refactor: Update create_image_2d function to use local variable for f…

…ormat

vcl/image.c.v

@@ -61,10 +61,9 @@ fn (d &Device) create_image_2d(image_type ImageChannelOrder, bounds Rect, data v
 		size *= 4
 		row_pitch *= 4
 	}
-	format := C.create_image_format(usize(image_type), usize(ImageChannelDataType.unorm_int8))
+	format := create_image_format(usize(image_type), usize(ImageChannelDataType.unorm_int8))
 
 	mut flags := mem_read_write
-
 	if !isnil(data) {
 		flags = mem_read_write | mem_copy_host_ptr
 	}
@@ -123,70 +122,6 @@ fn (image &Image) write_queue() !int {
 	return error_or_default(ret, ret)
 }
 
-// image_general allocates an image buffer TODO not accomplish - broken
-fn (d &Device) image_general(@type ImageChannelOrder, bounds Rect) !&Image {
-	println(@STRUCT + '.' + @FN + ' is not stable yet. Issues are expected.')
-	return d.create_image_general(@type, bounds, 0, unsafe { nil })
-}
-
-// from_image_general creates new Image and copies data from Image TODO not accomplish - broken
-fn (d &Device) from_image_general(img IImage) !&Image {
-	println(@STRUCT + '.' + @FN + ' is not stable yet. Issues are expected.')
-	data := img.data
-	mut row_pitch := 0
-	mut image_type := ImageChannelOrder.intensity
-
-	if img.nr_channels in [3, 4] {
-		image_type = ImageChannelOrder.rgba
-	}
-
-	bounds := Rect{0, 0, img.width, img.height}
-	return d.create_image_general(image_type, bounds, row_pitch, data)
-}
-
-// create_image_general creates a new image TODO not accomplish - broken
-fn (d &Device) create_image_general(image_type ImageChannelOrder, bounds Rect, row_pitch int, data voidptr) !&Image {
-	format := C.create_image_format(usize(image_type), usize(ImageChannelDataType.unorm_int8))
-	desc := C.create_image_desc(C.CL_MEM_OBJECT_IMAGE2D, usize(bounds.width), usize(bounds.height),
-		0, 0, usize(row_pitch), 0, 0, 0, unsafe { nil })
-
-	mut flags := mem_read_write
-
-	if !isnil(data) {
-		flags = mem_read_write | mem_copy_host_ptr
-	}
-
-	mut ret := 0
-
-	memobj := cl_create_image(d.ctx, flags, format, desc, data, &ret)
-	if ret != success {
-		return error_from_code(ret)
-	}
-
-	if isnil(memobj) {
-		return err_unknown
-	}
-
-	mut size := int(bounds.width * bounds.height)
-	if image_type == ImageChannelOrder.rgba {
-		size *= 4
-	}
-
-	buf := &Buffer{
-		memobj: memobj
-		size: size
-		device: d
-	}
-
-	return &Image{
-		buf: buf
-		bounds: bounds
-		@type: image_type
-		format: format
-		desc: desc
-	}
-}
-
 // buffer returns the underlying buffer
 fn (image &Image) buffer() &Buffer {
 	return image.buf