static void ImHere()
{
static File::IOFile f;
if (ImHereLog)
{
if (!f)
f.Open("log64.txt", "w");
fprintf(f.GetHandle(), "%08x\n", PC);
}
if (been_here.find(PC) != been_here.end())
{
been_here.find(PC)->second++;
if ((been_here.find(PC)->second) & 1023)
return;
}
DEBUG_LOG(DYNA_REC, "I'm here - PC = %08x , LR = %08x", PC, LR);
been_here[PC] = 1;
}
bool ImageLoader::ReadPNG(ImageLoaderParams &ImgInfo)
{
// Set up libpng reading.
png_structp png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, nullptr, PNGErrorFn, PNGWarnFn);
if (!png_ptr)
return false;
png_infop info_ptr = png_create_info_struct(png_ptr);
if (!info_ptr)
{
png_destroy_read_struct(&png_ptr, (png_infopp)NULL, (png_infopp)NULL);
return false;
}
png_infop end_info = png_create_info_struct(png_ptr);
if (!end_info)
{
png_destroy_read_struct(&png_ptr, &info_ptr, (png_infopp)NULL);
return false;
}
if (setjmp(png_jmpbuf(png_ptr)))
{
png_destroy_read_struct(&png_ptr, &info_ptr, &end_info);
return false;
}
// We read using a FILE*; this could be changed.
File::IOFile file;
if (!file.Open(ImgInfo.Path, "rb"))
{
return false;
}
png_init_io(png_ptr, file.GetHandle());
png_set_sig_bytes(png_ptr, 0);
// Process PNG header, etc.
png_read_info(png_ptr, info_ptr);
png_uint_32 width, height;
int bit_depth, color_type, interlace_type, compression_type, filter_method;
png_get_IHDR(png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, &interlace_type, &compression_type, &filter_method);
// Force RGB (8 or 16-bit).
if (color_type == PNG_COLOR_TYPE_PALETTE)
png_set_palette_to_rgb(png_ptr);
if (color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8)
png_set_expand_gray_1_2_4_to_8(png_ptr);
if (color_type == PNG_COLOR_TYPE_GRAY || color_type == PNG_COLOR_TYPE_GRAY_ALPHA)
png_set_gray_to_rgb(png_ptr);
// Force 8-bit RGB.
if (bit_depth == 16)
png_set_strip_16(png_ptr);
// Force alpha channel (combined with the above, 8-bit RGBA).
if (png_get_valid(png_ptr, info_ptr, PNG_INFO_tRNS))
png_set_tRNS_to_alpha(png_ptr);
else if ((color_type & PNG_COLOR_MASK_ALPHA) == 0)
png_set_add_alpha(png_ptr, 0xFF, PNG_FILLER_AFTER);
png_read_update_info(png_ptr, info_ptr);
ImgInfo.Width = width;
ImgInfo.Height = height;
ImgInfo.data_size = width * height * 4;
ImgInfo.dst = ImgInfo.request_buffer_delegate(ImgInfo.data_size, false);
std::vector<u8*> row_pointers(height);
u8* row_pointer = ImgInfo.dst;
for (unsigned i = 0; i < height; ++i)
{
row_pointers[i] = row_pointer;
row_pointer += width * 4;
}
png_read_image(png_ptr, row_pointers.data());
png_read_end(png_ptr, end_info);
png_destroy_read_struct(&png_ptr, &info_ptr, &end_info);
return true;
}
void FifoDataFile::PadFile(size_t numBytes, File::IOFile& file)
{
for (size_t i = 0; i < numBytes; ++i)
fputc(0, file.GetHandle());
}
void FifoDataFile::PadFile(u32 numBytes, File::IOFile& file)
{
const u8 zero = 0;
fwrite(&zero, sizeof(zero), numBytes, file.GetHandle());
}