diff options
Diffstat (limited to 'src/Runtime/ogl-runtime/src/runtimerender/resourcemanager/Qt3DSRenderLoadedTexture.cpp')
| m--------- | src/Runtime/ogl-runtime | 0 | ||||
| -rw-r--r-- | src/Runtime/ogl-runtime/src/runtimerender/resourcemanager/Qt3DSRenderLoadedTexture.cpp | 715 |
2 files changed, 0 insertions, 715 deletions
diff --git a/src/Runtime/ogl-runtime b/src/Runtime/ogl-runtime new file mode 160000 +Subproject 2025912174c4cf99270b7439ec3b021e1d089ae diff --git a/src/Runtime/ogl-runtime/src/runtimerender/resourcemanager/Qt3DSRenderLoadedTexture.cpp b/src/Runtime/ogl-runtime/src/runtimerender/resourcemanager/Qt3DSRenderLoadedTexture.cpp deleted file mode 100644 index 11762733..00000000 --- a/src/Runtime/ogl-runtime/src/runtimerender/resourcemanager/Qt3DSRenderLoadedTexture.cpp +++ /dev/null @@ -1,715 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2008-2012 NVIDIA Corporation. -** Copyright (C) 2017 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of Qt 3D Studio. -** -** $QT_BEGIN_LICENSE:GPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3 or (at your option) any later version -** approved by the KDE Free Qt Foundation. The licenses are as published by -** the Free Software Foundation and appearing in the file LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ -#include "Qt3DSRenderLoadedTexture.h" -#include "foundation/IOStreams.h" -#include "foundation/Qt3DSFoundation.h" -#include "foundation/Qt3DSBroadcastingAllocator.h" -#include "Qt3DSDMWindowsCompatibility.h" -#include "Qt3DSRenderInputStreamFactory.h" -#include "foundation/Qt3DSFoundation.h" -#include "foundation/Qt3DSBroadcastingAllocator.h" -#include "Qt3DSRenderImageScaler.h" -#include "Qt3DSTextRenderer.h" -#include <QImage> - -using namespace qt3ds::render; - -SLoadedTexture *SLoadedTexture::LoadQImage(const QString &inPath, QT3DSI32 flipVertical, - NVFoundationBase &fnd, - NVRenderContextType renderContextType) -{ - Q_UNUSED(flipVertical) - Q_UNUSED(renderContextType) - SLoadedTexture *retval(NULL); - NVAllocatorCallback &alloc(fnd.getAllocator()); - QImage image(inPath); - const QImage::Format format = image.format(); - switch (format) { - case QImage::Format_RGBA64: - image = image.convertToFormat(QImage::Format_RGBA8888); - break; - case QImage::Format_RGBX64: - image = image.convertToFormat(QImage::Format_RGBX8888); - break; - default: - break; - } - image = image.mirrored(); - image = image.rgbSwapped(); - retval = QT3DS_NEW(alloc, SLoadedTexture)(alloc); - retval->width = image.width(); - retval->height = image.height(); - retval->components = image.pixelFormat().channelCount(); - retval->image = image; - retval->data = (void*)retval->image.bits(); - retval->dataSizeInBytes = image.byteCount(); - retval->setFormatFromComponents(); - return retval; -} - - -namespace { - -/** - !!Large section of code ripped from FreeImage!! - -*/ -// ---------------------------------------------------------- -// Structures used by DXT textures -// ---------------------------------------------------------- -typedef QT3DSU8 BYTE; -typedef QT3DSU16 WORD; - -typedef struct tagColor8888 -{ - BYTE b; - BYTE g; - BYTE r; - BYTE a; -} Color8888; - -typedef struct tagColor565 -{ - WORD b : 5; - WORD g : 6; - WORD r : 5; -} Color565; - -typedef struct tagDXTColBlock -{ - Color565 colors[2]; - BYTE row[4]; -} DXTColBlock; - -typedef struct tagDXTAlphaBlockExplicit -{ - WORD row[4]; -} DXTAlphaBlockExplicit; - -typedef struct tagDXTAlphaBlock3BitLinear -{ - BYTE alpha[2]; - BYTE data[6]; -} DXTAlphaBlock3BitLinear; - -typedef struct tagDXT1Block -{ - DXTColBlock color; -} DXT1Block; - -typedef struct tagDXT3Block -{ // also used by dxt2 - DXTAlphaBlockExplicit alpha; - DXTColBlock color; -} DXT3Block; - -typedef struct tagDXT5Block -{ // also used by dxt4 - DXTAlphaBlock3BitLinear alpha; - DXTColBlock color; -} DXT5Block; - -static void GetBlockColors(const DXTColBlock &block, Color8888 colors[4], bool isDXT1) -{ - int i; - for (i = 0; i < 2; i++) { - colors[i].a = 0xff; - colors[i].r = (BYTE)(block.colors[i].r * 0xff / 0x1f); - colors[i].g = (BYTE)(block.colors[i].g * 0xff / 0x3f); - colors[i].b = (BYTE)(block.colors[i].b * 0xff / 0x1f); - } - - WORD *wCol = (WORD *)block.colors; - if (wCol[0] > wCol[1] || !isDXT1) { - // 4 color block - for (i = 0; i < 2; i++) { - colors[i + 2].a = 0xff; - colors[i + 2].r = - (BYTE)((WORD(colors[0].r) * (2 - i) + WORD(colors[1].r) * (1 + i)) / 3); - colors[i + 2].g = - (BYTE)((WORD(colors[0].g) * (2 - i) + WORD(colors[1].g) * (1 + i)) / 3); - colors[i + 2].b = - (BYTE)((WORD(colors[0].b) * (2 - i) + WORD(colors[1].b) * (1 + i)) / 3); - } - } else { - // 3 color block, number 4 is transparent - colors[2].a = 0xff; - colors[2].r = (BYTE)((WORD(colors[0].r) + WORD(colors[1].r)) / 2); - colors[2].g = (BYTE)((WORD(colors[0].g) + WORD(colors[1].g)) / 2); - colors[2].b = (BYTE)((WORD(colors[0].b) + WORD(colors[1].b)) / 2); - - colors[3].a = 0x00; - colors[3].g = 0x00; - colors[3].b = 0x00; - colors[3].r = 0x00; - } -} - -struct DXT_INFO_1 -{ - typedef DXT1Block Block; - enum { isDXT1 = 1, bytesPerBlock = 8 }; -}; - -struct DXT_INFO_3 -{ - typedef DXT3Block Block; - enum { isDXT1 = 1, bytesPerBlock = 16 }; -}; - -struct DXT_INFO_5 -{ - typedef DXT5Block Block; - enum { isDXT1 = 1, bytesPerBlock = 16 }; -}; - -template <class INFO> -class DXT_BLOCKDECODER_BASE -{ -protected: - Color8888 m_colors[4]; - const typename INFO::Block *m_pBlock; - unsigned m_colorRow; - -public: - void Setup(const BYTE *pBlock) - { - m_pBlock = (const typename INFO::Block *)pBlock; - GetBlockColors(m_pBlock->color, m_colors, INFO::isDXT1); - } - - void SetY(int y) { m_colorRow = m_pBlock->color.row[y]; } - - void GetColor(int x, int y, Color8888 &color) - { - Q_UNUSED(y) - unsigned bits = (m_colorRow >> (x * 2)) & 3; - color = m_colors[bits]; - std::swap(color.r, color.b); - } -}; - -class DXT_BLOCKDECODER_1 : public DXT_BLOCKDECODER_BASE<DXT_INFO_1> -{ -public: - typedef DXT_INFO_1 INFO; -}; - -class DXT_BLOCKDECODER_3 : public DXT_BLOCKDECODER_BASE<DXT_INFO_3> -{ -public: - typedef DXT_BLOCKDECODER_BASE<DXT_INFO_3> base; - typedef DXT_INFO_3 INFO; - -protected: - unsigned m_alphaRow; - -public: - void SetY(int y) - { - base::SetY(y); - m_alphaRow = m_pBlock->alpha.row[y]; - } - - void GetColor(int x, int y, Color8888 &color) - { - base::GetColor(x, y, color); - const unsigned bits = (m_alphaRow >> (x * 4)) & 0xF; - color.a = (BYTE)((bits * 0xFF) / 0xF); - } -}; - -class DXT_BLOCKDECODER_5 : public DXT_BLOCKDECODER_BASE<DXT_INFO_5> -{ -public: - typedef DXT_BLOCKDECODER_BASE<DXT_INFO_5> base; - typedef DXT_INFO_5 INFO; - -protected: - unsigned m_alphas[8]; - unsigned m_alphaBits; - int m_offset; - -public: - void Setup(const BYTE *pBlock) - { - base::Setup(pBlock); - - const DXTAlphaBlock3BitLinear &block = m_pBlock->alpha; - m_alphas[0] = block.alpha[0]; - m_alphas[1] = block.alpha[1]; - if (m_alphas[0] > m_alphas[1]) { - // 8 alpha block - for (int i = 0; i < 6; i++) { - m_alphas[i + 2] = ((6 - i) * m_alphas[0] + (1 + i) * m_alphas[1] + 3) / 7; - } - } else { - // 6 alpha block - for (int i = 0; i < 4; i++) { - m_alphas[i + 2] = ((4 - i) * m_alphas[0] + (1 + i) * m_alphas[1] + 2) / 5; - } - m_alphas[6] = 0; - m_alphas[7] = 0xFF; - } - } - - void SetY(int y) - { - base::SetY(y); - int i = y / 2; - const DXTAlphaBlock3BitLinear &block = m_pBlock->alpha; - m_alphaBits = unsigned(block.data[0 + i * 3]) | (unsigned(block.data[1 + i * 3]) << 8) - | (unsigned(block.data[2 + i * 3]) << 16); - m_offset = (y & 1) * 12; - } - - void GetColor(int x, int y, Color8888 &color) - { - base::GetColor(x, y, color); - unsigned bits = (m_alphaBits >> (x * 3 + m_offset)) & 7; - color.a = (BYTE)m_alphas[bits]; - std::swap(color.r, color.b); - } -}; - -template <class DECODER> -void DecodeDXTBlock(BYTE *dstData, const BYTE *srcBlock, long dstPitch, int bw, int bh) -{ - DECODER decoder; - decoder.Setup(srcBlock); - for (int y = 0; y < bh; y++) { - // Note that this assumes the pointer is pointing to the *last* valid start - // row. - BYTE *dst = dstData - y * dstPitch; - decoder.SetY(y); - for (int x = 0; x < bw; x++) { - decoder.GetColor(x, y, (Color8888 &)*dst); - dst += 4; - } - } -} - -struct STextureDataWriter -{ - QT3DSU32 m_Width; - QT3DSU32 m_Height; - QT3DSU32 m_Stride; - QT3DSU32 m_NumComponents; - STextureData &m_TextureData; - STextureDataWriter(QT3DSU32 w, QT3DSU32 h, bool hasA, STextureData &inTd, NVAllocatorCallback &alloc) - : m_Width(w) - , m_Height(h) - , m_Stride(hasA ? m_Width * 4 : m_Width * 3) - , m_NumComponents(hasA ? 4 : 3) - , m_TextureData(inTd) - { - QT3DSU32 dataSize = m_Stride * m_Height; - if (dataSize > m_TextureData.dataSizeInBytes) { - alloc.deallocate(m_TextureData.data); - m_TextureData.data = - alloc.allocate(dataSize, "SLoadedTexture::DecompressDXTImage", __FILE__, __LINE__); - m_TextureData.dataSizeInBytes = dataSize; - } - memZero(m_TextureData.data, m_TextureData.dataSizeInBytes); - m_TextureData.format = hasA ? NVRenderTextureFormats::RGBA8 : NVRenderTextureFormats::RGB8; - } - - void WritePixel(QT3DSU32 X, QT3DSU32 Y, QT3DSU8 *pixelData) - { - if (X < m_Width && Y < m_Height) { - char *textureData = reinterpret_cast<char *>(m_TextureData.data); - QT3DSU32 offset = Y * m_Stride + X * m_NumComponents; - - for (QT3DSU32 idx = 0; idx < m_NumComponents; ++idx) - QT3DS_ASSERT(textureData[offset + idx] == 0); - - memCopy(textureData + offset, pixelData, m_NumComponents); - } - } - - // Incoming pixels are assumed to be RGBA or RGBX, 32 bit in any case - void WriteBlock(QT3DSU32 X, QT3DSU32 Y, QT3DSU32 width, QT3DSU32 height, QT3DSU8 *pixelData) - { - QT3DSU32 offset = 0; - for (QT3DSU32 yidx = 0; yidx < height; ++yidx) { - for (QT3DSU32 xidx = 0; xidx < width; ++xidx, offset += 4) { - WritePixel(X + xidx, Y + (height - yidx - 1), pixelData + offset); - } - } - } - bool Finished() { return false; } -}; - -struct STextureAlphaScanner -{ - bool &m_Alpha; - - STextureAlphaScanner(bool &inAlpha) - : m_Alpha(inAlpha) - { - } - - void WriteBlock(QT3DSU32 X, QT3DSU32 Y, QT3DSU32 width, QT3DSU32 height, QT3DSU8 *pixelData) - { - Q_UNUSED(X) - Q_UNUSED(Y) - QT3DSU32 offset = 0; - for (QT3DSU32 yidx = 0; yidx < height; ++yidx) { - for (QT3DSU32 xidx = 0; xidx < width; ++xidx, offset += 4) { - if (pixelData[offset + 3] < 255) - m_Alpha = true; - } - } - } - - // If we detect alpha we can stop right there. - bool Finished() { return m_Alpha; } -}; -// Scan the dds image's mipmap 0 level for alpha. -template <class DECODER, class TWriterType> -static void DecompressDDS(void *inSrc, QT3DSU32 inDataSize, QT3DSU32 inWidth, QT3DSU32 inHeight, - TWriterType ioWriter) -{ - typedef typename DECODER::INFO INFO; - typedef typename INFO::Block Block; - (void)inDataSize; - - const QT3DSU8 *pbSrc = (const QT3DSU8 *)inSrc; - // Each DX block is composed of 16 pixels. Free image decodes those - // pixels into a 4x4 block of data. - QT3DSU8 pbDstData[4 * 4 * 4]; - // The decoder decodes backwards - // So we need to point to the last line. - QT3DSU8 *pbDst = pbDstData + 48; - - int width = (int)inWidth; - int height = (int)inHeight; - int lineStride = 16; - for (int y = 0; y < height && ioWriter.Finished() == false; y += 4) { - int yPixels = NVMin(height - y, 4); - for (int x = 0; x < width && ioWriter.Finished() == false; x += 4) { - int xPixels = NVMin(width - x, 4); - DecodeDXTBlock<DECODER>(pbDst, pbSrc, lineStride, xPixels, yPixels); - pbSrc += INFO::bytesPerBlock; - ioWriter.WriteBlock(x, y, xPixels, yPixels, pbDstData); - } - } -} - -bool ScanDDSForAlpha(Qt3DSDDSImage *dds) -{ - bool hasAlpha = false; - switch (dds->format) { - case qt3ds::render::NVRenderTextureFormats::RGBA_DXT1: - DecompressDDS<DXT_BLOCKDECODER_1>(dds->data[0], dds->size[0], dds->mipwidth[0], - dds->mipheight[0], STextureAlphaScanner(hasAlpha)); - break; - case qt3ds::render::NVRenderTextureFormats::RGBA_DXT3: - DecompressDDS<DXT_BLOCKDECODER_3>(dds->data[0], dds->size[0], dds->mipwidth[0], - dds->mipheight[0], STextureAlphaScanner(hasAlpha)); - break; - case qt3ds::render::NVRenderTextureFormats::RGBA_DXT5: - DecompressDDS<DXT_BLOCKDECODER_5>(dds->data[0], dds->size[0], dds->mipwidth[0], - dds->mipheight[0], STextureAlphaScanner(hasAlpha)); - break; - default: - QT3DS_ASSERT(false); - break; - } - return hasAlpha; -} - -bool ScanImageForAlpha(const void *inData, QT3DSU32 inWidth, QT3DSU32 inHeight, QT3DSU32 inPixelSizeInBytes, - QT3DSU8 inAlphaSizeInBits) -{ - const QT3DSU8 *rowPtr = reinterpret_cast<const QT3DSU8 *>(inData); - bool hasAlpha = false; - if (inAlphaSizeInBits == 0) - return hasAlpha; - if (inPixelSizeInBytes != 2 && inPixelSizeInBytes != 4) { - QT3DS_ASSERT(false); - return false; - } - if (inAlphaSizeInBits > 8) { - QT3DS_ASSERT(false); - return false; - } - - QT3DSU32 alphaRightShift = inPixelSizeInBytes * 8 - inAlphaSizeInBits; - QT3DSU32 maxAlphaValue = (1 << inAlphaSizeInBits) - 1; - - for (QT3DSU32 rowIdx = 0; rowIdx < inHeight && hasAlpha == false; ++rowIdx) { - for (QT3DSU32 idx = 0; idx < inWidth && hasAlpha == false; - ++idx, rowPtr += inPixelSizeInBytes) { - QT3DSU32 pixelValue = 0; - if (inPixelSizeInBytes == 2) - pixelValue = *(reinterpret_cast<const QT3DSU16 *>(rowPtr)); - else - pixelValue = *(reinterpret_cast<const QT3DSU32 *>(rowPtr)); - pixelValue = pixelValue >> alphaRightShift; - if (pixelValue < maxAlphaValue) - hasAlpha = true; - } - } - return hasAlpha; -} -} - -SLoadedTexture::~SLoadedTexture() -{ - if (dds) { - if (dds->dataBlock) - QT3DS_FREE(m_Allocator, dds->dataBlock); - - QT3DS_FREE(m_Allocator, dds); - } else if (data && image.byteCount() <= 0) { - m_Allocator.deallocate(data); - } - if (m_Palette) - m_Allocator.deallocate(m_Palette); - if (m_TransparencyTable) - m_Allocator.deallocate(m_TransparencyTable); -} - -void SLoadedTexture::release() -{ - NVAllocatorCallback *theAllocator(&m_Allocator); - this->~SLoadedTexture(); - theAllocator->deallocate(this); -} - -bool SLoadedTexture::ScanForTransparency() -{ - switch (format) { - case NVRenderTextureFormats::SRGB8A8: - case NVRenderTextureFormats::RGBA8: - if (!data) { // dds - return true; - } else { - return ScanImageForAlpha(data, width, height, 4, 8); - } - break; - // Scan the image. - case NVRenderTextureFormats::SRGB8: - case NVRenderTextureFormats::RGB8: - return false; - break; - case NVRenderTextureFormats::RGB565: - return false; - break; - case NVRenderTextureFormats::RGBA5551: - if (!data) { // dds - return true; - } else { - return ScanImageForAlpha(data, width, height, 2, 1); - } - break; - case NVRenderTextureFormats::Alpha8: - return true; - break; - case NVRenderTextureFormats::Luminance8: - return false; - break; - case NVRenderTextureFormats::LuminanceAlpha8: - if (!data) { // dds - return true; - } else { - return ScanImageForAlpha(data, width, height, 2, 8); - } - break; - case NVRenderTextureFormats::RGB_DXT1: - return false; - break; - case NVRenderTextureFormats::RGBA_DXT3: - case NVRenderTextureFormats::RGBA_DXT1: - case NVRenderTextureFormats::RGBA_DXT5: - if (dds) { - return ScanDDSForAlpha(dds); - } else { - QT3DS_ASSERT(false); - return false; - } - break; - case NVRenderTextureFormats::RGB9E5: - return false; - break; - case NVRenderTextureFormats::RG32F: - case NVRenderTextureFormats::RGB32F: - case NVRenderTextureFormats::RGBA16F: - case NVRenderTextureFormats::RGBA32F: - // PKC TODO : For now, since IBL will be the main consumer, we'll just pretend there's no - // alpha. - // Need to do a proper scan down the line, but doing it for floats is a little different - // from - // integer scans. - return false; - break; - default: - break; - } - QT3DS_ASSERT(false); - return false; -} - -void SLoadedTexture::EnsureMultiplerOfFour(NVFoundationBase &inFoundation, const char *inPath) -{ - if (width % 4 || height % 4) { - qCWarning(PERF_WARNING, - "Image %s has non multiple of four width or height; perf hit for scaling", inPath); - if (data) { - QT3DSU32 newWidth = ITextRenderer::NextMultipleOf4(width); - QT3DSU32 newHeight = ITextRenderer::NextMultipleOf4(height); - QT3DSU32 newDataSize = newWidth * newHeight * components; - NVAllocatorCallback &theAllocator(inFoundation.getAllocator()); - QT3DSU8 *newData = (QT3DSU8 *)(theAllocator.allocate(newDataSize, "Scaled Image Data", - __FILE__, __LINE__)); - CImageScaler theScaler(theAllocator); - if (components == 4) { - theScaler.FastExpandRowsAndColumns((unsigned char *)data, width, height, newData, - newWidth, newHeight); - } else - theScaler.ExpandRowsAndColumns((unsigned char *)data, width, height, newData, - newWidth, newHeight, components); - - theAllocator.deallocate(data); - data = newData; - width = newWidth; - height = newHeight; - dataSizeInBytes = newDataSize; - } - } -} - -STextureData SLoadedTexture::DecompressDXTImage(int inMipMapIdx, STextureData *inOptLastImage) -{ - STextureData retval; - if (inOptLastImage) - retval = *inOptLastImage; - - if (dds == NULL || inMipMapIdx >= dds->numMipmaps) { - QT3DS_ASSERT(false); - ReleaseDecompressedTexture(retval); - return STextureData(); - } - char *srcData = (char *)dds->data[inMipMapIdx]; - int srcDataSize = dds->size[inMipMapIdx]; - QT3DSU32 imgWidth = (QT3DSU32)dds->mipwidth[inMipMapIdx]; - QT3DSU32 imgHeight = (QT3DSU32)dds->mipheight[inMipMapIdx]; - - switch (format) { - case NVRenderTextureFormats::RGB_DXT1: - DecompressDDS<DXT_BLOCKDECODER_1>( - srcData, srcDataSize, imgWidth, imgHeight, - STextureDataWriter(imgWidth, imgHeight, false, retval, m_Allocator)); - break; - case NVRenderTextureFormats::RGBA_DXT1: - DecompressDDS<DXT_BLOCKDECODER_1>( - srcData, srcDataSize, imgWidth, imgHeight, - STextureDataWriter(imgWidth, imgHeight, true, retval, m_Allocator)); - break; - case NVRenderTextureFormats::RGBA_DXT3: - DecompressDDS<DXT_BLOCKDECODER_3>( - srcData, srcDataSize, imgWidth, imgHeight, - STextureDataWriter(imgWidth, imgHeight, true, retval, m_Allocator)); - break; - case NVRenderTextureFormats::RGBA_DXT5: - DecompressDDS<DXT_BLOCKDECODER_5>( - srcData, srcDataSize, imgWidth, imgHeight, - STextureDataWriter(imgWidth, imgHeight, true, retval, m_Allocator)); - break; - default: - QT3DS_ASSERT(false); - break; - } - return retval; -} - -void SLoadedTexture::ReleaseDecompressedTexture(STextureData inImage) -{ - if (inImage.data) - m_Allocator.deallocate(inImage.data); -} - -#ifndef EA_PLATFORM_WINDOWS -#define stricmp strcasecmp -#endif - -SLoadedTexture *SLoadedTexture::Load(const QString &inPath, NVFoundationBase &inFoundation, - IInputStreamFactory &inFactory, bool inFlipY, - NVRenderContextType renderContextType, bool preferKTX) -{ - if (inPath.isEmpty()) - return nullptr; - - // Check KTX path first - QString path = inPath; - QString ktxSource = inPath; - if (preferKTX) { - ktxSource = ktxSource.left(ktxSource.lastIndexOf(QLatin1Char('.'))); - ktxSource.append(QLatin1String(".ktx")); - } - - SLoadedTexture *theLoadedImage = nullptr; - // We will get invalid error logs of files not found if we don't force quiet mode - // If the file is actually missing, it will be logged later (loaded image is null) - NVScopedRefCounted<IRefCountedInputStream> theStream( - inFactory.GetStreamForFile(preferKTX ? ktxSource : inPath, true)); - if (!theStream.mPtr) { - if (preferKTX) - theStream = inFactory.GetStreamForFile(inPath, true); - else - return nullptr; - } else { - path = ktxSource; - } - QString fileName; - inFactory.GetPathForFile(path, fileName, true); - if (theStream.mPtr && path.size() > 3) { - if (path.endsWith(QLatin1String("png"), Qt::CaseInsensitive) - || path.endsWith(QLatin1String("jpg"), Qt::CaseInsensitive) - || path.endsWith(QLatin1String("peg"), Qt::CaseInsensitive)) { - theLoadedImage = LoadQImage(fileName, inFlipY, inFoundation, renderContextType); - } else if (path.endsWith(QLatin1String("dds"), Qt::CaseInsensitive)) { - theLoadedImage = LoadDDS(*theStream, inFlipY, inFoundation, renderContextType); - } else if (path.endsWith(QLatin1String("gif"), Qt::CaseInsensitive)) { - theLoadedImage = LoadGIF(*theStream, !inFlipY, inFoundation, renderContextType); - } else if (path.endsWith(QLatin1String("bmp"), Qt::CaseInsensitive)) { - theLoadedImage = LoadBMP(*theStream, !inFlipY, inFoundation, renderContextType); - } else if (path.endsWith(QLatin1String("hdr"), Qt::CaseInsensitive)) { - theLoadedImage = LoadHDR(*theStream, inFoundation, renderContextType); - } else if (path.endsWith(QLatin1String("ktx"), Qt::CaseInsensitive)) { - theLoadedImage = LoadKTX(*theStream, inFlipY, inFoundation, renderContextType); - } else { - qCWarning(INTERNAL_ERROR, "Unrecognized image extension: %s", qPrintable(inPath)); - } - } - - return theLoadedImage; -} |