Function alloc_image

external/astc-encoder/Source/astcenccli_image.cpp:28–69

See header for documentation. */

/* See header for documentation. */
astcenc_image *alloc_image(
	unsigned int bitness,
	unsigned int dim_x,
	unsigned int dim_y,
	unsigned int dim_z
) {
	astcenc_image *img = new astcenc_image;
	img->dim_x = dim_x;
	img->dim_y = dim_y;
	img->dim_z = dim_z;

	void** data = new void*[dim_z];
	img->data = data;

	if (bitness == 8)
	{
		img->data_type = ASTCENC_TYPE_U8;
		for (unsigned int z = 0; z < dim_z; z++)
		{
			data[z] = new uint8_t[dim_x * dim_y * 4];
		}
	}
	else if (bitness == 16)
	{
		img->data_type = ASTCENC_TYPE_F16;
		for (unsigned int z = 0; z < dim_z; z++)
		{
			data[z] = new uint16_t[dim_x * dim_y * 4];
		}
	}
	else // if (bitness == 32)
	{
		assert(bitness == 32);
		img->data_type = ASTCENC_TYPE_F32;
		for (unsigned int z = 0; z < dim_z; z++)
		{
			data[z] = new float[dim_x * dim_y * 4];
		}
	}

	return img;
}

/* See header for documentation. */
void free_image(astcenc_image * img)