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Type: Posts; User: opessoa

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  1. Replies
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    Hi Dan... I'm using opengl with MFC, yes, is...

    Hi Dan...

    I'm using opengl with MFC, yes, is double buffered. I change double to float, but doesn't makes diference...

    How to use VBO with opengl 1.1? (MFC default)

    This is my aproximetely...
  2. Replies
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    2D - 20000 Polylines - blinking

    I have 20000 polylines to draw, when I make PAN, these redraw are blinking...

    I use vector and glVertexPointer(3, GL_DOUBLE, 0, data());

    What is the best way to do it?

    I'm using glortho with...
  3. Thread: Polygon 2D

    by opessoa
    Replies
    17
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    2,767

    Trinitroluene, using glut it's working. Dammit!...

    Trinitroluene, using glut it's working. Dammit! Thanks for all.
  4. Thread: Polygon 2D

    by opessoa
    Replies
    17
    Views
    2,767

    Ortho

    My ortho has the min and max x/y...

    I will try to do this, subtract the min x and y to each point. And set my ortho do 0 and width of the limit map.

    So I'll tell you what happened.
  5. Thread: Polygon 2D

    by opessoa
    Replies
    17
    Views
    2,767

    Mfc

    These points are my debug Trace from my point vector.

    Im using opengl with MFC window. Not using glut. May be some init parameter?

    Have some settings to gradient color?

    Because just setting...
  6. Thread: Polygon 2D

    by opessoa
    Replies
    17
    Views
    2,767

    Points

    There is the points...

    https://docs.google.com/file/d/0B8B-NIoST12WMjVjVjBvbjBteVE/edit?usp=sharing
  7. Thread: Polygon 2D

    by opessoa
    Replies
    17
    Views
    2,767

    I'm using with stencil buffer. ...

    I'm using with stencil buffer.



    glVertexPointer(3, GL_DOUBLE, 0, data());

    glColorMask(GL_FALSE,GL_FALSE,GL_FALSE,GL_FALSE);
    glDepthMask(GL_FALSE);
    glEnable(GL_STENCIL_TEST);...
  8. Thread: Polygon 2D

    by opessoa
    Replies
    17
    Views
    2,767

    Pixel errors

    It's work, but with some pixels error.

    https://lh3.googleusercontent.com/-3I3nFcNQ2n8/UaiH8bE0e4I/AAAAAAAAOaQ/48R4Gy5bp_A/w506-h504-o/polygon2.png

    How to solve this?
  9. Thread: Polygon 2D

    by opessoa
    Replies
    17
    Views
    2,767

    Tess

    Sorry trinitrotoluene... It's no work. :P

    Im trying to use Tess, but steal not working, can you help me?



    GLvoid tcbBegin(GLenum type)
    {
    glBegin(type);
    }
  10. Thread: Polygon 2D

    by opessoa
    Replies
    17
    Views
    2,767

    How paint an non convex polygon?

    What is the best way to do this "painting" inside the non convex polygon?
  11. Thread: Polygon 2D

    by opessoa
    Replies
    17
    Views
    2,767

    Points - Blumenau

    Its a city limits from Blumenau - Santa Catarina - Brasil...

    This is a non convex polygon...
  12. Thread: Polygon 2D

    by opessoa
    Replies
    17
    Views
    2,767

    Polygon 2D

    Hi. Can anyone tell me why my polygon is drawing with extensions...

    Like the picture:
    ...
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