Tag:light source

  • QT + OpenGL 14 multi light source mixing problem

    Time:2022-5-3

    We have studied the different light sources in each, but we have implemented them separately. There are often multiple light sources in a scene. So we have to consider this situation. In order to see the effect, we need to first come to a terrain, download the terrain model and draw it directly according to […]

  • What is high texture, fwidget

    Time:2022-3-28

    FWidget Carefully provide exquisite components to help you build exquisite applications. Recently, we have FWidget OnceleadingUpgrade of FWidget By[Alibaba Feizhu fliggymobile technical team]Developed series component library, FWidget Always adhere to“Carefully provide exquisite components to help you build exquisite applications”And strive to provide developers with a set of exquisite and easy-to-use component libraries to help developers […]

  • Unity lightweight rendering pipeline lwrp / URP detailed explanation

    Time:2022-2-28

    Unity programmable rendering pipeline and lwrp light weight render pipeline have been out for some time. Today, I will write an article to introduce the programmable rendering pipeline and lwrp lightweight rendering pipeline in detail, so as to help you understand these concepts and establish a thinking mode of learning programmable rendering pipeline / lightweight […]

  • Is laser harmful to human eyes?

    Time:2021-10-30

    Recently, someone left a message to Xiaobian asking: is laser harmful to human eyes? Silan TechnologyLidarIs it safe? In order to dispel the doubts of the questioner, the following Xiaobian will also answer this question comprehensively! First, what is laser?Laser is actually the abbreviation of “stimulated radiation light amplification” in English. It is known as […]

  • Thingjs provides the basic method of light configuration to save development energy!

    Time:2021-8-9

    3D software can create the freedom of any type of light at will, but the realistic effect still takes a lot of effort. Thingjs provides the basic method of light configuration to save development energy!Lighting helps to express an emotion or guide the audience’s eyes to a specific position. Light can reflect a tone, which […]

  • Three.js learning 4_ Light source related

    Time:2021-5-13

    Three.Light catalogue Three.Light lighting 1. Light 2. AmbientLight 3. DirectionalLight 4. HemisphereLight 5. PointLight power : Float 6. RectAreaLight 7. SpotLight Auxiliary object 1. DirectionalLightHelper 2. HemisphereLightHelper 3. PointLightHelper 4. RectAreaLightHelper 5. SpotLightHelper shadow 1. DirectionalLightShadow First of all, it shows the effect of using hemispherical light reference. The light source is directly placed on […]

  • ISP Foundation (06): AWB algorithm

    Time:2021-2-15

    1. AWB overview People’s vision and nervous system have color constancy. When they see white objects, they are not affected by the environment. For example, in cloudy, sunny, indoor, outdoor, fluorescent lamp, incandescent lamp and other environments, the color of white paper in human vision basically remains unchanged, but image sensor, an electronic device, has […]

  • Lighting rendering — simulating lighting effect with canvas

    Time:2020-9-22

    illumination We can see objects because light shines on them and then reflects back into our eyes. There are many influencing factors: the position of the observer, the position of the light source, the color of the light, the color of the surface of the object, the material and the roughness, etc. In the future, […]

  • Three.js to realize the simulation migration of Globe Earth City

    Time:2019-11-21

    The overview is as follows:1. The earth with rotation realized by sphereometry;2. The.imageutils.loadtexture load map map material;3. Theree.math.degtorad, math.sin, and math.cos realize the transformation between the latitude and longitude of the map and the three coordinate X, y, Z;4. According to the number of segments and the corresponding national GDP value in the track to […]