// Save a photo and its location information to a file
public static void OnCapturedPhotoToMemory(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame frame)
{
// If photo was taken...
if (result.success)
{
Resolution camRes = Constants.Camera.CameraResolution();
// Generate blank texture canvas
Texture2D targetTexture = new Texture2D(
camRes.width, // Width of the texture
camRes.height, // Height of the texture
TextureFormat.BGRA32, // Format of the texture (Hololens image format)
false // Don't mipmap the texture
);
// Copy the raw image data into our target texture
frame.UploadImageDataToTexture(targetTexture);
// The image is flipped and MUST BE REORIENTED in a custom shader
targetTexture = FlipTexture.FlipHorizontal(targetTexture);
// Save the texture to a file
targetTexture.name = Constants.Names.TextureAutoName + Constants.Names.TextureAutoSuffixInt;
//SaveTexture.Save(targetTexture, RoomTexture.FileSuffixTypes.PNG, RoomTexture.RoomTextureFolderPath);
SaveTexture.Save(targetTexture, Constants.Suffixes.ImageSuffixTypes.PNG, Constants.Folders.RoomTextureFolderPath);
Destroy(targetTexture);
// Save the camera location information to a file
CameraLocation camLoc = new CameraLocation(frame);
CameraLocation.Save(camLoc, Constants.Camera.CameraLocationAutoName + Constants.Names.TextureAutoSuffixInt);
// Adjust the automatic tracker number for the texture/cameraLocation file
Constants.Names.TextureAutoSuffixInt++;
// Display to DisplayManager most recently saved photo and location
DisplayManager.UpdateDisplay(targetTexture, camLoc);
}
}
public static Texture2D AlphaClip(Texture2D tex)
{
// Safeguard against bad input
bool debug = Constants.DebugStrings.DebugFlag;
if (tex == null)
{
if (debug)
{
Debug.Log("AlphaClip() encountered a null texture.");
}
throw new System.Exception(Constants.ErrorStrings.NullTexture);
}
// Run method
if (debug)
{
// Display startup of method
Debug.Log("Starting AlphaClip() method.");
// Display texture info
if (tex != null)
{
Debug.Log("AlphaClip() received texture\n"
+ "\tName: " + tex.name + "\n"
+ "\tWidth: " + tex.width + "\n"
+ "\tHeight: " + tex.height + "\n");
}
}
// Texture format options limited because of Unity method
Texture2D clippedTex = new Texture2D(tex.width, tex.height, TextureFormat.RGBA32, false, false);
// Prevent texture from tiling in projector
clippedTex.wrapMode = TextureWrapMode.Clamp;
// Adjust the pixels
Color[] pixels = tex.GetPixels();
// Make horizontal edge pixels transparent
for (int i = 0; i < clippedTex.width; i++)
{
// Overwrite the bottom row of pixels
int bottomRowPixel = i;
pixels[bottomRowPixel] = new Color(
pixels[bottomRowPixel].r, // Same red
pixels[bottomRowPixel].g, // Same green
pixels[bottomRowPixel].b, // Same blue
0 // Make pixel transparent
);
// Overwrite the top row of pixels
int topRowPixel = clippedTex.width * (clippedTex.height - 1) + i;
pixels[topRowPixel] = new Color(
pixels[topRowPixel].r, // Same red
pixels[topRowPixel].g, // Same green
pixels[topRowPixel].b, // Same blue
0 // Make pixel transparent
);
}
// Make vertical edge pixels transparent
for (int j = 0; j < clippedTex.height; j++)
{
//Debug.Log("j = " + j + "; index = " + (j * tex.width + tex.width - 1).ToString());
// Overwrite the left column of pixels
int leftColumnPixel = j * clippedTex.width;
pixels[leftColumnPixel] = new Color(
pixels[leftColumnPixel].r, // Same red
pixels[leftColumnPixel].g, // Same green
pixels[leftColumnPixel].b, // Same blue
0 // Make pixel transparent
);
// Overwrite the right column of pixels
int rightColumnPixel = j * clippedTex.width + clippedTex.width - 1;
pixels[rightColumnPixel] = new Color(
pixels[rightColumnPixel].r, // Same red
pixels[rightColumnPixel].g, // Same green
pixels[rightColumnPixel].b, // Same blue
0 // Make pixel transparent
);
}
// Set adjusted colors for new texture
clippedTex.SetPixels(pixels);
// Adjust name of texture to desired name
clippedTex.name = FileNameTranslator.TextureToClippedTexture(tex.name);
// ERROR TESTING REMOVE
//clippedTex.name = tex.name;
// Save the texture
SaveTexture.Save(clippedTex, Constants.Suffixes.ImageSuffixTypes.PNG, Constants.Folders.ClippedRoomTextureFolderPath);
if (debug)
{
Debug.Log("AlphaClip() has saved the clipped texture to " + Constants.Folders.ClippedRoomTextureFolderPath + ".");
}
// Reload the Unity Asset database
#if UNITY_EDITOR
UnityEditor.AssetDatabase.Refresh();
#endif
if (debug)
{
Debug.Log("AlphaClip() has refreshed the Asset database to show the new clipped texture.");
}
return(clippedTex);
}
