static void Main()
{
if (!SharpDevice.IsDirectX11Supported())
{
System.Windows.Forms.MessageBox.Show("DirectX11 Not Supported");
return;
}
RenderForm form = new RenderForm();
form.Text = "Tutorial 19: Adaptive Tesselation";
SharpFPS fpsCounter = new SharpFPS();
using (SharpDevice device = new SharpDevice(form))
{
InputElement[] description = new InputElement[]
{
new InputElement("POSITION", 0, SharpDX.DXGI.Format.R32G32B32_Float, 0, 0),
new InputElement("TEXCOORD", 0, SharpDX.DXGI.Format.R32G32_Float, 12, 0),
};
SharpShader shader = new SharpShader(device, "../../Shader.hlsl",
new SharpShaderDescription()
{
VertexShaderFunction = "VSMain",
PixelShaderFunction = "PSMain",
DomainShaderFunction = "DSMain",
HullShaderFunction = "HSMain"
}, description);
int seqX = 64;
int seqY = 64;
float size = 100;
float sizeW = seqX * size;
float sizeH = seqY * size;
TessellationVertex[] vertices = new TessellationVertex[4356];
int[] indices = new int[63504];
int k = 0;
for (int y = -1; y < seqY + 1; y++)
{
for (int x = -1; x < seqX + 1; x++)
{
float vX = x * size - (seqX / 2.0F) * size;
float vY = y * size - (seqY / 2.0F) * size;
float vZ = 0;
TessellationVertex v = new TessellationVertex(vX, vY, vZ, x / 4.0F, y / 4.0F);
vertices[k] = v;
k++;
}
}
//indici
k = 0;
for (int y = 0; y < seqY - 1; y++)
{
for (int x = 0; x < seqX - 1; x++)
{
int startX = x + 1;
int startY = y + 1;
for (int j = -1; j < 3; j++)
{
for (int i = -1; i < 3; i++)
{
indices[k] = (i + startX + (seqX + 2) * (j + startY));
k++;
}
}
}
}
SharpMesh mesh = SharpMesh.Create <TessellationVertex>(device, vertices, indices);
string path = @"../../../Models/adaptive_tess/";
ShaderResourceView diffuseMap = device.LoadTextureFromFile(path + "D.dds");
ShaderResourceView normalMap = device.LoadTextureFromFile(path + "N.dds");
ShaderResourceView heightMap = device.LoadTextureFromFile(path + "H.dds");
Buffer11 buffer = shader.CreateBuffer <SceneData>();
fpsCounter.Reset();
float angle = 3.14F;
float distance = 1200;
float heightPos = 500;
form.KeyDown += (sender, e) =>
{
switch (e.KeyCode)
{
case Keys.A:
distance -= 5;
if (distance < 100)
{
distance = 100;
}
break;
case Keys.Z:
distance += 5;
if (distance > 2000)
{
distance = 2000;
}
break;
case Keys.Up:
heightPos--;
if (heightPos < 50)
{
heightPos = 50;
}
break;
case Keys.Down:
heightPos++;
if (heightPos > 800)
{
heightPos = 800;
}
break;
case Keys.Left:
angle -= 0.01F;
break;
case Keys.Right:
angle += 0.01F;
break;
case Keys.W:
device.SetWireframeRasterState();
break;
case Keys.S:
device.SetDefaultRasterState();
break;
}
};
//main loop
RenderLoop.Run(form, () =>
{
//Resizing
if (device.MustResize)
{
device.Resize();
}
//apply states
device.UpdateAllStates();
//clear color
device.Clear(Color.CornflowerBlue);
//Set matrices
float ratio = (float)form.ClientRectangle.Width / (float)form.ClientRectangle.Height;
Vector3 vAt = new Vector3((float)Math.Cos(angle) * distance, (float)Math.Sin(angle) * distance, heightPos);
Vector3 vTo = new Vector3(0, 0, 0);
Vector3 vUp = new Vector3(0, 0, 1);
Matrix view = Matrix.LookAtLH(vAt, vTo, vUp);
Matrix proj = Matrix.PerspectiveFovLH(3.14F / 3.0F, ratio, 1.0F, 50000);
Vector3 lightDir = new Vector3(1, 0, -2);
lightDir.Normalize();
Matrix WVP = view * proj;
WVP.Transpose();
//update constant buffer
SceneData data = new SceneData()
{
Transform = WVP,
LightDirection = new Vector4(lightDir, 0),
ViewAt = new Vector4(vAt, 0)
};
device.UpdateData <SceneData>(buffer, data);
//pass constant buffer to shader
device.DeviceContext.VertexShader.SetConstantBuffer(0, buffer);
device.DeviceContext.PixelShader.SetConstantBuffer(0, buffer);
device.DeviceContext.HullShader.SetConstantBuffer(0, buffer);
device.DeviceContext.DomainShader.SetConstantBuffer(0, buffer);
//set map to shader
device.DeviceContext.DomainShader.SetShaderResource(0, heightMap);
device.DeviceContext.PixelShader.SetShaderResource(0, diffuseMap);
device.DeviceContext.PixelShader.SetShaderResource(1, normalMap);
//apply shader
shader.Apply();
//draw mesh
mesh.DrawPatch(SharpDX.Direct3D.PrimitiveTopology.PatchListWith16ControlPoints);
//begin drawing text
device.Font.Begin();
//draw string
fpsCounter.Update();
device.Font.DrawString("FPS: " + fpsCounter.FPS, 0, 0);
device.Font.DrawString("Presso Up,Down,Left,Right,A,Z to move camera", 0, 20);
device.Font.DrawString("Presso W and S to Switch to Wireframe", 0, 40);
//flush text to view
device.Font.End();
//present
device.Present();
});
}
}
static void Main()
{
if (!SharpDevice.IsDirectX11Supported())
{
System.Windows.Forms.MessageBox.Show("DirectX11 Not Supported");
return;
}
RenderForm form = new RenderForm();
form.Text = "Tutorial 19: Adaptive Tesselation";
SharpFPS fpsCounter = new SharpFPS();
using (SharpDevice device = new SharpDevice(form))
{
SharpBatch font = new SharpBatch(device, "textfont.dds");
InputElement[] description = new InputElement[]
{
new InputElement("POSITION",0,SharpDX.DXGI.Format.R32G32B32_Float,0,0),
new InputElement("TEXCOORD",0,SharpDX.DXGI.Format.R32G32_Float,12,0),
};
SharpShader shader = new SharpShader(device, "../../Shader.hlsl",
new SharpShaderDescription()
{
VertexShaderFunction = "VSMain",
PixelShaderFunction = "PSMain",
DomainShaderFunction = "DSMain",
HullShaderFunction = "HSMain"
}, description);
int seqX = 64;
int seqY = 64;
float size = 100;
float sizeW = seqX * size;
float sizeH = seqY * size;
TessellationVertex[] vertices = new TessellationVertex[4356];
int[] indices = new int[63504];
int k = 0;
for (int y = -1; y < seqY + 1; y++)
{
for (int x = -1; x < seqX + 1; x++)
{
float vX = x * size - (seqX / 2.0F) * size;
float vY = y * size - (seqY / 2.0F) * size;
float vZ = 0;
TessellationVertex v = new TessellationVertex(vX, vY, vZ, x / 4.0F, y / 4.0F);
vertices[k] = v;
k++;
}
}
//indici
k = 0;
for (int y = 0; y < seqY - 1; y++)
{
for (int x = 0; x < seqX - 1; x++)
{
int startX = x + 1;
int startY = y + 1;
for (int j = -1; j < 3; j++)
{
for (int i = -1; i < 3; i++)
{
indices[k] = (i + startX + (seqX + 2) * (j + startY));
k++;
}
}
}
}
SharpMesh mesh = SharpMesh.Create<TessellationVertex>(device, vertices, indices);
string path = @"../../../Models/adaptive_tess/";
ShaderResourceView diffuseMap = ShaderResourceView.FromFile(device.Device, path + "D.dds");
ShaderResourceView normalMap = ShaderResourceView.FromFile(device.Device, path + "N.dds");
ShaderResourceView heightMap = ShaderResourceView.FromFile(device.Device, path + "H.dds");
Buffer11 buffer = shader.CreateBuffer<SceneData>();
fpsCounter.Reset();
float angle = 3.14F;
float distance = 1200;
float heightPos = 500;
form.KeyDown += (sender, e) =>
{
switch (e.KeyCode)
{
case Keys.A:
distance -= 5;
if (distance < 100) distance = 100;
break;
case Keys.Z:
distance += 5;
if (distance > 2000) distance = 2000;
break;
case Keys.Up:
heightPos--;
if (heightPos < 50) heightPos = 50;
break;
case Keys.Down:
heightPos++;
if (heightPos > 800) heightPos = 800;
break;
case Keys.Left:
angle -= 0.01F;
break;
case Keys.Right:
angle += 0.01F;
break;
case Keys.W:
device.SetWireframeRasterState();
break;
case Keys.S:
device.SetDefaultRasterState();
break;
}
};
//main loop
RenderLoop.Run(form, () =>
{
//Resizing
if (device.MustResize)
{
device.Resize();
font.Resize();
}
//apply states
device.UpdateAllStates();
//clear color
device.Clear(Color.CornflowerBlue);
//Set matrices
float ratio = (float)form.ClientRectangle.Width / (float)form.ClientRectangle.Height;
Vector3 vAt = new Vector3((float)Math.Cos(angle) * distance, (float)Math.Sin(angle) * distance, heightPos);
Vector3 vTo = new Vector3(0, 0, 0);
Vector3 vUp = new Vector3(0, 0, 1);
Matrix view = Matrix.LookAtLH(vAt, vTo, vUp);
Matrix proj = Matrix.PerspectiveFovLH(3.14F / 3.0F, ratio, 1.0F, 50000);
Vector3 lightDir = new Vector3(1, 0, -2);
lightDir.Normalize();
Matrix WVP = view * proj;
WVP.Transpose();
//update constant buffer
SceneData data = new SceneData()
{
Transform = WVP,
LightDirection = new Vector4(lightDir, 0),
ViewAt = new Vector4(vAt, 0)
};
device.UpdateData<SceneData>(buffer, data);
//pass constant buffer to shader
device.DeviceContext.VertexShader.SetConstantBuffer(0, buffer);
device.DeviceContext.PixelShader.SetConstantBuffer(0, buffer);
device.DeviceContext.HullShader.SetConstantBuffer(0, buffer);
device.DeviceContext.DomainShader.SetConstantBuffer(0, buffer);
//set map to shader
device.DeviceContext.DomainShader.SetShaderResource(0, heightMap);
device.DeviceContext.PixelShader.SetShaderResource(0, diffuseMap);
device.DeviceContext.PixelShader.SetShaderResource(1, normalMap);
//apply shader
shader.Apply();
//draw mesh
mesh.DrawPatch(SharpDX.Direct3D.PrimitiveTopology.PatchListWith16ControlPoints);
//begin drawing text
font.Begin();
//draw string
fpsCounter.Update();
font.DrawString("FPS: " + fpsCounter.FPS, 0, 0, Color.White);
font.DrawString("Presso Up,Down,Left,Right,A,Z to move camera", 0, 20, Color.White);
font.DrawString("Presso W and S to Switch to Wireframe", 0, 40, Color.White);
//flush text to view
font.End();
//present
device.Present();
});
}
}
