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examples: fixed an incorrect buffer size.

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adjusted the size according to the offsets.
This commit is contained in:
Hermet Park 2024-09-30 16:57:29 +09:00
parent 1a795e2ed4
commit ff2cacd25d
1 changed files with 5 additions and 1 deletions
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6
examples/MultiCanvas.cpp
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@ -103,7 +103,11 @@ void runSw()
for (int counter = 0; counter < NUM_PER_LINE * NUM_PER_LINE; ++counter) {
auto canvas = tvg::SwCanvas::gen();
tvgexam::verify(canvas->target((uint32_t*)surface->pixels + SIZE * (counter / NUM_PER_LINE) * (surface->pitch / 4) + (counter % NUM_PER_LINE) * SIZE, surface->w, surface->pitch / 4, surface->h, tvg::SwCanvas::ARGB8888));
auto offx = (counter % NUM_PER_LINE) * SIZE;
auto offy = SIZE * (counter / NUM_PER_LINE);
auto w = surface->w - offx;
auto h = surface->h - offy;
tvgexam::verify(canvas->target((uint32_t*)surface->pixels + offy * (surface->pitch / 4) + offx, surface->pitch / 4, w, h, tvg::SwCanvas::ARGB8888));
content(canvas.get());
if (tvgexam::verify(canvas->draw())) {
tvgexam::verify(canvas->sync());