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mugenspritefilereader.cpp
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1684 lines (1354 loc) · 51.6 KB
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#include "prism/mugenspritefilereader.h"
#include <assert.h>
#include <string.h>
#include <algorithm>
#ifdef DREAMCAST
#include <png/png.h>
#else
#include <png.h>
#endif
#include "prism/file.h"
#include "prism/filereader.h"
#include "prism/log.h"
#include "prism/system.h"
#include "prism/texture.h"
#include "prism/math.h"
#include "prism/drawing.h"
#include "prism/compression.h"
#include "prism/stlutil.h"
#include "prism/lz5.h"
#ifdef _WIN32
#include <imgui/imgui.h>
#include "prism/windows/debugimgui_win.h"
#endif
using namespace std;
namespace prism {
typedef struct {
char mSignature[12];
uint8_t mVersion[4];
} SFFSharedHeader;
typedef struct {
char mSignature[12];
char mVersion[4];
uint32_t mReserved1;
uint32_t mReserved2;
uint8_t mCompatibleVersion[4];
uint32_t mReserved3;
uint32_t mReserved4;
uint32_t mSpriteOffset;
uint32_t mSpriteTotal;
uint32_t mPaletteOffset;
uint32_t mPaletteTotal;
uint32_t mLDataOffset;
uint32_t mLDataLength;
uint32_t mTDataOffset;
uint32_t mTDataLength;
uint32_t mReserved5;
uint32_t mReserved6;
char mComments[436];
} SFFHeader2;
typedef struct {
uint16_t mGroupNo;
uint16_t mItemNo;
uint16_t mNumCols;
uint16_t mIndex;
uint32_t mDataOffset;
uint32_t mDataLength;
} SFFPalette2;
typedef struct {
uint16_t mGroupNo;
uint16_t mItemNo;
uint16_t mWidth;
uint16_t mHeight;
int16_t mAxisX;
int16_t mAxisY;
uint16_t mIndex;
uint8_t mFormat;
uint8_t mColorDepth;
uint32_t mDataOffset;
uint32_t mDataLength;
uint16_t mPaletteIndex;
uint16_t mFlags;
} SFFSprite2;
typedef struct {
char mSignature[12];
char mVersion[4];
int32_t mGroupAmount;
int32_t mImageAmount;
int32_t mFirstFileOffset;
int32_t mSubheaderSize;
int8_t mPaletteType;
char mBlank[3];
char mComments[476];
} SFFHeader;
typedef struct {
int32_t mNextFilePosition;
int32_t mSubfileLength;
int16_t mImageAxisXCoordinate;
int16_t mImageAxisYCoordinate;
int16_t mGroup;
int16_t mImage;
int16_t mIndexOfPreciousSpriteCopy;
int8_t mHasSamePaletteAsPreviousImage;
char mComments[12];
} SFFSubFileHeader;
typedef struct {
uint8_t mZSoftID;
uint8_t mVersion;
uint8_t mEncoding;
uint8_t mBitsPerPixel;
int16_t mMinX;
int16_t mMinY;
int16_t mMaxX;
int16_t mMaxY;
int16_t mHorizontalResolution;
int16_t mVerticalResolution;
uint8_t mHeaderPalette[48];
uint8_t mReserved;
uint8_t mPlaneAmount;
uint16_t mBytesPerLine;
uint16_t mPaletteInfo;
char mFiller[58];
} PCXHeader;
static struct {
int mIsOnlyLoadingPortraits;
int mHasPaletteFile;
int mIsUsingRealPalette;
int mPaletteID;
FileReader mReader;
TextureData(*mCustomLoadTextureFromARGB16Buffer)(const Buffer&, int, int);
TextureData(*mCustomLoadTextureFromARGB32Buffer)(const Buffer&, int, int);
TextureData(*mCustomLoadPalettedTextureFrom8BitBuffer)(const Buffer&, int, int, int);
int mIsWritingDreamcastOptimized;
// default values chosen with dolmexica baldhead character special attack stress test, equal values ensure no texture memory fragmentation when only using mugen sprites
int mSubTextureSplitMin = 64;
int mSubTextureSplitMax = 64;
} gPrismMugenSpriteFileReaderData;
static uint32_t get2DBufferIndex(uint32_t i, uint32_t j, uint32_t w) {
return j * w + i;
}
static int isRGBPalette(const Buffer& b)
{
return b.mLength == 256 * 3;
}
static int isARGBPalette(const Buffer& b)
{
return b.mLength == 256 * 4;
}
static TextureData loadTextureFromPalettedImageData1bppTo16ARGB(const Buffer& tPCXImageBuffer, const Buffer& tPaletteBuffer, int w, int h) {
uint8_t* output = (uint8_t*)allocMemory(w*h * 2);
uint8_t* img = (uint8_t*)tPCXImageBuffer.mData;
uint8_t* pal = (uint8_t*)tPaletteBuffer.mData;
if (isRGBPalette(tPaletteBuffer))
{
int i, j;
for (j = 0; j < h; j++) {
for (i = 0; i < w; i++) {
uint8_t pid = img[get2DBufferIndex(i, j, w)];
uint8_t a = ((uint8_t)(pid == 0 ? 0 : 0xFF)) >> 4;
uint8_t r = ((uint8_t)pal[pid * 3 + 0]) >> 4;
uint8_t g = ((uint8_t)pal[pid * 3 + 1]) >> 4;
uint8_t b = ((uint8_t)pal[pid * 3 + 2]) >> 4;
output[get2DBufferIndex(i, j, w) * 2 + 0] = (g << 4) | b;
output[get2DBufferIndex(i, j, w) * 2 + 1] = (a << 4) | r;
}
}
}
else
{
int i, j;
for (j = 0; j < h; j++) {
for (i = 0; i < w; i++) {
uint8_t pid = img[get2DBufferIndex(i, j, w)];
uint8_t a = ((uint8_t)pal[pid * 4 + 0]) >> 4;
uint8_t r = ((uint8_t)pal[pid * 4 + 1]) >> 4;
uint8_t g = ((uint8_t)pal[pid * 4 + 2]) >> 4;
uint8_t b = ((uint8_t)pal[pid * 4 + 3]) >> 4;
output[get2DBufferIndex(i, j, w) * 2 + 0] = (g << 4) | b;
output[get2DBufferIndex(i, j, w) * 2 + 1] = (a << 4) | r;
}
}
}
Buffer b = makeBufferOwned(output, w*h * 2);
TextureData ret;
if (gPrismMugenSpriteFileReaderData.mCustomLoadTextureFromARGB16Buffer) {
ret = gPrismMugenSpriteFileReaderData.mCustomLoadTextureFromARGB16Buffer(b, w, h);
}
else {
ret = loadTextureFromARGB16Buffer(b, w, h);
}
freeBuffer(b);
return ret;
}
static TextureData loadTextureFromPalettedImageData1bppTo32ARGB(const Buffer& tPCXImageBuffer, const Buffer& tPaletteBuffer, int w, int h) {
uint8_t* output = (uint8_t*)allocMemory(w*h * 4);
uint8_t* img = (uint8_t*)tPCXImageBuffer.mData;
uint8_t* pal = (uint8_t*)tPaletteBuffer.mData;
if (isRGBPalette(tPaletteBuffer))
{
int i, j;
for (j = 0; j < h; j++) {
for (i = 0; i < w; i++) {
uint8_t pid = img[get2DBufferIndex(i, j, w)];
output[get2DBufferIndex(i, j, w) * 4 + 0] = pal[pid * 3 + 2];
output[get2DBufferIndex(i, j, w) * 4 + 1] = pal[pid * 3 + 1];
output[get2DBufferIndex(i, j, w) * 4 + 2] = pal[pid * 3 + 0];
output[get2DBufferIndex(i, j, w) * 4 + 3] = pid == 0 ? 0 : 0xFF;
}
}
}
else
{
int i, j;
for (j = 0; j < h; j++) {
for (i = 0; i < w; i++) {
uint8_t pid = img[get2DBufferIndex(i, j, w)];
output[get2DBufferIndex(i, j, w) * 4 + 0] = pal[pid * 4 + 3];
output[get2DBufferIndex(i, j, w) * 4 + 1] = pal[pid * 4 + 2];
output[get2DBufferIndex(i, j, w) * 4 + 2] = pal[pid * 4 + 1];
output[get2DBufferIndex(i, j, w) * 4 + 3] = pal[pid * 4 + 0];
}
}
}
Buffer b = makeBufferOwned(output, w*h * 4);
TextureData ret;
if (gPrismMugenSpriteFileReaderData.mCustomLoadTextureFromARGB32Buffer) {
ret = gPrismMugenSpriteFileReaderData.mCustomLoadTextureFromARGB32Buffer(b, w, h);
}
else {
ret = loadTextureFromARGB32Buffer(b, w, h);
}
freeBuffer(b);
return ret;
}
static TextureData loadTextureFromPalettedImageData1bpp(const Buffer& tPCXImageBuffer, const Buffer& tPaletteBuffer, int w, int h) {
if (isOnDreamcast() || gPrismMugenSpriteFileReaderData.mIsWritingDreamcastOptimized) {
return loadTextureFromPalettedImageData1bppTo16ARGB(tPCXImageBuffer, tPaletteBuffer, w, h);
}
else {
return loadTextureFromPalettedImageData1bppTo32ARGB(tPCXImageBuffer, tPaletteBuffer, w, h);
}
}
typedef struct {
Buffer mBuffer;
Vector2DI mOffset;
Vector2DI mSize;
} SubImageBuffer;
static std::vector<MugenSpriteFileSubSprite> loadTextureFromPalettedImageList1bpp(const std::vector<SubImageBuffer>& tBufferList, const Buffer& tPaletteBuffer) {
vector<MugenSpriteFileSubSprite> ret;
for (const auto& buffer : tBufferList)
{
MugenSpriteFileSubSprite newSprite;
newSprite.mOffset = buffer.mOffset;
newSprite.mTexture = loadTextureFromPalettedImageData1bpp(buffer.mBuffer, tPaletteBuffer, buffer.mSize.x, buffer.mSize.y);
ret.push_back(newSprite);
}
return ret;
}
static std::vector<MugenSpriteFileSubSprite> loadTextureFromRawImageList1bpp(const std::vector<SubImageBuffer>& tBufferList) {
std::vector<MugenSpriteFileSubSprite> ret;
for (const auto& buffer : tBufferList)
{
MugenSpriteFileSubSprite newSprite;
newSprite.mOffset = buffer.mOffset;
if (gPrismMugenSpriteFileReaderData.mCustomLoadPalettedTextureFrom8BitBuffer) {
newSprite.mTexture = gPrismMugenSpriteFileReaderData.mCustomLoadPalettedTextureFrom8BitBuffer(buffer.mBuffer, gPrismMugenSpriteFileReaderData.mPaletteID, buffer.mSize.x, buffer.mSize.y);
}
else {
newSprite.mTexture = loadPalettedTextureFrom8BitBuffer(buffer.mBuffer, gPrismMugenSpriteFileReaderData.mPaletteID, buffer.mSize.x, buffer.mSize.y);
}
ret.push_back(newSprite);
}
return ret;
}
static std::vector<MugenSpriteFileSubSprite> loadTextureFromImageARGB32List(const std::vector<SubImageBuffer>& tBufferList) {
std::vector<MugenSpriteFileSubSprite> ret;
for (const auto& buffer : tBufferList)
{
MugenSpriteFileSubSprite newSprite;
newSprite.mOffset = buffer.mOffset;
if (gPrismMugenSpriteFileReaderData.mCustomLoadTextureFromARGB32Buffer) {
newSprite.mTexture = gPrismMugenSpriteFileReaderData.mCustomLoadTextureFromARGB32Buffer(buffer.mBuffer, buffer.mSize.x, buffer.mSize.y);
}
else {
newSprite.mTexture = loadTextureFromARGB32Buffer(buffer.mBuffer, buffer.mSize.x, buffer.mSize.y);
}
ret.push_back(newSprite);
}
return ret;
}
static Buffer decodeRLE5BufferAndReturnOwnedBuffer(const Buffer& b, int tFinalSize) {
uint8_t* output = (uint8_t*)allocMemory(tFinalSize+10);
uint8_t* input = (uint8_t*)b.mData;
int ip;
int op = 0;
for (ip = 0; ip < (int)b.mLength; ip++) {
uint8_t cur = input[ip];
if ((cur & 0xC0) == 0xC0) { // decode
int steps = cur & 0x3F;
ip++;
uint8_t val = input[ip];
int k;
for (k = 0; k < steps; k++) {
output[op++] = val;
}
if (op >= tFinalSize + 1) break;
}
else {
output[op++] = cur;
if (op >= tFinalSize + 1) break;
}
}
return makeBufferOwned(output, tFinalSize);
}
static Buffer decodeRLE8BufferAndReturnOwnedBuffer(const Buffer& b, int tFinalSize) {
uint8_t* output = (uint8_t*)allocMemory(tFinalSize + 10);
uint8_t* input = (uint8_t*)b.mData;
uint32_t dstpos = 0;
uint32_t srcpos = 0;
while (srcpos < (uint32_t)b.mLength)
{
if (((input[srcpos] & 0xC0) == 0x40))
{
int run;
for (run = 0; run < (input[srcpos] & 0x3F); run++)
{
output[dstpos] = input[srcpos + 1];
dstpos++;
}
srcpos += 2;
}
else
{
output[dstpos] = input[srcpos];
dstpos++;
srcpos++;
}
}
return makeBufferOwned(output, tFinalSize);
}
static MugenSpriteFileSprite makeMugenSpriteFileSprite(const std::vector<MugenSpriteFileSubSprite>& tTextures, const TextureSize& tOriginalTextureSize, const Vector2D& tAxisOffset) {
MugenSpriteFileSprite e;
e.mTextures = tTextures;
e.mOriginalTextureSize = tOriginalTextureSize;
e.mIsLinked = 0;
e.mIsLinkedTo = 0;
e.mAxisOffset = tAxisOffset;
return e;
}
static MugenSpriteFileSprite makeLinkedMugenSpriteFileSprite(int tIsLinkedTo, const Vector2D& tAxisOffset) {
MugenSpriteFileSprite e;
e.mIsLinked = 1;
e.mIsLinkedTo = tIsLinkedTo;
e.mAxisOffset = tAxisOffset;
return e;
}
static Buffer loadPCXPaletteToBuffer(BufferPointer p, int tEncodedSize) {
int size = 256 * 3;
char* data = (char*)allocMemory(size);
memcpy(data, p + tEncodedSize, size);
return makeBufferOwned(data, size);
}
static SubImageBuffer getSingleAllocatedBufferFromSource(const Buffer& b, int x, int y, int dx, int dy, int tBytesPerLine, int tWidth, int tHeight, int tBytesPerPixel) {
int dstSize = dx*dy;
char* dst = (char*)allocMemory(dstSize*tBytesPerPixel);
char* src = (char*)b.mData;
int j;
for (j = 0; j < dy; j++) {
int startIndexDst = get2DBufferIndex(0, j, dx)*tBytesPerPixel;
int startIndexSrc = get2DBufferIndex(x, y + j, tBytesPerLine)*tBytesPerPixel;
int rowSrcSize, rowBufferSize;
if (y + j >= tHeight) rowSrcSize = 0;
else rowSrcSize = min(dx, tWidth - x);
rowBufferSize = (dx - rowSrcSize);
rowSrcSize *= tBytesPerPixel;
rowBufferSize *= tBytesPerPixel;
memcpy(dst + startIndexDst, src + startIndexSrc, rowSrcSize);
memset(dst + startIndexDst + rowSrcSize, 0, rowBufferSize);
}
SubImageBuffer ret;
ret.mBuffer = makeBufferOwned(dst, dstSize*tBytesPerPixel);
ret.mOffset = Vector2DI(x, y);
ret.mSize = Vector2DI(dx, dy);
return ret;
}
static int getMaximumSizeFit(int tVal) {
#if defined(VITA)
return tVal;
#else
const int mini = gPrismMugenSpriteFileReaderData.mSubTextureSplitMin;
const int maxi = gPrismMugenSpriteFileReaderData.mSubTextureSplitMax;
if (tVal <= mini) return mini;
int i = mini;
while(i < 5000) {
if (i <= tVal && (i * 2 > tVal || i == maxi)) {
return i;
}
i *= 2;
}
logError("Unable to find fit");
logErrorInteger(tVal);
recoverFromError();
return 0;
#endif
}
std::vector<SubImageBuffer> breakImageBufferUpIntoMultipleBuffers(const Buffer& b, int tBytesPerLine, int tWidth, int tHeight, int tBytesPerPixel) {
std::vector<SubImageBuffer> ret;
int y = 0;
while (y < tHeight) { // INFO: Need power of 2 split for paletted images on Dreamcast, they need to be twiddled and twiddling only works with power of 2
int heightLeft = tHeight - y;
int dy = getMaximumSizeFit(heightLeft);
int x = 0;
while (x < tWidth) {
int widthLeft = tWidth - x;
int dx = getMaximumSizeFit(widthLeft);
auto newBuffer = getSingleAllocatedBufferFromSource(b, x, y, dx, dy, tBytesPerLine, tWidth, tHeight, tBytesPerPixel);
ret.push_back(newBuffer);
x += dx;
}
y += dy;
}
return ret;
}
static void freeSubImageBufferList(std::vector<SubImageBuffer>& tBufferList) {
for (auto& buffer : tBufferList)
{
freeBuffer(buffer.mBuffer);
}
tBufferList.clear();
}
typedef struct {
BufferPointer p;
Buffer b;
} PNGReadCaller;
static void readPNGDataFromInputStream(png_structp png_ptr, png_bytep outBytes, png_size_t byteCountToRead) {
png_voidp io_ptr = png_get_io_ptr(png_ptr);
if (io_ptr == NULL) {
logError("Did not get caller");
recoverFromError();
}
PNGReadCaller* caller = (PNGReadCaller*)io_ptr;
if (((uintptr_t)caller->p) + byteCountToRead > ((uintptr_t)caller->b.mData) + caller->b.mLength) {
logError("Trying to read outside buffer");
recoverFromError();
}
readFromBufferPointer(outBytes, &caller->p, uint32_t(byteCountToRead));
}
static Buffer parseRGBAPNG(png_structp* png_ptr, png_infop* info_ptr, int tHasAlpha, int width, int height)
{
uint8_t* dst = (uint8_t*)allocMemory(width*height * 4);
const auto bytesPerRow = png_get_rowbytes(*png_ptr, *info_ptr);
char* rowData = (char*)allocMemory(int(bytesPerRow));
// read single row at a time
uint32_t rowIdx;
for (rowIdx = 0; rowIdx < (uint32_t)height; ++rowIdx)
{
png_read_row(*png_ptr, (png_bytep)rowData, NULL);
uint32_t rowOffset = rowIdx * width;
uint32_t byteIndex = 0;
uint32_t colIdx;
for (colIdx = 0; colIdx < (uint32_t)width; ++colIdx)
{
uint32_t targetPixelIndex = rowOffset + colIdx;
dst[targetPixelIndex * 4 + 2] = rowData[byteIndex++];
dst[targetPixelIndex * 4 + 1] = rowData[byteIndex++];
dst[targetPixelIndex * 4 + 0] = rowData[byteIndex++];
dst[targetPixelIndex * 4 + 3] = tHasAlpha ? rowData[byteIndex++] : 255;
}
assert(byteIndex == bytesPerRow);
}
freeMemory(rowData);
return makeBufferOwned(dst, width*height*4);
}
static Buffer parsePalettedPNGWithPNGPalette(png_structp* png_ptr, png_infop* info_ptr, int width, int height)
{
uint8_t* dst = (uint8_t*)allocMemory(width*height * 4);
auto bytesPerRow = png_get_rowbytes(*png_ptr, *info_ptr);
uint8_t* rowData = (uint8_t*)allocMemory(int(bytesPerRow));
png_colorp pngPalette;
int palAmount;
png_get_PLTE(*png_ptr, *info_ptr, &pngPalette, &palAmount);
assert(palAmount <= 256 * 3);
png_bytep transAlpha = NULL;
int transAmount = 0;
png_color_16p transColor = NULL;
png_get_tRNS(*png_ptr, *info_ptr, &transAlpha, &transAmount, &transColor);
uint32_t rowIdx;
for (rowIdx = 0; rowIdx < (uint32_t)height; ++rowIdx)
{
png_read_row(*png_ptr, (png_bytep)rowData, NULL);
uint32_t rowOffset = rowIdx * width;
uint32_t byteIndex = 0;
uint32_t colIdx;
for (colIdx = 0; colIdx < (uint32_t)width; ++colIdx)
{
uint32_t targetPixelIndex = rowOffset + colIdx;
int index = rowData[byteIndex++];
assert(index < palAmount);
dst[targetPixelIndex * 4 + 2] = pngPalette[index].red;
dst[targetPixelIndex * 4 + 1] = pngPalette[index].green;
dst[targetPixelIndex * 4 + 0] = pngPalette[index].blue;
dst[targetPixelIndex * 4 + 3] = ((transAmount == 0) ? 255 : (index >= transAmount) ? 255 : transAlpha[index]);
}
assert(byteIndex == bytesPerRow);
}
freeMemory(rowData);
return makeBufferOwned(dst, width*height * 4);
}
static Buffer parsePalettedPNGWithoutPalette(png_structp* png_ptr, png_infop* info_ptr, int width, int height)
{
uint8_t* dst = (uint8_t*)allocMemory(width * height);
auto bytesPerRow = png_get_rowbytes(*png_ptr, *info_ptr);
uint8_t* rowData = (uint8_t*)allocMemory(int(bytesPerRow));
uint32_t rowIdx;
for (rowIdx = 0; rowIdx < (uint32_t)height; ++rowIdx)
{
png_read_row(*png_ptr, (png_bytep)rowData, NULL);
uint32_t rowOffset = rowIdx * width;
uint32_t byteIndex = 0;
uint32_t colIdx;
for (colIdx = 0; colIdx < (uint32_t)width; ++colIdx)
{
uint32_t targetPixelIndex = rowOffset + colIdx;
int index = rowData[byteIndex++];
assert(index <= 0xFF);
dst[targetPixelIndex] = index;
}
assert(byteIndex == bytesPerRow);
}
freeMemory(rowData);
return makeBufferOwned(dst, width * height);
}
static Buffer loadBufferFromRawPNGBuffer(const Buffer& tRawPNGBuffer, int tWidth, int tHeight, int tIsUsingPngPalette) {
BufferPointer p = getBufferPointer(tRawPNGBuffer);
uint8_t* pngSignature = (uint8_t*)p;
p += 8;
if (!png_check_sig(pngSignature, 8)) {
logError("Invalid png signature");
recoverFromError();
}
png_structp png_ptr = NULL;
png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
if (png_ptr == NULL) {
logError("Cannot create read struct.");
recoverFromError();
}
png_infop info_ptr = NULL;
info_ptr = png_create_info_struct(png_ptr);
if (info_ptr == NULL)
{
png_destroy_read_struct(&png_ptr, NULL, NULL);
logError("Cannot create info struct.");
recoverFromError();
}
PNGReadCaller caller;
caller.p = p;
caller.b = tRawPNGBuffer;
png_set_read_fn(png_ptr, &caller, readPNGDataFromInputStream);
png_set_sig_bytes(png_ptr, 8);
png_read_info(png_ptr, info_ptr);
png_uint_32 width = 0;
png_uint_32 height = 0;
int bitDepth = 0;
int colorType = -1;
png_uint_32 retval = png_get_IHDR(png_ptr, info_ptr,
&width,
&height,
&bitDepth,
&colorType,
NULL, NULL, NULL);
(void)tWidth;
assert((int)width == tWidth);
(void)tHeight;
assert((int)height == tHeight);
if (retval != 1) {
logError("Unable to read image data");
recoverFromError();
}
Buffer ret;
if (colorType == PNG_COLOR_TYPE_RGB) {
ret = parseRGBAPNG(&png_ptr, &info_ptr, 0, width, height);
}
else if (colorType == PNG_COLOR_TYPE_RGB_ALPHA) {
ret = parseRGBAPNG(&png_ptr, &info_ptr, 1, width, height);
}
else if (colorType == PNG_COLOR_TYPE_PALETTE) {
if (tIsUsingPngPalette)
{
ret = parsePalettedPNGWithPNGPalette(&png_ptr, &info_ptr, width, height);
}
else
{
ret = parsePalettedPNGWithoutPalette(&png_ptr, &info_ptr, width, height);
}
}
else {
logError("Unrecognized color type");
logErrorInteger(colorType);
recoverFromError();
ret = makeBuffer(NULL, 0);
}
png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
return ret;
}
static MugenSpriteFileSprite makeMugenSpriteFileSpriteFromRawAndPaletteBufferGeneral(Buffer& tRawImageBuffer, const Buffer& tPaletteBuffer, int tIsUsingPaletteBuffer, int tWidth, int tHeight, int tBytesPerLine, const Vector2D& tAxisOffset) {
auto subImageList = breakImageBufferUpIntoMultipleBuffers(tRawImageBuffer, tBytesPerLine, tWidth, tHeight, 1);
freeBuffer(tRawImageBuffer);
std::vector<MugenSpriteFileSubSprite> textures;
if (tIsUsingPaletteBuffer) {
textures = loadTextureFromPalettedImageList1bpp(subImageList, tPaletteBuffer);
}
else {
textures = loadTextureFromRawImageList1bpp(subImageList);
}
freeSubImageBufferList(subImageList);
return makeMugenSpriteFileSprite(textures, makeTextureSize(tWidth, tHeight), tAxisOffset);
}
static MugenSpriteFileSprite makeMugenSpriteFileSpriteFromRawAndPaletteBuffer(Buffer& tRawImageBuffer, const Buffer& tPaletteBuffer, int tWidth, int tHeight, int tBytesPerLine, const Vector2D& tAxisOffset) {
return makeMugenSpriteFileSpriteFromRawAndPaletteBufferGeneral(tRawImageBuffer, tPaletteBuffer, 1, tWidth, tHeight, tBytesPerLine, tAxisOffset);
}
static MugenSpriteFileSprite makeMugenSpriteFileSpriteFromRawBuffer(Buffer& tRawImageBuffer, int tWidth, int tHeight, int tBytesPerLine, const Vector2D& tAxisOffset) {
return makeMugenSpriteFileSpriteFromRawAndPaletteBufferGeneral(tRawImageBuffer, makeBuffer(NULL, 0), 0, tWidth, tHeight, tBytesPerLine, tAxisOffset);
}
static MugenSpriteFileSprite makeMugenSpriteFileSpriteFromRawPNGBuffer(Buffer& tRawPNGBuffer, int tWidth, int tHeight, int tBytesPerLine, const Vector2D& tAxisOffset, int tColorDepth, const std::vector<MugenSpriteFilePalette>& tPalettes, int tPalette) {
if (tColorDepth == 8)
{
Buffer palettedBuffer = loadBufferFromRawPNGBuffer(tRawPNGBuffer, tBytesPerLine, tHeight, 0);
if (gPrismMugenSpriteFileReaderData.mIsUsingRealPalette && tPalette == 0) {
return makeMugenSpriteFileSpriteFromRawBuffer(palettedBuffer, tWidth, tHeight, tWidth, tAxisOffset);
}
else {
const auto& paletteElement = tPalettes[tPalette];
return makeMugenSpriteFileSpriteFromRawAndPaletteBuffer(palettedBuffer, paletteElement.mBuffer, tWidth, tHeight, tWidth, tAxisOffset);
}
}
else
{
Buffer argb32Buffer = loadBufferFromRawPNGBuffer(tRawPNGBuffer, tBytesPerLine, tHeight, 1);
freeBuffer(tRawPNGBuffer);
auto subImageList = breakImageBufferUpIntoMultipleBuffers(argb32Buffer, tBytesPerLine, tWidth, tHeight, 4);
freeBuffer(argb32Buffer);
auto textures = loadTextureFromImageARGB32List(subImageList);
freeSubImageBufferList(subImageList);
return makeMugenSpriteFileSprite(textures, makeTextureSize(tWidth, tHeight), tAxisOffset);
}
}
static void insertPaletteIntoMugenSpriteFile(MugenSpriteFile* tSprites, const Buffer& b, int tGroup = -1, int tItem = -1) {
assert(isRGBPalette(b) || isARGBPalette(b));
if (gPrismMugenSpriteFileReaderData.mIsUsingRealPalette && tSprites->mPalettes.empty()) {
if (isRGBPalette(b)) {
setPaletteFromBGR256WithFirstValueTransparentBuffer(gPrismMugenSpriteFileReaderData.mPaletteID, b);
}
else {
setPaletteFromARGB256Buffer(gPrismMugenSpriteFileReaderData.mPaletteID, b);
}
}
MugenSpriteFilePalette paletteElement;
paletteElement.mBuffer = b;
paletteElement.mGroup = tGroup;
paletteElement.mItem = tItem;
tSprites->mPalettes.push_back(paletteElement);
}
static MugenSpriteFileSprite loadTextureFromPCXBuffer(MugenSpriteFile* tDst, int mIsUsingOwnPalette, const Buffer& b, const Vector2D& tAxisOffset) {
PCXHeader header;
BufferPointer p = getBufferPointer(b);
readFromBufferPointer(&header, &p, sizeof(PCXHeader));
int bytesPerPixel = header.mBitsPerPixel / 8;
int w = header.mMaxX - header.mMinX + 1;
int h = header.mMaxY - header.mMinY + 1;
int32_t pcxImageSize = bytesPerPixel*header.mBytesPerLine*h;
assert(header.mBitsPerPixel == 8);
assert(header.mEncoding == 1);
if (header.mPlaneAmount != 1) {
logWarningFormat("Unsupported pcx plane amount: %d", header.mPlaneAmount);
}
int encodedSize;
if (mIsUsingOwnPalette) {
encodedSize = b.mLength - sizeof(PCXHeader) - 256 * 3;
}
else {
encodedSize = b.mLength - sizeof(PCXHeader);
}
Buffer encodedImageBuffer = makeBuffer(p, encodedSize);
Buffer rawImageBuffer = decodeRLE5BufferAndReturnOwnedBuffer(encodedImageBuffer, pcxImageSize);
if (mIsUsingOwnPalette) {
auto insertPalette = loadPCXPaletteToBuffer(p, encodedSize);
insertPaletteIntoMugenSpriteFile(tDst, insertPalette);
}
assert(!tDst->mPalettes.empty());
if (gPrismMugenSpriteFileReaderData.mIsUsingRealPalette && tDst->mPalettes.size() == 1) {
return makeMugenSpriteFileSpriteFromRawBuffer(rawImageBuffer, w, h, header.mBytesPerLine, tAxisOffset);
}
else {
auto paletteElement = tDst->mPalettes.back();
return makeMugenSpriteFileSpriteFromRawAndPaletteBuffer(rawImageBuffer, paletteElement.mBuffer, w, h, header.mBytesPerLine, tAxisOffset);
}
}
static MugenSpriteFile makeEmptySpriteFile();
static void unloadSinglePalette(MugenSpriteFilePalette& palette);
MugenSpriteFileSprite loadSingleTextureFromPCXBuffer(const Buffer& tBuffer) {
MugenSpriteFile sprites = makeEmptySpriteFile();
auto sprite = loadTextureFromPCXBuffer(&sprites, 1, tBuffer, Vector2D(0, 0));
for (auto& palette : sprites.mPalettes)
{
unloadSinglePalette(palette);
}
return sprite;
}
static int findEmptyNegativeSpriteSlot(const MugenSpriteFileGroup& tGroup)
{
int testIndex = -10000;
while (tGroup.mSprites.find(testIndex) != tGroup.mSprites.end())
{
testIndex--;
}
return testIndex;
}
static void insertTextureIntoSpriteFile(MugenSpriteFile* tDst, MugenSpriteFileSprite& tTexture, int tGroup, int tSprite) {
if (!stl_map_contains(tDst->mGroups, tGroup)) {
tDst->mGroups[tGroup] = MugenSpriteFileGroup();
}
auto& g = tDst->mGroups[tGroup];
int realIndex = tSprite;
if (g.mSprites.find(realIndex) != g.mSprites.end())
{
realIndex = findEmptyNegativeSpriteSlot(g);
logWarningFormat("[MugenSpriteFileReader] Duplicate sprite for %d %d. Ignoring second and saving as negative index %d.", tGroup, tSprite, realIndex);
}
g.mSprites[realIndex] = tTexture;
tDst->mAllSprites.push_back(&g.mSprites[realIndex]);
}
static int gPreviousGroup;
static void loadSingleSFFFileAndInsertIntoSpriteFile(const SFFSubFileHeader& subHeader, MugenSpriteFile* tDst) {
MugenSpriteFileSprite texture;
if (subHeader.mSubfileLength) {
Buffer pcxBuffer = gPrismMugenSpriteFileReaderData.mReader.mReadBufferReadOnly(&gPrismMugenSpriteFileReaderData.mReader, subHeader.mSubfileLength);
int isFirstImageWithActiveActFile = gPrismMugenSpriteFileReaderData.mHasPaletteFile && subHeader.mGroup == 0 && subHeader.mImage == 0;
int isUsingOwnPalette = !subHeader.mHasSamePaletteAsPreviousImage && !isFirstImageWithActiveActFile;
gPreviousGroup = subHeader.mGroup;
texture = loadTextureFromPCXBuffer(tDst, isUsingOwnPalette, pcxBuffer, Vector2D(subHeader.mImageAxisXCoordinate, subHeader.mImageAxisYCoordinate));
freeBuffer(pcxBuffer);
}
else {
texture = makeLinkedMugenSpriteFileSprite(subHeader.mIndexOfPreciousSpriteCopy, Vector2D(subHeader.mImageAxisXCoordinate, subHeader.mImageAxisYCoordinate));
}
insertTextureIntoSpriteFile(tDst, texture, subHeader.mGroup, subHeader.mImage);
}
static void removeAllPalettesExceptFirst(MugenSpriteFile* tDst) {
assert(tDst->mPalettes.size() >= 1);
while (tDst->mPalettes.size() > 1) {
auto& paletteElement = tDst->mPalettes.back();
freeBuffer(paletteElement.mBuffer);
tDst->mPalettes.pop_back();
}
}
static void loadSingleSFFFile(MugenSpriteFile* tDst) {
SFFSubFileHeader subHeader;
gPrismMugenSpriteFileReaderData.mReader.mRead(&gPrismMugenSpriteFileReaderData.mReader, &subHeader, sizeof(SFFSubFileHeader));
verboseInteger(sizeof(SFFSubFileHeader));
verboseInteger(subHeader.mNextFilePosition);
verboseInteger(subHeader.mSubfileLength);
verboseInteger(subHeader.mGroup);
verboseInteger(subHeader.mImage);
verboseString(subHeader.mComments);
if (gPrismMugenSpriteFileReaderData.mHasPaletteFile && subHeader.mGroup == 0 && subHeader.mImage == 0) {
removeAllPalettesExceptFirst(tDst);
}
if (!gPrismMugenSpriteFileReaderData.mIsOnlyLoadingPortraits || (subHeader.mGroup == 9000 && subHeader.mImage <= 1)) {
loadSingleSFFFileAndInsertIntoSpriteFile(subHeader, tDst);
}
if (!subHeader.mNextFilePosition) {
gPrismMugenSpriteFileReaderData.mReader.mSetOver(&gPrismMugenSpriteFileReaderData.mReader);
}
else {
gPrismMugenSpriteFileReaderData.mReader.mSeek(&gPrismMugenSpriteFileReaderData.mReader, subHeader.mNextFilePosition);
}
}
static void loadSFFHeader(SFFHeader* tHeader) {
gPrismMugenSpriteFileReaderData.mReader.mRead(&gPrismMugenSpriteFileReaderData.mReader, tHeader, sizeof(SFFHeader));
}
static MugenSpriteFile makeEmptySpriteFile() {
MugenSpriteFile ret;
ret.mPaletteMappedGroup = ret.mPaletteMappedItem = 1;
return ret;
}
static void loadMugenSpriteFilePaletteFile(MugenSpriteFile* ret, const char* tPath) {
assert(isFile(tPath));
auto b = fileToBuffer(tPath);
auto src = fileToBuffer(tPath);
int i;
for (i = 0; i < 256; i++) {
int j = 255 - i;
((uint8_t*)b.mData)[j * 3 + 0] = ((uint8_t*)src.mData)[i * 3 + 0];
((uint8_t*)b.mData)[j * 3 + 1] = ((uint8_t*)src.mData)[i * 3 + 1];
((uint8_t*)b.mData)[j * 3 + 2] = ((uint8_t*)src.mData)[i * 3 + 2];
}
freeBuffer(src);
insertPaletteIntoMugenSpriteFile(ret, b);
}
static MugenSpriteFile loadMugenSpriteFile1(int tHasPaletteFile, const char* tOptionalPaletteFile) {
MugenSpriteFile ret = makeEmptySpriteFile();
if (tHasPaletteFile) {
loadMugenSpriteFilePaletteFile(&ret, tOptionalPaletteFile);
}
gPrismMugenSpriteFileReaderData.mReader.mSeek(&gPrismMugenSpriteFileReaderData.mReader, 0);
SFFHeader header;
loadSFFHeader(&header);
verboseInteger(header.mGroupAmount);
verboseInteger(header.mImageAmount);
verboseInteger(header.mFirstFileOffset);
gPreviousGroup = -1;
gPrismMugenSpriteFileReaderData.mReader.mSeek(&gPrismMugenSpriteFileReaderData.mReader, header.mFirstFileOffset);
while (!gPrismMugenSpriteFileReaderData.mReader.mIsOver(&gPrismMugenSpriteFileReaderData.mReader)) {
loadSingleSFFFile(&ret);
if(gPrismMugenSpriteFileReaderData.mIsOnlyLoadingPortraits && ret.mAllSprites.size() == 2) break;
}
return ret;
}
static void loadSFFHeader2(SFFHeader2* tHeader) {
gPrismMugenSpriteFileReaderData.mReader.mRead(&gPrismMugenSpriteFileReaderData.mReader, tHeader, sizeof(SFFHeader2));