local illumination

简明释义

局部照明

英英释义

例句

1.In photography, local illumination can create dramatic effects by emphasizing certain areas of the image.

在摄影中，局部照明可以通过强调图像的某些区域来创造戏剧性的效果。

2.In video games, local illumination is often used to create realistic lighting effects that enhance immersion.

在视频游戏中，局部照明常用于创造增强沉浸感的真实光照效果。

3.The artist used local illumination to highlight the subject in her painting.

艺术家使用局部照明来突出她画作中的主题。

4.During the theater performance, the director utilized local illumination to focus the audience's attention on the main actors.

在戏剧表演中，导演利用局部照明将观众的注意力集中在主要演员身上。

5.The architect designed the room with local illumination to enhance the cozy atmosphere.

建筑师设计这个房间时采用了局部照明来增强温馨的氛围。

作文

In the realm of computer graphics and visual effects, the concept of local illumination plays a crucial role in creating realistic images. Local illumination refers to the lighting model that considers only the light that is directly present at a particular point on a surface, without taking into account the contributions from distant light sources or reflections from other surfaces. This approach allows artists and developers to simulate how light interacts with objects in a scene based on their immediate surroundings, resulting in visually compelling renderings. To better understand local illumination, let's explore its implications in various applications. In video games, for example, local illumination can enhance the realism of characters and environments. By applying this technique, game developers can create dynamic lighting effects that change as the player moves through different areas of the game world. Shadows cast by nearby objects, highlights on surfaces, and the overall mood of a scene can be effectively managed using local illumination. This not only improves the aesthetic quality of the game but also contributes to gameplay by guiding players' attention to significant elements within the environment.In architectural visualization, local illumination is equally important. When presenting a building design, architects often rely on local illumination to showcase how natural and artificial light will interact with the structure. By simulating sunlight at different times of the day and the effect of interior lighting, architects can provide clients with a clearer understanding of how the space will feel and function. This attention to detail helps in making informed decisions about materials, colors, and layouts, ultimately leading to more successful projects.Moreover, in film production, local illumination is essential for achieving the desired emotional impact of a scene. Cinematographers use various lighting techniques to create specific atmospheres, and local illumination allows them to focus on particular areas within a frame. For instance, a character's face may be illuminated with soft light while the background remains darker, drawing the audience's attention to the character's emotions. This selective lighting can significantly influence how viewers perceive the narrative and connect with the story.Despite its advantages, local illumination has limitations. Since it only considers direct light interactions, it may not fully capture the complexity of real-world lighting scenarios where indirect light and reflections play a significant role. For this reason, many modern rendering techniques integrate both local illumination and global illumination models to achieve a more comprehensive representation of light behavior. By combining these approaches, artists can create stunning visuals that are both realistic and artistically expressive.In conclusion, local illumination is a fundamental concept in various fields such as gaming, architecture, and film. Its ability to simulate how light interacts with surfaces in localized contexts enhances the realism and emotional depth of visual media. As technology continues to advance, the integration of local illumination with other lighting models will further push the boundaries of what is possible in visual storytelling, allowing creators to craft experiences that resonate deeply with their audiences.

在计算机图形学和视觉效果领域，局部光照的概念在创建真实图像中发挥着至关重要的作用。局部光照是指仅考虑在表面特定点上直接存在的光，而不考虑来自远处光源或其他表面的反射的贡献。这种方法使艺术家和开发人员能够模拟光如何与场景中的物体相互作用，基于其周围环境，从而产生视觉上引人注目的渲染。为了更好地理解局部光照，让我们探索其在各种应用中的意义。例如，在视频游戏中，局部光照可以增强角色和环境的真实感。通过应用这一技术，游戏开发者可以创建动态光照效果，随着玩家在游戏世界不同区域的移动而变化。附近物体投射的阴影、表面的高光以及场景的整体氛围都可以有效地通过局部光照进行管理。这不仅改善了游戏的美学质量，还通过引导玩家注意环境中的重要元素来促进游戏玩法。在建筑可视化中，局部光照同样重要。在展示建筑设计时，建筑师通常依赖局部光照来展示自然光和人造光将如何与结构相互作用。通过模拟一天中不同时间的阳光和室内照明的效果，建筑师可以为客户提供更清晰的空间感受和功能理解。这种对细节的关注有助于做出有关材料、颜色和布局的明智决策，最终导致更成功的项目。此外，在电影制作中，局部光照对于实现场景所需的情感影响至关重要。摄影师使用各种照明技术来创造特定的氛围，而局部光照使他们能够专注于画面中的特定区域。例如，一个角色的脸可能被柔和的光照亮，而背景则保持较暗，从而吸引观众的注意力到角色的情感上。这种选择性照明可以显著影响观众对叙事的感知和与故事的联系。尽管有其优势，局部光照也有局限性。由于它仅考虑直接光交互，因此可能无法充分捕捉现实世界照明场景的复杂性，在这些场景中，间接光和反射起着重要作用。因此，许多现代渲染技术结合了局部光照和全局光照模型，以实现更全面的光行为表现。通过结合这些方法，艺术家可以创造出令人惊叹的视觉效果，这些效果既真实又富有艺术表现力。总之，局部光照是游戏、建筑和电影等多个领域的基本概念。它在局部上下文中模拟光如何与表面相互作用的能力增强了视觉媒体的真实感和情感深度。随着技术的不断进步，局部光照与其他照明模型的结合将进一步推动视觉叙事的可能性，使创作者能够打造与观众深刻共鸣的体验。