CPC G09G 5/395 (2013.01) [A63F 13/52 (2014.09); G09G 5/005 (2013.01); G09G 2320/0666 (2013.01); G09G 2320/0673 (2013.01); G09G 2340/12 (2013.01); G09G 2360/18 (2013.01); G09G 2370/02 (2013.01)] | 11 Claims |
1. An image generation apparatus comprising:
an image data generating section configured to generate data of a display image;
a frame buffer configured to store data of an image generated;
a format control section configured to, in a case where the image data generating section executes alpha compositing of a plurality of images, switch a data format of pixel values to be stored in the frame buffer; and
an output section configured to read the data of the image from the frame buffer, convert the data into a format corresponding to a display, and output resulting data,
wherein the format control section switches the data format by changing:
whether a decimal point of the data to be stored is fixed or floats, and
the number of bits to be assigned to each color.
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