internal ImageBuffer(SU.TextureRef suTextureRef)
{
SU.ImageRepRef suImageRepRef = new SU.ImageRepRef();
SU.ImageRepCreate(suImageRepRef);
// This gets either the non-colorized image, if the texture
// is not colorized, or else a colorized version.
// TODO: Find out how the HLS deltas work. Note that the
// ability to colorize is SketchUp-specific.
SU.TextureGetColorizedImageRep(suTextureRef, suImageRepRef);
SU.ImageRepGetPixelDimensions(suImageRepRef, out width, out height);
SU.ImageRepGetRowPadding(suImageRepRef, out rowPadding);
SU.ImageRepGetDataSize(suImageRepRef, out dataSize, out bitsPerPixel);
bytesPerPixel = bitsPerPixel / bitsPerByte;
// Check for a match.
if (dataSize != height * (width * bytesPerPixel + rowPadding))
{
throw new System.Exception("Data size of ImageRep conflicts with dimensions.");
}
pixelData = new byte[dataSize];
SU.ImageRepGetData(suImageRepRef, dataSize, pixelData);
}
internal Material(SU.MaterialRef suMaterialRef)
{
// Get the name.
SU.StringRef suStringRef = new SU.StringRef();
SU.StringCreate(suStringRef);
SU.MaterialGetNameLegacyBehavior(suMaterialRef, suStringRef);
Name = Convert.ToStringAndRelease(suStringRef);
// Get the types.
SU.MaterialGetType(suMaterialRef, out suMaterialType);
SU.MaterialGetColorizeType(suMaterialRef, out suMaterialColorizeType);
// Get the color and/or texture.
SU.Color suColor;
SU.TextureRef suTextureRef;
switch (suMaterialType)
{
case SU.MaterialType_Colored:
SU.MaterialGetColor(suMaterialRef, out suColor);
Color = new Color(suColor);
break;
case SU.MaterialType_Textured:
suTextureRef = new SU.TextureRef();
SU.MaterialGetTexture(suMaterialRef, suTextureRef);
Texture = new Texture(suTextureRef);
break;
case SU.MaterialType_ColorizedTexture:
SU.MaterialGetColor(suMaterialRef, out suColor);
Color = new Color(suColor);
suTextureRef = new SU.TextureRef();
SU.MaterialGetTexture(suMaterialRef, suTextureRef);
Texture = new Texture(suTextureRef);
break;
default:
throw new Exception($"Unknown material type = {suMaterialType}");
}
}
/// <summary>
/// Load a texture from an image file, specifying its scale.
/// </summary>
/// <param name="filename"></param>
/// <param name="xScale"></param>
/// <param name="yScale"></param>
public Texture(string filename, double xScale, double yScale)
{
SU.TextureRef textureRef = new SU.TextureRef();
SU.TextureCreateFromFile(textureRef, filename, xScale, yScale);
imageBuffer = new ImageBuffer(textureRef);
SU.TextureRelease(textureRef);
}
internal void Pack()
{
SU.ImageRepRef suImageRepRef = new SU.ImageRepRef();
SU.ImageRepCreate(suImageRepRef);
SU.ImageRepSetData(
suImageRepRef,
imageBuffer.width,
imageBuffer.height,
imageBuffer.bitsPerPixel,
imageBuffer.rowPadding,
imageBuffer.pixelData);
textureRef = new SU.TextureRef();
SU.TextureCreateFromImageRep(textureRef, suImageRepRef);
}
public override void Run(string path)
{
SU.EntitiesRef entities = SUHelper.Initialize();
SU.GeometryInputRef geometry = new SU.GeometryInputRef();
SU.GeometryInputCreate(geometry);
foreach (SU.Point3D p in points)
{
SU.Point3D pc = p;
pc.x *= SU.MetersToInches;
pc.y *= SU.MetersToInches;
pc.z *= SU.MetersToInches;
SU.GeometryInputAddVertex(geometry, pc);
}
SU.LoopInputRef loop = new SU.LoopInputRef();
SU.LoopInputCreate(loop);
SU.LoopInputAddVertexIndex(loop, 0);
SU.LoopInputAddVertexIndex(loop, 1);
SU.LoopInputAddVertexIndex(loop, 2);
SU.LoopInputAddVertexIndex(loop, 3);
long faceIndex;
SU.GeometryInputAddFace(geometry, loop, out faceIndex);
SU.MaterialRef material = new SU.MaterialRef();
SU.MaterialCreate(material);
SU.MaterialSetName(material, "Placeholder");
SU.TextureRef texture = new SU.TextureRef();
SU.TextureCreateFromFile(
texture,
"PlaceHolderRGBY.png",
SU.MetersToInches,
SU.MetersToInches);
SU.MaterialSetTexture(material, texture);
SU.MaterialInput materialInput = new SU.MaterialInput();
materialInput.materialRef = material;
materialInput.numUVCoords = 4;
materialInput.materialRef = material;
materialInput.SetUVCoords(
new SU.Point2D(0, 0),
new SU.Point2D(1, 0),
new SU.Point2D(1, .5),
new SU.Point2D(0, .5));
materialInput.SetVertexIndices(0, 1, 2, 3);
SU.GeometryInputFaceSetFrontMaterial(geometry, faceIndex, materialInput);
loop = new SU.LoopInputRef();
SU.LoopInputCreate(loop);
SU.LoopInputAddVertexIndex(loop, 3);
SU.LoopInputAddVertexIndex(loop, 2);
SU.LoopInputAddVertexIndex(loop, 4);
SU.LoopInputAddVertexIndex(loop, 5);
SU.GeometryInputAddFace(geometry, loop, out faceIndex);
materialInput = new SU.MaterialInput();
materialInput.materialRef = material;
materialInput.numUVCoords = 4;
materialInput.materialRef = material;
materialInput.SetUVCoords(
new SU.Point2D(0, .5),
new SU.Point2D(1, .5),
new SU.Point2D(1, 1),
new SU.Point2D(0, 1));
materialInput.SetVertexIndices(3, 2, 4, 5);
SU.GeometryInputFaceSetFrontMaterial(geometry, faceIndex, materialInput);
SU.EntitiesFill(entities, geometry, true);
SUHelper.Finalize(path + @"\TwoQuadsSeamslessTexture.skp");
}
internal Texture(SU.TextureRef textureRef)
{
imageBuffer = new ImageBuffer(textureRef);
}
public override void Run(string path)
{
SU.Initialize();
try
{
SU.ImageRepRef suImageRepRef = new SU.ImageRepRef();
SU.ImageRepCreate(suImageRepRef);
SU.ImageRepLoadFile(suImageRepRef, "PlaceHolderRGBY.png");
long width;
long height;
SU.ImageRepGetPixelDimensions(suImageRepRef, out width, out height);
Console.WriteLine("IMAGE IS {0} x {1}", width, height);
long padding;
SU.ImageRepGetRowPadding(suImageRepRef, out padding);
Console.WriteLine("PADDING IS {0}", padding);
long dataSize;
long bitsPerPixel;
SU.ImageRepGetDataSize(suImageRepRef, out dataSize, out bitsPerPixel);
Console.WriteLine("DATASIZE = {0}, BPP = {1}", dataSize, bitsPerPixel);
byte[] pixels = new byte[dataSize];
SU.ImageRepGetData(suImageRepRef, dataSize, pixels);
long center = 4 * ((height / 2) * (width + padding) + width / 2);
Console.WriteLine("CENTER PIXEL = [{0}, {1}, {2}, {3}]",
pixels[center],
pixels[center + 1],
pixels[center + 2],
pixels[center + 3]);
SU.TextureRef suTextureRef = new SU.TextureRef();
SU.TextureCreateFromImageRep(suTextureRef, suImageRepRef);
SU.TextureWriteToFile(suTextureRef, path + @"\TextureCopy.png");
SU.TextureRelease(suTextureRef);
SU.ColorOrder suColorOrder = SU.GetColorOrder();
Console.WriteLine(
"RED INDEX = {0}\n" +
"GRN INDEX = {1}\n" +
"BLU INDEX = {2}\n" +
"ALF INDEX = {3}",
suColorOrder.redIndex,
suColorOrder.greenIndex,
suColorOrder.blueIndex,
suColorOrder.alphaIndex);
SU.ImageRepRelease(suImageRepRef);
}
catch (Exception e)
{
Console.WriteLine("EXCEPTION: {0}", e.Message);
}
finally
{
SU.Terminate();
}
}
