accelerants/common/validate_display_mode.cpp

84 /*! Makes sure the passed in \a mode fulfills the specified \a constraints.
85 	Returns whether or not the mode had to be changed.
88 sanitize_display_mode(display_mode& mode,
91 	display_mode originalMode = mode;
95 	if (mode.timing.h_display < constraints.min_h_display) {
97 			__func__, mode.timing.h_display, constraints.min_h_display);
98 		mode.timing.h_display = constraints.min_h_display;
99 	} else if (mode.timing.h_display > constraints.max_h_display) {
101 			__func__, mode.timing.h_display, constraints.max_h_display);
102 		mode.timing.h_display = constraints.max_h_display;
105 	if (mode.timing.v_display < constraints.min_v_display) {
107 			__func__, mode.timing.v_display, constraints.min_v_display);
108 		mode.timing.v_display = constraints.min_v_display;
109 	} else if (mode.timing.v_display > constraints.max_v_display) {
111 			__func__, mode.timing.v_display, constraints.max_v_display);
112 		mode.timing.v_display = constraints.max_v_display;
117 	sanitize_timing(mode.timing.h_display, mode.timing.h_sync_start,
118 		mode.timing.h_sync_end, mode.timing.h_total,
123 	sanitize_timing(mode.timing.v_display, mode.timing.v_sync_start,
124 		mode.timing.v_sync_end, mode.timing.v_total,
129 	return memcmp(&mode, &originalMode, sizeof(display_mode)) != 0;
134 is_display_mode_within_bounds(display_mode& mode, const display_mode& low,
138 	if (mode.timing.h_display < low.timing.h_display
139 		|| mode.timing.h_display > high.timing.h_display
140 		|| mode.timing.h_sync_start < low.timing.h_sync_start
141 		|| mode.timing.h_sync_start > high.timing.h_sync_start
142 		|| mode.timing.h_sync_end < low.timing.h_sync_end
143 		|| mode.timing.h_sync_end > high.timing.h_sync_end
144 		|| mode.timing.h_total < low.timing.h_total
145 		|| mode.timing.h_total > high.timing.h_total)
149 	if (mode.timing.v_display < low.timing.v_display
150 		|| mode.timing.v_display > high.timing.v_display
151 		|| mode.timing.v_sync_start < low.timing.v_sync_start
152 		|| mode.timing.v_sync_start > high.timing.v_sync_start
153 		|| mode.timing.v_sync_end < low.timing.v_sync_end
154 		|| mode.timing.v_sync_end > high.timing.v_sync_end
155 		|| mode.timing.v_total < low.timing.v_total
156 		|| mode.timing.v_total > high.timing.v_total)
160 	if (mode.timing.pixel_clock > high.timing.pixel_clock
161 		|| mode.timing.pixel_clock < low.timing.pixel_clock)
165 	if (mode.virtual_width > high.virtual_width
166 		|| mode.virtual_width < low.virtual_width)
170 	if (mode.virtual_height > high.virtual_height
171 		|| mode.virtual_height < low.virtual_height)