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C++ Transform2D::set_rotation方法代码示例

本文整理汇总了C++中Transform2D::set_rotation方法的典型用法代码示例。如果您正苦于以下问题:C++ Transform2D::set_rotation方法的具体用法?C++ Transform2D::set_rotation怎么用?C++ Transform2D::set_rotation使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在Transform2D的用法示例。


在下文中一共展示了Transform2D::set_rotation方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: screen_rect


//.........这里部分代码省略.........
					camera_pos.y = new_camera_pos.y + screen_size.y * 0.5 * drag_margin[MARGIN_BOTTOM] * v_ofs;
				}
			}

		} else if (anchor_mode == ANCHOR_MODE_FIXED_TOP_LEFT) {

			camera_pos = new_camera_pos;
		}

		Point2 screen_offset = (anchor_mode == ANCHOR_MODE_DRAG_CENTER ? (screen_size * 0.5 * zoom) : Point2());
		Rect2 screen_rect(-screen_offset + camera_pos, screen_size * zoom);

		if (offset != Vector2())
			screen_rect.position += offset;

		if (limit_smoothing_enabled) {
			if (screen_rect.position.x < limit[MARGIN_LEFT])
				camera_pos.x -= screen_rect.position.x - limit[MARGIN_LEFT];

			if (screen_rect.position.x + screen_rect.size.x > limit[MARGIN_RIGHT])
				camera_pos.x -= screen_rect.position.x + screen_rect.size.x - limit[MARGIN_RIGHT];

			if (screen_rect.position.y + screen_rect.size.y > limit[MARGIN_BOTTOM])
				camera_pos.y -= screen_rect.position.y + screen_rect.size.y - limit[MARGIN_BOTTOM];

			if (screen_rect.position.y < limit[MARGIN_TOP])
				camera_pos.y -= screen_rect.position.y - limit[MARGIN_TOP];
		}

		if (smoothing_enabled && !Engine::get_singleton()->is_editor_hint()) {

			float c = smoothing * get_fixed_process_delta_time();
			smoothed_camera_pos = ((camera_pos - smoothed_camera_pos) * c) + smoothed_camera_pos;
			ret_camera_pos = smoothed_camera_pos;
			//camera_pos=camera_pos*(1.0-smoothing)+new_camera_pos*smoothing;
		} else {

			ret_camera_pos = smoothed_camera_pos = camera_pos;
		}

	} else {
		ret_camera_pos = smoothed_camera_pos = camera_pos = new_camera_pos;
		first = false;
	}

	Point2 screen_offset = (anchor_mode == ANCHOR_MODE_DRAG_CENTER ? (screen_size * 0.5 * zoom) : Point2());

	float angle = get_global_transform().get_rotation();
	if (rotating) {
		screen_offset = screen_offset.rotated(angle);
	}

	Rect2 screen_rect(-screen_offset + ret_camera_pos, screen_size * zoom);
	if (screen_rect.position.x < limit[MARGIN_LEFT])
		screen_rect.position.x = limit[MARGIN_LEFT];

	if (screen_rect.position.x + screen_rect.size.x > limit[MARGIN_RIGHT])
		screen_rect.position.x = limit[MARGIN_RIGHT] - screen_rect.size.x;

	if (screen_rect.position.y + screen_rect.size.y > limit[MARGIN_BOTTOM])
		screen_rect.position.y = limit[MARGIN_BOTTOM] - screen_rect.size.y;

	if (screen_rect.position.y < limit[MARGIN_TOP])
		screen_rect.position.y = limit[MARGIN_TOP];

	if (offset != Vector2()) {

		screen_rect.position += offset;
		if (screen_rect.position.x + screen_rect.size.x > limit[MARGIN_RIGHT])
			screen_rect.position.x = limit[MARGIN_RIGHT] - screen_rect.size.x;

		if (screen_rect.position.y + screen_rect.size.y > limit[MARGIN_BOTTOM])
			screen_rect.position.y = limit[MARGIN_BOTTOM] - screen_rect.size.y;

		if (screen_rect.position.x < limit[MARGIN_LEFT])
			screen_rect.position.x = limit[MARGIN_LEFT];

		if (screen_rect.position.y < limit[MARGIN_TOP])
			screen_rect.position.y = limit[MARGIN_TOP];
	}

	camera_screen_center = screen_rect.position + screen_rect.size * 0.5;

	Transform2D xform;
	if (rotating) {
		xform.set_rotation(angle);
	}
	xform.scale_basis(zoom);
	xform.set_origin(screen_rect.position /*.floor()*/);

	/*
	if (0) {
		xform = get_global_transform() * xform;
	} else {
		xform.elements[2]+=get_global_transform().get_origin();
	}
*/

	return (xform).affine_inverse();
}
开发者ID:jejung,项目名称:godot,代码行数:101,代码来源:camera_2d.cpp


注:本文中的Transform2D::set_rotation方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。