| private GetAttribLocation ( VertexElementUsage usage, int index ) : int | ||
| usage | VertexElementUsage | |
| index | int | |
| return | int | |
internal void Apply(Shader shader, IntPtr offset, int divisor = 0)
{
List <Element> attrInfo;
int shaderHash = shader.GetHashCode();
if (!shaderAttributeInfo.TryGetValue(shaderHash, out attrInfo))
{
// Get the vertex attribute info and cache it
attrInfo = new List <Element>(16); // 16, per XNA4 HiDef spec
foreach (VertexElement ve in elements)
{
int attributeLocation = shader.GetAttribLocation(ve.VertexElementUsage, ve.UsageIndex);
// XNA appears to ignore usages it can't find a match for, so we will do the same
if (attributeLocation >= 0)
{
attrInfo.Add(new Element()
{
Offset = ve.Offset,
AttributeLocation = attributeLocation,
NumberOfElements = GetNumberOfElements(ve.VertexElementFormat),
VertexAttribPointerType = ve.VertexElementFormat,
Normalized = GetVertexAttribNormalized(ve),
});
}
}
shaderAttributeInfo.Add(shaderHash, attrInfo);
}
// Apply the vertex attribute info
foreach (Element element in attrInfo)
{
GraphicsDevice.GLDevice.AttributeEnabled[element.AttributeLocation] = true;
GraphicsDevice.GLDevice.Attributes[element.AttributeLocation].Divisor = divisor;
GraphicsDevice.GLDevice.VertexAttribPointer(
element.AttributeLocation,
element.NumberOfElements,
element.VertexAttribPointerType,
element.Normalized,
VertexStride,
#if JSIL
(IntPtr)(offset.ToInt32() + element.Offset)
#else
(IntPtr)(offset.ToInt64() + element.Offset)
#endif
);
}
}
internal void Apply(Shader shader, IntPtr offset, int divisor = 0)
{
VertexDeclarationAttributeInfo attrInfo;
int shaderHash = shader.GetHashCode();
if (!shaderAttributeInfo.TryGetValue(shaderHash, out attrInfo))
{
// Get the vertex attribute info and cache it
attrInfo = new VertexDeclarationAttributeInfo(OpenGLDevice.Instance.MaxVertexAttributes);
foreach (VertexElement ve in elements)
{
int attributeLocation = shader.GetAttribLocation(ve.VertexElementUsage, ve.UsageIndex);
// XNA appears to ignore usages it can't find a match for, so we will do the same
if (attributeLocation >= 0)
{
attrInfo.Elements.Add(new VertexDeclarationAttributeInfo.Element()
{
Offset = ve.Offset,
AttributeLocation = attributeLocation,
NumberOfElements = OpenGLNumberOfElements(ve.VertexElementFormat),
VertexAttribPointerType = OpenGLVertexAttribPointerType(ve.VertexElementFormat),
Normalized = OpenGLVertexAttribNormalized(ve),
});
attrInfo.EnabledAttributes[attributeLocation] = true;
}
}
shaderAttributeInfo.Add(shaderHash, attrInfo);
}
// Apply the vertex attribute info
foreach (VertexDeclarationAttributeInfo.Element element in attrInfo.Elements)
{
OpenGLDevice.Instance.AttributeEnabled[element.AttributeLocation] = true;
OpenGLDevice.Instance.Attributes[element.AttributeLocation].Divisor.Set(divisor);
OpenGLDevice.Instance.VertexAttribPointer(
element.AttributeLocation,
element.NumberOfElements,
element.VertexAttribPointerType,
element.Normalized,
VertexStride,
(IntPtr)(offset.ToInt64() + element.Offset)
);
}
}
internal void Apply(Shader shader, IntPtr offset)
{
VertexDeclarationAttributeInfo attrInfo;
int shaderHash = shader.GetHashCode();
if (!shaderAttributeInfo.TryGetValue(shaderHash, out attrInfo))
{
// Get the vertex attribute info and cache it
attrInfo = new VertexDeclarationAttributeInfo(GraphicsDevice.MaxVertexAttributes);
foreach (var ve in _elements)
{
var attributeLocation = shader.GetAttribLocation(ve.VertexElementUsage, ve.UsageIndex);
// XNA appears to ignore usages it can't find a match for, so we will do the same
if (attributeLocation >= 0)
{
attrInfo.Elements.Add(new VertexDeclarationAttributeInfo.Element()
{
Offset = ve.Offset,
AttributeLocation = attributeLocation,
NumberOfElements = ve.VertexElementFormat.OpenGLNumberOfElements(),
VertexAttribPointerType = ve.VertexElementFormat.OpenGLVertexAttribPointerType(),
Normalized = ve.OpenGLVertexAttribNormalized(),
});
attrInfo.EnabledAttributes[attributeLocation] = true;
}
}
shaderAttributeInfo.Add(shaderHash, attrInfo);
}
// Apply the vertex attribute info
foreach (var element in attrInfo.Elements)
{
GL.VertexAttribPointer(element.AttributeLocation,
element.NumberOfElements,
element.VertexAttribPointerType,
element.Normalized,
this.VertexStride,
(IntPtr)(offset.ToInt64() + element.Offset));
GraphicsExtensions.CheckGLError();
}
GraphicsDevice.SetVertexAttributeArray(attrInfo.EnabledAttributes);
}
internal void Apply(Shader shader, IntPtr offset)
{
VertexDeclarationAttributeInfo attrInfo;
int shaderHash = shader.GetHashCode();
if (!shaderAttributeInfo.TryGetValue(shaderHash, out attrInfo))
{
// Get the vertex attribute info and cache it
attrInfo = new VertexDeclarationAttributeInfo(GraphicsDevice.MaxVertexAttributes);
foreach (var ve in _elements)
{
var attributeLocation = shader.GetAttribLocation(ve.VertexElementUsage, ve.UsageIndex);
// XNA appears to ignore usages it can't find a match for, so we will do the same
if (attributeLocation >= 0)
{
attrInfo.Elements.Add(new VertexDeclarationAttributeInfo.Element()
{
Offset = ve.Offset,
AttributeLocation = attributeLocation,
NumberOfElements = ve.VertexElementFormat.OpenGLNumberOfElements(),
VertexAttribPointerType = ve.VertexElementFormat.OpenGLVertexAttribPointerType(),
Normalized = ve.OpenGLVertexAttribNormalized(),
});
attrInfo.EnabledAttributes[attributeLocation] = true;
}
}
shaderAttributeInfo.Add(shaderHash, attrInfo);
}
// Apply the vertex attribute info
foreach (var element in attrInfo.Elements)
{
GL.VertexAttribPointer(element.AttributeLocation,
element.NumberOfElements,
element.VertexAttribPointerType,
element.Normalized,
this.VertexStride,
(IntPtr)(offset.ToInt64() + element.Offset));
GraphicsExtensions.CheckGLError();
}
GraphicsDevice.SetVertexAttributeArray(attrInfo.EnabledAttributes);
}
internal void Apply(Shader shader, IntPtr offset)
{
int hashCode = shader.GetHashCode();
VertexDeclaration.VertexDeclarationAttributeInfo declarationAttributeInfo;
if (!this.shaderAttributeInfo.TryGetValue(hashCode, out declarationAttributeInfo))
{
declarationAttributeInfo = new VertexDeclaration.VertexDeclarationAttributeInfo(this.GraphicsDevice.MaxVertexAttributes);
foreach (VertexElement element in this._elements)
{
int attribLocation = shader.GetAttribLocation(element.VertexElementUsage, element.UsageIndex);
if (attribLocation >= 0)
{
declarationAttributeInfo.Elements.Add(new VertexDeclaration.VertexDeclarationAttributeInfo.Element()
{
Offset = element.Offset,
AttributeLocation = attribLocation,
NumberOfElements = GraphicsExtensions.OpenGLNumberOfElements(element.VertexElementFormat),
VertexAttribPointerType = GraphicsExtensions.OpenGLVertexAttribPointerType(element.VertexElementFormat),
Normalized = GraphicsExtensions.OpenGLVertexAttribNormalized(element)
});
declarationAttributeInfo.EnabledAttributes[attribLocation] = true;
}
}
this.shaderAttributeInfo.Add(hashCode, declarationAttributeInfo);
}
foreach (VertexDeclaration.VertexDeclarationAttributeInfo.Element element in declarationAttributeInfo.Elements)
GL.VertexAttribPointer(element.AttributeLocation, element.NumberOfElements, element.VertexAttribPointerType, element.Normalized, this.VertexStride, (IntPtr) (offset.ToInt64() + (long) element.Offset));
this.GraphicsDevice.SetVertexAttributeArray(declarationAttributeInfo.EnabledAttributes);
}
internal void Apply(Shader shader, IntPtr offset, int divisor = 0)
{
List<Element> attrInfo;
int shaderHash = shader.GetHashCode();
if (!shaderAttributeInfo.TryGetValue(shaderHash, out attrInfo))
{
// Get the vertex attribute info and cache it
attrInfo = new List<Element>(16); // 16, per XNA4 HiDef spec
foreach (VertexElement ve in elements)
{
int attributeLocation = shader.GetAttribLocation(ve.VertexElementUsage, ve.UsageIndex);
// XNA appears to ignore usages it can't find a match for, so we will do the same
if (attributeLocation >= 0)
{
attrInfo.Add(new Element()
{
Offset = ve.Offset,
AttributeLocation = attributeLocation,
NumberOfElements = GetNumberOfElements(ve.VertexElementFormat),
VertexAttribPointerType = ve.VertexElementFormat,
Normalized = GetVertexAttribNormalized(ve),
});
}
}
shaderAttributeInfo.Add(shaderHash, attrInfo);
}
// Apply the vertex attribute info
foreach (Element element in attrInfo)
{
GraphicsDevice.GLDevice.AttributeEnabled[element.AttributeLocation] = true;
GraphicsDevice.GLDevice.Attributes[element.AttributeLocation].Divisor = divisor;
GraphicsDevice.GLDevice.VertexAttribPointer(
element.AttributeLocation,
element.NumberOfElements,
element.VertexAttribPointerType,
element.Normalized,
VertexStride,
(IntPtr) (offset.ToInt64() + element.Offset)
);
}
}
