private bool SetShaderParameters(DeviceContext deviceContext, Matrix worldMatrix, Matrix viewMatrix, Matrix projectionMatrix)
{
try
{
worldMatrix.Transpose();
viewMatrix.Transpose();
projectionMatrix.Transpose();
deviceContext.MapSubresource(ConstantMatrixBuffer, MapMode.WriteDiscard, MapFlags.None, out DataStream mappedResource);
var matrixBuffer = new WorldViewProjectionMatrixBuffer()
{
world = worldMatrix,
view = viewMatrix,
projection = projectionMatrix
};
mappedResource.Write(matrixBuffer);
deviceContext.UnmapSubresource(ConstantMatrixBuffer, 0);
var bufferSlotNumber = 0;
deviceContext.VertexShader.SetConstantBuffer(bufferSlotNumber, ConstantMatrixBuffer);
return(true);
}
catch (Exception ex)
{
//Log.WriteToFile(ErrorLevel.Error, "ColourShader.SetShaderParameters", ex, true);
return(false);
}
}
private bool SetShaderParameters(DeviceContext deviceContext, Matrix worldMatrix, Matrix viewMatrix, Matrix projectionMatrix, ShaderResourceView texture)
{
try
{
worldMatrix.Transpose();
viewMatrix.Transpose();
projectionMatrix.Transpose();
deviceContext.MapSubresource(ConstantMatrixBuffer, MapMode.WriteDiscard, MapFlags.None, out DataStream mappedResource);
var matrixBuffer = new WorldViewProjectionMatrixBuffer()
{
world = worldMatrix,
view = viewMatrix,
projection = projectionMatrix
};
mappedResource.Write(matrixBuffer);
deviceContext.UnmapSubresource(ConstantMatrixBuffer, 0);
int bufferPositionNumber = 0;
deviceContext.VertexShader.SetConstantBuffer(bufferPositionNumber, ConstantMatrixBuffer);
deviceContext.PixelShader.SetShaderResources(0, texture);
return(true);
}
catch
{
return(false);
}
}
private bool SetShaderParameters(DeviceContext deviceContext, Matrix worldMatrix, Matrix viewMatrix, Matrix projectionMatrix, ShaderResourceView texture, Vector3 lightDirection, Vector4 diffuseColour)
{
try
{
worldMatrix.Transpose();
viewMatrix.Transpose();
projectionMatrix.Transpose();
deviceContext.MapSubresource(ConstantMatrixBuffer, MapMode.WriteDiscard, MapFlags.None, out DataStream mappedResource);
var matrixBuffer = new WorldViewProjectionMatrixBuffer()
{
world = worldMatrix,
view = viewMatrix,
projection = projectionMatrix
};
mappedResource.Write(matrixBuffer);
deviceContext.UnmapSubresource(ConstantMatrixBuffer, 0);
var bufferPositionNumber = 0;
deviceContext.VertexShader.SetConstantBuffer(0, ConstantMatrixBuffer);
deviceContext.PixelShader.SetShaderResource(0, texture);
deviceContext.MapSubresource(ConstantLightBuffer, MapMode.WriteDiscard, MapFlags.None, out DataStream mappedResourceLight);
var lightBuffer = new LightBuffer()
{
diffuseColour = diffuseColour,
lightDirection = lightDirection,
padding = 0
};
mappedResourceLight.Write(lightBuffer);
deviceContext.UnmapSubresource(ConstantLightBuffer, 0);
bufferPositionNumber = 0;
deviceContext.PixelShader.SetConstantBuffer(bufferPositionNumber, ConstantLightBuffer);
return(true);
}
catch (Exception ex)
{
//Log.WriteToFile(ErrorLevel.Error, "LightShader.SetShaderParameters", ex, true);
return(false);
}
}
private bool SetShaderParameters(DeviceContext deviceContext, Matrix worldMatrix, Matrix viewMatrix, Matrix projectionMatrix, Vector4 ambientColour, Vector4 diffuseColour, Vector3 lightDirection, ShaderResourceView texture)
{
try
{
// Transpose the matrices to prepare them for shader.
worldMatrix.Transpose();
viewMatrix.Transpose();
projectionMatrix.Transpose();
// Lock the matrix constant buffer so it can be written to.
DataStream mappedResource;
deviceContext.MapSubresource(ConstantMatrixBuffer, MapMode.WriteDiscard, MapFlags.None, out mappedResource);
// Copy the matrices into the constant buffer.
var matrixBuffer = new WorldViewProjectionMatrixBuffer()
{
world = worldMatrix,
view = viewMatrix,
projection = projectionMatrix
};
mappedResource.Write(matrixBuffer);
// Unlock the constant buffer.
deviceContext.UnmapSubresource(ConstantMatrixBuffer, 0);
// Set the position of the constant buffer in the vertex shader.
int bufferPositionNumber = 0;
// Finally set the constant buffer in the vertex shader with the updated values.
deviceContext.VertexShader.SetConstantBuffer(bufferPositionNumber, ConstantMatrixBuffer);
// Set shader resource in the pixel shader.
deviceContext.PixelShader.SetShaderResource(0, texture);
// Lock the light constant buffer so it can be written to.
deviceContext.MapSubresource(ConstantLightBuffer, MapMode.WriteDiscard, MapFlags.None, out mappedResource);
// Copy the lighting variables into the constant buffer.
var lightBuffer = new LightBuffer()
{
ambientColour = ambientColour,
diffuseColour = diffuseColour,
lightDirection = lightDirection,
padding = 0
};
mappedResource.Write(lightBuffer);
// Unlock the constant buffer.
deviceContext.UnmapSubresource(ConstantLightBuffer, 0);
// Set the position of the light constant buffer in the pixel shader.
bufferPositionNumber = 0;
// Finally set the light constant buffer in the pixel shader with the updated values.
deviceContext.PixelShader.SetConstantBuffer(bufferPositionNumber, ConstantLightBuffer);
return(true);
}
catch
{
return(false);
}
}
private bool SetShaderParameters(DeviceContext deviceContext, Matrix worldMatrix, Matrix viewMatrix, Matrix projectionMatrix, ShaderResourceView texture, Vector4 pixelColor)
{
try
{
#region Matrix Constant Buffer
// Transpose the matrices to prepare them for shader.
worldMatrix.Transpose();
viewMatrix.Transpose();
projectionMatrix.Transpose();
// Lock the constant buffer so it can be written to.
deviceContext.MapSubresource(ConstantMatrixBuffer, MapMode.WriteDiscard, SharpDX.Direct3D11.MapFlags.None, out DataStream mappedResource);
// Copy the matrices into the constant buffer.
var matrixBuffer = new WorldViewProjectionMatrixBuffer()
{
world = worldMatrix,
view = viewMatrix,
projection = projectionMatrix
};
mappedResource.Write(matrixBuffer);
// Unlock the constant buffer.
deviceContext.UnmapSubresource(ConstantMatrixBuffer, 0);
// Set the position of the constant buffer in the vertex shader.
var bufferNumber = 0;
// Now set the constant buffer in the vertex shader with the updated values.
deviceContext.VertexShader.SetConstantBuffer(bufferNumber, ConstantMatrixBuffer);
// Set shader resource in the pixel shader.
deviceContext.PixelShader.SetShaderResources(0, 1, texture);
#endregion
#region Pixel Constant Shader
// Lock the pixel constant buffer so it can be written to.
deviceContext.MapSubresource(ConstantPixelBuffer, MapMode.WriteDiscard, SharpDX.Direct3D11.MapFlags.None, out mappedResource);
// Copy the matrices into the constant buffer.
var pixelBuffer = new PixelBuffer()
{
pixelColour = pixelColor
};
mappedResource.Write(pixelBuffer);
// Unlock the constant buffer.
deviceContext.UnmapSubresource(ConstantPixelBuffer, 0);
// Set the position of the constant buffer in the vertex shader.
bufferNumber = 0;
// Finally set the constant buffer in the vertex shader with the updated values.
deviceContext.PixelShader.SetConstantBuffer(bufferNumber, ConstantPixelBuffer);
#endregion
return(true);
}
catch (Exception)
{
return(false);
}
}
