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spark: fix transparent icon blitting

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no, the CFrameBuffer::blit2FB() API is *not* intuitive
(transp == true means: no transparency...)
This commit is contained in:
Stefan Seyfried
2012-04-04 10:54:09 +02:00
parent b8379ebbc6
commit 20f20c8511
2 changed files with 4 additions and 4 deletions
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4
src/driver/framebuffer_spark.cpp
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@@ -934,7 +934,7 @@ _display:
paintBoxRel(x, yy, width, height, colBg);
/* to make sure backbuffer is already blitted completely... */
waitForIdle();
blit2FB(data, width, height, x, yy, 0, 0, true);
blit2FB(data, width, height, x, yy, 0, 0);
return true;
}
@@ -1408,7 +1408,7 @@ void CFrameBuffer::blit2FB(void *fbbuff, uint32_t width, uint32_t height, uint32
size_t mem_sz = width * height * sizeof(fb_pixel_t);
unsigned long ulFlags = 0;
if (transp) /* transp == true means: color "0x0" is transparent (??) */
if (!transp) /* transp == false (default) means: color "0x0" is transparent (??) */
ulFlags = BLT_OP_FLAGS_BLEND_SRC_ALPHA|BLT_OP_FLAGS_BLEND_DST_MEMORY; // we need alpha blending
if (fbbuff != backbuffer)