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Add: 32bpp SSE2 blitter palette animator (#6795)

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Create a new blitter mode: 32bpp-sse2-anim, which is 32bpp-anim + this.
32bpp-sse2-anim is now used by default where 32bpp-anim would have been.
Also use this with the 32bpp-sse4-anim blitter.

See issue #6469.
This commit is contained in:
Jonathan G Rennison
2018-05-23 09:55:04 +01:00
committed by PeterN
parent 306b999cf4
commit 17257b9620
18 changed files with 259 additions and 44 deletions
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44
src/blitter/32bpp_anim.cpp
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@@ -22,7 +22,7 @@ static FBlitter_32bppAnim iFBlitter_32bppAnim;
Blitter_32bppAnim::~Blitter_32bppAnim()
{
free(this->anim_buf);
free(this->anim_alloc);
}
template <BlitterMode mode>
@@ -39,8 +39,7 @@ inline void Blitter_32bppAnim::Draw(const Blitter::BlitterParams *bp, ZoomLevel
}
Colour *dst = (Colour *)bp->dst + bp->top * bp->pitch + bp->left;
assert(_screen.pitch == this->anim_buf_pitch); // precondition for translating 'bp->dst' into an 'anim_buf' offset below.
uint16 *anim = this->anim_buf + ((uint32 *)bp->dst - (uint32 *)_screen.dst_ptr) + bp->top * this->anim_buf_pitch + bp->left;
uint16 *anim = this->anim_buf + this->ScreenToAnimOffset((uint32 *)bp->dst) + bp->top * this->anim_buf_pitch + bp->left;
const byte *remap = bp->remap; // store so we don't have to access it via bp everytime
@@ -280,8 +279,7 @@ void Blitter_32bppAnim::DrawColourMappingRect(void *dst, int width, int height,
}
Colour *udst = (Colour *)dst;
assert(_screen.pitch == this->anim_buf_pitch); // precondition for translating 'dst' into an 'anim_buf' offset below.
uint16 *anim = this->anim_buf + ((uint32 *)dst - (uint32 *)_screen.dst_ptr);
uint16 *anim = this->anim_buf + this->ScreenToAnimOffset((uint32 *)dst);
if (pal == PALETTE_TO_TRANSPARENT) {
do {
@@ -319,8 +317,8 @@ void Blitter_32bppAnim::SetPixel(void *video, int x, int y, uint8 colour)
/* Set the colour in the anim-buffer too, if we are rendering to the screen */
if (_screen_disable_anim) return;
assert(_screen.pitch == this->anim_buf_pitch); // precondition for translating 'video' into an 'anim_buf' offset below.
this->anim_buf[((uint32 *)video - (uint32 *)_screen.dst_ptr) + x + y * this->anim_buf_pitch] = colour | (DEFAULT_BRIGHTNESS << 8);
this->anim_buf[this->ScreenToAnimOffset((uint32 *)video) + x + y * this->anim_buf_pitch] = colour | (DEFAULT_BRIGHTNESS << 8);
}
void Blitter_32bppAnim::DrawRect(void *video, int width, int height, uint8 colour)
@@ -332,8 +330,7 @@ void Blitter_32bppAnim::DrawRect(void *video, int width, int height, uint8 colou
}
Colour colour32 = LookupColourInPalette(colour);
assert(_screen.pitch == this->anim_buf_pitch); // precondition for translating 'video' into an 'anim_buf' offset below.
uint16 *anim_line = ((uint32 *)video - (uint32 *)_screen.dst_ptr) + this->anim_buf;
uint16 *anim_line = this->ScreenToAnimOffset((uint32 *)video) + this->anim_buf;
do {
Colour *dst = (Colour *)video;
@@ -357,8 +354,7 @@ void Blitter_32bppAnim::CopyFromBuffer(void *video, const void *src, int width,
assert(video >= _screen.dst_ptr && video <= (uint32 *)_screen.dst_ptr + _screen.width + _screen.height * _screen.pitch);
Colour *dst = (Colour *)video;
const uint32 *usrc = (const uint32 *)src;
assert(_screen.pitch == this->anim_buf_pitch); // precondition for translating 'video' into an 'anim_buf' offset below.
uint16 *anim_line = ((uint32 *)video - (uint32 *)_screen.dst_ptr) + this->anim_buf;
uint16 *anim_line = this->ScreenToAnimOffset((uint32 *)video) + this->anim_buf;
for (; height > 0; height--) {
/* We need to keep those for palette animation. */
@@ -401,8 +397,7 @@ void Blitter_32bppAnim::CopyToBuffer(const void *video, void *dst, int width, in
if (this->anim_buf == NULL) return;
assert(_screen.pitch == this->anim_buf_pitch); // precondition for translating 'video' into an 'anim_buf' offset below.
const uint16 *anim_line = ((const uint32 *)video - (uint32 *)_screen.dst_ptr) + this->anim_buf;
const uint16 *anim_line = this->ScreenToAnimOffset((const uint32 *)video) + this->anim_buf;
for (; height > 0; height--) {
memcpy(udst, src, width * sizeof(uint32));
@@ -485,18 +480,22 @@ void Blitter_32bppAnim::PaletteAnimate(const Palette &palette)
Colour *dst = (Colour *)_screen.dst_ptr;
/* Let's walk the anim buffer and try to find the pixels */
const int width = this->anim_buf_width;
const int pitch_offset = _screen.pitch - width;
const int anim_pitch_offset = this->anim_buf_pitch - width;
for (int y = this->anim_buf_height; y != 0 ; y--) {
for (int x = this->anim_buf_width; x != 0 ; x--) {
uint colour = GB(*anim, 0, 8);
for (int x = width; x != 0 ; x--) {
uint16 value = *anim;
uint8 colour = GB(value, 0, 8);
if (colour >= PALETTE_ANIM_START) {
/* Update this pixel */
*dst = this->AdjustBrightness(LookupColourInPalette(colour), GB(*anim, 8, 8));
*dst = this->AdjustBrightness(LookupColourInPalette(colour), GB(value, 8, 8));
}
dst++;
anim++;
}
dst += _screen.pitch - this->anim_buf_width;
anim += this->anim_buf_pitch - this->anim_buf_width;
dst += pitch_offset;
anim += anim_pitch_offset;
}
/* Make sure the backend redraws the whole screen */
@@ -513,10 +512,13 @@ void Blitter_32bppAnim::PostResize()
if (_screen.width != this->anim_buf_width || _screen.height != this->anim_buf_height ||
_screen.pitch != this->anim_buf_pitch) {
/* The size of the screen changed; we can assume we can wipe all data from our buffer */
free(this->anim_buf);
free(this->anim_alloc);
this->anim_buf_width = _screen.width;
this->anim_buf_height = _screen.height;
this->anim_buf_pitch = _screen.pitch;
this->anim_buf = CallocT<uint16>(this->anim_buf_height * this->anim_buf_pitch);
this->anim_buf_pitch = (_screen.width + 7) & ~7;
this->anim_alloc = CallocT<uint16>(this->anim_buf_pitch * this->anim_buf_height + 8);
/* align buffer to next 16 byte boundary */
this->anim_buf = reinterpret_cast<uint16 *>((reinterpret_cast<uintptr_t>(this->anim_alloc) + 0xF) & (~0xF));
}
}