDynamicResRequested && useDynamicScale,
memorylessMode = memoryless,
name = CoreUtils.GetRenderTargetAutoName(width, height, slices, GraphicsFormatUtility.GetRenderTextureFormat(colorFormat), name, mips: useMipMap, enableMSAA: allocForMSAA, msaaSamples: m_ScaledRTCurrentMSAASamples)
};
}
rt.Create();
var rth = new RTHandle(this);
rth.SetRenderTexture(rt, category);
rth.m_EnableMSAA = enableMSAA;
rth.m_EnableRandomWrite = enableRandomWrite;
rth.useScaling = true;
rth.m_EnableHWDynamicScale = useDynamicScale;
rth.m_Name = name;
m_AutoSizedRTs.Add(rth);
return(rth);
}
// This method wraps around regular RenderTexture creation.
// There is no specific logic applied to RenderTextures created this way.
public RTHandle Alloc(
int width,
int height,
int slices = 1,
DepthBits depthBufferBits = DepthBits.None,
GraphicsFormat colorFormat = GraphicsFormat.R8G8B8A8_SRGB,
FilterMode filterMode = FilterMode.Point,
TextureWrapMode wrapMode = TextureWrapMode.Repeat,
TextureDimension dimension = TextureDimension.Tex2D,
bool enableRandomWrite = false,
bool useMipMap = false,
bool autoGenerateMips = true,
bool isShadowMap = false,
int anisoLevel = 1,
float mipMapBias = 0f,
MSAASamples msaaSamples = MSAASamples.None,
bool bindTextureMS = false,
bool useDynamicScale = false,
RenderTextureMemoryless memoryless = RenderTextureMemoryless.None,
string name = ""
)
{
bool enableMSAA = msaaSamples != MSAASamples.None;
if (!enableMSAA && bindTextureMS == true)
{
Debug.LogWarning("RTHandle allocated without MSAA but with bindMS set to true, forcing bindMS to false.");
bindTextureMS = false;
}
// We need to handle this in an explicit way since GraphicsFormat does not expose depth formats. TODO: Get rid of this branch once GraphicsFormat'll expose depth related formats
RenderTexture rt;
if (isShadowMap || depthBufferBits != DepthBits.None)
{
RenderTextureFormat format = isShadowMap ? RenderTextureFormat.Shadowmap : RenderTextureFormat.Depth;
rt = new RenderTexture(width, height, (int)depthBufferBits, format, RenderTextureReadWrite.Linear)
{
hideFlags = HideFlags.HideAndDontSave,
volumeDepth = slices,
filterMode = filterMode,
wrapMode = wrapMode,
dimension = dimension,
enableRandomWrite = enableRandomWrite,
useMipMap = useMipMap,
autoGenerateMips = autoGenerateMips,
anisoLevel = anisoLevel,
mipMapBias = mipMapBias,
antiAliasing = (int)msaaSamples,
bindTextureMS = bindTextureMS,
useDynamicScale = m_HardwareDynamicResRequested && useDynamicScale,
memorylessMode = memoryless,
name = CoreUtils.GetRenderTargetAutoName(width, height, slices, format, name, mips: useMipMap, enableMSAA: enableMSAA, msaaSamples: msaaSamples)
};
}
else
{
rt = new RenderTexture(width, height, (int)depthBufferBits, colorFormat)
{
hideFlags = HideFlags.HideAndDontSave,
volumeDepth = slices,
filterMode = filterMode,
wrapMode = wrapMode,
dimension = dimension,
enableRandomWrite = enableRandomWrite,
useMipMap = useMipMap,
autoGenerateMips = autoGenerateMips,
anisoLevel = anisoLevel,
mipMapBias = mipMapBias,
antiAliasing = (int)msaaSamples,
bindTextureMS = bindTextureMS,
useDynamicScale = m_HardwareDynamicResRequested && useDynamicScale,
memorylessMode = memoryless,
name = CoreUtils.GetRenderTargetAutoName(width, height, slices, GraphicsFormatUtility.GetRenderTextureFormat(colorFormat), name, mips: useMipMap, enableMSAA: enableMSAA, msaaSamples: msaaSamples)
};
}
rt.Create();
RTCategory category = enableMSAA ? RTCategory.MSAA : RTCategory.Regular;
var newRT = new RTHandle(this);
newRT.SetRenderTexture(rt, category);
newRT.useScaling = false;
newRT.m_EnableRandomWrite = enableRandomWrite;
newRT.m_EnableMSAA = enableMSAA;
newRT.m_EnableHWDynamicScale = useDynamicScale;
newRT.m_Name = name;
newRT.referenceSize = new Vector2Int(width, height);
return(newRT);
}
public static GraphicsFormat GetGraphicsFormat(RenderTextureFormat format, bool isSRGB)
{
return(GraphicsFormatUtility.GetGraphicsFormat_Native_RenderTextureFormat(format, isSRGB));
}
public static uint ComputeMipmapSize(int width, int height, int depth, GraphicsFormat format)
{
return(GraphicsFormatUtility.ComputeMipmapSize_Native_3D(width, height, depth, format));
}
public static TextureFormat GetTextureFormat(GraphicsFormat format)
{
return(GraphicsFormatUtility.GetTextureFormat_Native_GraphicsFormat(format));
}
