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Allow dumping single channel texture by manual conversion

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This commit is contained in:
Benau 2017-03-14 12:58:00 +08:00
parent eedc7f55c9
commit ea948014a2
2 changed files with 13 additions and 11 deletions
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22
src/graphics/hq_mipmap_generator.cpp
View File

@ -55,13 +55,6 @@ HQMipmapGenerator::HQMipmapGenerator(const io::path& name, uint8_t* data,
m_mipmap_data = malloc(sizeof(imMipmapCascade));
} // HQMipmapGenerator
// ----------------------------------------------------------------------------
HQMipmapGenerator::~HQMipmapGenerator()
{
imFreeMipmapCascade((imMipmapCascade*)m_mipmap_data);
free(m_mipmap_data);
} // ~HQMipmapGenerator
// ----------------------------------------------------------------------------
void HQMipmapGenerator::threadedReload(void* ptr, void* param) const
{
@ -84,16 +77,25 @@ void HQMipmapGenerator::threadedReload(void* ptr, void* param) const
mm_cascade->mipmap[i + 1],
m_mipmap_sizes[i].first.getArea() * (m_single_channel ? 1 : 4));
#ifdef DUMP_MIPMAP
if (m_single_channel) continue;
uint8_t* data = (uint8_t*)mm_cascade->mipmap[i + 1];
if (m_single_channel)
{
const unsigned size = m_mipmap_sizes[i].first.getArea() * 4;
data = new uint8_t[size]();
for (unsigned j = 0; j < m_mipmap_sizes[i].first.getArea(); j++)
data[j * 4 + 3] = *((uint8_t*)(mm_cascade->mipmap[i + 1]) + j);
}
video::IImage* image = irr_driver->getVideoDriver()
->createImageFromData(video::ECF_A8R8G8B8, m_mipmap_sizes[i].first,
mm_cascade->mipmap[i + 1], false/*ownForeignMemory*/);
data, m_single_channel/*ownForeignMemory*/);
irr_driver->getVideoDriver()->writeImageToFile(image, std::string
(StringUtils::toString(i) + "_" +
StringUtils::getBasename(NamedPath.getPtr()) + ".png").c_str());
StringUtils::getBasename(NamedPath.getPtr())).c_str());
image->drop();
#endif
}
imFreeMipmapCascade((imMipmapCascade*)m_mipmap_data);
free(m_mipmap_data);
} // threadedReload
// ----------------------------------------------------------------------------

2
src/graphics/hq_mipmap_generator.hpp
View File

@ -50,7 +50,7 @@ public:
const core::dimension2d<u32>& size, GLuint texture_name,
bool single_channel);
// ------------------------------------------------------------------------
virtual ~HQMipmapGenerator();
virtual ~HQMipmapGenerator() {}
// ------------------------------------------------------------------------
virtual void* lock(video::E_TEXTURE_LOCK_MODE mode =
video::ETLM_READ_WRITE, u32 mipmap_level = 0)