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Cleanup.

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This commit is contained in:
Branimir Karadžić
2017-05-23 18:07:12 -07:00
parent f63dc66de2
commit 1d9502f902
2 changed files with 130 additions and 77 deletions
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176
src/image.cpp
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@@ -1849,40 +1849,48 @@ namespace bimg
#define DDS_FORMAT_BC7_UNORM_SRGB 99
#define DDS_FORMAT_B4G4R4A4_UNORM 115
#define DDSD_CAPS 0x00000001
#define DDSD_HEIGHT 0x00000002
#define DDSD_WIDTH 0x00000004
#define DDSD_PITCH 0x00000008
#define DDSD_PIXELFORMAT 0x00001000
#define DDSD_MIPMAPCOUNT 0x00020000
#define DDSD_LINEARSIZE 0x00080000
#define DDSD_DEPTH 0x00800000
#define DDS_DX10_DIMENSION_TEXTURE2D 3
#define DDS_DX10_DIMENSION_TEXTURE3D 4
#define DDS_DX10_MISC_TEXTURECUBE 4
#define DDPF_ALPHAPIXELS 0x00000001
#define DDPF_ALPHA 0x00000002
#define DDPF_FOURCC 0x00000004
#define DDPF_INDEXED 0x00000020
#define DDPF_RGB 0x00000040
#define DDPF_YUV 0x00000200
#define DDPF_LUMINANCE 0x00020000
#define DDSD_CAPS 0x00000001
#define DDSD_HEIGHT 0x00000002
#define DDSD_WIDTH 0x00000004
#define DDSD_PITCH 0x00000008
#define DDSD_PIXELFORMAT 0x00001000
#define DDSD_MIPMAPCOUNT 0x00020000
#define DDSD_LINEARSIZE 0x00080000
#define DDSD_DEPTH 0x00800000
#define DDSCAPS_COMPLEX 0x00000008
#define DDSCAPS_TEXTURE 0x00001000
#define DDSCAPS_MIPMAP 0x00400000
#define DDPF_ALPHAPIXELS 0x00000001
#define DDPF_ALPHA 0x00000002
#define DDPF_FOURCC 0x00000004
#define DDPF_INDEXED 0x00000020
#define DDPF_RGB 0x00000040
#define DDPF_YUV 0x00000200
#define DDPF_LUMINANCE 0x00020000
#define DDSCAPS2_CUBEMAP 0x00000200
#define DDSCAPS2_CUBEMAP_POSITIVEX 0x00000400
#define DDSCAPS2_CUBEMAP_NEGATIVEX 0x00000800
#define DDSCAPS2_CUBEMAP_POSITIVEY 0x00001000
#define DDSCAPS2_CUBEMAP_NEGATIVEY 0x00002000
#define DDSCAPS2_CUBEMAP_POSITIVEZ 0x00004000
#define DDSCAPS2_CUBEMAP_NEGATIVEZ 0x00008000
#define DDSCAPS_COMPLEX 0x00000008
#define DDSCAPS_TEXTURE 0x00001000
#define DDSCAPS_MIPMAP 0x00400000
#define DDS_CUBEMAP_ALLFACES (DDSCAPS2_CUBEMAP_POSITIVEX|DDSCAPS2_CUBEMAP_NEGATIVEX \
|DDSCAPS2_CUBEMAP_POSITIVEY|DDSCAPS2_CUBEMAP_NEGATIVEY \
|DDSCAPS2_CUBEMAP_POSITIVEZ|DDSCAPS2_CUBEMAP_NEGATIVEZ)
#define DDSCAPS2_VOLUME 0x00200000
#define DDSCAPS2_CUBEMAP 0x00000200
#define DDSCAPS2_CUBEMAP_POSITIVEX 0x00000400
#define DDSCAPS2_CUBEMAP_NEGATIVEX 0x00000800
#define DDSCAPS2_CUBEMAP_POSITIVEY 0x00001000
#define DDSCAPS2_CUBEMAP_NEGATIVEY 0x00002000
#define DDSCAPS2_CUBEMAP_POSITIVEZ 0x00004000
#define DDSCAPS2_CUBEMAP_NEGATIVEZ 0x00008000
#define DDSCAPS2_VOLUME 0x00200000
#define DSCAPS2_CUBEMAP_ALLSIDES (0 \
| DDSCAPS2_CUBEMAP_POSITIVEX \
| DDSCAPS2_CUBEMAP_NEGATIVEX \
| DDSCAPS2_CUBEMAP_POSITIVEY \
| DDSCAPS2_CUBEMAP_NEGATIVEY \
| DDSCAPS2_CUBEMAP_POSITIVEZ \
| DDSCAPS2_CUBEMAP_NEGATIVEZ \
)
struct TranslateDdsFormat
{
@@ -1988,79 +1996,93 @@ namespace bimg
bool imageParseDds(ImageContainer& _imageContainer, bx::ReaderSeekerI* _reader)
{
uint32_t headerSize;
bx::read(_reader, headerSize);
bx::Error* _err = NULL;
BX_ERROR_SCOPE(_err);
int32_t total = 0;
if (headerSize < DDS_HEADER_SIZE)
uint32_t headerSize;
total += bx::read(_reader, headerSize, _err);
if (!_err->isOk()
|| headerSize < DDS_HEADER_SIZE)
{
return false;
}
uint32_t flags;
bx::read(_reader, flags);
total += bx::read(_reader, flags, _err);
if ( (flags & (DDSD_CAPS|DDSD_HEIGHT|DDSD_WIDTH|DDSD_PIXELFORMAT) ) != (DDSD_CAPS|DDSD_HEIGHT|DDSD_WIDTH|DDSD_PIXELFORMAT) )
if (!_err->isOk()
|| (flags & (DDSD_CAPS|DDSD_HEIGHT|DDSD_WIDTH|DDSD_PIXELFORMAT) ) != (DDSD_CAPS|DDSD_HEIGHT|DDSD_WIDTH|DDSD_PIXELFORMAT) )
{
return false;
}
uint32_t height;
bx::read(_reader, height);
total += bx::read(_reader, height, _err);
uint32_t width;
bx::read(_reader, width);
total += bx::read(_reader, width, _err);
uint32_t pitch;
bx::read(_reader, pitch);
total += bx::read(_reader, pitch, _err);
uint32_t depth;
bx::read(_reader, depth);
total += bx::read(_reader, depth, _err);
uint32_t mips;
bx::read(_reader, mips);
total += bx::read(_reader, mips, _err);
bx::skip(_reader, 44); // reserved
total += 44;
uint32_t pixelFormatSize;
bx::read(_reader, pixelFormatSize);
total += bx::read(_reader, pixelFormatSize, _err);
uint32_t pixelFlags;
bx::read(_reader, pixelFlags);
total += bx::read(_reader, pixelFlags, _err);
uint32_t fourcc;
bx::read(_reader, fourcc);
total += bx::read(_reader, fourcc, _err);
uint32_t bitCount;
bx::read(_reader, bitCount);
total += bx::read(_reader, bitCount, _err);
uint32_t bitmask[4];
bx::read(_reader, bitmask, sizeof(bitmask) );
total += bx::read(_reader, bitmask, sizeof(bitmask), _err);
uint32_t caps[4];
bx::read(_reader, caps);
total += bx::read(_reader, caps, _err);
bx::skip(_reader, 4); // reserved
bx::skip(_reader, 4);
total += 4; // reserved
if (!_err->isOk() )
{
return false;
}
uint32_t dxgiFormat = 0;
uint32_t arraySize = 1;
if (DDPF_FOURCC == pixelFlags
&& DDS_DX10 == fourcc)
&& DDS_DX10 == fourcc)
{
bx::read(_reader, dxgiFormat);
total += bx::read(_reader, dxgiFormat, _err);
uint32_t dims;
bx::read(_reader, dims);
total += bx::read(_reader, dims, _err);
uint32_t miscFlags;
bx::read(_reader, miscFlags);
total += bx::read(_reader, miscFlags, _err);
bx::read(_reader, arraySize);
total += bx::read(_reader, arraySize, _err);
uint32_t miscFlags2;
bx::read(_reader, miscFlags2);
total += bx::read(_reader, miscFlags2, _err);
}
if ( (caps[0] & DDSCAPS_TEXTURE) == 0)
if (!_err->isOk()
|| (caps[0] & DDSCAPS_TEXTURE) == 0)
{
return false;
}
@@ -2068,7 +2090,7 @@ namespace bimg
bool cubeMap = 0 != (caps[1] & DDSCAPS2_CUBEMAP);
if (cubeMap)
{
if ( (caps[1] & DDS_CUBEMAP_ALLFACES) != DDS_CUBEMAP_ALLFACES)
if ( (caps[1] & DSCAPS2_CUBEMAP_ALLSIDES) != DSCAPS2_CUBEMAP_ALLSIDES)
{
// partial cube map is not supported.
return false;
@@ -3207,6 +3229,8 @@ namespace bimg
static int32_t imageWriteDdsHeader(bx::WriterI* _writer, TextureFormat::Enum _format, bool _cubeMap, uint32_t _width, uint32_t _height, uint32_t _depth, uint8_t _numMips, bx::Error* _err)
{
BX_ERROR_SCOPE(_err);
uint32_t dxgiFormat = 0;
for (uint32_t ii = 0; ii < BX_COUNTOF(s_translateDxgiFormat); ++ii)
{
@@ -3227,50 +3251,68 @@ namespace bimg
uint32_t total = 0;
total += bx::write(_writer, uint32_t(DDS_MAGIC), _err);
uint32_t headerStart = total;
total += bx::write(_writer, uint32_t(DDS_HEADER_SIZE), _err);
total += bx::write(_writer, uint32_t(0
| DDSD_HEIGHT
| DDSD_WIDTH
| DDSD_DEPTH
| DDSD_PITCH
| DDSD_MIPMAPCOUNT
| DDSD_PIXELFORMAT
| DDSD_CAPS
| (1 < _depth ? DDSD_DEPTH : 0)
| (1 < _numMips ? DDSD_MIPMAPCOUNT : 0)
| (isCompressed(_format) ? DDSD_LINEARSIZE : DDSD_PITCH)
)
, _err
);
const uint32_t pitchOrLinearSize = isCompressed(_format)
? _width*_height*bpp/8
: _width*bpp/8
;
total += bx::write(_writer, _height, _err);
total += bx::write(_writer, _width, _err);
total += bx::write(_writer, _width*bpp/8, _err);
total += bx::write(_writer, pitchOrLinearSize, _err);
total += bx::write(_writer, _depth, _err);
total += bx::write(_writer, uint32_t(_numMips), _err);
total += bx::writeRep(_writer, 0, 44, _err);
total += bx::writeRep(_writer, 0, 44, _err); // reserved1
total += bx::write(_writer, uint32_t(8*sizeof(uint32_t) ), _err); // pixelFormatSize
total += bx::write(_writer, uint32_t(DDPF_FOURCC), _err);
total += bx::write(_writer, uint32_t(DDS_DX10), _err);
total += bx::write(_writer, bpp, _err);
total += bx::writeRep(_writer, 0, 4*sizeof(uint32_t), _err); // bitmask
total += bx::writeRep(_writer, 0, 5*sizeof(uint32_t), _err); // bitmask
uint32_t caps[4] =
{
uint32_t(DDSCAPS_TEXTURE | (1 < _numMips ? DDSCAPS_MIPMAP : 0) ),
uint32_t(_cubeMap ? DDSCAPS2_CUBEMAP|DDS_CUBEMAP_ALLFACES : 0),
uint32_t(DDSCAPS_TEXTURE | (1 < _numMips ? DDSCAPS_COMPLEX|DDSCAPS_MIPMAP : 0) ),
uint32_t(_cubeMap ? DDSCAPS2_CUBEMAP|DSCAPS2_CUBEMAP_ALLSIDES : 0),
0,
0,
};
total += bx::write(_writer, caps, sizeof(caps) );
total += bx::writeRep(_writer, 0, 4, _err);
total += bx::writeRep(_writer, 0, 4, _err); // reserved2
BX_WARN(total-headerStart == DDS_HEADER_SIZE
, "DDS: Failed to write header size %d (expected: %d)."
, total-headerStart
, DDS_HEADER_SIZE
);
total += bx::write(_writer, dxgiFormat);
total += bx::write(_writer, uint32_t(0), _err); // dims
total += bx::write(_writer, uint32_t(0), _err); // miscFlags
total += bx::write(_writer, uint32_t(1 < _depth ? DDS_DX10_DIMENSION_TEXTURE3D : DDS_DX10_DIMENSION_TEXTURE2D), _err); // dims
total += bx::write(_writer, uint32_t(_cubeMap ? DDS_DX10_MISC_TEXTURECUBE : 0), _err); // miscFlags
total += bx::write(_writer, uint32_t(1), _err); // arraySize
total += bx::write(_writer, uint32_t(0), _err); // miscFlags2
BX_WARN(total-headerStart == DDS_HEADER_SIZE+20
, "DDS: Failed to write header size %d (expected: %d)."
, total-headerStart
, DDS_HEADER_SIZE+20
);
BX_UNUSED(headerStart);
return total;
}