How to render a radial field in OpenGL?

Let’s learn how to render a radial field in OpenGL. The most accurate or helpful solution is served by Stack Overflow.

There are ten answers to this question.

Best solution

How would I render a 2D radial field in OpenGL? I know I can render it pixel by pixel but I'm wondering if there are more efficient solutions? I don't mind if it requires OpenGL3+ functionality.

Answer:

How familiar are you with shaders? Because I'm thinking an easy-ish answer would be to render a quad...

Jeroen Bollen at Stack Overflow Mark as irrelevant Marked as irrelevant Undo

Other solutions

Which render should I use OpenGL or Direct X?

Hello I have an Ati Radeon HD 5450, but I have been wondering which render type should I use and why, I just don't know what is the difference of those 2, thank you all

Answer:

How about telling us what language you're writing in? OpenGL is generally for Java, and DirectX for...

Herman at Yahoo! Answers Mark as irrelevant Marked as irrelevant Undo

Will interleaving my texture map coordinates in my vertex array objects improve OpenGL render performance? Why?

Answer:

It will, but the gain will not be that huge. As a general principle of programming, information locality...

Gavan Woolery at Quora Mark as irrelevant Marked as irrelevant Undo

How to blend shaders/render the scene with multiple shaders at once/multipass shaders in opengl

Answer:

Usually for multipass rendering, Framebuffer Objects are your friend. In simple terms, Framebuffer object...

Sanyam Kapoor at Quora Mark as irrelevant Marked as irrelevant Undo

OpenGL: When you mention forward rendering, does it only apply on how the light is render on a particular object regardless those objects are on screen or off screen?

Answer:

Offscreen primitives are irrelevant, both forward and deferred rendering are applied to primitives that...

Calvin Hsu at Quora Mark as irrelevant Marked as irrelevant Undo

How could I render an animation export from Blender in an OpenGL program?

Answer:

I think I might understand what you want. Do you want to do all your keyframing in Blender and then...

Kevin Matzen at Quora Mark as irrelevant Marked as irrelevant Undo

OLAP: Why wouldn't the SSAS Cube render data?

I have a Microsoft SSAS cube built on top of DB2 data mart. I was able to run it earlier until suddenly the cube wouldn't render any data although it exists in the database. The user is able to look at the attributes/field list in excel pivot table but...

Answer:

Thanks. Actually, I did search but was having trouble. However, I figured out myself. Apparently, the...

Anonymous at Quora Mark as irrelevant Marked as irrelevant Undo

Is it possible to increase the ratio of spin up states to spin down states of polarizable nuclei in a magnetic field, beyond the thermal average, without changing the temperature? If so, how?

Boltzmann statistics (Maxwellâ€“Boltzmann distribution) give us a specific ratio of spins in the up state to spins in the down state, which is directly proportional to the magnetic field and has a known dependence on the temperature. If we...

Answer:

Whether this will work is pure speculation on my part, but here's the best I could think of. You could...

Arpan Saha at Quora Mark as irrelevant Marked as irrelevant Undo

How to expand the search range? can someone render some methods to solve problems,any problems?

when we encounter a problem, we turn to Internet,maybe a search engine,then i just wonder how can we expand our range as much as possible that may be helpful for our problem,not just confined to search engines,but maybe others,say,special database.if...

Answer:

I don't understand your question. Are you looking for ways to get better search results? If so, try...

cgi-bin at Yahoo! Answers Mark as irrelevant Marked as irrelevant Undo

Anyone know why I'm getting an error with this code ? I'm stumped thanks:D?

package MainPackage; import static org.lwjgl.opengl.GL11.GL_COLOR_BUFFER_BI… import static org.lwjgl.opengl.GL11.GL_MODELVIEW; import static org.lwjgl.opengl.GL11.GL_PROJECTION; import static org.lwjgl.opengl.GL11.GL_QUADS; import static org.lwjgl...

Answer:

According to what it says, check line 86 in Main.java. However without full use of all import statements...

Josh at Yahoo! Answers Mark as irrelevant Marked as irrelevant Undo

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