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Reintroduced lateral as a parameter in CRT drawing, to simulate a rounded raster.

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This commit is contained in:
Thomas Harte 2016-02-16 20:37:04 -05:00
parent 0b5417ab44
commit b261e86c62
3 changed files with 3 additions and 3 deletions
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2
Outputs/CRT/CRT.cpp
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@ -44,7 +44,7 @@ void CRT::set_new_timing(unsigned int cycles_per_line, unsigned int height_of_di
// generate timing values implied by the given arbuments
_sync_capacitor_charge_threshold = ((syncCapacityLineChargeThreshold * _cycles_per_line) * 50) >> 7;
const unsigned int vertical_retrace_time = scanlinesVerticalRetraceTime * _cycles_per_line;
const float halfLineWidth = (float)_height_of_display * 2.0f;
const float halfLineWidth = (float)_height_of_display * 2.5f;
// creat the two flywheels
unsigned int horizontal_retrace_time = scanlinesVerticalRetraceTime * _cycles_per_line;

2
Outputs/CRT/CRTOpenGL.cpp
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@ -311,7 +311,7 @@ char *CRT::get_fragment_shader()
"void main(void)"
"{"
"fragColour = vec4(rgb_sample(srcCoordinatesVarying).rgb, 10.0 * exp(-age * 2.0));"
"fragColour = vec4(rgb_sample(srcCoordinatesVarying).rgb, 10.0 * exp(-age * 2.0) * sin(lateralVarying));"
"}"
, _rgb_shader);
}

2
Outputs/CRT/CRTOpenGL.hpp
View File

@ -22,6 +22,6 @@ const int CRTInputBufferBuilderHeight = 1024;
const int CRTIntermediateBufferWidth = 2048;
const int CRTIntermediateBufferHeight = 2048;
const int kCRTNumberOfFrames = 3;
const int kCRTNumberOfFrames = 4;
#endif /* CRTOpenGL_h */