How to add a texture without background to surface?

Hello,

Please, try each of these one at a time and observe the results:

texture.SetBlendingMode(VTKTextureBlendingMode::VTK_TEXTURE_BLENDING_MODE_NONE);
texture.SetBlendingMode(VTKTextureBlendingMode::VTK_TEXTURE_BLENDING_MODE_REPLACE);
texture.SetBlendingMode(VTKTextureBlendingMode::VTK_TEXTURE_BLENDING_MODE_MODULATE);
texture.SetBlendingMode(VTKTextureBlendingMode::VTK_TEXTURE_BLENDING_MODE_ADD);
texture.SetBlendingMode(VTKTextureBlendingMode::VTK_TEXTURE_BLENDING_MODE_ADD_SIGNED);
texture.SetBlendingMode(VTKTextureBlendingMode::VTK_TEXTURE_BLENDING_MODE_INTERPOLATE);
texture.SetBlendingMode(VTKTextureBlendingMode::VTK_TEXTURE_BLENDING_MODE_SUBTRACT);

regards,
PC