public Renderer.Texture2D CreateTextureCube(Renderer.Device _Device)
{
if (m_Opts.m_type != ImageOptions.TYPE.TT_CUBIC)
{
throw new Exception("The image is not a cube map texture!");
}
ImageUtility.PIXEL_FORMAT textureFormat = ImageUtility.PIXEL_FORMAT.UNKNOWN;
ImageUtility.COMPONENT_FORMAT componentFormat;
m_Opts.m_format.GetEquivalentRendererFormat(out textureFormat, out componentFormat);
uint ArraySize = 6 * m_Opts.m_arraySize;
uint MipsCount = m_Opts.m_curNumLevels;
uint PixelSize = m_Opts.m_format.BitsCount >> 3;
List <Renderer.PixelsBuffer> Content = new List <Renderer.PixelsBuffer>();
for (uint SliceIndex = 0; SliceIndex < ArraySize; SliceIndex++)
{
for (uint MipLevelIndex = 0; MipLevelIndex < MipsCount; MipLevelIndex++)
{
ImageSlice Slice = m_Slices[MipLevelIndex * ArraySize + SliceIndex]; // Stupidly stored in reverse order!
Renderer.PixelsBuffer Pixels = new Renderer.PixelsBuffer((uint)(Slice.m_Width * Slice.m_Height * PixelSize));
Content.Add(Pixels);
using (BinaryWriter Writer = Pixels.OpenStreamWrite())
Writer.Write(Slice.m_Content);
}
}
Renderer.Texture2D Result = new Renderer.Texture2D(_Device, m_Opts.m_curWidth, m_Opts.m_curHeight, -6 * (int)m_Opts.m_arraySize, m_Opts.m_curNumLevels, textureFormat, componentFormat, false, false, Content.ToArray());
return(Result);
}
private void LoadHeightMap( System.IO.FileInfo _FileName )
{
try {
panelParameters.Enabled = false;
// Dispose of existing resources
if ( m_imageSourceHeight != null )
m_imageSourceHeight.Dispose();
m_imageSourceHeight = null;
if ( m_textureTarget_CPU != null )
m_textureTarget_CPU.Dispose();
m_textureTarget_CPU = null;
if ( m_textureTarget0 != null )
m_textureTarget0.Dispose();
m_textureTarget0 = null;
if ( m_textureTarget1 != null )
m_textureTarget1.Dispose();
m_textureTarget1 = null;
if ( m_textureSourceHeightMap != null )
m_textureSourceHeightMap.Dispose();
m_textureSourceHeightMap = null;
// Load the source image
// Assume it's in linear space
m_SourceFileName = _FileName;
m_imageSourceHeight = new ImageUtility.ImageFile( _FileName );
outputPanelInputHeightMap.Bitmap = m_imageSourceHeight.AsBitmap;
W = m_imageSourceHeight.Width;
H = m_imageSourceHeight.Height;
// Build the source texture
float4[] scanline = new float4[W];
Renderer.PixelsBuffer SourceHeightMap = new Renderer.PixelsBuffer( W*H*4 );
using ( System.IO.BinaryWriter Wr = SourceHeightMap.OpenStreamWrite() )
for ( uint Y=0; Y < H; Y++ ) {
m_imageSourceHeight.ReadScanline( Y, scanline );
for ( uint X=0; X < W; X++ ) {
Wr.Write( scanline[X].y );
}
}
m_textureSourceHeightMap = new Renderer.Texture2D( m_device, W, H, 1, 1, Renderer.PIXEL_FORMAT.R32_FLOAT, false, false, new Renderer.PixelsBuffer[] { SourceHeightMap } );
// Build the target UAV & staging texture for readback
m_textureTarget0 = new Renderer.Texture2D( m_device, W, H, 1, 1, Renderer.PIXEL_FORMAT.R32_FLOAT, false, true, null );
m_textureTarget1 = new Renderer.Texture2D( m_device, W, H, 1, 1, Renderer.PIXEL_FORMAT.R32_FLOAT, false, true, null );
m_textureTarget_CPU = new Renderer.Texture2D( m_device, W, H, 1, 1, Renderer.PIXEL_FORMAT.R32_FLOAT, true, false, null );
panelParameters.Enabled = true;
buttonGenerate.Focus();
} catch ( Exception _e ) {
MessageBox( "An error occurred while opening the image:\n\n", _e );
}
}
private void LoadNormalMap( System.IO.FileInfo _FileName )
{
try {
// Dispose of existing resources
if ( m_imageSourceNormal != null )
m_imageSourceNormal.Dispose();
m_imageSourceNormal = null;
if ( m_TextureSourceNormal != null )
m_TextureSourceNormal.Dispose();
m_TextureSourceNormal = null;
// Load the source image
// Assume it's in linear space (all normal maps should be in linear space, with the default value being (0.5, 0.5, 1))
m_imageSourceNormal = new ImageUtility.ImageFile( _FileName );
imagePanelNormalMap.Bitmap = m_imageSourceNormal.AsBitmap;
uint W = m_imageSourceNormal.Width;
uint H = m_imageSourceNormal.Height;
// Build the source texture
float4[] scanline = new float4[W];
Renderer.PixelsBuffer SourceNormalMap = new Renderer.PixelsBuffer( W*H*4*4 );
using ( System.IO.BinaryWriter Wr = SourceNormalMap.OpenStreamWrite() )
for ( int Y=0; Y < H; Y++ ) {
m_imageSourceNormal.ReadScanline( (uint) Y, scanline );
for ( int X=0; X < W; X++ ) {
float Nx = 2.0f * scanline[X].x - 1.0f;
float Ny = 1.0f - 2.0f * scanline[X].y;
float Nz = 2.0f * scanline[X].z - 1.0f;
Wr.Write( Nx );
Wr.Write( Ny );
Wr.Write( Nz );
Wr.Write( 1.0f );
}
}
m_TextureSourceNormal = new Renderer.Texture2D( m_device, W, H, 1, 1, Renderer.PIXEL_FORMAT.RGBA32_FLOAT, false, false, new Renderer.PixelsBuffer[] { SourceNormalMap } );
} catch ( Exception _e ) {
MessageBox( "An error occurred while opening the image:\n\n", _e );
}
}
private void clearNormalToolStripMenuItem_Click( object sender, EventArgs e )
{
if ( m_TextureSourceNormal != null )
m_TextureSourceNormal.Dispose();
m_TextureSourceNormal = null;
imagePanelNormalMap.Bitmap = null;
// Create the default, planar normal map
Renderer.PixelsBuffer SourceNormalMap = new Renderer.PixelsBuffer( 4*4 );
using ( System.IO.BinaryWriter Wr = SourceNormalMap.OpenStreamWrite() ) {
Wr.Write( 0.0f );
Wr.Write( 0.0f );
Wr.Write( 1.0f );
Wr.Write( 1.0f );
}
m_TextureSourceNormal = new Renderer.Texture2D( m_device, 1, 1, 1, 1, Renderer.PIXEL_FORMAT.RGBA32_FLOAT, false, false, new Renderer.PixelsBuffer[] { SourceNormalMap } );
}
