The texture array displays white

OpenGL OpenGL: Basic Coding
1 
	glGenTextures(1, &tex);
	glBindTexture(GL_TEXTURE_2D_ARRAY, tex)；
    glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_BORDER);
	glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER); 
    glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
	glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
	glTexImage3D(GL_TEXTURE_2D_ARRAY, 0, GL_RGBA, image[0].width(), image[0].height(), image.size(), 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
    for (int i = 0; i < image.size(); ++i)
    {
	   glTexSubImage3D(GL_TEXTURE_2D_ARRAY, 0, 0, 0, i, image[i].width(), image[i].height(), 1, GL_RGBA, GL_UNSIGNED_BYTE, image[i].bits());
    }
  • I don’t understand why the texture is white.
2
  • Also, can texture arrays be called using glTexcoord？
3

How are you accessing the texture? Array textures can only be used via shaders, not the fixed-function pipeline.

4
  • Thank you. I think I know why. I used a fixed-function pipeline.