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Interpolate upwards-moving star BG
So that it's smooth at full FPS.
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parent
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commit
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1 changed files with 6 additions and 2 deletions
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@ -2101,13 +2101,17 @@ void Graphics::drawbackground( int t )
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FillRect(backBuffer,0x000000);
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FillRect(backBuffer,0x000000);
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for (int i = 0; i < 50; i++)
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for (int i = 0; i < 50; i++)
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{
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{
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stars[i].w = 2;
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stars[i].h = 2;
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SDL_Rect star_rect = stars[i];
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star_rect.y = lerp(star_rect.y + starsspeed[i], star_rect.y);
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if (starsspeed[i] <= 8)
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if (starsspeed[i] <= 8)
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{
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{
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FillRect(backBuffer, stars[i], getRGB(0x22, 0x22, 0x22));
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FillRect(backBuffer, star_rect, getRGB(0x22, 0x22, 0x22));
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}
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}
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else
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else
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{
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{
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FillRect(backBuffer, stars[i], getRGB(0x55, 0x55, 0x55));
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FillRect(backBuffer, star_rect, getRGB(0x55, 0x55, 0x55));
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}
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}
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}
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}
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break;
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break;
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