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Ensures unpainted areas in composite displays have a non-asymptotic effect on luminance calculations.

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Thomas Harte 2020-09-03 21:10:30 -04:00
parent 6bd8ec9545
commit 55e576cc57
1 changed files with 2 additions and 2 deletions
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4
OSBindings/Mac/Clock Signal/ScanTarget/CSScanTarget.mm
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@ -563,7 +563,7 @@ using BufferingScanTarget = Outputs::Display::BufferingScanTarget;
_compositionRenderPass.colorAttachments[0].texture = _compositionTexture; _compositionRenderPass.colorAttachments[0].texture = _compositionTexture;
_compositionRenderPass.colorAttachments[0].loadAction = MTLLoadActionClear; _compositionRenderPass.colorAttachments[0].loadAction = MTLLoadActionClear;
_compositionRenderPass.colorAttachments[0].storeAction = MTLStoreActionStore; _compositionRenderPass.colorAttachments[0].storeAction = MTLStoreActionStore;
_compositionRenderPass.colorAttachments[0].clearColor = MTLClearColorMake(0.0, 0.5, 0.5, 1.0); _compositionRenderPass.colorAttachments[0].clearColor = MTLClearColorMake(0.0, 0.5, 0.5, 0.3);
// Create suitable FIR filters. // Create suitable FIR filters.
_lineBufferPixelsPerLine = NSUInteger(modals.cycles_per_line) * NSUInteger(uniforms()->cyclesMultiplier); _lineBufferPixelsPerLine = NSUInteger(modals.cycles_per_line) * NSUInteger(uniforms()->cyclesMultiplier);
@ -587,7 +587,7 @@ using BufferingScanTarget = Outputs::Display::BufferingScanTarget;
// //
// The 30 ['Hz' but per line, not per second] is somewhat arbitrary. // The 30 ['Hz' but per line, not per second] is somewhat arbitrary.
if(!isSVideoOutput) { if(!isSVideoOutput) {
SignalProcessing::FIRFilter sharpenFilter(15, float(_lineBufferPixelsPerLine), 20.0f, colourCyclesPerLine); SignalProcessing::FIRFilter sharpenFilter(15, float(_lineBufferPixelsPerLine), 40.0f, colourCyclesPerLine);
const auto sharpen = sharpenFilter.get_coefficients(); const auto sharpen = sharpenFilter.get_coefficients();
for(size_t c = 0; c < 8; ++c) { for(size_t c = 0; c < 8; ++c) {
chromaCoefficients[c].x = sharpen[c]; chromaCoefficients[c].x = sharpen[c];