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Add: A 32 bpp blitter that uses the animation buffer from the video backend to speed up palette animation.

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This commit is contained in:
Michael Lutz
2021-01-16 16:43:44 +01:00
parent ae7c63cc35
commit 94d8acb7d0
7 changed files with 607 additions and 3 deletions
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12
src/blitter/32bpp_optimized.cpp
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@@ -252,7 +252,7 @@ void Blitter_32bppOptimized::Draw(Blitter::BlitterParams *bp, BlitterMode mode,
}
}
Sprite *Blitter_32bppOptimized::Encode(const SpriteLoader::Sprite *sprite, AllocatorProc *allocator)
template <bool Tpal_to_rgb> Sprite *Blitter_32bppOptimized::EncodeInternal(const SpriteLoader::Sprite *sprite, AllocatorProc *allocator)
{
/* streams of pixels (a, r, g, b channels)
*
@@ -322,7 +322,7 @@ Sprite *Blitter_32bppOptimized::Encode(const SpriteLoader::Sprite *sprite, Alloc
if (a != 0) {
dst_px->a = a;
*dst_n = src->m;
if (src->m != 0) {
if (Tpal_to_rgb && src->m != 0) {
/* Get brightest value */
uint8 rgb_max = std::max({src->r, src->g, src->b});
@@ -397,3 +397,11 @@ Sprite *Blitter_32bppOptimized::Encode(const SpriteLoader::Sprite *sprite, Alloc
return dest_sprite;
}
template Sprite *Blitter_32bppOptimized::EncodeInternal<true>(const SpriteLoader::Sprite *sprite, AllocatorProc *allocator);
template Sprite *Blitter_32bppOptimized::EncodeInternal<false>(const SpriteLoader::Sprite *sprite, AllocatorProc *allocator);
Sprite *Blitter_32bppOptimized::Encode(const SpriteLoader::Sprite *sprite, AllocatorProc *allocator)
{
return this->EncodeInternal<true>(sprite, allocator);
}