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60 lines
1.4 KiB
C++
60 lines
1.4 KiB
C++
//
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// Video.cpp
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// Clock Signal
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//
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// Created by Thomas Harte on 14/04/2018.
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// Copyright © 2018 Thomas Harte. All rights reserved.
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//
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#include "Video.hpp"
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using namespace AppleII;
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Video::Video() :
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crt_(new Outputs::CRT::CRT(455, 1, Outputs::CRT::DisplayType::NTSC60, 1)) {
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// Set a composite sampling function that assumes 1bpp input, and uses just 7 bits per byte.
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crt_->set_composite_sampling_function(
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"float composite_sample(usampler2D sampler, vec2 coordinate, vec2 icoordinate, float phase, float amplitude)"
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"{"
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"uint texValue = texture(sampler, coordinate).r;"
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"texValue <<= int(icoordinate.x * 7) % 6;"
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"return float(texValue & 128u);"
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"}");
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// Show only the centre 80% of the TV frame.
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crt_->set_video_signal(Outputs::CRT::VideoSignal::Composite);
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crt_->set_visible_area(Outputs::CRT::Rect(0.1f, 0.1f, 0.8f, 0.8f));
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}
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Outputs::CRT::CRT *Video::get_crt() {
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return crt_.get();
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}
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void Video::run_for(const Cycles) {
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}
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void Video::set_graphics_mode() {
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printf("Graphics mode\n");
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}
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void Video::set_text_mode() {
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printf("Text mode\n");
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}
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void Video::set_mixed_mode(bool mixed_mode) {
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printf("Mixed mode: %s\n", mixed_mode ? "true" : "false");
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}
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void Video::set_video_page(int page) {
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printf("Video page: %d\n", page);
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}
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void Video::set_low_resolution() {
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printf("Low resolution\n");
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}
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void Video::set_high_resolution() {
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printf("High resolution\n");
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}
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