/* * Blend a source image onto the image * * Examples: * src_x, src_y, src_w, src_h = 10, 10, 100, 100 * dst_x, dst_y, dst_w, dst_h = 10, 10, 50, 50 * image.blend! source_image, * src_x, src_y, src_w, src_h, * dst_x, dst_y, dst_w, dst_h * * src_rect = [50, 50, 5, 5] * dst_rect = [0, 0, image.width, image.height] * merge_alpha = false * image.blend! source_image, src_rect, dst_rect, merge_alpha * * src_x, src_y, src_w, src_h = 10, 10, 100, 100 * dst_x, dst_y, dst_w, dst_h = 10, 10, 50, 50 * image.blend_image! source_image, * src_x, src_y, src_w, src_h, * dst_x, dst_y, dst_w, dst_h * * src_rect = [50, 50, 5, 5] * dst_rect = [0, 0, image.width, image.height] * merge_alpha = false * image.blend_image! source_image, src_rect, dst_rect, merge_alpha * */ static VALUE image_blend_image_inline(int argc, VALUE *argv, VALUE self) {