Mesen2/Core/NES/HdPacks/HdNesPack.cpp

651 lines
23 KiB
C++

#include "pch.h"
#include <algorithm>
#include <unordered_map>
#include "NES/HdPacks/HdNesPack.h"
#include "NES/HdPacks/HdPackLoader.h"
#include "NES/NesConsole.h"
#include "NES/BaseMapper.h"
#include "NES/NesDefaultVideoFilter.h"
#include "Shared/MessageManager.h"
#include "Shared/EmuSettings.h"
#include "Utilities/FolderUtilities.h"
#include "Utilities/PNGHelper.h"
template<uint32_t scale>
HdNesPack<scale>::HdNesPack(NesConsole* console, EmuSettings* settings, HdPackData* hdData)
{
_console = console;
_settings = settings;
_hdData = hdData;
InitializeFallbackTiles();
CleanupInvalidRules();
}
template<uint32_t scale>
HdNesPack<scale>::~HdNesPack()
{
}
template<uint32_t scale>
void HdNesPack<scale>::CleanupInvalidRules()
{
//Cleanup invalid <addition> tags
bool isChrRam = _console->GetMapper()->HasChrRam();
if(_hdData->AdditionalSprites.size()) {
vector<HdPackAdditionalSpriteInfo>& elems = _hdData->AdditionalSprites;
elems.erase(std::remove_if(elems.begin(), elems.end(), [isChrRam](const HdPackAdditionalSpriteInfo& o) { return o.AdditionalTile.IsChrRamTile != isChrRam; }), elems.end());
}
}
template<uint32_t scale>
void HdNesPack<scale>::InitializeFallbackTiles()
{
BaseMapper* mapper = _console->GetMapper();
uint8_t blankTile[16] = {};
if(mapper->HasChrRom()) {
if(_hdData->OptionFlags & (int)HdPackOptions::AutomaticFallbackTiles) {
int32_t chrRomSize = (int32_t)mapper->GetChrRomSize();
int32_t tileCount = chrRomSize / 16;
HdTileKey tileKey = {};
tileKey.IsChrRamTile = true;
unordered_set<HdTileKey> usedTiles;
for(auto& tile : _hdData->Tiles) {
tileKey.TileIndex = tile->TileIndex;
mapper->CopyChrTile(tile->TileIndex * 16, tileKey.TileData);
usedTiles.emplace(tileKey);
}
for(int32_t i = 0; i < tileCount; i++) {
mapper->CopyChrTile(i * 16, tileKey.TileData);
if(memcmp(tileKey.TileData, blankTile, sizeof(blankTile)) == 0) {
//Skip processing for blank/transparent tiles
continue;
}
auto result = usedTiles.find(tileKey);
if(result != usedTiles.end() && result->TileIndex != i) {
_fallbackTiles[i] = result->TileIndex;
}
}
}
for(auto def : _hdData->FallbackTiles) {
_fallbackTiles[def.TileIndex] = def.FallbackTileIndex;
}
}
}
template<uint32_t scale>
template<HdPackBlendMode blendMode>
void HdNesPack<scale>::BlendColors(uint8_t output[4], uint8_t input[4])
{
if constexpr(blendMode == HdPackBlendMode::Alpha) {
uint8_t invertedAlpha = 256 - input[3];
output[0] = input[0] + (uint8_t)((invertedAlpha * output[0]) >> 8);
output[1] = input[1] + (uint8_t)((invertedAlpha * output[1]) >> 8);
output[2] = input[2] + (uint8_t)((invertedAlpha * output[2]) >> 8);
output[3] = 0xFF;
} else if constexpr(blendMode == HdPackBlendMode::Add) {
output[0] = (uint8_t)std::min(255, (int)input[0] + (int)output[0]);
output[1] = (uint8_t)std::min(255, (int)input[1] + (int)output[1]);
output[2] = (uint8_t)std::min(255, (int)input[2] + (int)output[2]);
output[3] = 0xFF;
} else if constexpr(blendMode == HdPackBlendMode::Subtract) {
output[0] = (uint8_t)std::max(0, (int)output[0] - (int)input[0]);
output[1] = (uint8_t)std::max(0, (int)output[1] - (int)input[1]);
output[2] = (uint8_t)std::max(0, (int)output[2] - (int)input[2]);
output[3] = 0xFF;
}
}
template<uint32_t scale>
uint32_t HdNesPack<scale>::AdjustBrightness(uint8_t input[4], int brightness)
{
return (
std::min(255, (brightness * ((int)input[0] + 1)) >> 8) |
(std::min(255, (brightness * ((int)input[1] + 1)) >> 8) << 8) |
(std::min(255, (brightness * ((int)input[2] + 1)) >> 8) << 16) |
(input[3] << 24)
);
}
template<uint32_t scale>
void HdNesPack<scale>::DrawColor(uint32_t color, uint32_t *outputBuffer, uint32_t screenWidth)
{
if constexpr(scale == 1) {
*outputBuffer = color;
} else if constexpr(scale == 2) {
outputBuffer[0] = color;
outputBuffer[1] = color;
outputBuffer[screenWidth] = color;
outputBuffer[screenWidth+1] = color;
} else {
for(uint32_t i = 0; i < scale; i++) {
std::fill(outputBuffer, outputBuffer + scale, color);
outputBuffer += screenWidth;
}
}
}
template<uint32_t scale>
template<HdPackBlendMode blendMode>
void HdNesPack<scale>::DrawCustomBackground(HdBackgroundInfo& bgInfo, uint32_t *outputBuffer, uint32_t x, uint32_t y, uint32_t screenWidth)
{
uint32_t width = bgInfo.Data->Width;
uint32_t *pngData = bgInfo.data() + ((bgInfo.Top + y) * scale * width) + ((bgInfo.Left + x) * scale);
if(bgInfo.Brightness == 255) {
for(uint32_t i = 0; i < scale; i++) {
for(uint32_t j = 0; j < scale; j++) {
uint32_t pixelColor = pngData[j];
if constexpr(blendMode == HdPackBlendMode::Alpha) {
if(pixelColor >= 0xFF000000) {
outputBuffer[j] = pixelColor;
} else if(pixelColor >= 0x01000000) {
BlendColors<blendMode>((uint8_t*)(outputBuffer + j), (uint8_t*)(&pixelColor));
}
} else {
BlendColors<blendMode>((uint8_t*)(outputBuffer + j), (uint8_t*)(&pixelColor));
}
}
outputBuffer += screenWidth;
pngData += width;
}
} else {
for(uint32_t i = 0; i < scale; i++) {
for(uint32_t j = 0; j < scale; j++) {
uint32_t pixelColor = AdjustBrightness((uint8_t*)(pngData + j), bgInfo.Brightness);
if constexpr(blendMode == HdPackBlendMode::Alpha) {
if(pixelColor >= 0xFF000000) {
outputBuffer[j] = pixelColor;
} else if(pixelColor >= 0x01000000) {
BlendColors<blendMode>((uint8_t*)(outputBuffer + j), (uint8_t*)(&pixelColor));
}
} else {
BlendColors<blendMode>((uint8_t*)(outputBuffer + j), (uint8_t*)(&pixelColor));
}
}
outputBuffer += screenWidth;
pngData += width;
}
}
}
template<uint32_t scale>
void HdNesPack<scale>::DrawTile(HdPpuTileInfo &tileInfo, HdPackTileInfo &hdPackTileInfo, uint32_t *outputBuffer, uint32_t screenWidth)
{
if(hdPackTileInfo.IsFullyTransparent) {
return;
}
uint32_t *bitmapData = hdPackTileInfo.HdTileData.data();
uint32_t tileWidth = 8 * scale;
uint8_t tileOffsetX = tileInfo.HorizontalMirroring ? 7 - tileInfo.OffsetX : tileInfo.OffsetX;
uint32_t bitmapOffset = (tileInfo.OffsetY * scale) * tileWidth + tileOffsetX * scale;
int32_t bitmapSmallInc = 1;
int32_t bitmapLargeInc = tileWidth - scale;
if(tileInfo.HorizontalMirroring) {
bitmapOffset += scale - 1;
bitmapSmallInc = -1;
bitmapLargeInc = tileWidth + scale;
}
if(tileInfo.VerticalMirroring) {
bitmapOffset += tileWidth * (scale - 1);
bitmapLargeInc = (tileInfo.HorizontalMirroring ? (int32_t)scale : -(int32_t)scale) - (int32_t)tileWidth;
}
uint32_t rgbValue;
if(hdPackTileInfo.HasTransparentPixels || hdPackTileInfo.Brightness != 255) {
for(uint32_t y = 0; y < scale; y++) {
for(uint32_t x = 0; x < scale; x++) {
if(hdPackTileInfo.Brightness == 255) {
rgbValue = *(bitmapData + bitmapOffset);
} else {
rgbValue = AdjustBrightness((uint8_t*)(bitmapData + bitmapOffset), hdPackTileInfo.Brightness);
}
if(!hdPackTileInfo.HasTransparentPixels || (bitmapData[bitmapOffset] & 0xFF000000) == 0xFF000000) {
*outputBuffer = rgbValue;
} else {
if(bitmapData[bitmapOffset] & 0xFF000000) {
BlendColors<HdPackBlendMode::Alpha>((uint8_t*)outputBuffer, (uint8_t*)&rgbValue);
}
}
outputBuffer++;
bitmapOffset += bitmapSmallInc;
}
bitmapOffset += bitmapLargeInc;
outputBuffer += screenWidth - scale;
}
} else {
for(uint32_t y = 0; y < scale; y++) {
for(uint32_t x = 0; x < scale; x++) {
*outputBuffer = *(bitmapData + bitmapOffset);
outputBuffer++;
bitmapOffset += bitmapSmallInc;
}
bitmapOffset += bitmapLargeInc;
outputBuffer += screenWidth - scale;
}
}
}
template<uint32_t scale>
void HdNesPack<scale>::OnLineStart(HdPpuPixelInfo &lineFirstPixel, uint8_t y)
{
_scrollX = ((lineFirstPixel.TmpVideoRamAddr & 0x1F) << 3) | lineFirstPixel.XScroll | ((lineFirstPixel.TmpVideoRamAddr & 0x400) ? 0x100 : 0);
_useCachedTile = false;
int32_t scrollY = (((lineFirstPixel.TmpVideoRamAddr & 0x3E0) >> 2) | ((lineFirstPixel.TmpVideoRamAddr & 0x7000) >> 12)) + ((lineFirstPixel.TmpVideoRamAddr & 0x800) ? 240 : 0);
for(int layer = 0; layer < 4; layer++) {
for(int i = 0; i < _activeBgCount[layer]; i++) {
HdBgConfig& cfg = _bgConfig[layer * HdNesPack::PriorityLevelsPerLayer + i];
if(cfg.BackgroundIndex < 0) {
continue;
}
HdBackgroundInfo& bgInfo = _hdData->BackgroundsByPriority[cfg.BgPriority][cfg.BackgroundIndex];
bgInfo.Data->Init();
cfg.BgScrollX = (int32_t)(_scrollX * bgInfo.HorizontalScrollRatio);
cfg.BgScrollY = (int32_t)(scrollY * bgInfo.VerticalScrollRatio);
if(y >= -cfg.BgScrollY && (y + bgInfo.Top + cfg.BgScrollY + 1) * scale <= bgInfo.Data->Height) {
cfg.BgMinX = -cfg.BgScrollX;
cfg.BgMaxX = bgInfo.Data->Width / scale - bgInfo.Left - cfg.BgScrollX - 1;
} else {
cfg.BgMinX = -1;
cfg.BgMaxX = -1;
}
}
}
}
template<uint32_t scale>
int32_t HdNesPack<scale>::GetLayerIndex(uint8_t priority)
{
for(size_t i = 0; i < _hdData->BackgroundsByPriority[priority].size(); i++) {
bool isMatch = true;
for(HdPackCondition* condition : _hdData->BackgroundsByPriority[priority][i].Conditions) {
if(!condition->CheckCondition(0, 0, nullptr)) {
isMatch = false;
break;
}
}
if(isMatch) {
return (int32_t)i;
}
}
return -1;
}
template<uint32_t scale>
void HdNesPack<scale>::OnBeforeApplyFilter()
{
for(unique_ptr<HdPackCondition>& condition : _hdData->Conditions) {
condition->Initialize(_hdScreenInfo, this);
}
if(_hdData->Palette.size() == 0x40) {
memcpy(_palette, _hdData->Palette.data(), 0x40 * sizeof(uint32_t));
} else {
NesDefaultVideoFilter::GetFullPalette(_palette, _settings->GetNesConfig(), PpuModel::Ppu2C02);
}
_cacheEnabled = (_hdData->OptionFlags & (int)HdPackOptions::DisableCache) == 0;
for(int layer = 0; layer < 4; layer++) {
uint32_t activeCount = 0;
for(int i = 0; i < HdNesPack::PriorityLevelsPerLayer; i++) {
int32_t index = GetLayerIndex(layer * HdNesPack::PriorityLevelsPerLayer + i);
if(index >= 0) {
_bgConfig[layer*10+activeCount].BgPriority = layer * HdNesPack::PriorityLevelsPerLayer + i;
_bgConfig[layer*10+activeCount].BackgroundIndex = index;
activeCount++;
}
}
_activeBgCount[layer] = activeCount;
}
ProcessAdditionalSprites();
}
template<uint32_t scale>
void HdNesPack<scale>::ProcessAdditionalSprites()
{
if(_hdData->AdditionalSprites.empty()) {
return;
}
bool checkFallbackTiles = _console->GetMapper()->HasChrRom() && _fallbackTiles.size() > 0;
HdPpuPixelInfo& lineFirstPixel = _hdScreenInfo->ScreenTiles[0];
uint32_t yScroll = (((lineFirstPixel.TmpVideoRamAddr & 0x3E0) >> 2) | ((lineFirstPixel.TmpVideoRamAddr & 0x7000) >> 12)) + ((lineFirstPixel.TmpVideoRamAddr & 0x800) ? 240 : 0);
uint16_t tmpVramAddr = lineFirstPixel.TmpVideoRamAddr;
bool processBgNextRow = true;
for(int32_t y = 0; y < NesConstants::ScreenHeight; y++) {
lineFirstPixel = _hdScreenInfo->ScreenTiles[y << 8];
//Only process the first scanline for each row of tiles (if no additions are found)
if(((yScroll + y) & 0x07) == 0 || tmpVramAddr != lineFirstPixel.TmpVideoRamAddr) {
yScroll = (((lineFirstPixel.TmpVideoRamAddr & 0x3E0) >> 2) | ((lineFirstPixel.TmpVideoRamAddr & 0x7000) >> 12)) + ((lineFirstPixel.TmpVideoRamAddr & 0x800) ? 240 : 0);
tmpVramAddr = lineFirstPixel.TmpVideoRamAddr;
processBgNextRow = true;
}
if(processBgNextRow) {
processBgNextRow = false;
for(int32_t x = 0; x < NesConstants::ScreenWidth; x++) {
HdPpuPixelInfo& pixelInfo = _hdScreenInfo->ScreenTiles[(y << 8) | x];
for(uint8_t i = 0; i < pixelInfo.SpriteCount; i++) {
DrawAdditionalTiles(x, y, pixelInfo.Sprite[i], checkFallbackTiles);
}
processBgNextRow |= DrawAdditionalTiles(x, y, pixelInfo.Tile, checkFallbackTiles);
}
} else {
for(int32_t x = 0; x < NesConstants::ScreenWidth; x++) {
HdPpuPixelInfo& pixelInfo = _hdScreenInfo->ScreenTiles[(y << 8) | x];
for(uint8_t i = 0; i < pixelInfo.SpriteCount; i++) {
DrawAdditionalTiles(x, y, pixelInfo.Sprite[i], checkFallbackTiles);
}
}
}
}
}
template<uint32_t scale>
bool HdNesPack<scale>::DrawAdditionalTiles(int32_t x, int32_t y, HdPpuTileInfo& tile, bool checkFallbackTiles)
{
auto result = _additionalTilesByKey.find(tile);
if(result == _additionalTilesByKey.end()) {
BuildAdditionalTileCache(x, y, tile, checkFallbackTiles);
result = _additionalTilesByKey.find(tile);
}
for(auto& additionalSprite : result->second) {
InsertAdditionalSprite(x, y, tile, additionalSprite);
}
return result->second.size() > 0;
}
template<uint32_t scale>
void HdNesPack<scale>::BuildAdditionalTileCache(int32_t x, int32_t y, HdPpuTileInfo& tile, bool checkFallbackTiles)
{
vector<HdPackAdditionalSpriteInfo> additions;
for(HdPackAdditionalSpriteInfo& additionalSprite : _hdData->AdditionalSprites) {
if(!additionalSprite.IgnorePalette && tile == additionalSprite.OriginalTile) {
additions.push_back(additionalSprite);
} else if(additionalSprite.IgnorePalette && tile.GetKey(true) == additionalSprite.OriginalTile.GetKey(true)) {
additions.push_back(additionalSprite);
} else if(checkFallbackTiles) {
if(additionalSprite.IgnorePalette || tile.PaletteColors == additionalSprite.OriginalTile.PaletteColors) {
if(GetFallbackTile(tile.TileIndex) == additionalSprite.OriginalTile.TileIndex) {
additions.push_back(additionalSprite);
}
}
}
}
//Cache list of additional tiles linked to this sprite
_additionalTilesByKey.emplace(tile, additions);
}
template<uint32_t scale>
void HdNesPack<scale>::InsertAdditionalSprite(int32_t sourceX, int32_t sourceY, HdPpuTileInfo& sprite, HdPackAdditionalSpriteInfo& additionalSprite)
{
int32_t targetX = sourceX + (sprite.HorizontalMirroring ? -additionalSprite.OffsetX : additionalSprite.OffsetX);
int32_t targetY = sourceY + (sprite.VerticalMirroring ? -additionalSprite.OffsetY : additionalSprite.OffsetY);
if(targetX >= 0 && targetX < NesConstants::ScreenWidth && targetY >= 0 && targetY < NesConstants::ScreenHeight) {
HdPpuPixelInfo& pixelInfo = _hdScreenInfo->ScreenTiles[(targetY << 8) | targetX];
if(pixelInfo.SpriteCount < 4) {
HdPpuTileInfo& newSprite = pixelInfo.Sprite[pixelInfo.SpriteCount];
memcpy(&newSprite, &sprite, sizeof(HdPpuTileInfo));
newSprite.SpriteColorIndex = 0;
newSprite.TileIndex = additionalSprite.AdditionalTile.TileIndex;
newSprite.PaletteColors = additionalSprite.AdditionalTile.PaletteColors;
memcpy(newSprite.TileData, additionalSprite.AdditionalTile.TileData, sizeof(newSprite.TileData));
pixelInfo.SpriteCount++;
}
}
}
template<uint32_t scale>
HdPackTileInfo* HdNesPack<scale>::GetCachedMatchingTile(uint32_t x, uint32_t y, HdPpuTileInfo* tile)
{
if(((_scrollX + x) & 0x07) == 0) {
_useCachedTile = false;
}
bool disableCache = false;
HdPackTileInfo* hdPackTileInfo;
if(_useCachedTile) {
hdPackTileInfo = _cachedTile;
} else {
hdPackTileInfo = GetMatchingTile(x, y, tile, &disableCache);
if(!disableCache && _cacheEnabled) {
//Use this tile for the next 8 horizontal pixels
//Disable cache if a sprite condition is used, because sprites are not on a 8x8 grid
_cachedTile = hdPackTileInfo;
_useCachedTile = true;
}
}
return hdPackTileInfo;
}
template<uint32_t scale>
HdPackTileInfo* HdNesPack<scale>::GetMatchingTile(uint32_t x, uint32_t y, HdPpuTileInfo* tile, bool* disableCache)
{
auto hdTile = _hdData->TileByKey.find(*tile);
if(hdTile == _hdData->TileByKey.end()) {
int32_t fallbackTileIndex = GetFallbackTile(tile->TileIndex);
if(fallbackTileIndex >= 0) {
int32_t orgIndex = tile->TileIndex;
tile->TileIndex = fallbackTileIndex;
hdTile = _hdData->TileByKey.find(*tile);
if(hdTile == _hdData->TileByKey.end()) {
hdTile = _hdData->TileByKey.find(tile->GetKey(true));
if(hdTile == _hdData->TileByKey.end()) {
tile->TileIndex = orgIndex;
}
}
}
if(hdTile == _hdData->TileByKey.end()) {
hdTile = _hdData->TileByKey.find(tile->GetKey(true));
}
}
if(hdTile != _hdData->TileByKey.end()) {
for(HdPackTileInfo* hdPackTile : hdTile->second) {
if(disableCache != nullptr && hdPackTile->ForceDisableCache) {
*disableCache = true;
}
if(hdPackTile->MatchesCondition(x, y, tile)) {
if(hdPackTile->NeedInit()) {
hdPackTile->Init();
}
return hdPackTile;
}
}
}
return nullptr;
}
template<uint32_t scale>
void HdNesPack<scale>::DrawBackgroundLayer(uint8_t priority, uint32_t x, uint32_t y, uint32_t* outputBuffer, uint32_t screenWidth)
{
HdBgConfig bgConfig = _bgConfig[(int)priority];
if((int32_t)x >= bgConfig.BgMinX && (int32_t)x <= bgConfig.BgMaxX) {
HdBackgroundInfo& bgInfo = _hdData->BackgroundsByPriority[bgConfig.BgPriority][bgConfig.BackgroundIndex];
switch(bgInfo.BlendMode) {
case HdPackBlendMode::Alpha: DrawCustomBackground<HdPackBlendMode::Alpha>(bgInfo, outputBuffer, x + bgConfig.BgScrollX, y + bgConfig.BgScrollY, screenWidth); break;
case HdPackBlendMode::Add: DrawCustomBackground<HdPackBlendMode::Add>(bgInfo, outputBuffer, x + bgConfig.BgScrollX, y + bgConfig.BgScrollY, screenWidth); break;
case HdPackBlendMode::Subtract: DrawCustomBackground<HdPackBlendMode::Subtract>(bgInfo, outputBuffer, x + bgConfig.BgScrollX, y + bgConfig.BgScrollY, screenWidth); break;
}
}
}
template<uint32_t scale>
void HdNesPack<scale>::GetPixels(uint32_t x, uint32_t y, HdPpuPixelInfo &pixelInfo, uint32_t *outputBuffer, uint32_t screenWidth)
{
HdPackTileInfo *hdPackTileInfo = nullptr;
HdPackTileInfo *hdPackSpriteInfo = nullptr;
bool hasSprite = pixelInfo.SpriteCount > 0;
bool renderOriginalTiles = ((_hdData->OptionFlags & (int)HdPackOptions::DontRenderOriginalTiles) == 0);
if(pixelInfo.Tile.TileIndex != HdPpuTileInfo::NoTile) {
hdPackTileInfo = GetCachedMatchingTile(x, y, &pixelInfo.Tile);
}
int lowestBgSprite = 999;
DrawColor(_palette[pixelInfo.Tile.PpuBackgroundColor], outputBuffer, screenWidth);
for(int i = 0; i < _activeBgCount[0]; i++) {
DrawBackgroundLayer(HdNesPack::BehindBgSpritesPriority+i, x, y, outputBuffer, screenWidth);
}
if(hasSprite) {
for(int k = pixelInfo.SpriteCount - 1; k >= 0; k--) {
if(pixelInfo.Sprite[k].BackgroundPriority) {
if(pixelInfo.Sprite[k].SpriteColorIndex != 0) {
lowestBgSprite = k;
}
hdPackSpriteInfo = GetMatchingTile(x, y, &pixelInfo.Sprite[k]);
if(hdPackSpriteInfo) {
DrawTile(pixelInfo.Sprite[k], *hdPackSpriteInfo, outputBuffer, screenWidth);
} else if(pixelInfo.Sprite[k].SpriteColorIndex != 0) {
DrawColor(_palette[pixelInfo.Sprite[k].SpriteColor], outputBuffer, screenWidth);
}
}
}
}
for(int i = 0; i < _activeBgCount[1]; i++) {
DrawBackgroundLayer(HdNesPack::BehindBgPriority+i, x, y, outputBuffer, screenWidth);
}
if(hdPackTileInfo) {
DrawTile(pixelInfo.Tile, *hdPackTileInfo, outputBuffer, screenWidth);
} else if(renderOriginalTiles) {
//Draw regular SD background tile
if(pixelInfo.Tile.BgColorIndex != 0) {
DrawColor(_palette[pixelInfo.Tile.BgColor], outputBuffer, screenWidth);
}
}
for(int i = 0; i < _activeBgCount[2]; i++) {
DrawBackgroundLayer(HdNesPack::BehindFgSpritesPriority+i, x, y, outputBuffer, screenWidth);
}
if(hasSprite) {
for(int k = pixelInfo.SpriteCount - 1; k >= 0; k--) {
if(!pixelInfo.Sprite[k].BackgroundPriority && lowestBgSprite > k) {
hdPackSpriteInfo = GetMatchingTile(x, y, &pixelInfo.Sprite[k]);
if(hdPackSpriteInfo) {
DrawTile(pixelInfo.Sprite[k], *hdPackSpriteInfo, outputBuffer, screenWidth);
} else if(pixelInfo.Sprite[k].SpriteColorIndex != 0) {
DrawColor(_palette[pixelInfo.Sprite[k].SpriteColor], outputBuffer, screenWidth);
}
}
}
}
for(int i = 0; i < _activeBgCount[3]; i++) {
DrawBackgroundLayer(HdNesPack::ForegroundPriority+i, x, y, outputBuffer, screenWidth);
}
}
template<uint32_t scale>
void HdNesPack<scale>::Process(HdScreenInfo *hdScreenInfo, uint32_t* outputBuffer, OverscanDimensions &overscan)
{
_hdScreenInfo = hdScreenInfo;
uint32_t hdScale = GetScale();
uint32_t screenWidth = (NesConstants::ScreenWidth - overscan.Left - overscan.Right) * hdScale;
OnBeforeApplyFilter();
for(uint32_t i = overscan.Top, iMax = 240 - overscan.Bottom; i < iMax; i++) {
OnLineStart(hdScreenInfo->ScreenTiles[i << 8], i);
uint32_t bufferIndex = (i - overscan.Top) * screenWidth * hdScale;
uint32_t lineStartIndex = bufferIndex;
for(uint32_t j = overscan.Left, jMax = 256 - overscan.Right; j < jMax; j++) {
GetPixels(j, i, hdScreenInfo->ScreenTiles[i * 256 + j], outputBuffer + bufferIndex, screenWidth);
bufferIndex += hdScale;
}
ProcessGrayscaleAndEmphasis(hdScreenInfo->ScreenTiles[i * 256], outputBuffer + lineStartIndex, screenWidth);
}
}
template<uint32_t scale>
void HdNesPack<scale>::ProcessGrayscaleAndEmphasis(HdPpuPixelInfo &pixelInfo, uint32_t* outputBuffer, uint32_t hdScreenWidth)
{
//Apply grayscale/emphasis bits on a scanline level (less accurate, but shouldn't cause issues and simpler to implement)
if(pixelInfo.Grayscale) {
uint32_t* out = outputBuffer;
for(uint32_t y = 0; y < scale; y++) {
for(uint32_t x = 0; x < hdScreenWidth; x++) {
uint32_t &rgbValue = out[x];
uint8_t average = (((rgbValue >> 16) & 0xFF) + ((rgbValue >> 8) & 0xFF) + (rgbValue & 0xFF)) / 3;
rgbValue = (rgbValue & 0xFF000000) | (average << 16) | (average << 8) | average;
}
out += hdScreenWidth;
}
}
if(pixelInfo.EmphasisBits) {
uint8_t emphasisBits = pixelInfo.EmphasisBits;
double red = 1.0, green = 1.0, blue = 1.0;
if(emphasisBits & 0x01) {
//Intensify red
red *= 1.1;
green *= 0.9;
blue *= 0.9;
}
if(emphasisBits & 0x02) {
//Intensify green
green *= 1.1;
red *= 0.9;
blue *= 0.9;
}
if(emphasisBits & 0x04) {
//Intensify blue
blue *= 1.1;
red *= 0.9;
green *= 0.9;
}
uint32_t* out = outputBuffer;
for(uint32_t y = 0; y < scale; y++) {
for(uint32_t x = 0; x < hdScreenWidth; x++) {
uint32_t &rgbValue = out[x];
rgbValue = 0xFF000000 |
(std::min<uint16_t>((uint16_t)(((rgbValue >> 16) & 0xFF) * red), 255) << 16) |
(std::min<uint16_t>((uint16_t)(((rgbValue >> 8) & 0xFF) * green), 255) << 8) |
std::min<uint16_t>((uint16_t)((rgbValue & 0xFF) * blue), 255);
}
out += hdScreenWidth;
}
}
}
template HdNesPack<1>::HdNesPack(NesConsole* console, EmuSettings* settings, HdPackData* hdData);
template HdNesPack<2>::HdNesPack(NesConsole* console, EmuSettings* settings, HdPackData* hdData);
template HdNesPack<3>::HdNesPack(NesConsole* console, EmuSettings* settings, HdPackData* hdData);
template HdNesPack<4>::HdNesPack(NesConsole* console, EmuSettings* settings, HdPackData* hdData);
template HdNesPack<5>::HdNesPack(NesConsole* console, EmuSettings* settings, HdPackData* hdData);
template HdNesPack<6>::HdNesPack(NesConsole* console, EmuSettings* settings, HdPackData* hdData);
template HdNesPack<7>::HdNesPack(NesConsole* console, EmuSettings* settings, HdPackData* hdData);
template HdNesPack<8>::HdNesPack(NesConsole* console, EmuSettings* settings, HdPackData* hdData);
template HdNesPack<9>::HdNesPack(NesConsole* console, EmuSettings* settings, HdPackData* hdData);
template HdNesPack<10>::HdNesPack(NesConsole* console, EmuSettings* settings, HdPackData* hdData);