Glsl tutorial
OpenGL directional lights I
The equations in here are from the chapter "the mathematics of lighting" from the book "OpenGL programming guide", aka the red book. // This tutorial is from OpenGL Redbook
We'll start with the diffuse term. the diffuse lighting in OpenGL assumes that the light is perceived with the same intensity regardless if the viewers position. its intensity is proportional to both the lights diffus
If the original article needs to be reproduced, please note: Reprinted from Fengyu Chong unity3d tutorial Institute
Lecture on shader 15thIllumination BasicsSimply put, the final color output of the shader with illumination is the material color * The light color, in which the material color: As mentioned earlier, fixed format tex2d (_ maintex, I. UV) light color: light
Every time I see the light of Jesus (that is, the beam from the clouds), can not endure to press the shutter, because this is nature's wonderful, the sky's canvas is often converted, where the scale cloud, Jesus light and so on are relatively few, therefore, very cherish the opportunity to see them.
Nature and the weather is really can meet but not to beg, the painter door can draw out Jesus
Long-distance light: Press DownLong-term close-up light: Help upAlternating near and far light: upward------------------turn on the close light----------------------1) night and motor vehicle passing2) night in narrow bridge, narrow road and non-motorized passing3) close to the car at night in the same direction4) go s
example, the port number for SQL Server database is Span style= "Color:rgb (255,0,0);" >1433 , where the computer IP is 192.168.1.125 (example), you can port mapping in Tp-link, the effect is as long as the port number to access the public network IP is 1433 , Tp-link will locate the IP is 192.168.1.125 (example) of the computer, That is tp-link through this mechanism, the port can be used to locate the designated computer on the LAN. sacrificial port, analog public IP This achieve
All right, the test's over. We can turn a simple black and white gradient into a flame gradient. What about the lighting? We have just talked about the level of light and shade, and this operation is to make it easier for us to control the level of the lights. That is, we don't need to think about the blending of different colors of light, we just use black and white to make changes, and then we replace eac
The picture is mainly green, turn to the light yellow is very fast, directly with the color palette tool green to yellow-green, and then adjust the light can be, the dark part can be rendered a little blue according to need.
Original
Final effect
1, open the material picture, create an optional color adjustment layer, yellow, green, white adjustment, parameter settings such as F
The light sense art font in the text looks very cool and gorgeous, when using the dark background, this can also highlight the effect of the problem, the production method is not difficult, the main use of the PS filter, as long as the master will be able to make any of the fonts you want, such as the last one of the art of this article to do a few different fonts.
Send me my copy first.
New file 500x500 pixels.
Fills the radial gradien
The material picture is more monotonous, the color matching time may use first increases some smoke effect, increases the illusion the feeling; then the main color light, and turns into likes the color; the latter part softens the whole treatment, then adds some adornment rich picture can.
Original
Final effect
1, open the material picture, create the optional color adjustment layer, the yellow, green adjustment, parameter
It is also important to use the input method to understand the details of the input method. For example, use the speed of light input method, through the speed of light input method of the random skin function, for their learning life to add a little fun.
How to use the speed of light input method of random skin change function?
Right key to their own speed of
Have you ever encountered this situation:
When we do the UI effect diagram, in the PS set the shadow angle of the projection of what after (I set is 90 degrees), through the preparation of Chettu, a new document, or someone else to do the PSD document to you, you open the angle has become 120 degrees, the following figure:
Why, then? Because these projections in the layer style is set the "Global Light", and the global ligh
To give you illustrator software users to detailed analysis to share the design of the high light alarm clock production tutorial.
Tutorial Sharing:
Step 1 Create a new document and draw a positive circle
Step 2 Use the gradient tool and change the first color block to gray, and the second to dark gray. Pull out vertically as shown at the end of the chart.
Step 3 Select the Ellipse and execute the ob
This tutorial is mainly about making beautiful ribbons with selections and masks. In order to highlight the light sense background part needs to use a darker color. The Ribbon section mainly uses the Pen tool to hook up the approximate contour chart, then fills the brighter color, plus the layer mask uses the black brush to adjust the brightness degree.
This tutorial is mainly about making beautiful ribbons with selections and masks. In order to highl
First clear goal: Light LED
How to light the LED.
View schematic, LED lights connected to the CPU pin, as long as the control of the pin output high and low level can control led on-off.
How to control the pin output high and low level.
Two steps to configure the appropriate registers:
1. Configure the PIN function (input/output/other functions);
2. Set the output value 0/1, which is high/low;
How to lay
Torch Light 2 Mac Version ((Torchlight 2) or a relatively old game, the earliest was officially released in 2009. Torch Light 2 Mac version of the adventure-themed stand-alone game adventurers will set out from the town of Torch Light and into nearby mountains to find magical ores that will give their weapons energy but at the same time endanger their lives.
Thi
Just see a message: "Light year SEO forum is guoping teacher single-handedly created, recently guoping teacher announced the closure of Light Years SEO forum." The reason is that we do not want to give the Internet a place to add a litter. I think that this spirit is worthy of our learning. Light Years Forum also saved a lot of classic posts, has been advocating
I sincerely recommend you read it carefully. I believe this blog will change the world outlook of many people.
1 billion light yearsWhat is the concept of billions of light years?Light years, a year's journey. Light speed! It is a widely recognized speed limit. It is 299792458 meters per second. It can circle the ea
Another post-process effect, God Ray, the light of God, is the needle-like glow of a circle around the sun when we look at the sun again.First put the group effect, the scene resources of this article are from the light ink God, the effect of this article shader effectAdded the previous HDR and bloom effects: LinksThe code of this article is from a great God in the unity Holy Scriptures, the blogger made a
The first is a theory that helps you understand how light and shadow work, and then teaches you exactly how to deal with shadows in practical applications.
Light source and shadow angle
Before you do any image processing, first determine if you need a shadow, and then determine the direction of the main light source.
As shown above, you will find
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