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First stab at building a vtkm_io library target.

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This commit is contained in:
Nick 2020-04-28 07:13:27 -04:00
parent 87470a89b7
commit 981f0ed0d9
7 changed files with 40 additions and 31 deletions
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14
vtkm/io/CMakeLists.txt
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@ -10,10 +10,24 @@
set(headers
ErrorIO.h
DecodePNG.h
EncodePNG.h
)
set(sources
DecodePNG.cxx
EncodePNG.cxx
)
vtkm_declare_headers(${headers})
vtkm_library( NAME vtkm_io
SOURCES ${sources}
HEADERS ${headers}
)
target_link_libraries(vtkm_io PRIVATE vtkm_lodepng)
add_subdirectory(internal)
add_subdirectory(reader)
add_subdirectory(writer)

7
vtkm/rendering/DecodePNG.cxx → vtkm/io/DecodePNG.cxx
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@ -8,18 +8,19 @@
// PURPOSE. See the above copyright notice for more information.
//============================================================================
#include <vtkm/rendering/DecodePNG.h>
#include <vtkm/io/DecodePNG.h>
#include <vtkm/cont/Logging.h>
#include <vtkm/internal/Configure.h>
VTKM_THIRDPARTY_PRE_INCLUDE
#include <vtkm/thirdparty/lodepng/vtkmlodepng/lodepng.h>
VTKM_THIRDPARTY_POST_INCLUDE
namespace vtkm
{
namespace rendering
namespace io
{
vtkm::UInt32 DecodePNG(std::vector<unsigned char>& out_image,
@ -39,4 +40,4 @@ vtkm::UInt32 DecodePNG(std::vector<unsigned char>& out_image,
return retcode;
}
}
} // namespace vtkm::rendering
} // namespace vtkm::io

13
vtkm/rendering/DecodePNG.h → vtkm/io/DecodePNG.h
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@ -7,17 +7,16 @@
// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
// PURPOSE. See the above copyright notice for more information.
//============================================================================
#ifndef vtk_m_rendering_DecodePNG_h
#define vtk_m_rendering_DecodePNG_h
#ifndef vtk_m_io_DecodePNG_h
#define vtk_m_io_DecodePNG_h
#include <vtkm/Types.h>
#include <vtkm/rendering/vtkm_rendering_export.h>
#include <vector>
namespace vtkm
{
namespace rendering
namespace io
{
/// Decodes a PNG file buffer in memory, into a raw pixel buffer
@ -25,13 +24,13 @@ namespace rendering
/// no matter what color type the original PNG image had. This gives predictable,
/// usable data from any random input PNG.
///
VTKM_RENDERING_EXPORT
VTKM_ALWAYS_EXPORT
vtkm::UInt32 DecodePNG(std::vector<unsigned char>& out_image,
unsigned long& image_width,
unsigned long& image_height,
const unsigned char* in_png,
std::size_t in_size);
}
} // vtkm::rendering
} // vtkm::io
#endif //vtk_m_rendering_DecodePNG_h
#endif //vtk_m_io_DecodePNG_h

6
vtkm/rendering/EncodePNG.cxx → vtkm/io/EncodePNG.cxx
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@ -8,7 +8,7 @@
// PURPOSE. See the above copyright notice for more information.
//============================================================================
#include <algorithm> // for std::equal
#include <vtkm/rendering/EncodePNG.h>
#include <vtkm/io/EncodePNG.h>
#include <vtkm/cont/Logging.h>
#include <vtkm/internal/Configure.h>
@ -19,7 +19,7 @@ VTKM_THIRDPARTY_POST_INCLUDE
namespace vtkm
{
namespace rendering
namespace io
{
vtkm::UInt32 EncodePNG(std::vector<unsigned char> const& image,
@ -68,4 +68,4 @@ vtkm::UInt32 SavePNG(std::string const& filename,
return error;
}
}
} // namespace vtkm::rendering
} // namespace vtkm::io

15
vtkm/rendering/EncodePNG.h → vtkm/io/EncodePNG.h
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@ -7,32 +7,31 @@
// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
// PURPOSE. See the above copyright notice for more information.
//============================================================================
#ifndef vtk_m_rendering_EncodePNG_h
#define vtk_m_rendering_EncodePNG_h
#ifndef vtk_m_io_EncodePNG_h
#define vtk_m_io_EncodePNG_h
#include <vtkm/Types.h>
#include <vtkm/rendering/vtkm_rendering_export.h>
#include <vector>
namespace vtkm
{
namespace rendering
namespace io
{
VTKM_RENDERING_EXPORT
VTKM_ALWAYS_EXPORT
vtkm::UInt32 EncodePNG(std::vector<unsigned char> const& image,
unsigned long width,
unsigned long height,
unsigned char* out_png,
std::size_t out_size);
VTKM_RENDERING_EXPORT
VTKM_ALWAYS_EXPORT
vtkm::UInt32 SavePNG(std::string const& filename,
std::vector<unsigned char> const& image,
unsigned long width,
unsigned long height);
}
} // vtkm::rendering
} // vtkm::io
#endif //vtk_m_rendering_EncodePNG_h
#endif //vtk_m_io_EncodePNG_h

7
vtkm/rendering/CMakeLists.txt
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@ -50,8 +50,6 @@ set(headers
ColorLegendAnnotation.h
ConnectivityProxy.h
Cylinderizer.h
DecodePNG.h
EncodePNG.h
LineRenderer.h
MatrixHelpers.h
Scene.h
@ -85,8 +83,6 @@ set(sources
Camera.cxx
Color.cxx
DecodePNG.cxx
EncodePNG.cxx
raytracing/Logger.cxx
)
@ -200,8 +196,7 @@ elseif(VTKm_ENABLE_EGL_CONTEXT)
endif()
#-----------------------------------------------------------------------------
target_link_libraries(vtkm_rendering PUBLIC vtkm_filter
PRIVATE vtkm_lodepng)
target_link_libraries(vtkm_rendering PUBLIC vtkm_filter vtkm_io)
if(UNIX AND NOT APPLE)
target_link_libraries(vtkm_rendering PRIVATE rt)
endif()

9
vtkm/rendering/Canvas.cxx
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@ -12,9 +12,9 @@
#include <vtkm/cont/ArrayHandleCounting.h>
#include <vtkm/cont/TryExecute.h>
#include <vtkm/io/DecodePNG.h>
#include <vtkm/io/EncodePNG.h>
#include <vtkm/rendering/BitmapFontFactory.h>
#include <vtkm/rendering/DecodePNG.h>
#include <vtkm/rendering/EncodePNG.h>
#include <vtkm/rendering/LineRenderer.h>
#include <vtkm/rendering/TextRenderer.h>
#include <vtkm/rendering/WorldAnnotator.h>
@ -523,7 +523,7 @@ bool Canvas::LoadFont() const
const std::vector<unsigned char>& rawPNG = Internals->Font.GetRawImageData();
std::vector<unsigned char> rgba;
unsigned long textureWidth, textureHeight;
auto error = DecodePNG(rgba, textureWidth, textureHeight, &rawPNG[0], rawPNG.size());
auto error = io::DecodePNG(rgba, textureWidth, textureHeight, &rawPNG[0], rawPNG.size());
if (error != 0)
{
return false;
@ -598,7 +598,8 @@ void Canvas::SaveAs(const std::string& fileName) const
}
}
SavePNG(fileName, img, static_cast<unsigned long>(width), static_cast<unsigned long>(height));
vtkm::io::SavePNG(
fileName, img, static_cast<unsigned long>(width), static_cast<unsigned long>(height));
return;
}