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TINYGL: Add support for 4-bytes words in FrameBuffer::clear{,Region}

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This commit is contained in:
Vincent Pelletier 2016-07-28 23:28:37 +00:00
parent 7e51d78480
commit 8cd029aac7
1 changed files with 22 additions and 4 deletions
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26
graphics/tinygl/zbuffer.cpp
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@ -160,8 +160,17 @@ void FrameBuffer::clear(int clearZ, int z, int clearColor, int r, int g, int b)
// All "color" bytes are identical, use memset (fast)
memset(pp, colorc[0], this->linesize * this->ysize);
} else {
// Cannot use memset, use a variant working on shorts (slow)
memset_s(pp, color, this->xsize * this->ysize);
// Cannot use memset, use a variant working on shorts/ints (slow)
switch(this->pixelbytes) {
case 2:
memset_s(pp, color, this->xsize * this->ysize);
break;
case 4:
memset_l(pp, color, this->xsize * this->ysize);
break;
default:
error("Unsupported pixel size %i", this->pixelbytes);
}
}
}
}
@ -201,9 +210,18 @@ void FrameBuffer::clearRegion(int x, int y, int w, int h, int clearZ, int z, int
pp += this->linesize;
}
} else {
// Cannot use memset, use a variant working on shorts (slow)
// Cannot use memset, use a variant working on shorts/ints (slow)
while (height--) {
memset_s(pp, color, w);
switch(this->pixelbytes) {
case 2:
memset_s(pp, color, w);
break;
case 4:
memset_l(pp, color, w);
break;
default:
error("Unsupported pixel size %i", this->pixelbytes);
}
pp += this->linesize;
}
}