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Added DrawSlabPalCommand and rewrote the actual for loop so nobody can say it came from build..

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This commit is contained in:
Magnus Norddahl 2016-12-06 18:31:26 +01:00
parent 6054db0d86
commit d8f805ddc9
2 changed files with 41 additions and 0 deletions
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30
src/r_draw_pal.cpp
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@ -2286,11 +2286,41 @@ namespace swrenderer
/////////////////////////////////////////////////////////////////////////
DrawSlabPalCommand::DrawSlabPalCommand(int dx, fixed_t v, int dy, fixed_t vi, const uint8_t *vptr, uint8_t *p, const uint8_t *colormap)
: _dx(dx), _v(v), _dy(dy), _vi(vi), _vptr(vptr), _p(p), _colormap(colormap)
{
using namespace drawerargs;
_pitch = dc_pitch;
_start_y = static_cast<int>((p - dc_destorg) / dc_pitch);
}
void DrawSlabPalCommand::Execute(DrawerThread *thread)
{
int count = _dy;
uint8_t *dest = _p;
int pitch = _pitch;
int width = _dx;
const uint8_t *colormap = _colormap;
const uint8_t *source = _vptr;
fixed_t fracpos = _v;
fixed_t iscale = _vi;
count = thread->count_for_thread(_start_y, count);
dest = thread->dest_for_thread(_start_y, pitch, dest);
fracpos += iscale * thread->skipped_by_thread(_start_y);
iscale *= thread->num_cores;
pitch *= thread->num_cores;
while (count > 0)
{
uint8_t color = colormap[source[fracpos >> FRACBITS]];
for (int x = 0; x < width; x++)
dest[x] = color;
dest += pitch;
fracpos += iscale;
count--;
}
}
/////////////////////////////////////////////////////////////////////////

11
src/r_draw_pal.h
View file

@ -195,6 +195,17 @@ namespace swrenderer
public:
DrawSlabPalCommand(int dx, fixed_t v, int dy, fixed_t vi, const uint8_t *vptr, uint8_t *p, const uint8_t *colormap);
void Execute(DrawerThread *thread) override;
private:
int _dx;
fixed_t _v;
int _dy;
fixed_t _vi;
const uint8_t *_vptr;
uint8_t *_p;
const uint8_t *_colormap;
int _pitch;
int _start_y;
};
class DrawFogBoundaryLinePalCommand : public PalSpanCommand