openMSX
video
OutputSurface.cc
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#include "
OutputSurface.hh
"
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#include "
endian.hh
"
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namespace
openmsx
{
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void
OutputSurface::calculateViewPort
(
gl::ivec2
logSize_,
gl::ivec2
physSize_)
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{
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m_logicalSize = logSize_;
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m_physSize = physSize_;
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gl::vec2
logSize(logSize_);
// convert int->float
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gl::vec2
physSize(physSize_);
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float
scale = min_component(physSize / logSize);
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m_viewScale =
gl::vec2
(scale);
// for now always same X and Y scale
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gl::vec2
viewSize = logSize * scale;
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m_viewSize = round(viewSize);
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gl::vec2
viewOffset = (physSize - viewSize) * 0.5f;
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m_viewOffset = round(viewOffset);
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}
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}
// namespace openmsx
OutputSurface.hh
gl::vecN
Definition
gl_vec.hh:32
openmsx::OutputSurface::calculateViewPort
void calculateViewPort(gl::ivec2 logSize, gl::ivec2 physSize)
Definition
OutputSurface.cc:6
endian.hh
gl::vec2
vecN< 2, float > vec2
Definition
gl_vec.hh:382
openmsx
This file implemented 3 utility functions:
Definition
Autofire.cc:11
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