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Thread: Shadered material usage as ImagePtr
Post: RE: Shadered material usage as ImagePtr
| This is exactly what Esenthel already said, btw, I mentioned this thread in first post, thanks :) |
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Hokan |
Beginner Questions |
4 |
4,123 |
09-07-2015, 01:09 PM |
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Thread: Shadered material usage as ImagePtr
Post: RE: Shadered material usage as ImagePtr
| Quote:Why not just use Alpha Blending, draw the image with different opacity?
You mean Image::draw3D method? Well, I would like not to make any hacks and use engine API and structures as much as poss... |
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Hokan |
Beginner Questions |
4 |
4,123 |
09-07-2015, 07:19 AM |
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Thread: Shadered material usage as ImagePtr
Post: Shadered material usage as ImagePtr
| To get natural moon image during day circle, I want to blend moon's pixels with sky pixels, based on relative moon-to-sky position. Cause this operation should be real-time shaders can handle it.
I'v... |
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Hokan |
Beginner Questions |
4 |
4,123 |
09-03-2015, 11:39 AM |
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Thread: [SOLVED] Plain cache objects creation
Post: RE: Plain cache objects creation
| SOLUTION:
Finally figured, what was wrong:
Use Image objects
To get ImagePtr from Image, just call pointer operator:
imagePtrObjectInstance = &imageObjectInstance
Create Image object, and expli... |
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Hokan |
Beginner Questions |
14 |
10,303 |
08-22-2015, 04:03 PM |
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Thread: [SOLVED] Plain cache objects creation
Post: RE: Plain cache objects creation
| UPDATE:
If I create image via
Code:
auto width = originalImage()->w();
auto height = originalImage()->h();
... |
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Hokan |
Beginner Questions |
14 |
10,303 |
08-22-2015, 02:54 PM |
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Thread: [SOLVED] Plain cache objects creation
Post: RE: Plain cache objects creation
| According to cache element assignment operator signature, it has 2 overloaded implementations. One of each is CacheElmPtr& operator=( TYPE *data);, so why can't I pass pointer to Image instance cr... |
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Hokan |
Beginner Questions |
14 |
10,303 |
08-19-2015, 11:01 AM |
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Thread: [SOLVED] Plain cache objects creation
Post: RE: Plain cache objects creation
| Sure, but when I use Images' assignment operator, doesn't cache should check if he has data, and, if not, copy it and set reference count to 1? |
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Hokan |
Beginner Questions |
14 |
10,303 |
08-19-2015, 06:48 AM |
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Thread: [SOLVED] Plain cache objects creation
Post: RE: Plain cache objects creation
| Yeah, was third or fourth thought came to my mind - even if all pixels have 1.0 alpha value, image doesn't renders. |
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Hokan |
Beginner Questions |
14 |
10,303 |
08-18-2015, 07:48 PM |
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Thread: [SOLVED] Plain cache objects creation
Post: RE: Plain cache objects creation
| Yes, image's mode is IMAGE_2D. I've even thought colour format is the reason and tried BRG, DXT_1, DXT_3 and DXT_5 along with RGB - nothing helped.
Tried locking and unlocking each frame and lockRead... |
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Hokan |
Beginner Questions |
14 |
10,303 |
08-18-2015, 07:12 PM |
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Thread: [SOLVED] Plain cache objects creation
Post: RE: Plain cache objects creation
| (08-17-2015 08:33 PM)Hokan Wrote: I'm sure that "maskedMoonImage" filled with correct data - data can be exported to png file perfectly, but in application moon not renders.
Double checked thi... |
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Hokan |
Beginner Questions |
14 |
10,303 |
08-18-2015, 06:58 PM |
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Thread: [SOLVED] Plain cache objects creation
Post: RE: Plain cache objects creation
| Thanks for answer, but this did not help.
And this is seems right - heap pointer from "new" call doesn't differ from pointer to stack Image variable.
Images.contains(&maskedMoonImage); call still... |
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Hokan |
Beginner Questions |
14 |
10,303 |
08-18-2015, 05:46 PM |
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Thread: [SOLVED] Plain cache objects creation
Post: [SOLVED] Plain cache objects creation
| Hi everyone,
Can't get how exactly cache works. Is it just map of shared pointers, wrapped in own methods and classes, or something more?
I was trying to implement moon phases, so I planned to:
Cre... |
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Hokan |
Beginner Questions |
14 |
10,303 |
08-17-2015, 08:33 PM |
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Thread: [SOLVED] EE::Image rotation method
Post: RE: EE::Image rotation method
| Thanks again, I'll mark post as solved |
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Hokan |
Beginner Questions |
6 |
4,805 |
08-10-2015, 08:05 AM |
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Thread: [SOLVED] EE::Image rotation method
Post: RE: EE::Image rotation method
| Thanks for answer, but Image.drawRotate really draw rotated image. I'm searching for in-memory rotation method.
Is it possible to load image in GPURAM, run rotation shader once, than upload result im... |
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Hokan |
Beginner Questions |
6 |
4,805 |
08-09-2015, 09:17 AM |
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Thread: [PARTLY SOLVED] Sky/horizon colour blenging glitch
Post: RE: Sky/horizon colour blenging glitch
| Possible solution
I figured that cause of these stripes are rays colour values. More rays colour luminance value differs from 0, more sun's brightness go from below horizon.
Not to mention, that high... |
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Hokan |
Graphics |
5 |
4,812 |
08-06-2015, 06:09 PM |
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Thread: [SOLVED] EE::Image rotation method
Post: [SOLVED] EE::Image rotation method
| I have really dumb question.
Is there anywhere in EE rotation image method?
Sure, I can use image rotation formulas, like:
Code:
resultXPixelPosition = Cos(DegToRad(angleInDegrees)) *
(originalPix... |
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Hokan |
Beginner Questions |
6 |
4,805 |
08-06-2015, 04:49 PM |
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Thread: [PARTLY SOLVED] Sky/horizon colour blenging glitch
Post: RE: Sky/horizon colour blenging glitch
| Thanks for advise, but this didn't work.
Setting D.viewRange(1000.0f); renders full world, but doesn't make stripes disappear.
By the way, D.highPrecColRT(true); surely increase GPU-memory usage (my ... |
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Hokan |
Graphics |
5 |
4,812 |
08-05-2015, 05:58 PM |
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Thread: [PARTLY SOLVED] Sky/horizon colour blenging glitch
Post: RE: Sky/horizon colour blenging glitch
| Thanks! Works like charm.
Will this flag tremendously increace memory usage, like twice (8-bit per colour to 16)? I've tested just sky/horizon and two suns rendering with Process Explorer and didn't f... |
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Hokan |
Graphics |
5 |
4,812 |
08-04-2015, 05:10 PM |
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Thread: [PARTLY SOLVED] Sky/horizon colour blenging glitch
Post: [PARTLY SOLVED] Sky/horizon colour blenging glitch
| For atmospheric sky EE blends sky and horizon colours fine only for complimentary colours.
[img]http://imageshack.com/a/img912/5092/SNLF8j.png[/img]
If I set sky/horizon colours close (by RGB) to eac... |
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Hokan |
Graphics |
5 |
4,812 |
08-03-2015, 07:05 PM |
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Thread: [SOLVED] RGB to HSB conversion formula
Post: RE: RGB to HSB conversion formula
| Thanks for answer, I'm not a source licence owner, but it seems that EE conversion works like:
RGB -> regular HSB/HSV -> (h, s, v)
EE_h = h / 360
EE_s = s
EE_v = v * 255
Consider this question ... |
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Hokan |
Graphics |
2 |
5,153 |
07-26-2015, 11:04 AM |
