Function spectrusty::video::frame_cache::color_address_coords

source · 
pub fn color_address_coords(addr: u16) -> CellCoords
Expand description

Returns cell coordinates of a screen attribute cell ignoring the highest 6 address bits.

Examples found in repository?
src/chip/ula/video.rs (line 156)
149
150
151
152
153
154
155
156
157
158
159
160
161

    pub(super) fn update_frame_cache(&mut self, addr: u16, ts: VideoTs) {
        match addr {
            0x4000..=0x57FF => {
                let coords = pixel_address_coords(addr);
                self.frame_cache.update_frame_pixels(&self.memory, coords, addr, ts);
            }
            0x5800..=0x5AFF => {
                let coords = color_address_coords(addr);
                self.frame_cache.update_frame_colors(&self.memory, coords, addr, ts);
            }
            _ => {}
        }
    }
More examples
Hide additional examples
src/chip/scld/video.rs (line 90)
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93

    pub(super) fn update_frame_cache(&mut self, addr: u16, ts: VideoTs) {
        let frame_cache = match addr {
            0x4000..=0x5AFF if self.mem_paged & 4 == 0 => &mut self.ula.frame_cache,
            0x6000..=0x7AFF if self.mem_paged & 8 == 0 => &mut self.sec_frame_cache,
            _ => return
        };

        if addr & 0x1800 != 0x1800 {
            let coords = pixel_address_coords(addr);
            frame_cache.update_frame_pixels(&self.ula.memory, coords, addr, ts);
        }
        else {
            let coords = color_address_coords(addr);
            frame_cache.update_frame_colors(&self.ula.memory, coords, addr, ts);
        }
    }
src/chip/ula128/video.rs (line 168)
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171

    pub(super) fn update_frame_cache(&mut self, addr: u16, ts: VideoTs) {
        let frame_cache = match addr {
            0x4000..=0x5AFF => &mut self.ula.frame_cache,
            0xC000..=0xDAFF => match self.page3_screen_shadow_bank() {
                Some(false) => &mut self.ula.frame_cache,
                Some(true)  => &mut self.shadow_frame_cache,
                None => return
            }
            _ => return
        };
        if addr & 0x1800 != 0x1800 {
            let coords = pixel_address_coords(addr);
            frame_cache.update_frame_pixels(&self.ula.memory, coords, addr, ts);
        }
        else {
            let coords = color_address_coords(addr);
            frame_cache.update_frame_colors(&self.ula.memory, coords, addr, ts);
        }
    }
src/chip/ula3/video.rs (line 142)
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145

    pub(super) fn update_frame_cache(&mut self, addr: u16, ts: VideoTs) {
        let maybe_shadow = match addr {
            0x4000..=0x5AFF => self.page1_screen_shadow_bank(),
            0xC000..=0xDAFF => self.page3_screen_shadow_bank(),
            _ => return
        };
        let frame_cache = match maybe_shadow {
            Some(false) => &mut self.ula.frame_cache,
            Some(true)  => &mut self.shadow_frame_cache,
            None => return
        };
        if addr & 0x1800 != 0x1800 {
            let coords = pixel_address_coords(addr);
            frame_cache.update_frame_pixels(&self.ula.memory, coords, addr, ts);
        }
        else {
            let coords = color_address_coords(addr);
            frame_cache.update_frame_colors(&self.ula.memory, coords, addr, ts);
        }
    }
src/chip/plus/video.rs (line 106)
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109

    pub(super) fn update_frame_cache(&mut self, addr: u16, ts: VideoTs) {
        let (frame_cache, memory_ref): (&mut UlaFrameCache<_>, _) = match addr {
            0x4000..=0x5AFF => match self.ula.page1_screen0_shadow_bank() {
                Some(false) => self.ula.frame_cache_mut_mem_ref(),
                Some(true) => self.ula.shadow_frame_cache_mut_mem_ref(),
                None => return
            }
            0x6000..=0x7AFF => match self.ula.page1_screen1_shadow_bank() {
                Some(false) => (&mut self.sec_frame_cache, self.ula.memory_ref()),
                Some(true) => (&mut self.shadow_sec_frame_cache, self.ula.memory_ref()),
                None => return
            }
            0xC000..=0xDAFF => match self.ula.page3_screen0_shadow_bank() {
                Some(false) => self.ula.frame_cache_mut_mem_ref(),
                Some(true) => self.ula.shadow_frame_cache_mut_mem_ref(),
                None => return
            }
            0xE000..=0xFAFF => match self.ula.page3_screen1_shadow_bank() {
                Some(false) => (&mut self.sec_frame_cache, self.ula.memory_ref()),
                Some(true) => (&mut self.shadow_sec_frame_cache, self.ula.memory_ref()),
                None => return
            }
            _ => return
        };

        if addr & 0x1800 != 0x1800 {
            let coords = pixel_address_coords(addr);
            frame_cache.update_frame_pixels(memory_ref, coords, addr, ts);
        }
        else {
            let coords = color_address_coords(addr);
            frame_cache.update_frame_colors(memory_ref, coords, addr, ts);
        }
    }