Created template version of sprite drawers

This commit is contained in:
Magnus Norddahl 2017-02-24 16:52:13 +01:00
parent d3812e32f8
commit 51b872b30b
2 changed files with 457 additions and 1 deletions

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@ -40,7 +40,7 @@
#include "swrenderer/viewport/r_viewport.h"
#include "swrenderer/scene/r_light.h"
#include "r_draw_wall32_sse2.h"
#include "r_draw_sprite32.h"
#include "r_draw_sprite32_sse2.h"
#include "r_draw_span32_sse2.h"
#include "r_draw_sky32.h"

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/*
** Drawer commands for sprites
** Copyright (c) 2016 Magnus Norddahl
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any damages
** arising from the use of this software.
**
** Permission is granted to anyone to use this software for any purpose,
** including commercial applications, and to alter it and redistribute it
** freely, subject to the following restrictions:
**
** 1. The origin of this software must not be misrepresented; you must not
** claim that you wrote the original software. If you use this software
** in a product, an acknowledgment in the product documentation would be
** appreciated but is not required.
** 2. Altered source versions must be plainly marked as such, and must not be
** misrepresented as being the original software.
** 3. This notice may not be removed or altered from any source distribution.
**
*/
#pragma once
#include "swrenderer/drawers/r_draw_rgba.h"
#include "swrenderer/viewport/r_walldrawer.h"
namespace swrenderer
{
namespace DrawSprite32TModes
{
enum class SpriteBlendModes { Copy, Opaque, Shaded, AddClamp, SubClamp, RevSubClamp };
struct CopySprite { static const int Mode = (int)SpriteBlendModes::Copy; };
struct OpaqueSprite { static const int Mode = (int)SpriteBlendModes::Opaque; };
struct ShadedSprite { static const int Mode = (int)SpriteBlendModes::Shaded; };
struct AddClampSprite { static const int Mode = (int)SpriteBlendModes::AddClamp; };
struct SubClampSprite { static const int Mode = (int)SpriteBlendModes::SubClamp; };
struct RevSubClampSprite { static const int Mode = (int)SpriteBlendModes::RevSubClamp; };
enum class FilterModes { Nearest, Linear };
struct NearestFilter { static const int Mode = (int)FilterModes::Nearest; };
struct LinearFilter { static const int Mode = (int)FilterModes::Linear; };
enum class ShadeMode { Simple, Advanced };
struct SimpleShade { static const int Mode = (int)ShadeMode::Simple; };
struct AdvancedShade { static const int Mode = (int)ShadeMode::Advanced; };
enum class SpriteSamplers { Texture, Fill, Shaded, Translated };
struct TextureSampler { static const int Mode = (int)SpriteSamplers::Texture; };
struct FillSampler { static const int Mode = (int)SpriteSamplers::Fill; };
struct ShadedSampler { static const int Mode = (int)SpriteSamplers::Shaded; };
struct TranslatedSampler { static const int Mode = (int)SpriteSamplers::Translated; };
}
template<typename BlendT, typename SamplerT>
class DrawSprite32T : public DrawerCommand
{
protected:
SpriteDrawerArgs args;
public:
DrawSprite32T(const SpriteDrawerArgs &drawerargs) : args(drawerargs) { }
void Execute(DrawerThread *thread) override
{
using namespace DrawSprite32TModes;
auto shade_constants = args.ColormapConstants();
if (SamplerT::Mode == (int)SpriteSamplers::Texture)
{
const uint32_t *source2 = (const uint32_t*)args.TexturePixels2();
bool is_nearest_filter = (source2 == nullptr);
if (shade_constants.simple_shade)
{
if (is_nearest_filter)
Loop<SimpleShade, NearestFilter>(thread, shade_constants);
else
Loop<SimpleShade, LinearFilter>(thread, shade_constants);
}
else
{
if (is_nearest_filter)
Loop<AdvancedShade, NearestFilter>(thread, shade_constants);
else
Loop<AdvancedShade, LinearFilter>(thread, shade_constants);
}
}
else // no linear filtering for translated, shaded or fill
{
if (shade_constants.simple_shade)
{
Loop<SimpleShade, NearestFilter>(thread, shade_constants);
}
else
{
Loop<AdvancedShade, NearestFilter>(thread, shade_constants);
}
}
}
template<typename ShadeModeT, typename FilterModeT>
void Loop(DrawerThread *thread, ShadeConstants shade_constants)
{
using namespace DrawSprite32TModes;
const uint32_t *source;
const uint32_t *source2;
const uint8_t *colormap;
const uint32_t *translation;
if (SamplerT::Mode == (int)SpriteSamplers::Shaded || SamplerT::Mode == (int)SpriteSamplers::Translated)
{
source = (const uint32_t*)args.TexturePixels();
source2 = nullptr;
colormap = args.Colormap();
translation = (const uint32_t*)args.TranslationMap();
}
else
{
source = (const uint32_t*)args.TexturePixels();
source2 = (const uint32_t*)args.TexturePixels2();
colormap = nullptr;
translation = nullptr;
}
int textureheight = args.TextureHeight();
uint32_t one = ((0x80000000 + textureheight - 1) / textureheight) * 2 + 1;
// Shade constants
__m128i dynlight = _mm_cvtsi32_si128(args.DynamicLight());
dynlight = _mm_unpacklo_epi8(dynlight, _mm_setzero_si128());
dynlight = _mm_shuffle_epi32(dynlight, _MM_SHUFFLE(1, 0, 1, 0));
int light = 256 - (args.Light() >> (FRACBITS - 8));
__m128i mlight = _mm_set_epi16(256, light, light, light, 256, light, light, light);
__m128i inv_desaturate, shade_fade, shade_light;
int desaturate;
__m128i lightcontrib;
if (ShadeModeT::Mode == (int)ShadeMode::Advanced)
{
__m128i inv_light = _mm_set_epi16(0, 256 - light, 256 - light, 256 - light, 0, 256 - light, 256 - light, 256 - light);
inv_desaturate = _mm_setr_epi16(256, 256 - shade_constants.desaturate, 256 - shade_constants.desaturate, 256 - shade_constants.desaturate, 256, 256 - shade_constants.desaturate, 256 - shade_constants.desaturate, 256 - shade_constants.desaturate);
shade_fade = _mm_set_epi16(shade_constants.fade_alpha, shade_constants.fade_red, shade_constants.fade_green, shade_constants.fade_blue, shade_constants.fade_alpha, shade_constants.fade_red, shade_constants.fade_green, shade_constants.fade_blue);
shade_fade = _mm_mullo_epi16(shade_fade, inv_light);
shade_light = _mm_set_epi16(shade_constants.light_alpha, shade_constants.light_red, shade_constants.light_green, shade_constants.light_blue, shade_constants.light_alpha, shade_constants.light_red, shade_constants.light_green, shade_constants.light_blue);
desaturate = shade_constants.desaturate;
lightcontrib = _mm_min_epi16(_mm_add_epi16(mlight, dynlight), _mm_set1_epi16(256));
lightcontrib = _mm_sub_epi16(lightcontrib, mlight);
}
else
{
inv_desaturate = _mm_setzero_si128();
shade_fade = _mm_setzero_si128();
shade_fade = _mm_setzero_si128();
shade_light = _mm_setzero_si128();
desaturate = 0;
lightcontrib = _mm_setzero_si128();
mlight = _mm_min_epi16(_mm_add_epi16(mlight, dynlight), _mm_set1_epi16(256));
}
int count = args.Count();
int pitch = RenderViewport::Instance()->RenderTarget->GetPitch();
uint32_t fracstep = args.TextureVStep();
uint32_t frac = args.TextureVPos();
uint32_t texturefracx = args.TextureUPos();
uint32_t *dest = (uint32_t*)args.Dest();
int dest_y = args.DestY();
count = thread->count_for_thread(dest_y, count);
if (count <= 0) return;
frac += thread->skipped_by_thread(dest_y) * fracstep;
dest = thread->dest_for_thread(dest_y, pitch, dest);
fracstep *= thread->num_cores;
pitch *= thread->num_cores;
if (FilterModeT::Mode == (int)FilterModes::Linear)
{
frac -= one / 2;
}
uint32_t srcalpha = args.SrcAlpha() >> (FRACBITS - 8);
uint32_t destalpha = args.DestAlpha() >> (FRACBITS - 8);
uint32_t srccolor = args.SrcColorBgra();
uint32_t color = LightBgra::shade_pal_index_simple(args.SolidColor(), light);
int ssecount = count / 2;
for (int index = 0; index < ssecount; index++)
{
int offset = index * pitch * 2;
uint32_t desttmp[2];
desttmp[0] = dest[offset];
desttmp[1] = dest[offset + pitch];
__m128i bgcolor;
if (BlendT::Mode != (int)SpriteBlendModes::Opaque && BlendT::Mode != (int)SpriteBlendModes::Copy)
{
bgcolor = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i*)desttmp), _mm_setzero_si128());
}
else
{
bgcolor = _mm_setzero_si128();
}
unsigned int ifgcolor[2], ifgshade[2];
ifgcolor[0] = Sample<FilterModeT>(frac, source, source2, translation, textureheight, one, texturefracx, color, srccolor);
ifgshade[0] = SampleShade(frac, source, colormap);
frac += fracstep;
ifgcolor[1] = Sample<FilterModeT>(frac, source, source2, translation, textureheight, one, texturefracx, color, srccolor);
ifgshade[1] = SampleShade(frac, source, colormap);
frac += fracstep;
__m128i fgcolor = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i*)ifgcolor), _mm_setzero_si128());
fgcolor = Shade<ShadeModeT>(fgcolor, mlight, ifgcolor[0], ifgcolor[1], desaturate, inv_desaturate, shade_fade, shade_light, lightcontrib);
__m128i outcolor = Blend(fgcolor, bgcolor, ifgcolor[0], ifgcolor[1], ifgshade[0], ifgshade[1], srcalpha, destalpha);
_mm_storel_epi64((__m128i*)desttmp, outcolor);
dest[offset] = desttmp[0];
dest[offset + pitch] = desttmp[1];
}
if (ssecount * 2 != count)
{
int index = ssecount * 2;
int offset = index * pitch;
__m128i bgcolor;
if (BlendT::Mode != (int)SpriteBlendModes::Opaque && BlendT::Mode != (int)SpriteBlendModes::Copy)
{
bgcolor = _mm_unpacklo_epi8(_mm_cvtsi32_si128(dest[offset]), _mm_setzero_si128());
}
else
{
bgcolor = _mm_setzero_si128();
}
// Sample
unsigned int ifgcolor[2], ifgshade[2];
ifgcolor[0] = Sample<FilterModeT>(frac, source, source2, translation, textureheight, one, texturefracx, color, srccolor);
ifgcolor[1] = 0;
ifgshade[0] = SampleShade(frac, source, colormap);
ifgshade[1] = 0;
__m128i fgcolor = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i*)ifgcolor), _mm_setzero_si128());
fgcolor = Shade<ShadeModeT>(fgcolor, mlight, ifgcolor[0], ifgcolor[1], desaturate, inv_desaturate, shade_fade, shade_light, lightcontrib);
__m128i outcolor = Blend(fgcolor, bgcolor, ifgcolor[0], ifgcolor[1], ifgshade[0], ifgshade[1], srcalpha, destalpha);
dest[offset] = _mm_cvtsi128_si32(outcolor);
}
}
template<typename FilterModeT>
unsigned int Sample(uint32_t frac, const uint32_t *source, const uint32_t *source2, const uint32_t *translation, int textureheight, uint32_t one, uint32_t texturefracx, uint32_t color, uint32_t srccolor)
{
using namespace DrawSprite32TModes;
if (SamplerT::Mode == (int)SpriteSamplers::Shaded)
{
return color;
}
else if (SamplerT::Mode == (int)SpriteSamplers::Translated)
{
const uint8_t *sourcepal = (const uint8_t *)source;
return translation[sourcepal[frac >> FRACBITS]];
}
else if (SamplerT::Mode == (int)SpriteSamplers::Fill)
{
return srccolor;
}
else if (FilterModeT::Mode == (int)FilterModes::Nearest)
{
int sample_index = (((frac << 2) >> FRACBITS) * textureheight) >> FRACBITS;
return source[sample_index];
}
else
{
// Clamp to edge
unsigned int frac_y0 = (clamp<unsigned int>(frac, 0, 1 << 30) >> (FRACBITS - 2)) * textureheight;
unsigned int frac_y1 = (clamp<unsigned int>(frac + one, 0, 1 << 30) >> (FRACBITS - 2)) * textureheight;
unsigned int y0 = frac_y0 >> FRACBITS;
unsigned int y1 = frac_y1 >> FRACBITS;
unsigned int p00 = source[y0];
unsigned int p01 = source[y1];
unsigned int p10 = source2[y0];
unsigned int p11 = source2[y1];
unsigned int inv_b = texturefracx;
unsigned int inv_a = (frac_y1 >> (FRACBITS - 4)) & 15;
unsigned int a = 16 - inv_a;
unsigned int b = 16 - inv_b;
unsigned int sred = (RPART(p00) * (a * b) + RPART(p01) * (inv_a * b) + RPART(p10) * (a * inv_b) + RPART(p11) * (inv_a * inv_b) + 127) >> 8;
unsigned int sgreen = (GPART(p00) * (a * b) + GPART(p01) * (inv_a * b) + GPART(p10) * (a * inv_b) + GPART(p11) * (inv_a * inv_b) + 127) >> 8;
unsigned int sblue = (BPART(p00) * (a * b) + BPART(p01) * (inv_a * b) + BPART(p10) * (a * inv_b) + BPART(p11) * (inv_a * inv_b) + 127) >> 8;
unsigned int salpha = (APART(p00) * (a * b) + APART(p01) * (inv_a * b) + APART(p10) * (a * inv_b) + APART(p11) * (inv_a * inv_b) + 127) >> 8;
return (salpha << 24) | (sred << 16) | (sgreen << 8) | sblue;
}
}
unsigned int SampleShade(uint32_t frac, const uint32_t *source, const uint8_t *colormap)
{
using namespace DrawSprite32TModes;
if (SamplerT::Mode == (int)SpriteSamplers::Shaded)
{
const uint8_t *sourcepal = (const uint8_t *)source;
unsigned int sampleshadeout = colormap[sourcepal[frac >> FRACBITS]];
return clamp<unsigned int>(sampleshadeout, 0, 64) * 4;
}
else
{
return 0;
}
}
template<typename ShadeModeT>
__m128i Shade(__m128i fgcolor, __m128i mlight, unsigned int ifgcolor0, unsigned int ifgcolor1, int desaturate, __m128i inv_desaturate, __m128i shade_fade, __m128i shade_light, __m128i lightcontrib)
{
using namespace DrawSprite32TModes;
if (BlendT::Mode == (int)SpriteBlendModes::Copy || BlendT::Mode == (int)SpriteBlendModes::Shaded)
return fgcolor;
if (ShadeModeT::Mode == (int)ShadeMode::Simple)
{
fgcolor = _mm_srli_epi16(_mm_mullo_epi16(fgcolor, mlight), 8);
return fgcolor;
}
else
{
__m128i lit_dynlight = _mm_srli_epi16(_mm_mullo_epi16(fgcolor, lightcontrib), 8);
int blue0 = BPART(ifgcolor0);
int green0 = GPART(ifgcolor0);
int red0 = RPART(ifgcolor0);
int intensity0 = ((red0 * 77 + green0 * 143 + blue0 * 37) >> 8) * desaturate;
int blue1 = BPART(ifgcolor1);
int green1 = GPART(ifgcolor1);
int red1 = RPART(ifgcolor1);
int intensity1 = ((red1 * 77 + green1 * 143 + blue1 * 37) >> 8) * desaturate;
__m128i intensity = _mm_set_epi16(0, intensity1, intensity1, intensity1, 0, intensity0, intensity0, intensity0);
fgcolor = _mm_srli_epi16(_mm_add_epi16(_mm_mullo_epi16(fgcolor, inv_desaturate), intensity), 8);
fgcolor = _mm_mullo_epi16(fgcolor, mlight);
fgcolor = _mm_srli_epi16(_mm_add_epi16(shade_fade, fgcolor), 8);
fgcolor = _mm_srli_epi16(_mm_mullo_epi16(fgcolor, shade_light), 8);
fgcolor = _mm_add_epi16(fgcolor, lit_dynlight);
fgcolor = _mm_min_epi16(fgcolor, _mm_set1_epi16(256));
return fgcolor;
}
}
__m128i Blend(__m128i fgcolor, __m128i bgcolor, unsigned int ifgcolor0, unsigned int ifgcolor1, unsigned int ifgshade0, unsigned int ifgshade1, uint32_t srcalpha, uint32_t destalpha)
{
using namespace DrawSprite32TModes;
if (BlendT::Mode == (int)SpriteBlendModes::Opaque)
{
__m128i outcolor = fgcolor;
outcolor = _mm_packus_epi16(outcolor, _mm_setzero_si128());
return outcolor;
}
else if (BlendT::Mode == (int)SpriteBlendModes::Shaded)
{
__m128i alpha = _mm_set_epi16(ifgshade1, ifgshade1, ifgshade1, ifgshade1, ifgshade0, ifgshade0, ifgshade0, ifgshade0);
__m128i inv_alpha = _mm_sub_epi16(_mm_set1_epi16(256), alpha);
fgcolor = _mm_mullo_epi16(fgcolor, alpha);
bgcolor = _mm_mullo_epi16(bgcolor, inv_alpha);
__m128i outcolor = _mm_srli_epi16(_mm_add_epi16(fgcolor, bgcolor), 8);
outcolor = _mm_packus_epi16(outcolor, _mm_setzero_si128());
outcolor = _mm_or_si128(outcolor, _mm_set1_epi32(0xff000000));
return outcolor;
}
else
{
uint32_t alpha0 = APART(ifgcolor0);
uint32_t alpha1 = APART(ifgcolor1);
alpha0 += alpha0 >> 7; // 255->256
alpha1 += alpha1 >> 7; // 255->256
uint32_t inv_alpha0 = 256 - alpha0;
uint32_t inv_alpha1 = 256 - alpha1;
uint32_t bgalpha0 = (destalpha * alpha0 + (inv_alpha0 << 8) + 128) >> 8;
uint32_t bgalpha1 = (destalpha * alpha1 + (inv_alpha1 << 8) + 128) >> 8;
uint32_t fgalpha0 = (srcalpha * alpha0 + 128) >> 8;
uint32_t fgalpha1 = (srcalpha * alpha1 + 128) >> 8;
__m128i bgalpha = _mm_set_epi16(bgalpha1, bgalpha1, bgalpha1, bgalpha1, bgalpha0, bgalpha0, bgalpha0, bgalpha0);
__m128i fgalpha = _mm_set_epi16(fgalpha1, fgalpha1, fgalpha1, fgalpha1, fgalpha0, fgalpha0, fgalpha0, fgalpha0);
fgcolor = _mm_mullo_epi16(fgcolor, fgalpha);
bgcolor = _mm_mullo_epi16(bgcolor, bgalpha);
__m128i fg_lo = _mm_unpacklo_epi16(fgcolor, _mm_setzero_si128());
__m128i bg_lo = _mm_unpacklo_epi16(bgcolor, _mm_setzero_si128());
__m128i fg_hi = _mm_unpackhi_epi16(fgcolor, _mm_setzero_si128());
__m128i bg_hi = _mm_unpackhi_epi16(bgcolor, _mm_setzero_si128());
__m128i out_lo, out_hi;
if (BlendT::Mode == (int)SpriteBlendModes::AddClamp)
{
out_lo = _mm_add_epi32(fg_lo, bg_lo);
out_hi = _mm_add_epi32(fg_hi, bg_hi);
}
else if (BlendT::Mode == (int)SpriteBlendModes::SubClamp)
{
out_lo = _mm_sub_epi32(fg_lo, bg_lo);
out_hi = _mm_sub_epi32(fg_hi, bg_hi);
}
else if (BlendT::Mode == (int)SpriteBlendModes::RevSubClamp)
{
out_lo = _mm_sub_epi32(bg_lo, fg_lo);
out_hi = _mm_sub_epi32(bg_hi, fg_hi);
}
out_lo = _mm_srai_epi32(out_lo, 8);
out_hi = _mm_srai_epi32(out_hi, 8);
__m128i outcolor = _mm_packs_epi32(out_lo, out_hi);
outcolor = _mm_packus_epi16(outcolor, _mm_setzero_si128());
outcolor = _mm_or_si128(outcolor, _mm_set1_epi32(0xff000000));
return outcolor;
}
}
FString DebugInfo() override { return "DrawSprite32T"; }
};
typedef DrawSprite32T<DrawSprite32TModes::CopySprite, DrawSprite32TModes::TextureSampler> DrawSpriteCopy32Command;
typedef DrawSprite32T<DrawSprite32TModes::OpaqueSprite, DrawSprite32TModes::TextureSampler> DrawSprite32Command;
typedef DrawSprite32T<DrawSprite32TModes::AddClampSprite, DrawSprite32TModes::TextureSampler> DrawSpriteAddClamp32Command;
typedef DrawSprite32T<DrawSprite32TModes::SubClampSprite, DrawSprite32TModes::TextureSampler> DrawSpriteSubClamp32Command;
typedef DrawSprite32T<DrawSprite32TModes::RevSubClampSprite, DrawSprite32TModes::TextureSampler> DrawSpriteRevSubClamp32Command;
typedef DrawSprite32T<DrawSprite32TModes::OpaqueSprite, DrawSprite32TModes::FillSampler> FillSprite32Command;
typedef DrawSprite32T<DrawSprite32TModes::AddClampSprite, DrawSprite32TModes::FillSampler> FillSpriteAddClamp32Command;
typedef DrawSprite32T<DrawSprite32TModes::SubClampSprite, DrawSprite32TModes::FillSampler> FillSpriteSubClamp32Command;
typedef DrawSprite32T<DrawSprite32TModes::RevSubClampSprite, DrawSprite32TModes::FillSampler> FillSpriteRevSubClamp32Command;
typedef DrawSprite32T<DrawSprite32TModes::ShadedSprite, DrawSprite32TModes::ShadedSampler> DrawSpriteShaded32Command;
typedef DrawSprite32T<DrawSprite32TModes::OpaqueSprite, DrawSprite32TModes::TranslatedSampler> DrawSpriteTranslated32Command;
typedef DrawSprite32T<DrawSprite32TModes::AddClampSprite, DrawSprite32TModes::TranslatedSampler> DrawSpriteTranslatedAddClamp32Command;
typedef DrawSprite32T<DrawSprite32TModes::SubClampSprite, DrawSprite32TModes::TranslatedSampler> DrawSpriteTranslatedSubClamp32Command;
typedef DrawSprite32T<DrawSprite32TModes::RevSubClampSprite, DrawSprite32TModes::TranslatedSampler> DrawSpriteTranslatedRevSubClamp32Command;
}