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https://gitlab.kitware.com/vtk/vtk-m
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vtkm_rendering now uses vtkm/thirdparty/lodepng
Previously it used a version of the decode routines from lodepng inside the decode functionality.
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@ -71,6 +71,7 @@ vtkm_declare_headers(
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#-----------------------------------------------------------------------------
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#first add all the components vtkm that are shared between control and exec
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add_subdirectory(thirdparty/diy)
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add_subdirectory(thirdparty/lodepng)
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if(VTKm_ENABLE_LOGGING)
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add_subdirectory(thirdparty/loguru)
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endif()
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@ -195,8 +195,8 @@ elseif(VTKm_ENABLE_EGL_CONTEXT)
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endif()
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#-----------------------------------------------------------------------------
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target_link_libraries(vtkm_rendering PUBLIC vtkm_filter)
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target_link_libraries(vtkm_rendering PUBLIC vtkm_filter
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PRIVATE vtkm_lodepng)
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if(UNIX AND NOT APPLE)
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target_link_libraries(vtkm_rendering PRIVATE rt)
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endif()
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@ -526,7 +526,7 @@ bool Canvas::LoadFont() const
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const std::vector<unsigned char>& rawPNG = Internals->Font.GetRawImageData();
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std::vector<unsigned char> rgba;
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unsigned long textureWidth, textureHeight;
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int error = DecodePNG(rgba, textureWidth, textureHeight, &rawPNG[0], rawPNG.size());
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auto error = DecodePNG(rgba, textureWidth, textureHeight, &rawPNG[0], rawPNG.size());
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if (error != 0)
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{
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return false;
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File diff suppressed because it is too large
Load Diff
@ -10,6 +10,7 @@
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#ifndef vtk_m_rendering_DecodePNG_h
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#define vtk_m_rendering_DecodePNG_h
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#include <vtkm/Types.h>
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#include <vtkm/rendering/vtkm_rendering_export.h>
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#include <vector>
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@ -19,13 +20,17 @@ namespace vtkm
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namespace rendering
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{
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/// Decodes a PNG file buffer in memory, into a raw pixel buffer
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/// Output is RGBA 32-bit (8 bit per channel) color format
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/// no matter what color type the original PNG image had. This gives predictable,
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/// usable data from any random input PNG.
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///
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VTKM_RENDERING_EXPORT
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int DecodePNG(std::vector<unsigned char>& out_image,
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unsigned long& image_width,
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unsigned long& image_height,
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const unsigned char* in_png,
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std::size_t in_size,
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bool convert_to_rgba32 = true);
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vtkm::UInt32 DecodePNG(std::vector<unsigned char>& out_image,
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unsigned long& image_width,
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unsigned long& image_height,
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const unsigned char* in_png,
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std::size_t in_size);
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}
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} // vtkm::rendering
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