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65 lines
1.5 KiB
C++
65 lines
1.5 KiB
C++
//
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// Blitter.cpp
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// Clock Signal
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//
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// Created by Thomas Harte on 22/07/2021.
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// Copyright © 2021 Thomas Harte. All rights reserved.
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//
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#include "Blitter.hpp"
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//#define NDEBUG
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#define LOG_PREFIX "[Blitter] "
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#include "../../Outputs/Log.hpp"
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using namespace Amiga;
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void Blitter::set_control(int index, uint16_t value) {
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LOG("Set control " << index << " to " << PADHEX(4) << value);
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}
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void Blitter::set_first_word_mask(uint16_t value) {
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LOG("Set first word mask: " << PADHEX(4) << value);
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}
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void Blitter::set_last_word_mask(uint16_t value) {
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LOG("Set last word mask: " << PADHEX(4) << value);
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}
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void Blitter::set_size(uint16_t value) {
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width_ = (width_ & ~0x3f) | (value & 0x3f);
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height_ = (height_ & ~0x3ff) | (value >> 6);
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LOG("Set size to " << std::dec << width_ << ", " << height_);
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}
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void Blitter::set_minterms(uint16_t value) {
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LOG("Set minterms " << PADHEX(4) << value);
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minterms_ = value & 0xff;
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}
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void Blitter::set_vertical_size(uint16_t value) {
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LOG("Set vertical size " << PADHEX(4) << value);
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}
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void Blitter::set_horizontal_size(uint16_t value) {
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LOG("Set horizontal size " << PADHEX(4) << value);
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}
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void Blitter::set_modulo(int channel, uint16_t value) {
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LOG("Set modulo size " << channel << " to " << PADHEX(4) << value);
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}
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void Blitter::set_data(int channel, uint16_t value) {
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LOG("Set data " << channel << " to " << PADHEX(4) << value);
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}
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uint16_t Blitter::get_status() {
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LOG("Returned dummy status");
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return 0;
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}
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bool Blitter::advance() {
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ram_[(pointer_[3] >> 1) & ram_mask_] = 0xffff;
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return false;
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}
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