vertices

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Vertices limitation in OpenGL

I have an OpenGL scene with thousands of vertices and would like to pass them as VBOs/IBOs. Executing the glGetIntegerv(GL_MAX_ELEMENTS_VERTICES, &maxVertices) command reveals a limitation of 2048[详细]

2023-03-29 01:55 分类：问答
How to find Edges and Vertices of a hand drawn polygon

I would like to make a shape recognition program that would trace a mouse and record it\'s location at each 1/2 second. How could I use these points to find a rough polygon? In other words, if you jus[详细]

2023-03-10 13:49 分类：问答
Why is my arrow drawing the wrong way?

I have this code to draw an 开发者_如何学Pythonarrow: const GLfloat vertices[] = { -0.25f,-0.25f,[详细]

2023-03-07 18:06 分类：问答
Writing a graph class

Here is my constructor and I wanted to ask, would this be equivalent to the overall look of web graph?[详细]

2023-03-05 06:16 分类：问答
2D Dynamic Array C++ Display Problem

I\'ve read about 2d dynamic arrays but I obviously haven\'t quite got my head around it as this program doesn\'t work. The program seems to lie in displaying the array.[详细]

2023-02-24 10:42 分类：问答
Assign mirror operation to vertices array

I understand the math in flipping vertex coordinates in a .obj vertices array to get the开发者_如何转开发 mirrored coordinate across a plane/axis. But, how do you populate the vertices array for an ac[详细]

2023-02-16 08:02 分类：问答
mapping a texture on a square (Android)

Im new to openGL, and im trying to map an texture to a square. I followed NeHe\'s tutorial on texture mapping here:[详细]

2023-01-31 02:14 分类：问答
generate random graph with named vertices

I\'m new to boost and i am trying to build up a distributed random graph generated by the erdos algorithm. All goes well since i specialize the internal_vertex_name template to work with named vertice[详细]

2023-01-26 18:54 分类：问答
Is there a performance penalty for creating Direct3D vertices with all semantic types?

In Direct3D, you can create any type of Vertex you like. You can have a simple Vertex with just positional info开发者_高级运维rmation, or you could add colour info, texture info, etc etc.[详细]

2023-01-19 14:23 分类：问答
What is a 3D Vector and how does it differ from a 3D point?

Does a 3D vector differ from a 3D point tuple (x,y,z) in the context of 3D game mathematics? If they are different, then how d开发者_开发知识库o I calculate a vector given a 3d point?The difference i[详细]

2023-01-19 11:02 分类：问答