//-----------------------------------------------------------------------------
// Name: RenderFullScreenQuad()
// Desc: Render a quad at the specified tranformed depth
//-----------------------------------------------------------------------------
private void RenderFullScreenQuad(float fDepth)
{
ScreenVertex[] aVertices = new ScreenVertex[4];
SurfaceDescription pBackBufferSurfaceDesc = device.GetBackBuffer(0, 0, BackBufferType.Mono).Description;
aVertices[0].pos = new Vector4(-0.5f, -0.5f, fDepth, fDepth);
aVertices[1].pos = new Vector4((float)pBackBufferSurfaceDesc.Width - 0.5f, -0.5f, fDepth, fDepth);
aVertices[2].pos = new Vector4(-0.5f, (float)pBackBufferSurfaceDesc.Height - 0.5f, fDepth, fDepth);
aVertices[3].pos = new Vector4((float)pBackBufferSurfaceDesc.Width - 0.5f, (float)pBackBufferSurfaceDesc.Height - 0.5f, fDepth, fDepth);
aVertices[0].tCurr = new Vector2(0.0f, 0.0f);
aVertices[1].tCurr = new Vector2(1.0f, 0.0f);
aVertices[2].tCurr = new Vector2(0.0f, 1.0f);
aVertices[3].tCurr = new Vector2(1.0f, 1.0f);
for (int i = 0; i < 4; i++)
{
aVertices[i].tBack = aVertices[i].tCurr;
aVertices[i].tBack.X += (1.0f / (float)pBackBufferSurfaceDesc.Width);
aVertices[i].tBack.Y += (1.0f / (float)pBackBufferSurfaceDesc.Height);
aVertices[i].fSize = 0.0f;
}
device.VertexFormat = ScreenVertexFormat;
device.DrawUserPrimitives(PrimitiveType.TriangleStrip, 2, aVertices);
}
public void WriteScreenVertex(ScreenVertex v)
{
_stream.WriteFloat2(v.Position);
_stream.WriteFloat2(v.Texcoord);
_stream.WriteColor(v.Color);
}
private void RenderFullScreenQuad(float fDepth)
{
ScreenVertex[] aVertices = new ScreenVertex[4];
SurfaceDescription pBackBufferSurfaceDesc = device.GetBackBuffer(0, 0, BackBufferType.Left).Description;
aVertices[0].pos = new Vector4(-0.5f, -0.5f, fDepth, fDepth);
aVertices[1].pos = new Vector4(pBackBufferSurfaceDesc.Width - 0.5f, -0.5f, fDepth, fDepth);
aVertices[2].pos = new Vector4(-0.5f, pBackBufferSurfaceDesc.Height - 0.5f, fDepth, fDepth);
aVertices[3].pos = new Vector4(pBackBufferSurfaceDesc.Width - 0.5f, pBackBufferSurfaceDesc.Height - 0.5f, fDepth, fDepth);
aVertices[0].tCurr = new Vector2(0.0f, 0.0f);
aVertices[1].tCurr = new Vector2(1.0f, 0.0f);
aVertices[2].tCurr = new Vector2(0.0f, 1.0f);
aVertices[3].tCurr = new Vector2(1.0f, 1.0f);
for (int i = 0; i < 4; i++)
{
aVertices[i].tBack = aVertices[i].tCurr;
aVertices[i].tBack.X += (1.0f / pBackBufferSurfaceDesc.Width);
aVertices[i].tBack.Y += (1.0f / pBackBufferSurfaceDesc.Height);
aVertices[i].fSize = 0.0f;
}
device.VertexFormat = ScreenVertexFormat;
device.DrawUserPrimitives(PrimitiveType.TriangleStrip, 2, aVertices);
}
