private static void LinkVariable(EffectReflection reflection, string variableName, LocalParameterKey parameterKey, int slotCount)
{
var binding = new EffectParameterResourceData {
Param = { KeyName = parameterKey.Name, Class = parameterKey.Class, Type = parameterKey.Type, ResourceGroup = parameterKey.ResourceGroup, RawName = variableName }, SlotStart = -1, SlotCount = slotCount > 0 ? slotCount : 1
};
reflection.ResourceBindings.Add(binding);
}
private static void LinkVariable(EffectReflection reflection, string variableName, LocalParameterKey parameterKey)
{
var binding = new EffectParameterResourceData {
Param = { KeyName = parameterKey.Name, Class = parameterKey.Class, Type = parameterKey.Type, RawName = variableName }
};
reflection.ResourceBindings.Add(binding);
}
private static void UpdateConstantBuffer(GraphicsDevice graphicsDevice, ref EffectParameterResourceData binding, EffectParameterCollectionGroup parameterCollectionGroup)
{
var constantBufferHelper = parameterCollectionGroup.GetValue <ParameterConstantBuffer>(binding.Param.KeyIndex);
// Update constant buffer content (if required)
constantBufferHelper.Update(graphicsDevice, parameterCollectionGroup);
graphicsDevice.SetConstantBuffer(binding.Stage, binding.SlotStart, constantBufferHelper.Buffer);
}
private static void UpdateResourceBindingKey(ref EffectParameterResourceData binding)
{
var keyName = binding.Param.KeyName;
switch (binding.Param.Class)
{
case EffectParameterClass.Sampler:
binding.Param.Key = FindOrCreateResourceKey <SamplerState>(keyName);
break;
case EffectParameterClass.ConstantBuffer:
case EffectParameterClass.TextureBuffer:
case EffectParameterClass.ShaderResourceView:
case EffectParameterClass.UnorderedAccessView:
switch (binding.Param.Type)
{
case EffectParameterType.Buffer:
case EffectParameterType.ConstantBuffer:
case EffectParameterType.TextureBuffer:
case EffectParameterType.AppendStructuredBuffer:
case EffectParameterType.ByteAddressBuffer:
case EffectParameterType.ConsumeStructuredBuffer:
case EffectParameterType.StructuredBuffer:
case EffectParameterType.RWBuffer:
case EffectParameterType.RWStructuredBuffer:
case EffectParameterType.RWByteAddressBuffer:
binding.Param.Key = FindOrCreateResourceKey <Buffer>(keyName);
break;
case EffectParameterType.Texture:
case EffectParameterType.Texture1D:
case EffectParameterType.Texture1DArray:
case EffectParameterType.RWTexture1D:
case EffectParameterType.RWTexture1DArray:
case EffectParameterType.Texture2D:
case EffectParameterType.Texture2DArray:
case EffectParameterType.Texture2DMultisampled:
case EffectParameterType.Texture2DMultisampledArray:
case EffectParameterType.RWTexture2D:
case EffectParameterType.RWTexture2DArray:
case EffectParameterType.TextureCube:
case EffectParameterType.TextureCubeArray:
case EffectParameterType.RWTexture3D:
case EffectParameterType.Texture3D:
binding.Param.Key = FindOrCreateResourceKey <Texture>(keyName);
break;
}
break;
}
if (binding.Param.Key == null)
{
throw new InvalidOperationException(string.Format("Unable to find/generate key [{0}] with unsupported type [{1}/{2}]", binding.Param.KeyName, binding.Param.Class, binding.Param.Type));
}
}
/// <summary>
/// Inserts the data in the list if this is a copy of a previously set one.
/// </summary>
/// <param name="data">The data.</param>
/// <param name="index">The index in the list.</param>
/// <param name="bindings">The list of bindings.</param>
/// <returns>The new index of the data.</returns>
private static int GetReflexionIndex(EffectParameterResourceData data, int index, List <EffectParameterResourceData> bindings)
{
if (data.SlotCount != 0)
{
// slot count has been specified, this means that this resource was already configured
// We have to create a new entry for the data
var newIndex = bindings.Count;
bindings.Add(data);
return(newIndex);
}
return(index);
}
private void LinkConstant(string cbName, Variable variable, LocalParameterKey parameterKey)
{
// If the constant buffer is not present, add it
var constantBuffer = effectReflection.ConstantBuffers.FirstOrDefault(buffer => buffer.Name == cbName);
if (constantBuffer == null)
{
constantBuffer = new ShaderConstantBufferDescription()
{
Name = cbName, Type = ConstantBufferType.ConstantBuffer
};
effectReflection.ConstantBuffers.Add(constantBuffer);
var constantBufferBinding = new EffectParameterResourceData {
Param = { KeyName = cbName, Class = EffectParameterClass.ConstantBuffer, Type = EffectParameterType.Buffer, RawName = cbName, ResourceGroup = cbName }, SlotStart = -1, SlotCount = 1
};
effectReflection.ResourceBindings.Add(constantBufferBinding);
valueBindings.Add(constantBuffer, new List <EffectParameterValueData>());
}
// Get the list of members of this constant buffer
var members = valueBindings[constantBuffer];
var binding = new EffectParameterValueData
{
Param =
{
KeyName = parameterKey.Name,
Class = parameterKey.Class,
Type = parameterKey.Type,
RawName = variable.Name
},
RowCount = parameterKey.RowCount,
ColumnCount = parameterKey.ColumnCount,
Count = parameterKey.Count,
};
members.Add(binding);
}
private EffectParameterResourceData GetResourceBinding(SharpDX.D3DCompiler.InputBindingDescription bindingDescriptionRaw, string name, LoggerResult log)
{
var paramClass = EffectParameterClass.Object;
var paramType = EffectParameterType.Void;
switch (bindingDescriptionRaw.Type)
{
case SharpDX.D3DCompiler.ShaderInputType.TextureBuffer:
paramType = EffectParameterType.TextureBuffer;
paramClass = EffectParameterClass.TextureBuffer;
break;
case SharpDX.D3DCompiler.ShaderInputType.ConstantBuffer:
paramType = EffectParameterType.ConstantBuffer;
paramClass = EffectParameterClass.ConstantBuffer;
break;
case SharpDX.D3DCompiler.ShaderInputType.Texture:
paramClass = EffectParameterClass.ShaderResourceView;
switch (bindingDescriptionRaw.Dimension)
{
case SharpDX.Direct3D.ShaderResourceViewDimension.Buffer:
paramType = EffectParameterType.Buffer;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture1D:
paramType = EffectParameterType.Texture1D;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture1DArray:
paramType = EffectParameterType.Texture1DArray;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture2D:
paramType = EffectParameterType.Texture2D;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture2DArray:
paramType = EffectParameterType.Texture2DArray;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture2DMultisampled:
paramType = EffectParameterType.Texture2DMultisampled;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture2DMultisampledArray:
paramType = EffectParameterType.Texture2DMultisampledArray;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture3D:
paramType = EffectParameterType.Texture3D;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.TextureCube:
paramType = EffectParameterType.TextureCube;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.TextureCubeArray:
paramType = EffectParameterType.TextureCubeArray;
break;
}
break;
case SharpDX.D3DCompiler.ShaderInputType.Structured:
paramClass = EffectParameterClass.ShaderResourceView;
paramType = EffectParameterType.StructuredBuffer;
break;
case SharpDX.D3DCompiler.ShaderInputType.ByteAddress:
paramClass = EffectParameterClass.ShaderResourceView;
paramType = EffectParameterType.ByteAddressBuffer;
break;
case SharpDX.D3DCompiler.ShaderInputType.UnorderedAccessViewRWTyped:
paramClass = EffectParameterClass.UnorderedAccessView;
switch (bindingDescriptionRaw.Dimension)
{
case SharpDX.Direct3D.ShaderResourceViewDimension.Buffer:
paramType = EffectParameterType.RWBuffer;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture1D:
paramType = EffectParameterType.RWTexture1D;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture1DArray:
paramType = EffectParameterType.RWTexture1DArray;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture2D:
paramType = EffectParameterType.RWTexture2D;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture2DArray:
paramType = EffectParameterType.RWTexture2DArray;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture3D:
paramType = EffectParameterType.RWTexture3D;
break;
}
break;
case SharpDX.D3DCompiler.ShaderInputType.UnorderedAccessViewRWStructured:
paramClass = EffectParameterClass.UnorderedAccessView;
paramType = EffectParameterType.RWStructuredBuffer;
break;
case SharpDX.D3DCompiler.ShaderInputType.UnorderedAccessViewRWByteAddress:
paramClass = EffectParameterClass.UnorderedAccessView;
paramType = EffectParameterType.RWByteAddressBuffer;
break;
case SharpDX.D3DCompiler.ShaderInputType.UnorderedAccessViewAppendStructured:
paramClass = EffectParameterClass.UnorderedAccessView;
paramType = EffectParameterType.AppendStructuredBuffer;
break;
case SharpDX.D3DCompiler.ShaderInputType.UnorderedAccessViewConsumeStructured:
paramClass = EffectParameterClass.UnorderedAccessView;
paramType = EffectParameterType.ConsumeStructuredBuffer;
break;
case SharpDX.D3DCompiler.ShaderInputType.UnorderedAccessViewRWStructuredWithCounter:
paramClass = EffectParameterClass.UnorderedAccessView;
paramType = EffectParameterType.RWStructuredBuffer;
break;
case SharpDX.D3DCompiler.ShaderInputType.Sampler:
paramClass = EffectParameterClass.Sampler;
paramType = EffectParameterType.Sampler;
break;
}
var binding = new EffectParameterResourceData()
{
Param =
{
KeyName = name,
RawName = bindingDescriptionRaw.Name,
Class = paramClass,
Type = paramType
},
SlotStart = bindingDescriptionRaw.BindPoint,
SlotCount = bindingDescriptionRaw.BindCount,
};
return binding;
}
private static void UpdateUnorderedAccessView(GraphicsDevice graphicsDevice, ref EffectParameterResourceData binding, object value)
{
var unorderedAccessView = (GraphicsResource)value;
graphicsDevice.SetUnorderedAccessView(binding.Stage, binding.SlotStart, unorderedAccessView);
}
private static void UpdateShaderResourceView(GraphicsDevice graphicsDevice, ref EffectParameterResourceData binding, object value)
{
var shaderResourceView = (GraphicsResource)value;
graphicsDevice.SetShaderResourceView(binding.Stage, binding.SlotStart, shaderResourceView);
}
private static void UpdateSampler(GraphicsDevice graphicsDevice, ref EffectParameterResourceData binding, object value)
{
var samplerState = (SamplerState)value;
graphicsDevice.SetSamplerState(binding.Stage, binding.SlotStart, samplerState);
}
private static void UpdateConstantBuffer(GraphicsDevice graphicsDevice, ref EffectParameterResourceData binding, object value)
{
throw new NotSupportedException("Fast update for constant buffer not supported");
}
private static void UpdateUnorderedAccessView(GraphicsDevice graphicsDevice, ref EffectParameterResourceData binding, EffectParameterCollectionGroup parameterCollectionGroup)
{
var unorderedAccessView = (GraphicsResource)parameterCollectionGroup.GetObject(binding.Param.KeyIndex);
graphicsDevice.SetUnorderedAccessView(binding.Stage, binding.SlotStart, unorderedAccessView);
}
private ParameterKey UpdateResourceBindingKey(ref EffectParameterResourceData binding)
{
var keyName = binding.Param.KeyName;
switch (binding.Param.Class)
{
case EffectParameterClass.Sampler:
var newSamplerKey = (ParameterKey <SamplerState>)FindOrCreateResourceKey <SamplerState>(keyName);
binding.Param.Key = newSamplerKey;
var samplerBinding = reflection.SamplerStates.FirstOrDefault(x => x.KeyName == keyName);
if (samplerBinding != null)
{
samplerBinding.Key = newSamplerKey;
var samplerDescription = samplerBinding.Description;
defaultParameters.Set(newSamplerKey, SamplerState.New(graphicsDeviceDefault, samplerDescription));
}
break;
case EffectParameterClass.ConstantBuffer:
case EffectParameterClass.TextureBuffer:
case EffectParameterClass.ShaderResourceView:
case EffectParameterClass.UnorderedAccessView:
switch (binding.Param.Type)
{
case EffectParameterType.Buffer:
case EffectParameterType.ConstantBuffer:
case EffectParameterType.TextureBuffer:
case EffectParameterType.AppendStructuredBuffer:
case EffectParameterType.ByteAddressBuffer:
case EffectParameterType.ConsumeStructuredBuffer:
case EffectParameterType.StructuredBuffer:
case EffectParameterType.RWBuffer:
case EffectParameterType.RWStructuredBuffer:
case EffectParameterType.RWByteAddressBuffer:
binding.Param.Key = FindOrCreateResourceKey <Buffer>(keyName);
break;
case EffectParameterType.Texture:
case EffectParameterType.Texture1D:
case EffectParameterType.Texture1DArray:
case EffectParameterType.RWTexture1D:
case EffectParameterType.RWTexture1DArray:
case EffectParameterType.Texture2D:
case EffectParameterType.Texture2DArray:
case EffectParameterType.Texture2DMultisampled:
case EffectParameterType.Texture2DMultisampledArray:
case EffectParameterType.RWTexture2D:
case EffectParameterType.RWTexture2DArray:
case EffectParameterType.TextureCube:
case EffectParameterType.TextureCubeArray:
case EffectParameterType.RWTexture3D:
case EffectParameterType.Texture3D:
binding.Param.Key = FindOrCreateResourceKey <Texture>(keyName);
break;
}
break;
}
if (binding.Param.Key == null)
{
throw new InvalidOperationException(string.Format("Unable to find/generate key [{0}] with unsupported type [{1}/{2}]", binding.Param.KeyName, binding.Param.Class, binding.Param.Type));
}
return(binding.Param.Key);
}
private static void UpdateShaderResourceView(GraphicsDevice graphicsDevice, ref EffectParameterResourceData binding, ShaderParameterUpdater parameterUpdater)
{
var shaderResourceView = (GraphicsResource)parameterUpdater.GetObject(binding.Param.KeyIndex);
graphicsDevice.SetShaderResourceView(binding.Stage, binding.SlotStart, shaderResourceView);
}
private void LinkConstant(string cbName, Variable variable, LocalParameterKey parameterKey)
{
// If the constant buffer is not present, add it
var constantBuffer = effectReflection.ConstantBuffers.FirstOrDefault(buffer => buffer.Name == cbName);
if (constantBuffer == null)
{
constantBuffer = new ShaderConstantBufferDescription() {Name = cbName};
effectReflection.ConstantBuffers.Add(constantBuffer);
var constantBufferBinding = new EffectParameterResourceData { Param = { KeyName = cbName, Class = EffectParameterClass.ConstantBuffer, Type = EffectParameterType.Buffer, RawName = cbName }, SlotStart = -1 };
effectReflection.ResourceBindings.Add(constantBufferBinding);
valueBindings.Add(constantBuffer, new List<EffectParameterValueData>());
}
// Get the list of members of this constant buffer
var members = valueBindings[constantBuffer];
var binding = new EffectParameterValueData
{
Param =
{
KeyName = parameterKey.Name,
Class = parameterKey.Class,
Type = parameterKey.Type,
RawName = variable.Name
},
RowCount = parameterKey.RowCount,
ColumnCount = parameterKey.ColumnCount,
Count = parameterKey.Count,
};
members.Add(binding);
}
private static void LinkVariable(EffectReflection reflection, string variableName, LocalParameterKey parameterKey)
{
var binding = new EffectParameterResourceData { Param = { KeyName = parameterKey.Name, Class = parameterKey.Class, Type = parameterKey.Type, RawName = variableName }, SlotStart = -1 };
reflection.ResourceBindings.Add(binding);
}
/// <summary>
/// Create or updates the reflection for this shader
/// </summary>
/// <param name="effectReflection">the reflection from the hlsl</param>
/// <param name="stage">the shader pipeline stage</param>
private void CreateReflection(EffectReflection effectReflection, ShaderStage stage)
{
int currentProgram;
GL.GetInteger(GetPName.CurrentProgram, out currentProgram);
GL.UseProgram(resourceId);
int uniformBlockCount;
GL.GetProgram(resourceId, XkActiveUniformBlocks, out uniformBlockCount);
var validConstantBuffers = new bool[effectReflection.ConstantBuffers.Count];
for (int uniformBlockIndex = 0; uniformBlockIndex < uniformBlockCount; ++uniformBlockIndex)
{
// TODO: get previous name to find te actual constant buffer in the reflexion
#if SILICONSTUDIO_XENKO_GRAPHICS_API_OPENGLES
const int sbCapacity = 128;
int length;
var sb = new StringBuilder(sbCapacity);
GL.GetActiveUniformBlockName(resourceId, uniformBlockIndex, sbCapacity, out length, sb);
var constantBufferName = sb.ToString();
#else
var constantBufferName = GL.GetActiveUniformBlockName(resourceId, uniformBlockIndex);
#endif
var constantBufferDescriptionIndex = effectReflection.ConstantBuffers.FindIndex(x => x.Name == constantBufferName);
if (constantBufferDescriptionIndex == -1)
{
reflectionResult.Error("Unable to find the constant buffer description [{0}]", constantBufferName);
return;
}
var constantBufferIndex = effectReflection.ResourceBindings.FindIndex(x => x.Param.RawName == constantBufferName);
if (constantBufferIndex == -1)
{
reflectionResult.Error("Unable to find the constant buffer [{0}]", constantBufferName);
return;
}
var constantBufferDescription = effectReflection.ConstantBuffers[constantBufferDescriptionIndex];
var constantBuffer = effectReflection.ResourceBindings[constantBufferIndex];
GL.GetActiveUniformBlock(resourceId, uniformBlockIndex, ActiveUniformBlockParameter.UniformBlockDataSize, out constantBufferDescription.Size);
int uniformCount;
GL.GetActiveUniformBlock(resourceId, uniformBlockIndex, ActiveUniformBlockParameter.UniformBlockActiveUniforms, out uniformCount);
// set the binding
GL.UniformBlockBinding(resourceId, uniformBlockIndex, uniformBlockIndex);
// Read uniforms desc
var uniformIndices = new int[uniformCount];
var uniformOffsets = new int[uniformCount];
var uniformTypes = new int[uniformCount];
var uniformNames = new string[uniformCount];
GL.GetActiveUniformBlock(resourceId, uniformBlockIndex, ActiveUniformBlockParameter.UniformBlockActiveUniformIndices, uniformIndices);
GL.GetActiveUniforms(resourceId, uniformIndices.Length, uniformIndices, ActiveUniformParameter.UniformOffset, uniformOffsets);
GL.GetActiveUniforms(resourceId, uniformIndices.Length, uniformIndices, ActiveUniformParameter.UniformType, uniformTypes);
for (int uniformIndex = 0; uniformIndex < uniformIndices.Length; ++uniformIndex)
{
#if SILICONSTUDIO_XENKO_GRAPHICS_API_OPENGLES
int size;
ActiveUniformType aut;
GL.GetActiveUniform(resourceId, uniformIndices[uniformIndex], sbCapacity, out length, out size, out aut, sb);
uniformNames[uniformIndex] = sb.ToString();
#else
uniformNames[uniformIndex] = GL.GetActiveUniformName(resourceId, uniformIndices[uniformIndex]);
#endif
}
// Reoder by offset
var indexMapping = uniformIndices.Select((x, i) => new UniformMergeInfo {
Offset = uniformOffsets[i], Type = (ActiveUniformType)uniformTypes[i], Name = uniformNames[i], NextOffset = 0
}).OrderBy(x => x.Offset).ToArray();
indexMapping.Last().NextOffset = constantBufferDescription.Size;
// Fill next offsets
for (int i = 1; i < indexMapping.Length; ++i)
{
indexMapping[i - 1].NextOffset = indexMapping[i].Offset;
}
// Group arrays/structures into one variable (std140 layout is enough for offset determinism inside arrays/structures)
indexMapping = indexMapping.GroupBy(x =>
{
// Use only first part of name (ignore structure/array part)
var name = x.Name;
if (name.Contains("."))
{
name = name.Substring(0, name.IndexOf('.'));
}
if (name.Contains("["))
{
name = name.Substring(0, name.IndexOf('['));
}
return(name);
})
.Select(x =>
{
var result = x.First();
result.NextOffset = x.Last().NextOffset;
// Check weither it's an array or a struct
int dotIndex = result.Name.IndexOf('.');
int arrayIndex = result.Name.IndexOf('[');
if (x.Count() > 1 && arrayIndex == -1 && dotIndex == -1)
{
throw new InvalidOperationException();
}
// TODO: Type processing
result.Name = x.Key;
return(result);
}).ToArray();
foreach (var variableIndexGroup in indexMapping)
{
var variableIndex = -1;
for (var tentativeIndex = 0; tentativeIndex < constantBufferDescription.Members.Length; ++tentativeIndex)
{
if (constantBufferDescription.Members[tentativeIndex].Param.RawName == variableIndexGroup.Name)
{
variableIndex = tentativeIndex;
break;
}
}
if (variableIndex == -1)
{
reflectionResult.Error("Unable to find uniform [{0}] in constant buffer [{1}]", variableIndexGroup.Name, constantBufferName);
continue;
}
var variable = constantBufferDescription.Members[variableIndex];
variable.Param.Type = GetTypeFromActiveUniformType(variableIndexGroup.Type);
variable.Offset = variableIndexGroup.Offset;
variable.Size = variableIndexGroup.NextOffset - variableIndexGroup.Offset;
constantBufferDescription.Members[variableIndex] = variable;
}
constantBufferDescription.Stage = stage;
constantBufferDescription.Type = ConstantBufferType.ConstantBuffer;
constantBuffer.SlotCount = 1; // constant buffers are not arrays
constantBuffer.SlotStart = uniformBlockIndex;
constantBuffer.Stage = stage;
// store the new values
validConstantBuffers[constantBufferDescriptionIndex] = true;
effectReflection.ConstantBuffers[constantBufferDescriptionIndex] = constantBufferDescription;
effectReflection.ResourceBindings[constantBufferIndex] = constantBuffer;
}
//#endif
// Remove unecessary cbuffer and resource bindings
// Register textures, samplers, etc...
//TODO: (?) non texture/buffer uniform outside of a block
{
// Register "NoSampler", required by HLSL=>GLSL translation to support HLSL such as texture.Load().
var noSampler = new EffectParameterResourceData {
Param = { RawName = "NoSampler", KeyName = "NoSampler", Class = EffectParameterClass.Sampler }, SlotStart = -1, SlotCount = 1
};
Reflection.ResourceBindings.Add(noSampler);
int activeUniformCount;
GL.GetProgram(resourceId, GetProgramParameterName.ActiveUniforms, out activeUniformCount);
#if !SILICONSTUDIO_XENKO_GRAPHICS_API_OPENGLES
var uniformTypes = new int[activeUniformCount];
GL.GetActiveUniforms(resourceId, activeUniformCount, Enumerable.Range(0, activeUniformCount).ToArray(), ActiveUniformParameter.UniformType, uniformTypes);
#endif
int textureUnitCount = 0;
const int sbCapacity = 128;
var sb = new StringBuilder(sbCapacity);
for (int activeUniformIndex = 0; activeUniformIndex < activeUniformCount; ++activeUniformIndex)
{
#if !SILICONSTUDIO_XENKO_GRAPHICS_API_OPENGLES
var uniformType = (ActiveUniformType)uniformTypes[activeUniformIndex];
var uniformName = GL.GetActiveUniformName(resourceId, activeUniformIndex);
#else
ActiveUniformType uniformType;
int uniformCount;
int length;
GL.GetActiveUniform(resourceId, activeUniformIndex, sbCapacity, out length, out uniformCount, out uniformType, sb);
var uniformName = sb.ToString();
//this is a special OpenglES case , it is declared as built in uniform, and the driver will take care of it, we just need to ignore it here
if (uniformName.StartsWith("gl_DepthRange"))
{
goto skip;
}
#endif
switch (uniformType)
{
#if SILICONSTUDIO_XENKO_GRAPHICS_API_OPENGLES
case ActiveUniformType.Bool:
case ActiveUniformType.Int:
AddUniform(effectReflection, validConstantBuffers, sizeof(int) * 1, uniformCount, uniformName, uniformType);
break;
case ActiveUniformType.BoolVec2:
case ActiveUniformType.IntVec2:
AddUniform(effectReflection, validConstantBuffers, sizeof(int) * 2, uniformCount, uniformName, uniformType);
break;
case ActiveUniformType.BoolVec3:
case ActiveUniformType.IntVec3:
AddUniform(effectReflection, validConstantBuffers, sizeof(int) * 3, uniformCount, uniformName, uniformType);
break;
case ActiveUniformType.BoolVec4:
case ActiveUniformType.IntVec4:
AddUniform(effectReflection, validConstantBuffers, sizeof(int) * 4, uniformCount, uniformName, uniformType);
break;
case ActiveUniformType.Float:
AddUniform(effectReflection, validConstantBuffers, sizeof(float) * 1, uniformCount, uniformName, uniformType);
break;
case ActiveUniformType.FloatVec2:
AddUniform(effectReflection, validConstantBuffers, sizeof(float) * 2, uniformCount, uniformName, uniformType);
break;
case ActiveUniformType.FloatVec3:
AddUniform(effectReflection, validConstantBuffers, sizeof(float) * 3, uniformCount, uniformName, uniformType);
break;
case ActiveUniformType.FloatVec4:
AddUniform(effectReflection, validConstantBuffers, sizeof(float) * 4, uniformCount, uniformName, uniformType);
break;
case ActiveUniformType.FloatMat4:
AddUniform(effectReflection, validConstantBuffers, sizeof(float) * 4 * 4, uniformCount, uniformName, uniformType);
break;
case ActiveUniformType.FloatMat2:
case ActiveUniformType.FloatMat3:
throw new NotImplementedException();
#endif
#if !SILICONSTUDIO_XENKO_GRAPHICS_API_OPENGLES
case ActiveUniformType.Sampler1D:
case ActiveUniformType.Sampler1DShadow:
#endif
case ActiveUniformType.Sampler2D:
case ActiveUniformType.Sampler3D: // TODO: remove Texture3D that is not available in OpenGL ES 2
case ActiveUniformType.SamplerCube:
case ActiveUniformType.Sampler2DShadow:
var uniformIndex = GL.GetUniformLocation(resourceId, uniformName);
// Temporary way to scan which texture and sampler created this texture_sampler variable (to fix with new HLSL2GLSL converter)
var startIndex = -1;
var textureReflectionIndex = -1;
var samplerReflectionIndex = -1;
do
{
int middlePart = uniformName.IndexOf('_', startIndex + 1);
var textureName = middlePart != -1 ? uniformName.Substring(0, middlePart) : uniformName;
var samplerName = middlePart != -1 ? uniformName.Substring(middlePart + 1) : null;
textureReflectionIndex =
effectReflection.ResourceBindings.FindIndex(x => x.Param.RawName == textureName);
samplerReflectionIndex =
effectReflection.ResourceBindings.FindIndex(x => x.Param.RawName == samplerName);
if (textureReflectionIndex != -1 && samplerReflectionIndex != -1)
{
break;
}
startIndex = middlePart;
} while (startIndex != -1);
if (startIndex == -1 || textureReflectionIndex == -1 || samplerReflectionIndex == -1)
{
reflectionResult.Error("Unable to find sampler and texture corresponding to [{0}]", uniformName);
continue; // Error
}
var textureReflection = effectReflection.ResourceBindings[textureReflectionIndex];
var samplerReflection = effectReflection.ResourceBindings[samplerReflectionIndex];
// Contrary to Direct3D, samplers and textures are part of the same object in OpenGL
// Since we are exposing the Direct3D representation, a single sampler parameter key can be used for several textures, a single texture can be used with several samplers.
// When such a case is detected, we need to duplicate the resource binding.
textureReflectionIndex = GetReflexionIndex(textureReflection, textureReflectionIndex, effectReflection.ResourceBindings);
samplerReflectionIndex = GetReflexionIndex(samplerReflection, samplerReflectionIndex, effectReflection.ResourceBindings);
// Update texture uniform mapping
GL.Uniform1(uniformIndex, textureUnitCount);
textureReflection.Stage = stage;
//textureReflection.Param.RawName = uniformName;
textureReflection.Param.Type = GetTypeFromActiveUniformType(uniformType);
textureReflection.SlotStart = textureUnitCount;
textureReflection.SlotCount = 1; // TODO: texture arrays
textureReflection.Param.Class = EffectParameterClass.ShaderResourceView;
samplerReflection.Stage = stage;
samplerReflection.SlotStart = textureUnitCount;
samplerReflection.SlotCount = 1; // TODO: texture arrays
samplerReflection.Param.Class = EffectParameterClass.Sampler;
effectReflection.ResourceBindings[textureReflectionIndex] = textureReflection;
effectReflection.ResourceBindings[samplerReflectionIndex] = samplerReflection;
Textures.Add(new Texture(textureUnitCount));
textureUnitCount++;
break;
}
#if SILICONSTUDIO_XENKO_GRAPHICS_API_OPENGLES
//this is a special OpenglES case
skip :;
#endif
}
// Remove any optimized resource binding
effectReflection.ResourceBindings.RemoveAll(x => x.SlotStart == -1);
effectReflection.ConstantBuffers = effectReflection.ConstantBuffers.Where((cb, i) => validConstantBuffers[i]).ToList();
}
GL.UseProgram(currentProgram);
}
private EffectParameterResourceData GetResourceBinding(SharpDX.D3DCompiler.InputBindingDescription bindingDescriptionRaw, string name, LoggerResult log)
{
var paramClass = EffectParameterClass.Object;
var paramType = EffectParameterType.Void;
switch (bindingDescriptionRaw.Type)
{
case SharpDX.D3DCompiler.ShaderInputType.TextureBuffer:
paramType = EffectParameterType.TextureBuffer;
paramClass = EffectParameterClass.TextureBuffer;
break;
case SharpDX.D3DCompiler.ShaderInputType.ConstantBuffer:
paramType = EffectParameterType.ConstantBuffer;
paramClass = EffectParameterClass.ConstantBuffer;
break;
case SharpDX.D3DCompiler.ShaderInputType.Texture:
paramClass = EffectParameterClass.ShaderResourceView;
switch (bindingDescriptionRaw.Dimension)
{
case SharpDX.Direct3D.ShaderResourceViewDimension.Buffer:
paramType = EffectParameterType.Buffer;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture1D:
paramType = EffectParameterType.Texture1D;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture1DArray:
paramType = EffectParameterType.Texture1DArray;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture2D:
paramType = EffectParameterType.Texture2D;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture2DArray:
paramType = EffectParameterType.Texture2DArray;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture2DMultisampled:
paramType = EffectParameterType.Texture2DMultisampled;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture2DMultisampledArray:
paramType = EffectParameterType.Texture2DMultisampledArray;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture3D:
paramType = EffectParameterType.Texture3D;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.TextureCube:
paramType = EffectParameterType.TextureCube;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.TextureCubeArray:
paramType = EffectParameterType.TextureCubeArray;
break;
}
break;
case SharpDX.D3DCompiler.ShaderInputType.Structured:
paramClass = EffectParameterClass.ShaderResourceView;
paramType = EffectParameterType.StructuredBuffer;
break;
case SharpDX.D3DCompiler.ShaderInputType.ByteAddress:
paramClass = EffectParameterClass.ShaderResourceView;
paramType = EffectParameterType.ByteAddressBuffer;
break;
case SharpDX.D3DCompiler.ShaderInputType.UnorderedAccessViewRWTyped:
paramClass = EffectParameterClass.UnorderedAccessView;
switch (bindingDescriptionRaw.Dimension)
{
case SharpDX.Direct3D.ShaderResourceViewDimension.Buffer:
paramType = EffectParameterType.RWBuffer;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture1D:
paramType = EffectParameterType.RWTexture1D;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture1DArray:
paramType = EffectParameterType.RWTexture1DArray;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture2D:
paramType = EffectParameterType.RWTexture2D;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture2DArray:
paramType = EffectParameterType.RWTexture2DArray;
break;
case SharpDX.Direct3D.ShaderResourceViewDimension.Texture3D:
paramType = EffectParameterType.RWTexture3D;
break;
}
break;
case SharpDX.D3DCompiler.ShaderInputType.UnorderedAccessViewRWStructured:
paramClass = EffectParameterClass.UnorderedAccessView;
paramType = EffectParameterType.RWStructuredBuffer;
break;
case SharpDX.D3DCompiler.ShaderInputType.UnorderedAccessViewRWByteAddress:
paramClass = EffectParameterClass.UnorderedAccessView;
paramType = EffectParameterType.RWByteAddressBuffer;
break;
case SharpDX.D3DCompiler.ShaderInputType.UnorderedAccessViewAppendStructured:
paramClass = EffectParameterClass.UnorderedAccessView;
paramType = EffectParameterType.AppendStructuredBuffer;
break;
case SharpDX.D3DCompiler.ShaderInputType.UnorderedAccessViewConsumeStructured:
paramClass = EffectParameterClass.UnorderedAccessView;
paramType = EffectParameterType.ConsumeStructuredBuffer;
break;
case SharpDX.D3DCompiler.ShaderInputType.UnorderedAccessViewRWStructuredWithCounter:
paramClass = EffectParameterClass.UnorderedAccessView;
paramType = EffectParameterType.RWStructuredBuffer;
break;
case SharpDX.D3DCompiler.ShaderInputType.Sampler:
paramClass = EffectParameterClass.Sampler;
paramType = EffectParameterType.Sampler;
break;
}
var binding = new EffectParameterResourceData()
{
Param =
{
KeyName = name,
RawName = bindingDescriptionRaw.Name,
Class = paramClass,
Type = paramType
},
SlotStart = bindingDescriptionRaw.BindPoint,
SlotCount = bindingDescriptionRaw.BindCount,
};
return binding;
}
/// <summary>
/// Create or updates the reflection for this shader
/// </summary>
/// <param name="effectReflection">the reflection from the hlsl</param>
/// <param name="stage">the shader pipeline stage</param>
private void CreateReflection(EffectReflection effectReflection, ShaderStage stage)
{
int currentProgram;
GL.GetInteger(GetPName.CurrentProgram, out currentProgram);
GL.UseProgram(resourceId);
int uniformBlockCount;
GL.GetProgram(resourceId, PdxActiveUniformBlocks, out uniformBlockCount);
for (int uniformBlockIndex = 0; uniformBlockIndex < uniformBlockCount; ++uniformBlockIndex)
{
// TODO: get previous name to find te actual constant buffer in the reflexion
#if SILICONSTUDIO_PARADOX_GRAPHICS_API_OPENGLES
const int sbCapacity = 128;
int length;
var sb = new StringBuilder(sbCapacity);
GL.GetActiveUniformBlockName(resourceId, uniformBlockIndex, sbCapacity, out length, sb);
var constantBufferName = sb.ToString();
#else
var constantBufferName = GL.GetActiveUniformBlockName(resourceId, uniformBlockIndex);
#endif
var constantBufferDescriptionIndex = effectReflection.ConstantBuffers.FindIndex(x => x.Name == constantBufferName);
if (constantBufferDescriptionIndex == -1)
{
reflectionResult.Error("Unable to find the constant buffer description [{0}]", constantBufferName);
return;
}
var constantBufferIndex = effectReflection.ResourceBindings.FindIndex(x => x.Param.RawName == constantBufferName);
if (constantBufferIndex == -1)
{
reflectionResult.Error("Unable to find the constant buffer [{0}]", constantBufferName);
return;
}
var constantBufferDescription = effectReflection.ConstantBuffers[constantBufferDescriptionIndex];
var constantBuffer = effectReflection.ResourceBindings[constantBufferIndex];
GL.GetActiveUniformBlock(resourceId, uniformBlockIndex, ActiveUniformBlockParameter.UniformBlockDataSize, out constantBufferDescription.Size);
int uniformCount;
GL.GetActiveUniformBlock(resourceId, uniformBlockIndex, ActiveUniformBlockParameter.UniformBlockActiveUniforms, out uniformCount);
// set the binding
GL.UniformBlockBinding(resourceId, uniformBlockIndex, uniformBlockIndex);
// Read uniforms desc
var uniformIndices = new int[uniformCount];
var uniformOffsets = new int[uniformCount];
var uniformTypes = new int[uniformCount];
var uniformNames = new string[uniformCount];
GL.GetActiveUniformBlock(resourceId, uniformBlockIndex, ActiveUniformBlockParameter.UniformBlockActiveUniformIndices, uniformIndices);
GL.GetActiveUniforms(resourceId, uniformIndices.Length, uniformIndices, ActiveUniformParameter.UniformOffset, uniformOffsets);
GL.GetActiveUniforms(resourceId, uniformIndices.Length, uniformIndices, ActiveUniformParameter.UniformType, uniformTypes);
for (int uniformIndex = 0; uniformIndex < uniformIndices.Length; ++uniformIndex)
{
#if SILICONSTUDIO_PARADOX_GRAPHICS_API_OPENGLES
int size;
ActiveUniformType aut;
GL.GetActiveUniform(resourceId, uniformIndices[uniformIndex], sbCapacity, out length, out size, out aut, sb);
uniformNames[uniformIndex] = sb.ToString();
#else
uniformNames[uniformIndex] = GL.GetActiveUniformName(resourceId, uniformIndices[uniformIndex]);
#endif
}
// Reoder by offset
var indexMapping = uniformIndices.Select((x, i) => new UniformMergeInfo {
Offset = uniformOffsets[i], Type = (ActiveUniformType)uniformTypes[i], Name = uniformNames[i], NextOffset = 0
}).OrderBy(x => x.Offset).ToArray();
indexMapping.Last().NextOffset = constantBufferDescription.Size;
// Fill next offsets
for (int i = 1; i < indexMapping.Length; ++i)
{
indexMapping[i - 1].NextOffset = indexMapping[i].Offset;
}
// Group arrays/structures into one variable (std140 layout is enough for offset determinism inside arrays/structures)
indexMapping = indexMapping.GroupBy(x =>
{
// Use only first part of name (ignore structure/array part)
var name = x.Name;
if (name.Contains("."))
{
name = name.Substring(0, name.IndexOf('.'));
}
if (name.Contains("["))
{
name = name.Substring(0, name.IndexOf('['));
}
return(name);
})
.Select(x =>
{
var result = x.First();
result.NextOffset = x.Last().NextOffset;
// Check weither it's an array or a struct
int dotIndex = result.Name.IndexOf('.');
int arrayIndex = result.Name.IndexOf('[');
if (x.Count() > 1 && arrayIndex == -1 && dotIndex == -1)
{
throw new InvalidOperationException();
}
// TODO: Type processing
result.Name = x.Key;
return(result);
}).ToArray();
foreach (var variableIndexGroup in indexMapping)
{
var variableIndex = -1;
for (var tentativeIndex = 0; tentativeIndex < constantBufferDescription.Members.Length; ++tentativeIndex)
{
if (constantBufferDescription.Members[tentativeIndex].Param.RawName == variableIndexGroup.Name)
{
variableIndex = tentativeIndex;
break;
}
}
if (variableIndex == -1)
{
reflectionResult.Error("Unable to find uniform [{0}] in constant buffer [{1}]", variableIndexGroup.Name, constantBufferName);
continue;
}
var variable = constantBufferDescription.Members[variableIndex];
variable.Param.Type = GetTypeFromActiveUniformType(variableIndexGroup.Type);
variable.Offset = variableIndexGroup.Offset;
variable.Size = variableIndexGroup.NextOffset - variableIndexGroup.Offset;
constantBufferDescription.Members[variableIndex] = variable;
}
constantBufferDescription.Stage = stage;
constantBufferDescription.Type = ConstantBufferType.ConstantBuffer;
constantBuffer.SlotCount = 1; // constant buffers are not arrays
constantBuffer.SlotStart = uniformBlockIndex;
constantBuffer.Stage = stage;
// store the new values
effectReflection.ConstantBuffers[constantBufferDescriptionIndex] = constantBufferDescription;
effectReflection.ResourceBindings[constantBufferIndex] = constantBuffer;
}
//#endif
// Register textures, samplers, etc...
//TODO: (?) non texture/buffer uniform outside of a block
{
// Register "NoSampler", required by HLSL=>GLSL translation to support HLSL such as texture.Load().
var noSampler = new EffectParameterResourceData {
Param = { RawName = "NoSampler", KeyName = "NoSampler", Class = EffectParameterClass.Sampler }, SlotStart = -1
};
effectBytecode.Reflection.ResourceBindings.Add(noSampler);
bool usingSamplerNoSampler = false;
int activeUniformCount;
GL.GetProgram(resourceId, ProgramParameter.ActiveUniforms, out activeUniformCount);
#if !SILICONSTUDIO_PARADOX_GRAPHICS_API_OPENGLES
var uniformTypes = new int[activeUniformCount];
GL.GetActiveUniforms(resourceId, activeUniformCount, Enumerable.Range(0, activeUniformCount).ToArray(), ActiveUniformParameter.UniformType, uniformTypes);
#endif
#if SILICONSTUDIO_PARADOX_GRAPHICS_API_OPENGLES
if (GraphicsDevice.IsOpenGLES2)
{
// Register global "fake" cbuffer
//var constantBuffer = new ShaderReflectionConstantBuffer
// {
// Name = "$Globals",
// Variables = new List<ShaderReflectionVariable>(),
// Type = ConstantBufferType.ConstantBuffer
// };
//shaderReflection.ConstantBuffers.Add(constantBuffer);
//shaderReflection.BoundResources.Add(new InputBindingDescription { BindPoint = 0, BindCount = 1, Name = constantBuffer.Name, Type = ShaderInputType.ConstantBuffer });
// reset the size of the constant buffers
foreach (var constantBuffer in effectReflection.ConstantBuffers)
{
constantBuffer.Size = 0;
}
// set the state of the constant buffers
foreach (var constantBuffer in effectReflection.ConstantBuffers)
{
constantBuffer.Stage = stage;
}
for (int i = 0; i < effectReflection.ResourceBindings.Count; i++)
{
if (effectReflection.ResourceBindings[i].Param.Class != EffectParameterClass.ConstantBuffer)
{
continue;
}
var globalConstantBufferCopy = effectReflection.ResourceBindings[i];
globalConstantBufferCopy.Stage = stage;
effectReflection.ResourceBindings[i] = globalConstantBufferCopy;
}
//Create a Globals constant buffer if necessary
var globalConstantBufferDescriptionIndex = effectReflection.ConstantBuffers.FindIndex(x => x.Name == "Globals");
var globalConstantBufferIndex = effectReflection.ResourceBindings.FindIndex(x => x.Param.RawName == "Globals");
if (globalConstantBufferDescriptionIndex == -1 && globalConstantBufferIndex == -1)
{
var newConstantBufferDescription = new ShaderConstantBufferDescription
{
Name = "Globals",
Stage = stage,
Type = ConstantBufferType.ConstantBuffer,
Size = 0,
Members = new EffectParameterValueData[0],
};
var newConstantBuffer = new EffectParameterResourceData
{
Stage = stage,
SlotStart = 0,
SlotCount = 1,
Param = { RawName = "Globals", KeyName = "Globals", Type = EffectParameterType.ConstantBuffer, Class = EffectParameterClass.ConstantBuffer }
};
effectReflection.ConstantBuffers.Add(newConstantBufferDescription);
effectReflection.ResourceBindings.Add(newConstantBuffer);
globalConstantBufferDescriptionIndex = effectReflection.ConstantBuffers.Count - 1;
globalConstantBufferIndex = effectReflection.ResourceBindings.Count - 1;
}
// Merge all the variables in the Globals constant buffer
if (globalConstantBufferDescriptionIndex != -1 && globalConstantBufferIndex != -1)
{
var globalConstantBufferDescription = effectReflection.ConstantBuffers[globalConstantBufferDescriptionIndex];
for (int cstDescrIndex = 0; cstDescrIndex < effectReflection.ConstantBuffers.Count; ++cstDescrIndex)
{
if (cstDescrIndex == globalConstantBufferDescriptionIndex)
{
continue;
}
var currentConstantBufferDescription = effectReflection.ConstantBuffers[cstDescrIndex];
globalConstantBufferDescription.Members = ArrayExtensions.Concat(
globalConstantBufferDescription.Members, currentConstantBufferDescription.Members);
effectReflection.ResourceBindings.RemoveAll(x => x.Param.RawName == currentConstantBufferDescription.Name);
}
// only keep the active uniforms
globalConstantBufferDescription.Members =
globalConstantBufferDescription.Members.Where(x => GL.GetUniformLocation(resourceId,
#if SILICONSTUDIO_PLATFORM_ANDROID
new StringBuilder(x.Param.RawName)
#else
x.Param.RawName
#endif
) >= 0).ToArray();
// remove all the constant buffers and their resource bindings except the Globals one
effectReflection.ConstantBuffers.Clear();
effectReflection.ConstantBuffers.Add(globalConstantBufferDescription);
}
else if (globalConstantBufferDescriptionIndex != -1 && globalConstantBufferIndex == -1)
{
reflectionResult.Error("Globals constant buffer has a description and no resource binding");
}
else if (globalConstantBufferDescriptionIndex == -1 && globalConstantBufferIndex != -1)
{
reflectionResult.Error("Globals constant buffer has a description and no resource binding");
}
}
#endif
int textureUnitCount = 0;
const int sbCapacity = 128;
int length;
var sb = new StringBuilder(sbCapacity);
for (int activeUniformIndex = 0; activeUniformIndex < activeUniformCount; ++activeUniformIndex)
{
#if !SILICONSTUDIO_PARADOX_GRAPHICS_API_OPENGLES
var uniformType = (ActiveUniformType)uniformTypes[activeUniformIndex];
var uniformName = GL.GetActiveUniformName(resourceId, activeUniformIndex);
#else
ActiveUniformType uniformType;
int uniformCount;
GL.GetActiveUniform(resourceId, activeUniformIndex, sbCapacity, out length, out uniformCount, out uniformType, sb);
var uniformName = sb.ToString();
//int uniformSize;
//GL.GetActiveUniform(resourceId, activeUniformIndex, out uniformSize, ActiveUniformType.Float);
#endif
switch (uniformType)
{
#if SILICONSTUDIO_PARADOX_GRAPHICS_API_OPENGLES
case ActiveUniformType.Bool:
case ActiveUniformType.Int:
AddUniform(effectReflection, sizeof(int) * 1, uniformCount, uniformName, uniformType);
break;
case ActiveUniformType.BoolVec2:
case ActiveUniformType.IntVec2:
AddUniform(effectReflection, sizeof(int) * 2, uniformCount, uniformName, uniformType);
break;
case ActiveUniformType.BoolVec3:
case ActiveUniformType.IntVec3:
AddUniform(effectReflection, sizeof(int) * 3, uniformCount, uniformName, uniformType);
break;
case ActiveUniformType.BoolVec4:
case ActiveUniformType.IntVec4:
AddUniform(effectReflection, sizeof(int) * 4, uniformCount, uniformName, uniformType);
break;
case ActiveUniformType.Float:
AddUniform(effectReflection, sizeof(float) * 1, uniformCount, uniformName, uniformType);
break;
case ActiveUniformType.FloatVec2:
AddUniform(effectReflection, sizeof(float) * 2, uniformCount, uniformName, uniformType);
break;
case ActiveUniformType.FloatVec3:
AddUniform(effectReflection, sizeof(float) * 3, uniformCount, uniformName, uniformType);
break;
case ActiveUniformType.FloatVec4:
AddUniform(effectReflection, sizeof(float) * 4, uniformCount, uniformName, uniformType);
break;
case ActiveUniformType.FloatMat4:
AddUniform(effectReflection, sizeof(float) * 4 * 4, uniformCount, uniformName, uniformType);
break;
case ActiveUniformType.FloatMat2:
case ActiveUniformType.FloatMat3:
throw new NotImplementedException();
#endif
#if !SILICONSTUDIO_PARADOX_GRAPHICS_API_OPENGLES
case ActiveUniformType.Sampler1D:
case ActiveUniformType.Sampler1DShadow:
#endif
case ActiveUniformType.Sampler2D:
case ActiveUniformType.Sampler3D: // TODO: remove Texture3D that is not available in OpenGL ES 2
case ActiveUniformType.SamplerCube:
case ActiveUniformType.Sampler2DShadow:
#if SILICONSTUDIO_PLATFORM_ANDROID
var uniformIndex = GL.GetUniformLocation(resourceId, new StringBuilder(uniformName));
#else
var uniformIndex = GL.GetUniformLocation(resourceId, uniformName);
#endif
// Temporary way to scan which texture and sampler created this texture_sampler variable (to fix with new HLSL2GLSL converter)
var startIndex = -1;
var textureReflectionIndex = -1;
var samplerReflectionIndex = -1;
do
{
int middlePart = uniformName.IndexOf('_', startIndex + 1);
var textureName = middlePart != -1 ? uniformName.Substring(0, middlePart) : uniformName;
var samplerName = middlePart != -1 ? uniformName.Substring(middlePart + 1) : null;
textureReflectionIndex =
effectReflection.ResourceBindings.FindIndex(x => x.Param.RawName == textureName);
samplerReflectionIndex =
effectReflection.ResourceBindings.FindIndex(x => x.Param.RawName == samplerName);
if (textureReflectionIndex != -1 && samplerReflectionIndex != -1)
{
break;
}
startIndex = middlePart;
} while (startIndex != -1);
if (startIndex == -1 || textureReflectionIndex == -1 || samplerReflectionIndex == -1)
{
reflectionResult.Error("Unable to find sampler and texture corresponding to [{0}]", uniformName);
continue; // Error
}
var textureReflection = effectReflection.ResourceBindings[textureReflectionIndex];
var samplerReflection = effectReflection.ResourceBindings[samplerReflectionIndex];
// Contrary to Direct3D, samplers and textures are part of the same object in OpenGL
// Since we are exposing the Direct3D representation, a single sampler parameter key can be used for several textures, a single texture can be used with several samplers.
// When such a case is detected, we need to duplicate the resource binding.
textureReflectionIndex = GetReflexionIndex(textureReflection, textureReflectionIndex, effectReflection.ResourceBindings);
samplerReflectionIndex = GetReflexionIndex(samplerReflection, samplerReflectionIndex, effectReflection.ResourceBindings);
// Update texture uniform mapping
GL.Uniform1(uniformIndex, textureUnitCount);
textureReflection.Stage = stage;
//textureReflection.Param.RawName = uniformName;
textureReflection.Param.Type = GetTypeFromActiveUniformType(uniformType);
textureReflection.SlotStart = textureUnitCount;
textureReflection.SlotCount = 1; // TODO: texture arrays
textureReflection.Param.Class = EffectParameterClass.ShaderResourceView;
samplerReflection.Stage = stage;
samplerReflection.SlotStart = textureUnitCount;
samplerReflection.SlotCount = 1; // TODO: texture arrays
samplerReflection.Param.Class = EffectParameterClass.Sampler;
effectReflection.ResourceBindings[textureReflectionIndex] = textureReflection;
effectReflection.ResourceBindings[samplerReflectionIndex] = samplerReflection;
Textures.Add(new Texture(textureUnitCount));
textureUnitCount++;
break;
}
}
// Remove any optimized resource binding
effectReflection.ResourceBindings.RemoveAll(x => x.SlotStart == -1);
}
GL.UseProgram(currentProgram);
}
private static void UpdateSampler(GraphicsDevice graphicsDevice, ref EffectParameterResourceData binding, EffectParameterCollectionGroup parameterCollectionGroup)
{
var samplerState = (SamplerState)parameterCollectionGroup.GetObject(binding.Param.KeyIndex);
graphicsDevice.SetSamplerState(binding.Stage, binding.SlotStart, samplerState);
}
