void GenerateIfRequired()
{
if (_buffer != null)
{
return;
}
// TODO: To use Immutable resources we would need to delay creation of
// the Buffer until SetData() and recreate them if set more than once.
var accessflags = SharpDX.Direct3D11.CpuAccessFlags.None;
var usage = SharpDX.Direct3D11.ResourceUsage.Default;
if (_isDynamic)
{
accessflags |= SharpDX.Direct3D11.CpuAccessFlags.Write;
usage = SharpDX.Direct3D11.ResourceUsage.Dynamic;
}
_buffer = new SharpDX.Direct3D11.Buffer(GraphicsDevice._d3dDevice,
VertexDeclaration.VertexStride * VertexCount,
usage,
SharpDX.Direct3D11.BindFlags.VertexBuffer,
accessflags,
SharpDX.Direct3D11.ResourceOptionFlags.None,
0 // StructureSizeInBytes
);
_binding = new SharpDX.Direct3D11.VertexBufferBinding(_buffer, VertexDeclaration.VertexStride, 0);
}
/// <summary>
/// Renders one frame using the vertex and pixel shaders.
/// On devices that do not support the D3D11_FEATURE_D3D11_OPTIONS3::
/// VPAndRTArrayIndexFromAnyShaderFeedingRasterizer optional feature,
/// a pass-through geometry shader is also used to set the render
/// target array index.
/// </summary>
public void Render()
{
// Loading is asynchronous. Resources must be created before drawing can occur.
if (!this.loadingComplete)
{
return;
}
var context = this.deviceResources.D3DDeviceContext;
// Each vertex is one instance of the VertexPositionColor struct.
int stride = SharpDX.Utilities.SizeOf <VertexPositionTexture>();
int offset = 0;
var bufferBinding = new SharpDX.Direct3D11.VertexBufferBinding(this.vertexBuffer, stride, offset);
context.InputAssembler.SetVertexBuffers(0, bufferBinding);
context.InputAssembler.SetIndexBuffer(
this.indexBuffer,
SharpDX.DXGI.Format.R32_UInt, // Each index is one 16-bit unsigned integer (short).
0);
context.InputAssembler.PrimitiveTopology = SharpDX.Direct3D.PrimitiveTopology.TriangleList;
context.InputAssembler.InputLayout = this.inputLayout;
// Attach the vertex shader.
context.VertexShader.SetShader(this.vertexShader, null, 0);
// Apply the model constant buffer to the vertex shader.
context.VertexShader.SetConstantBuffers(0, this.modelConstantBuffer);
if (!this.usingVprtShaders)
{
// On devices that do not support the D3D11_FEATURE_D3D11_OPTIONS3::
// VPAndRTArrayIndexFromAnyShaderFeedingRasterizer optional feature,
// a pass-through geometry shader is used to set the render target
// array index.
context.GeometryShader.SetShader(this.geometryShader, null, 0);
}
// Attach the pixel shader.
context.PixelShader.SetShader(this.pixelShader, null, 0);
lock (thisLock)
{
context.PixelShader.SetShaderResources(0, 1, m_textureView);
context.PixelShader.SetSamplers(0, 1, m_quadTextureSamplerState);
// Draw the objects.
context.DrawIndexedInstanced(
indexCount, // Index count per instance.
2, // Instance count.
0, // Start index location.
0, // Base vertex location.
0 // Start instance location.
);
}
}
public void Render()
{
if (!loadingFinished || !physicalCamera.Ready)
{
return;
}
var device = deviceResources.D3DDevice;
var context = deviceResources.D3DDeviceContext;
int stride = SharpDX.Utilities.SizeOf <VertexPositionUV>();
int offset = 0;
var bufferBinding = new SharpDX.Direct3D11.VertexBufferBinding(vertexBuffer, stride, offset);
context.InputAssembler.SetVertexBuffers(0, bufferBinding);
context.InputAssembler.SetIndexBuffer(indexBuffer, SharpDX.DXGI.Format.R16_UInt, 0);
context.InputAssembler.PrimitiveTopology = SharpDX.Direct3D.PrimitiveTopology.TriangleList;
context.InputAssembler.InputLayout = inputLayout;
context.VertexShader.SetShader(vertexShader, null, 0);
context.VertexShader.SetConstantBuffers(0, modelConstantBuffer);
context.PixelShader.SetShader(pixelShader, null, 0);
var cameraTexture = physicalCamera.AcquireTexture();
if (cameraTexture == null)
{
return;
}
var luminanceView = new SharpDX.Direct3D11.ShaderResourceView(device, cameraTexture, new SharpDX.Direct3D11.ShaderResourceViewDescription()
{
Format = SharpDX.DXGI.Format.R8_UInt,
Dimension = SharpDX.Direct3D.ShaderResourceViewDimension.Texture2D,
Texture2D = new SharpDX.Direct3D11.ShaderResourceViewDescription.Texture2DResource()
{
MipLevels = 1
}
});
var chrominanceView = new SharpDX.Direct3D11.ShaderResourceView(device, cameraTexture, new SharpDX.Direct3D11.ShaderResourceViewDescription()
{
Format = SharpDX.DXGI.Format.R8G8_UInt,
Dimension = SharpDX.Direct3D.ShaderResourceViewDimension.Texture2D,
Texture2D = new SharpDX.Direct3D11.ShaderResourceViewDescription.Texture2DResource()
{
MipLevels = 1
}
});
context.PixelShader.SetShaderResource(0, luminanceView);
context.PixelShader.SetShaderResource(1, chrominanceView);
context.DrawIndexedInstanced(6, 2, 0, 0, 0);
luminanceView.Dispose();
chrominanceView.Dispose();
physicalCamera.ReleaseTexture();
}
/// <summary>
/// The GraphicsDevice is resetting, so GPU resources must be recreated.
/// </summary>
internal protected override void GraphicsDeviceResetting()
{
#if OPENGL
vbo = 0;
#endif
#if DIRECTX
_binding = new SharpDX.Direct3D11.VertexBufferBinding();
SharpDX.Utilities.Dispose(ref _buffer);
#endif
}
protected VertexBuffer(GraphicsDevice graphicsDevice, VertexDeclaration vertexDeclaration, int vertexCount, BufferUsage bufferUsage, bool dynamic)
{
if (graphicsDevice == null)
{
throw new ArgumentNullException("Graphics Device Cannot Be null");
}
this.GraphicsDevice = graphicsDevice;
this.VertexDeclaration = vertexDeclaration;
this.VertexCount = vertexCount;
this.BufferUsage = bufferUsage;
// Make sure the graphics device is assigned in the vertex declaration.
if (vertexDeclaration.GraphicsDevice != graphicsDevice)
{
vertexDeclaration.GraphicsDevice = graphicsDevice;
}
_isDynamic = dynamic;
#if DIRECTX
// TODO: To use Immutable resources we would need to delay creation of
// the Buffer until SetData() and recreate them if set more than once.
var accessflags = SharpDX.Direct3D11.CpuAccessFlags.None;
var usage = SharpDX.Direct3D11.ResourceUsage.Default;
if (dynamic)
{
accessflags |= SharpDX.Direct3D11.CpuAccessFlags.Write;
usage = SharpDX.Direct3D11.ResourceUsage.Dynamic;
}
_buffer = new SharpDX.Direct3D11.Buffer(graphicsDevice._d3dDevice,
vertexDeclaration.VertexStride * vertexCount,
usage,
SharpDX.Direct3D11.BindFlags.VertexBuffer,
accessflags,
SharpDX.Direct3D11.ResourceOptionFlags.None,
0 // StructureSizeInBytes
);
_binding = new SharpDX.Direct3D11.VertexBufferBinding(_buffer, VertexDeclaration.VertexStride, 0);
#elif PSM
//Do nothing, we cannot create the storage array yet
#else
Threading.BlockOnUIThread(GenerateIfRequired);
#endif
}
public void SetVertexBuffer(GpuBuffer buffer)
{
//set vertex buffer to input stage
//test if the buffer can be set
Debug.Assert(GpuConvert.HasBindUsage(buffer.ResourceInfo.BindUsage, GpuBindUsage.VertexBufferr) == true);
//create buffer binding
var bufferBinding = new SharpDX.Direct3D11.VertexBufferBinding(
buffer.Resource as SharpDX.Direct3D11.Buffer,
buffer.ElementSize, 0);
//set vertex buffer
ImmediateContext.InputAssembler.SetVertexBuffers(0, bufferBinding);
}
/// <summary>
/// Renders one frame using the vertex and pixel shaders.
/// On devices that do not support the D3D11_FEATURE_D3D11_OPTIONS3::
/// VPAndRTArrayIndexFromAnyShaderFeedingRasterizer optional feature,
/// a pass-through geometry shader is also used to set the render
/// target array index.
/// </summary>
public void Render()
{
// Loading is asynchronous. Resources must be created before drawing can occur.
if (!loadingComplete)
{
return;
}
var context = deviceResources.D3DDeviceContext;
// Each vertex is one instance of the VertexPositionColor struct.
int stride = SharpDX.Utilities.SizeOf <VertexPositionColor>();
int offset = 0;
var bufferBinding = new SharpDX.Direct3D11.VertexBufferBinding(vertexBuffer, stride, offset);
context.InputAssembler.SetVertexBuffers(0, bufferBinding);
context.InputAssembler.SetIndexBuffer(
indexBuffer,
SharpDX.DXGI.Format.R16_UInt, // Each index is one 16-bit unsigned integer (short).
0);
context.InputAssembler.PrimitiveTopology = SharpDX.Direct3D.PrimitiveTopology.TriangleList;
context.InputAssembler.InputLayout = inputLayout;
// Attach the vertex shader.
context.VertexShader.SetShader(vertexShader, null, 0);
// Apply the model constant buffer to the vertex shader.
context.VertexShader.SetConstantBuffers(0, modelConstantBuffer);
// Attach the pixel shader.
context.PixelShader.SetShader(pixelShader, null, 0);
// Draw the objects.
context.DrawIndexedInstanced(
indexCount, // Index count per instance.
2, // Instance count.
0, // Start index location.
0, // Base vertex location.
0 // Start instance location.
);
}
protected VertexBuffer(GraphicsDevice graphicsDevice, VertexDeclaration vertexDeclaration, int vertexCount, BufferUsage bufferUsage, bool dynamic)
{
if (graphicsDevice == null)
{
throw new ArgumentNullException("Graphics Device Cannot Be null");
}
this.graphicsDevice = graphicsDevice;
this.VertexDeclaration = vertexDeclaration;
this.VertexCount = vertexCount;
this.BufferUsage = bufferUsage;
// Make sure the graphics device is assigned in the vertex declaration.
if (vertexDeclaration.GraphicsDevice != graphicsDevice)
{
vertexDeclaration.GraphicsDevice = graphicsDevice;
}
_isDynamic = dynamic;
#if DIRECTX
// TODO: To use Immutable resources we would need to delay creation of
// the Buffer until SetData() and recreate them if set more than once.
var accessflags = SharpDX.Direct3D11.CpuAccessFlags.None;
var usage = SharpDX.Direct3D11.ResourceUsage.Default;
if (dynamic)
{
accessflags |= SharpDX.Direct3D11.CpuAccessFlags.Write;
usage = SharpDX.Direct3D11.ResourceUsage.Dynamic;
}
_buffer = new SharpDX.Direct3D11.Buffer(graphicsDevice._d3dDevice,
vertexDeclaration.VertexStride * vertexCount,
usage,
SharpDX.Direct3D11.BindFlags.VertexBuffer,
accessflags,
SharpDX.Direct3D11.ResourceOptionFlags.None,
0 // StructureSizeInBytes
);
_binding = new SharpDX.Direct3D11.VertexBufferBinding(_buffer, VertexDeclaration.VertexStride, 0);
#elif PSS
//Do nothing, we cannot create the storage array yet
#else
Threading.BlockOnUIThread(() =>
{
//GLExt.Oes.GenVertexArrays(1, out this.vao);
//GLExt.Oes.BindVertexArray(this.vao);
#if IPHONE || ANDROID
GL.GenBuffers(1, ref this.vbo);
#else
GL.GenBuffers(1, out this.vbo);
#endif
GraphicsExtensions.CheckGLError();
GL.BindBuffer(BufferTarget.ArrayBuffer, this.vbo);
GraphicsExtensions.CheckGLError();
GL.BufferData(BufferTarget.ArrayBuffer,
new IntPtr(vertexDeclaration.VertexStride * vertexCount), IntPtr.Zero,
dynamic ? BufferUsageHint.StreamDraw : BufferUsageHint.StaticDraw);
GraphicsExtensions.CheckGLError();
});
#endif
}
public void MakeSphere(SharpDX.Direct3D11.Device d3dDevice)
{
// Layout from VertexShader input signature
texture = Texture11.FromFile(d3dDevice, "earthMap.jpg");
uint[] indexes = new uint[subDivisionsX * subDivisionsY * 6];
float[] verts = new float[((subDivisionsX + 1) * (subDivisionsY + 1)) * 6];
double lat, lng;
uint index = 0;
double latMin = 90;
double latMax = -90;
double lngMin = -180;
double lngMax = 180;
uint x1, y1;
double latDegrees = latMax - latMin;
double lngDegrees = lngMax - lngMin;
double textureStepX = 1.0f / subDivisionsX;
double textureStepY = 1.0f / subDivisionsY;
for (y1 = 0; y1 <= subDivisionsY; y1++)
{
if (y1 != subDivisionsY)
{
lat = latMax - (textureStepY * latDegrees * (double)y1);
}
else
{
lat = latMin;
}
for (x1 = 0; x1 <= subDivisionsX; x1++)
{
if (x1 != subDivisionsX)
{
lng = lngMin + (textureStepX * lngDegrees * (double)x1);
}
else
{
lng = lngMax;
}
index = (y1 * (subDivisionsX + 1) + x1) * 6;
GeoTo3d(verts, (int)index, lat, lng);
}
}
triangleCount = (subDivisionsX) * (subDivisionsY) * 2;
for (y1 = 0; y1 < subDivisionsY; y1++)
{
for (x1 = 0; x1 < subDivisionsX; x1++)
{
index = (y1 * subDivisionsX * 6) + 6 * x1;
// First triangle in quad
indexes[index] = (y1 * (subDivisionsX + 1) + x1);
indexes[index + 1] = ((y1 + 1) * (subDivisionsX + 1) + x1);
indexes[index + 2] = (y1 * (subDivisionsX + 1) + (x1 + 1));
// Second triangle in quad
indexes[index + 3] = (y1 * (subDivisionsX + 1) + (x1 + 1));
indexes[index + 4] = ((y1 + 1) * (subDivisionsX + 1) + x1);
indexes[index + 5] = ((y1 + 1) * (subDivisionsX + 1) + (x1 + 1));
}
}
vertices = SharpDX.Direct3D11.Buffer.Create(d3dDevice, SharpDX.Direct3D11.BindFlags.VertexBuffer, verts);
vertexBufferBinding = new SharpDX.Direct3D11.VertexBufferBinding(vertices, sizeof(float) * 6, 0);
indexBuffer = SharpDX.Direct3D11.Buffer.Create(d3dDevice, SharpDX.Direct3D11.BindFlags.IndexBuffer, indexes);
}
private void PlatformGraphicsDeviceResetting()
{
_binding = new SharpDX.Direct3D11.VertexBufferBinding();
SharpDX.Utilities.Dispose(ref _buffer);
}
