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| Fadein Fadeout 2d Background tga aplha image https://delphigl.com/forum/viewtopic.php?f=19&t=9541 |
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| Autor: | azrael11 [ Di Okt 19, 2010 06:17 ] |
| Betreff des Beitrags: | Fadein Fadeout 2d Background tga aplha image |
Fadein Fadeout 2d Background tga aplha image how can i do that ? |
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| Autor: | Sascha Willems [ Di Okt 19, 2010 09:09 ] |
| Betreff des Beitrags: | Re: Fadein Fadeout 2d Background tga aplha image |
Switch to orthogonal mode (glOrtho) and simply draw a fullscreen quad (using the same coordinates you just used to set the orthogonal projection) with a timer for it's alpha value. Increase the timer for fading in and decrease it for fading out. Pretty simple. |
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| Autor: | azrael11 [ Mi Okt 20, 2010 12:48 ] |
| Betreff des Beitrags: | Re: Fadein Fadeout 2d Background tga aplha image |
Sascha Willems hat geschrieben: Switch to orthogonal mode (glOrtho) and simply draw a fullscreen quad (using the same coordinates you just used to set the orthogonal projection) with a timer for it's alpha value. Increase the timer for fading in and decrease it for fading out. Pretty simple. Yes it pretty simple ... I have in my mind so complex things for fadein fadeout... Thanks... |
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