LDSDLRasterizer.cc

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#include "LDSDLRasterizer.hh"
#include "RawFrame.hh"
#include "PostProcessor.hh"
#include "OutputSurface.hh"
#include "PixelFormat.hh"
#include "build-info.hh"
#include "components.hh"
#include <cstdint>
#include <memory>
 
namespace openmsx {
 
template<std::unsigned_integral Pixel>
LDSDLRasterizer<Pixel>::LDSDLRasterizer(
                OutputSurface& screen,
                std::unique_ptr<PostProcessor> postProcessor_)
        : postProcessor(std::move(postProcessor_))
        , workFrame(std::make_unique<RawFrame>(screen.getPixelFormat(), 640, 480))
{
}
 
template<std::unsigned_integral Pixel>
LDSDLRasterizer<Pixel>::~LDSDLRasterizer() = default;
 
template<std::unsigned_integral Pixel>
PostProcessor* LDSDLRasterizer<Pixel>::getPostProcessor() const
{
        return postProcessor.get();
}
 
template<std::unsigned_integral Pixel>
void LDSDLRasterizer<Pixel>::frameStart(EmuTime::param time)
{
        workFrame = postProcessor->rotateFrames(std::move(workFrame), time);
}
 
template<std::unsigned_integral Pixel>
void LDSDLRasterizer<Pixel>::drawBlank(int r, int g, int b)
{
        // We should really be presenting the "LASERVISION" text
        // here, like the real laserdisc player does. Note that this
        // changes when seeking or starting to play.
        auto background = static_cast<Pixel>(workFrame->getPixelFormat().map(r, g, b));
        for (auto y : xrange(480)) {
                workFrame->setBlank(y, background);
        }
}
 
template<std::unsigned_integral Pixel>
RawFrame* LDSDLRasterizer<Pixel>::getRawFrame()
{
        return workFrame.get();
}
 
 
// Force template instantiation.
#if HAVE_16BPP
template class LDSDLRasterizer<uint16_t>;
#endif
#if HAVE_32BPP || COMPONENT_GL
template class LDSDLRasterizer<uint32_t>;
#endif
 
} // namespace openmsx