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Type: Posts; User: michpre

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  1. Replies
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    how to Alpha blend two images to one image?

    Hey

    I would like to load about 2 BMP frames (2 layers of one image) to device
    and then Alpha Blending the layers to one image (ie put image B on top of image A (ex A is a background image and B...
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    k is constant 0.5 alpha is per pixel

    k is constant 0.5
    alpha is per pixel
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    1,685

    Thanks F chose the visible pixel from the all...

    Thanks

    F chose the visible pixel from the all layers and put it in ouput image (here rgmb_main_raster is output image)
    rgb_main_raster[i]=rgb_main_raster[i]*(1-alpha)+layer_rgb[i]*alpha+k;
    ...
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    1,685

    Thanks to be more specific I run over the...

    Thanks

    to be more specific
    I run over the layer
    for (...each layer...){
    for (...image Width...){
    for (....image Height...)
    {
    ouputImage += F(x,y,Layer)...
  5. Replies
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    1,685

    How to load 30 BMP frames to device ?

    Hey

    I would like to load about 30 BMP frames (30 layers of one image) to device
    and then merge the layers to one image .
    I would like to do that (only the merging) with openGL (in order to...
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