mirror of
https://github.com/libretro/RetroArch
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Move XMB-specific line ticker code to xmb.c
This commit is contained in:
libretroadmin
parent
240e5eb9e5
commit
2c31de56ff
@ -23,38 +23,13 @@
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#include <retro_miscellaneous.h>
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#include <retro_miscellaneous.h>
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#include <string/stdstring.h>
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#include <string/stdstring.h>
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#include <features/features_cpu.h>
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#include <features/features_cpu.h>
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#include <lists/string_list.h>
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#include <array/rbuf.h>
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#include <array/rbuf.h>
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#include "gfx_animation.h"
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#include "gfx_animation.h"
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#include "../performance_counters.h"
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#include "../performance_counters.h"
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#define TICKER_SPEED 333333
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#define TICKER_SLOW_SPEED 1666666
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#define TICKER_SLOW_SPEED 1666666
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/* Pixel ticker nominally increases by one after each
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* TICKER_PIXEL_PERIOD ms (actual increase depends upon
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* ticker speed setting and display resolution)
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*
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* Formula is: (1.0f / 60.0f) * 1000.0f
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* */
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#define TICKER_PIXEL_PERIOD (16.666666666666668f)
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/* Mean human reading speed for all western languages,
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* characters per minute */
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#define TICKER_CPM 1000.0f
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/* Base time for which a line should be shown, in us */
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#define TICKER_LINE_DURATION_US(line_len) ((line_len * 60.0f * 1000.0f * 1000.0f) / TICKER_CPM)
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/* Base time for which a line should be shown, in ms */
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#define TICKER_LINE_DURATION_MS(line_len) ((line_len * 60.0f * 1000.0f) / TICKER_CPM)
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/* Ticker updates (nominally) once every TICKER_SPEED us
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* > Base number of ticks for which line should be shown */
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#define TICKER_LINE_DISPLAY_TICKS(line_len) ((size_t)(TICKER_LINE_DURATION_US(line_len) / (float)TICKER_SPEED))
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/* Smooth ticker updates (nominally) once every TICKER_PIXEL_PERIOD ms
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* > Base number of ticks for which text should scroll
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* from one line to the next */
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#define TICKER_LINE_SMOOTH_SCROLL_TICKS(line_len) ((size_t)(TICKER_LINE_DURATION_MS(line_len) / TICKER_PIXEL_PERIOD))
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static gfx_animation_t anim_st = {
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static gfx_animation_t anim_st = {
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0, /* ticker_idx */
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0, /* ticker_idx */
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0, /* ticker_slow_idx */
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0, /* ticker_slow_idx */
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@ -783,236 +758,6 @@ static void gfx_animation_ticker_smooth_loop(uint64_t idx,
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}
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}
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}
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}
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static size_t gfx_animation_line_ticker_generic(uint64_t idx,
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size_t line_len, size_t max_lines, size_t num_lines)
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{
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size_t line_ticks = TICKER_LINE_DISPLAY_TICKS(line_len);
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/* Note: This function is only called if num_lines > max_lines */
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size_t excess_lines = num_lines - max_lines;
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/* Ticker will pause for one line duration when the first
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* or last line is reached (this is mostly required for the
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* case where num_lines == (max_lines + 1), since otherwise
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* the text flicks rapidly up and down in disconcerting
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* fashion...) */
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size_t ticker_period = (excess_lines * 2) + 2;
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size_t phase = (idx / line_ticks) % ticker_period;
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/* Pause on first line */
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if (phase > 0)
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phase--;
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/* Pause on last line */
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if (phase > excess_lines)
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phase--;
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/* Lines scrolling upwards */
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if (phase <= excess_lines)
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return phase;
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/* Lines scrolling downwards */
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return (excess_lines * 2) - phase;
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}
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static size_t gfx_animation_line_ticker_loop(uint64_t idx,
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size_t line_len, size_t num_lines)
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{
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size_t line_ticks = TICKER_LINE_DISPLAY_TICKS(line_len);
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size_t ticker_period = num_lines + 1;
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size_t phase = (idx / line_ticks) % ticker_period;
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/* In this case, line_offset is simply equal to the phase */
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return phase;
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}
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static void set_line_smooth_fade_parameters(
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bool scroll_up,
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size_t scroll_ticks, size_t line_phase, size_t line_height,
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size_t num_lines, size_t num_display_lines, size_t line_offset,
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float y_offset,
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size_t *top_fade_line_offset,
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float *top_fade_y_offset, float *top_fade_alpha,
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size_t *bottom_fade_line_offset,
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float *bottom_fade_y_offset, float *bottom_fade_alpha)
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{
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/* When a line fades out, alpha transitions from
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* 1 to 0 over the course of one half of the
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* scrolling line height. When a line fades in,
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* it's the other way around */
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float fade_out_alpha = ((float)scroll_ticks - ((float)line_phase * 2.0f)) / (float)scroll_ticks;
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float fade_in_alpha = -1.0f * fade_out_alpha;
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if (fade_out_alpha < 0.0f)
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fade_out_alpha = 0.0f;
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if (fade_in_alpha < 0.0f)
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fade_in_alpha = 0.0f;
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*top_fade_line_offset = (line_offset > 0) ? line_offset - 1 : num_lines;
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*top_fade_y_offset = y_offset - (float)line_height;
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if (scroll_up)
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{
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*top_fade_alpha = fade_out_alpha;
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*bottom_fade_alpha = fade_in_alpha;
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}
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else
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{
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*top_fade_alpha = fade_in_alpha;
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*bottom_fade_alpha = fade_out_alpha;
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}
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*bottom_fade_line_offset = line_offset + num_display_lines;
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*bottom_fade_y_offset = y_offset + (float)(line_height * num_display_lines);
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}
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static void set_line_smooth_fade_parameters_default(
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size_t *top_fade_line_offset, float *top_fade_y_offset, float *top_fade_alpha,
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size_t *bottom_fade_line_offset, float *bottom_fade_y_offset, float *bottom_fade_alpha)
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{
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*top_fade_line_offset = 0;
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*top_fade_y_offset = 0.0f;
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*top_fade_alpha = 0.0f;
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*bottom_fade_line_offset = 0;
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*bottom_fade_y_offset = 0.0f;
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*bottom_fade_alpha = 0.0f;
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}
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static void gfx_animation_line_ticker_smooth_generic(uint64_t idx,
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bool fade_enabled, size_t line_len, size_t line_height,
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size_t max_display_lines, size_t num_lines,
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size_t *num_display_lines, size_t *line_offset,
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float *y_offset,
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bool *fade_active,
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size_t *top_fade_line_offset, float *top_fade_y_offset,
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float *top_fade_alpha,
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size_t *bottom_fade_line_offset, float *bottom_fade_y_offset,
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float *bottom_fade_alpha)
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{
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size_t scroll_ticks = TICKER_LINE_SMOOTH_SCROLL_TICKS(line_len);
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/* Note: This function is only called if num_lines > max_display_lines */
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size_t excess_lines = num_lines - max_display_lines;
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/* Ticker will pause for one line duration when the first
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* or last line is reached */
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size_t ticker_period = ((excess_lines * 2) + 2) * scroll_ticks;
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size_t phase = idx % ticker_period;
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size_t line_phase = 0;
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bool pause = false;
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bool scroll_up = true;
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if (phase >= scroll_ticks)
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phase -= scroll_ticks;
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else
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{
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/* Pause on first line */
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pause = true;
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phase = 0;
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}
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/* Pause on last line and change direction */
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if (phase >= excess_lines * scroll_ticks)
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{
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scroll_up = false;
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if (phase < (excess_lines + 1) * scroll_ticks)
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{
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pause = true;
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phase = 0;
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}
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else
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phase -= (excess_lines + 1) * scroll_ticks;
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}
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line_phase = phase % scroll_ticks;
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if (pause)
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{
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/* Static display of max_display_lines
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* (no animation) */
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*num_display_lines = max_display_lines;
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*y_offset = 0.0f;
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*fade_active = false;
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*line_offset = scroll_up ? 0 : excess_lines;
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}
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else if (line_phase == 0)
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{
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/* Static display of max_display_lines
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* (no animation) */
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*num_display_lines = max_display_lines;
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*y_offset = 0.0f;
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*fade_active = false;
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*line_offset = scroll_up ? (phase / scroll_ticks) : (excess_lines - (phase / scroll_ticks));
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}
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else
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{
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/* Scroll animation is active */
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*num_display_lines = max_display_lines - 1;
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*fade_active = fade_enabled;
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if (scroll_up)
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{
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*line_offset = (phase / scroll_ticks) + 1;
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*y_offset = (float)line_height * (float)(scroll_ticks - line_phase) / (float)scroll_ticks;
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}
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else
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{
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*line_offset = excess_lines - (phase / scroll_ticks);
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*y_offset = (float)line_height * (1.0f - (float)(scroll_ticks - line_phase) / (float)scroll_ticks);
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}
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/* Set fade parameters if fade animation is active */
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if (*fade_active)
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set_line_smooth_fade_parameters(
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scroll_up, scroll_ticks, line_phase, line_height,
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num_lines, *num_display_lines, *line_offset, *y_offset,
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top_fade_line_offset, top_fade_y_offset, top_fade_alpha,
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bottom_fade_line_offset, bottom_fade_y_offset, bottom_fade_alpha);
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}
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/* Set 'default' fade parameters if fade animation
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* is inactive */
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if (!*fade_active)
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set_line_smooth_fade_parameters_default(
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top_fade_line_offset, top_fade_y_offset, top_fade_alpha,
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bottom_fade_line_offset, bottom_fade_y_offset, bottom_fade_alpha);
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}
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static void gfx_animation_line_ticker_smooth_loop(uint64_t idx,
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bool fade_enabled, size_t line_len, size_t line_height,
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size_t max_display_lines, size_t num_lines,
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size_t *num_display_lines, size_t *line_offset, float *y_offset,
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bool *fade_active,
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size_t *top_fade_line_offset, float *top_fade_y_offset, float *top_fade_alpha,
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size_t *bottom_fade_line_offset, float *bottom_fade_y_offset, float *bottom_fade_alpha)
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{
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size_t scroll_ticks = TICKER_LINE_SMOOTH_SCROLL_TICKS(line_len);
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size_t ticker_period = (num_lines + 1) * scroll_ticks;
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size_t phase = idx % ticker_period;
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size_t line_phase = phase % scroll_ticks;
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*line_offset = phase / scroll_ticks;
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if (line_phase == (scroll_ticks - 1))
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{
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/* Static display of max_display_lines
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* (no animation) */
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*num_display_lines = max_display_lines;
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*fade_active = false;
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}
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else
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{
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*num_display_lines = max_display_lines - 1;
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*fade_active = fade_enabled;
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}
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*y_offset = (float)line_height * (float)(scroll_ticks - line_phase) / (float)scroll_ticks;
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/* Set fade parameters */
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if (*fade_active)
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set_line_smooth_fade_parameters(
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true, scroll_ticks, line_phase, line_height,
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num_lines, *num_display_lines, *line_offset, *y_offset,
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top_fade_line_offset, top_fade_y_offset, top_fade_alpha,
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bottom_fade_line_offset, bottom_fade_y_offset, bottom_fade_alpha);
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else
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set_line_smooth_fade_parameters_default(
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top_fade_line_offset, top_fade_y_offset, top_fade_alpha,
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bottom_fade_line_offset, bottom_fade_y_offset, bottom_fade_alpha);
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}
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static void gfx_delayed_animation_cb(void *userdata)
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static void gfx_delayed_animation_cb(void *userdata)
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{
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{
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gfx_delayed_animation_t *delayed_animation =
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gfx_delayed_animation_t *delayed_animation =
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@ -1379,32 +1124,6 @@ static size_t build_ticker_loop_string(
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return _len;
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return _len;
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}
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}
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static size_t build_line_ticker_string(
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size_t num_display_lines, size_t line_offset,
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struct string_list *lines, size_t lines_size,
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char *s, size_t len)
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{
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size_t i;
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size_t _len = 0;
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for (i = 0; i < (num_display_lines-1); i++)
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{
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size_t offset = i + line_offset;
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size_t line_index = offset % (lines_size + 1);
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/* Is line valid? */
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if (line_index < lines_size)
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_len += strlcpy(s + _len, lines->elems[line_index].data, len - _len);
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_len += strlcpy(s + _len, "\n", len - _len);
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}
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{
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size_t offset = (num_display_lines-1) + line_offset;
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size_t line_index = offset % (lines_size + 1);
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/* Is line valid? */
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if (line_index < lines_size)
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_len += strlcpy(s + _len, lines->elems[line_index].data, len - _len);
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}
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return _len;
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}
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bool gfx_animation_ticker(gfx_animation_ctx_ticker_t *ticker)
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bool gfx_animation_ticker(gfx_animation_ctx_ticker_t *ticker)
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{
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{
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gfx_animation_t *p_anim = &anim_st;
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gfx_animation_t *p_anim = &anim_st;
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@ -1871,309 +1590,6 @@ end:
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return is_active;
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return is_active;
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}
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}
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bool gfx_animation_line_ticker(gfx_animation_ctx_line_ticker_t *line_ticker)
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{
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char *wrapped_str = NULL;
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size_t wrapped_str_len = 0;
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size_t line_ticker_str_len = 0;
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struct string_list lines = {0};
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size_t line_offset = 0;
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bool success = false;
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bool is_active = false;
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gfx_animation_t *p_anim = &anim_st;
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/* Sanity check */
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if (!line_ticker)
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return false;
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if ( string_is_empty(line_ticker->str)
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|| (line_ticker->line_len < 1)
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|| (line_ticker->max_lines < 1))
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goto end;
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/* Line wrap input string */
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line_ticker_str_len = strlen(line_ticker->str);
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wrapped_str_len = line_ticker_str_len + 1 + 10; /* 10 bytes use for inserting '\n' */
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|
||||||
if (!(wrapped_str = (char*)malloc(wrapped_str_len)))
|
|
||||||
goto end;
|
|
||||||
wrapped_str[0] = '\0';
|
|
||||||
|
|
||||||
word_wrap(
|
|
||||||
wrapped_str,
|
|
||||||
wrapped_str_len,
|
|
||||||
line_ticker->str,
|
|
||||||
line_ticker_str_len,
|
|
||||||
(int)line_ticker->line_len,
|
|
||||||
100, 0);
|
|
||||||
|
|
||||||
if (string_is_empty(wrapped_str))
|
|
||||||
goto end;
|
|
||||||
|
|
||||||
/* Split into component lines */
|
|
||||||
string_list_initialize(&lines);
|
|
||||||
if (!string_split_noalloc(&lines, wrapped_str, "\n"))
|
|
||||||
goto end;
|
|
||||||
|
|
||||||
/* Check whether total number of lines fits within
|
|
||||||
* the set limit */
|
|
||||||
if (lines.size <= line_ticker->max_lines)
|
|
||||||
{
|
|
||||||
strlcpy(line_ticker->s, wrapped_str, line_ticker->len);
|
|
||||||
success = true;
|
|
||||||
goto end;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* Determine offset of first line in wrapped string */
|
|
||||||
switch (line_ticker->type_enum)
|
|
||||||
{
|
|
||||||
case TICKER_TYPE_LOOP:
|
|
||||||
line_offset = gfx_animation_line_ticker_loop(
|
|
||||||
line_ticker->idx,
|
|
||||||
line_ticker->line_len,
|
|
||||||
lines.size);
|
|
||||||
break;
|
|
||||||
case TICKER_TYPE_BOUNCE:
|
|
||||||
default:
|
|
||||||
line_offset = gfx_animation_line_ticker_generic(
|
|
||||||
line_ticker->idx,
|
|
||||||
line_ticker->line_len,
|
|
||||||
line_ticker->max_lines,
|
|
||||||
lines.size);
|
|
||||||
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* Build output string from required lines */
|
|
||||||
build_line_ticker_string(
|
|
||||||
line_ticker->max_lines, line_offset, &lines, lines.size,
|
|
||||||
line_ticker->s, line_ticker->len);
|
|
||||||
|
|
||||||
success = true;
|
|
||||||
is_active = true;
|
|
||||||
p_anim->flags |= GFX_ANIM_FLAG_TICKER_IS_ACTIVE;
|
|
||||||
|
|
||||||
end:
|
|
||||||
|
|
||||||
if (wrapped_str)
|
|
||||||
{
|
|
||||||
free(wrapped_str);
|
|
||||||
wrapped_str = NULL;
|
|
||||||
}
|
|
||||||
|
|
||||||
string_list_deinitialize(&lines);
|
|
||||||
if (!success)
|
|
||||||
if (line_ticker->len > 0)
|
|
||||||
line_ticker->s[0] = '\0';
|
|
||||||
|
|
||||||
return is_active;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool gfx_animation_line_ticker_smooth(gfx_animation_ctx_line_ticker_smooth_t *line_ticker)
|
|
||||||
{
|
|
||||||
char *wrapped_str = NULL;
|
|
||||||
size_t line_ticker_src_len = 0;
|
|
||||||
size_t wrapped_str_len = 0;
|
|
||||||
struct string_list lines = {0};
|
|
||||||
int glyph_width = 0;
|
|
||||||
int glyph_height = 0;
|
|
||||||
size_t line_len = 0;
|
|
||||||
size_t max_display_lines = 0;
|
|
||||||
size_t num_display_lines = 0;
|
|
||||||
size_t line_offset = 0;
|
|
||||||
size_t top_fade_line_offset = 0;
|
|
||||||
size_t bottom_fade_line_offset = 0;
|
|
||||||
bool fade_active = false;
|
|
||||||
bool success = false;
|
|
||||||
bool is_active = false;
|
|
||||||
gfx_animation_t *p_anim = &anim_st;
|
|
||||||
const char *wideglyph_str = NULL;
|
|
||||||
int wideglyph_width = 100;
|
|
||||||
size_t (*word_wrap_func)(char *dst, size_t dst_size,
|
|
||||||
const char *src, size_t src_len,
|
|
||||||
int line_width, int wideglyph_width, unsigned max_lines);
|
|
||||||
|
|
||||||
/* Sanity check */
|
|
||||||
if (!line_ticker)
|
|
||||||
return false;
|
|
||||||
|
|
||||||
if ( !line_ticker->font
|
|
||||||
|| string_is_empty(line_ticker->src_str)
|
|
||||||
|| (line_ticker->field_width < 1)
|
|
||||||
|| (line_ticker->field_height < 1))
|
|
||||||
goto end;
|
|
||||||
|
|
||||||
/* Get font dimensions */
|
|
||||||
|
|
||||||
/* > Width
|
|
||||||
* This is a bit of a fudge. Performing a 'font aware'
|
|
||||||
* (i.e. character display width) word wrap is too CPU
|
|
||||||
* intensive, so we just sample the width of a common
|
|
||||||
* character and hope for the best. (We choose 'a' because
|
|
||||||
* this is what Ozone uses for spacing calculations, and
|
|
||||||
* it is proven to work quite well) */
|
|
||||||
if ((glyph_width = font_driver_get_message_width(
|
|
||||||
line_ticker->font, "a", 1, line_ticker->font_scale)) <= 0)
|
|
||||||
goto end;
|
|
||||||
|
|
||||||
if ((wideglyph_str = msg_hash_get_wideglyph_str()))
|
|
||||||
{
|
|
||||||
int new_glyph_width = font_driver_get_message_width(
|
|
||||||
line_ticker->font, wideglyph_str, strlen(wideglyph_str),
|
|
||||||
line_ticker->font_scale);
|
|
||||||
|
|
||||||
if (new_glyph_width > 0)
|
|
||||||
wideglyph_width = new_glyph_width * 100 / glyph_width;
|
|
||||||
word_wrap_func = word_wrap_wideglyph;
|
|
||||||
}
|
|
||||||
else
|
|
||||||
word_wrap_func = word_wrap;
|
|
||||||
|
|
||||||
/* > Height */
|
|
||||||
if ((glyph_height = font_driver_get_line_height(
|
|
||||||
line_ticker->font, line_ticker->font_scale)) <= 0)
|
|
||||||
goto end;
|
|
||||||
|
|
||||||
/* Determine line wrap parameters */
|
|
||||||
line_len = (size_t)(line_ticker->field_width / glyph_width);
|
|
||||||
max_display_lines = (size_t)(line_ticker->field_height / glyph_height);
|
|
||||||
|
|
||||||
if ((line_len < 1) || (max_display_lines < 1))
|
|
||||||
goto end;
|
|
||||||
|
|
||||||
/* Line wrap input string */
|
|
||||||
line_ticker_src_len = strlen(line_ticker->src_str);
|
|
||||||
/* 10 bytes use for inserting '\n' */
|
|
||||||
wrapped_str_len = line_ticker_src_len + 1 + 10;
|
|
||||||
if (!(wrapped_str = (char*)malloc(wrapped_str_len)))
|
|
||||||
goto end;
|
|
||||||
wrapped_str[0] = '\0';
|
|
||||||
|
|
||||||
(word_wrap_func)(
|
|
||||||
wrapped_str,
|
|
||||||
wrapped_str_len,
|
|
||||||
line_ticker->src_str,
|
|
||||||
line_ticker_src_len,
|
|
||||||
(int)line_len,
|
|
||||||
wideglyph_width, 0);
|
|
||||||
|
|
||||||
if (string_is_empty(wrapped_str))
|
|
||||||
goto end;
|
|
||||||
|
|
||||||
string_list_initialize(&lines);
|
|
||||||
/* Split into component lines */
|
|
||||||
if (!string_split_noalloc(&lines, wrapped_str, "\n"))
|
|
||||||
goto end;
|
|
||||||
|
|
||||||
/* Check whether total number of lines fits within
|
|
||||||
* the set field limit */
|
|
||||||
if (lines.size <= max_display_lines)
|
|
||||||
{
|
|
||||||
strlcpy(line_ticker->dst_str, wrapped_str, line_ticker->dst_str_len);
|
|
||||||
*line_ticker->y_offset = 0.0f;
|
|
||||||
|
|
||||||
/* No fade animation is required */
|
|
||||||
if (line_ticker->fade_enabled)
|
|
||||||
{
|
|
||||||
if (line_ticker->top_fade_str_len > 0)
|
|
||||||
line_ticker->top_fade_str[0] = '\0';
|
|
||||||
|
|
||||||
if (line_ticker->bottom_fade_str_len > 0)
|
|
||||||
line_ticker->bottom_fade_str[0] = '\0';
|
|
||||||
|
|
||||||
*line_ticker->top_fade_y_offset = 0.0f;
|
|
||||||
*line_ticker->bottom_fade_y_offset = 0.0f;
|
|
||||||
|
|
||||||
*line_ticker->top_fade_alpha = 0.0f;
|
|
||||||
*line_ticker->bottom_fade_alpha = 0.0f;
|
|
||||||
}
|
|
||||||
|
|
||||||
success = true;
|
|
||||||
goto end;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* Determine which lines should be shown, along with
|
|
||||||
* y axis draw offset */
|
|
||||||
switch (line_ticker->type_enum)
|
|
||||||
{
|
|
||||||
case TICKER_TYPE_LOOP:
|
|
||||||
gfx_animation_line_ticker_smooth_loop(
|
|
||||||
line_ticker->idx,
|
|
||||||
line_ticker->fade_enabled,
|
|
||||||
line_len, (size_t)glyph_height,
|
|
||||||
max_display_lines, lines.size,
|
|
||||||
&num_display_lines, &line_offset, line_ticker->y_offset,
|
|
||||||
&fade_active,
|
|
||||||
&top_fade_line_offset, line_ticker->top_fade_y_offset, line_ticker->top_fade_alpha,
|
|
||||||
&bottom_fade_line_offset, line_ticker->bottom_fade_y_offset, line_ticker->bottom_fade_alpha);
|
|
||||||
|
|
||||||
break;
|
|
||||||
case TICKER_TYPE_BOUNCE:
|
|
||||||
default:
|
|
||||||
gfx_animation_line_ticker_smooth_generic(
|
|
||||||
line_ticker->idx,
|
|
||||||
line_ticker->fade_enabled,
|
|
||||||
line_len, (size_t)glyph_height,
|
|
||||||
max_display_lines, lines.size,
|
|
||||||
&num_display_lines, &line_offset, line_ticker->y_offset,
|
|
||||||
&fade_active,
|
|
||||||
&top_fade_line_offset, line_ticker->top_fade_y_offset, line_ticker->top_fade_alpha,
|
|
||||||
&bottom_fade_line_offset, line_ticker->bottom_fade_y_offset, line_ticker->bottom_fade_alpha);
|
|
||||||
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* Build output string from required lines */
|
|
||||||
build_line_ticker_string(
|
|
||||||
num_display_lines, line_offset, &lines, lines.size,
|
|
||||||
line_ticker->dst_str, line_ticker->dst_str_len);
|
|
||||||
|
|
||||||
/* Extract top/bottom fade strings, if required */
|
|
||||||
if (fade_active)
|
|
||||||
{
|
|
||||||
size_t top_fade_line_index = top_fade_line_offset % (lines.size + 1);
|
|
||||||
size_t bottom_fade_line_index = bottom_fade_line_offset % (lines.size + 1);
|
|
||||||
/* Is line valid? */
|
|
||||||
if (top_fade_line_index < lines.size)
|
|
||||||
strlcpy(line_ticker->top_fade_str, lines.elems[top_fade_line_index].data, line_ticker->top_fade_str_len);
|
|
||||||
if (bottom_fade_line_index < lines.size)
|
|
||||||
strlcpy(line_ticker->bottom_fade_str, lines.elems[bottom_fade_line_index].data, line_ticker->bottom_fade_str_len);
|
|
||||||
}
|
|
||||||
|
|
||||||
success = true;
|
|
||||||
is_active = true;
|
|
||||||
p_anim->flags |= GFX_ANIM_FLAG_TICKER_IS_ACTIVE;
|
|
||||||
|
|
||||||
end:
|
|
||||||
|
|
||||||
if (wrapped_str)
|
|
||||||
{
|
|
||||||
free(wrapped_str);
|
|
||||||
wrapped_str = NULL;
|
|
||||||
}
|
|
||||||
|
|
||||||
string_list_deinitialize(&lines);
|
|
||||||
|
|
||||||
if (!success)
|
|
||||||
{
|
|
||||||
if (line_ticker->dst_str_len > 0)
|
|
||||||
line_ticker->dst_str[0] = '\0';
|
|
||||||
|
|
||||||
if (line_ticker->fade_enabled)
|
|
||||||
{
|
|
||||||
if (line_ticker->top_fade_str_len > 0)
|
|
||||||
line_ticker->top_fade_str[0] = '\0';
|
|
||||||
|
|
||||||
if (line_ticker->bottom_fade_str_len > 0)
|
|
||||||
line_ticker->bottom_fade_str[0] = '\0';
|
|
||||||
|
|
||||||
*line_ticker->top_fade_alpha = 0.0f;
|
|
||||||
*line_ticker->bottom_fade_alpha = 0.0f;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
return is_active;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool gfx_animation_kill_by_tag(uintptr_t *tag)
|
bool gfx_animation_kill_by_tag(uintptr_t *tag)
|
||||||
{
|
{
|
||||||
unsigned i;
|
unsigned i;
|
||||||
|
|||||||
@ -26,6 +26,15 @@
|
|||||||
#include "font_driver.h"
|
#include "font_driver.h"
|
||||||
|
|
||||||
#define TICKER_SPACER_DEFAULT " | "
|
#define TICKER_SPACER_DEFAULT " | "
|
||||||
|
#define TICKER_SPEED 333333
|
||||||
|
|
||||||
|
/* Pixel ticker nominally increases by one after each
|
||||||
|
* TICKER_PIXEL_PERIOD ms (actual increase depends upon
|
||||||
|
* ticker speed setting and display resolution)
|
||||||
|
*
|
||||||
|
* Formula is: (1.0f / 60.0f) * 1000.0f
|
||||||
|
* */
|
||||||
|
#define TICKER_PIXEL_PERIOD (16.666666666666668f)
|
||||||
|
|
||||||
#define ANIM_IS_ACTIVE(_p) (((_p)->flags & (GFX_ANIM_FLAG_IS_ACTIVE)) || ((_p)->flags & GFX_ANIM_FLAG_TICKER_IS_ACTIVE))
|
#define ANIM_IS_ACTIVE(_p) (((_p)->flags & (GFX_ANIM_FLAG_IS_ACTIVE)) || ((_p)->flags & GFX_ANIM_FLAG_TICKER_IS_ACTIVE))
|
||||||
|
|
||||||
@ -242,10 +251,6 @@ bool gfx_animation_ticker(gfx_animation_ctx_ticker_t *ticker);
|
|||||||
|
|
||||||
bool gfx_animation_ticker_smooth(gfx_animation_ctx_ticker_smooth_t *ticker);
|
bool gfx_animation_ticker_smooth(gfx_animation_ctx_ticker_smooth_t *ticker);
|
||||||
|
|
||||||
bool gfx_animation_line_ticker(gfx_animation_ctx_line_ticker_t *line_ticker);
|
|
||||||
|
|
||||||
bool gfx_animation_line_ticker_smooth(gfx_animation_ctx_line_ticker_smooth_t *line_ticker);
|
|
||||||
|
|
||||||
bool gfx_animation_kill_by_tag(uintptr_t *tag);
|
bool gfx_animation_kill_by_tag(uintptr_t *tag);
|
||||||
|
|
||||||
bool gfx_animation_push(gfx_animation_ctx_entry_t *entry);
|
bool gfx_animation_push(gfx_animation_ctx_entry_t *entry);
|
||||||
|
|||||||
@ -77,10 +77,6 @@
|
|||||||
#define XMB_EASING_ALPHA EASING_OUT_CIRC
|
#define XMB_EASING_ALPHA EASING_OUT_CIRC
|
||||||
#define XMB_EASING_XY EASING_OUT_QUAD
|
#define XMB_EASING_XY EASING_OUT_QUAD
|
||||||
|
|
||||||
/* forward declarations */
|
|
||||||
static bool xmb_load_image(void *userdata, void *data,
|
|
||||||
enum menu_image_type type);
|
|
||||||
|
|
||||||
/* Specifies minimum period (in usec) between
|
/* Specifies minimum period (in usec) between
|
||||||
* tab switch events when input repeat is
|
* tab switch events when input repeat is
|
||||||
* active (i.e. when navigating between top level
|
* active (i.e. when navigating between top level
|
||||||
@ -104,6 +100,22 @@ static bool xmb_load_image(void *userdata, void *data,
|
|||||||
* a fixed colour: HTML WhiteSmoke */
|
* a fixed colour: HTML WhiteSmoke */
|
||||||
#define XMB_SCREENSAVER_TINT 0xF5F5F5
|
#define XMB_SCREENSAVER_TINT 0xF5F5F5
|
||||||
|
|
||||||
|
/* Mean human reading speed for all western languages,
|
||||||
|
* characters per minute */
|
||||||
|
#define TICKER_CPM 1000.0f
|
||||||
|
|
||||||
|
/* Base time for which a line should be shown, in us */
|
||||||
|
#define TICKER_LINE_DURATION_US(line_len) ((line_len * 60.0f * 1000.0f * 1000.0f) / TICKER_CPM)
|
||||||
|
/* Base time for which a line should be shown, in ms */
|
||||||
|
#define TICKER_LINE_DURATION_MS(line_len) ((line_len * 60.0f * 1000.0f) / TICKER_CPM)
|
||||||
|
/* Ticker updates (nominally) once every TICKER_SPEED us
|
||||||
|
* > Base number of ticks for which line should be shown */
|
||||||
|
#define TICKER_LINE_DISPLAY_TICKS(line_len) ((size_t)(TICKER_LINE_DURATION_US(line_len) / (float)TICKER_SPEED))
|
||||||
|
/* Smooth ticker updates (nominally) once every TICKER_PIXEL_PERIOD ms
|
||||||
|
* > Base number of ticks for which text should scroll
|
||||||
|
* from one line to the next */
|
||||||
|
#define TICKER_LINE_SMOOTH_SCROLL_TICKS(line_len) ((size_t)(TICKER_LINE_DURATION_MS(line_len) / TICKER_PIXEL_PERIOD))
|
||||||
|
|
||||||
enum
|
enum
|
||||||
{
|
{
|
||||||
XMB_TEXTURE_MAIN_MENU = 0,
|
XMB_TEXTURE_MAIN_MENU = 0,
|
||||||
@ -482,6 +494,10 @@ static float xmb_item_color[] = {
|
|||||||
1.0f, 1.0f, 1.0f, 1.0f,
|
1.0f, 1.0f, 1.0f, 1.0f,
|
||||||
};
|
};
|
||||||
|
|
||||||
|
/* Forward declarations */
|
||||||
|
static bool xmb_load_image(void *userdata, void *data,
|
||||||
|
enum menu_image_type type);
|
||||||
|
|
||||||
static INLINE float xmb_item_y(const xmb_handle_t *xmb,
|
static INLINE float xmb_item_y(const xmb_handle_t *xmb,
|
||||||
int i, size_t current)
|
int i, size_t current)
|
||||||
{
|
{
|
||||||
@ -3639,6 +3655,568 @@ static uintptr_t xmb_icon_get_id(xmb_handle_t *xmb,
|
|||||||
return xmb->textures.list[XMB_TEXTURE_SUBSETTING];
|
return xmb->textures.list[XMB_TEXTURE_SUBSETTING];
|
||||||
}
|
}
|
||||||
|
|
||||||
|
static size_t xmb_animation_line_ticker_loop(uint64_t idx,
|
||||||
|
size_t line_len, size_t num_lines)
|
||||||
|
{
|
||||||
|
size_t line_ticks = TICKER_LINE_DISPLAY_TICKS(line_len);
|
||||||
|
size_t ticker_period = num_lines + 1;
|
||||||
|
size_t phase = (idx / line_ticks) % ticker_period;
|
||||||
|
/* In this case, line_offset is simply equal to the phase */
|
||||||
|
return phase;
|
||||||
|
}
|
||||||
|
|
||||||
|
static size_t xmb_animation_line_ticker_generic(uint64_t idx,
|
||||||
|
size_t line_len, size_t max_lines, size_t num_lines)
|
||||||
|
{
|
||||||
|
size_t line_ticks = TICKER_LINE_DISPLAY_TICKS(line_len);
|
||||||
|
/* Note: This function is only called if num_lines > max_lines */
|
||||||
|
size_t excess_lines = num_lines - max_lines;
|
||||||
|
/* Ticker will pause for one line duration when the first
|
||||||
|
* or last line is reached (this is mostly required for the
|
||||||
|
* case where num_lines == (max_lines + 1), since otherwise
|
||||||
|
* the text flicks rapidly up and down in disconcerting
|
||||||
|
* fashion...) */
|
||||||
|
size_t ticker_period = (excess_lines * 2) + 2;
|
||||||
|
size_t phase = (idx / line_ticks) % ticker_period;
|
||||||
|
|
||||||
|
/* Pause on first line */
|
||||||
|
if (phase > 0)
|
||||||
|
phase--;
|
||||||
|
/* Pause on last line */
|
||||||
|
if (phase > excess_lines)
|
||||||
|
phase--;
|
||||||
|
|
||||||
|
/* Lines scrolling upwards */
|
||||||
|
if (phase <= excess_lines)
|
||||||
|
return phase;
|
||||||
|
/* Lines scrolling downwards */
|
||||||
|
return (excess_lines * 2) - phase;
|
||||||
|
}
|
||||||
|
|
||||||
|
static size_t xmb_animation_build_line_ticker_string(
|
||||||
|
size_t num_display_lines, size_t line_offset,
|
||||||
|
struct string_list *lines, size_t lines_size,
|
||||||
|
char *s, size_t len)
|
||||||
|
{
|
||||||
|
size_t i;
|
||||||
|
size_t _len = 0;
|
||||||
|
for (i = 0; i < (num_display_lines-1); i++)
|
||||||
|
{
|
||||||
|
size_t offset = i + line_offset;
|
||||||
|
size_t line_index = offset % (lines_size + 1);
|
||||||
|
/* Is line valid? */
|
||||||
|
if (line_index < lines_size)
|
||||||
|
_len += strlcpy(s + _len, lines->elems[line_index].data, len - _len);
|
||||||
|
_len += strlcpy(s + _len, "\n", len - _len);
|
||||||
|
}
|
||||||
|
{
|
||||||
|
size_t offset = (num_display_lines-1) + line_offset;
|
||||||
|
size_t line_index = offset % (lines_size + 1);
|
||||||
|
/* Is line valid? */
|
||||||
|
if (line_index < lines_size)
|
||||||
|
_len += strlcpy(s + _len, lines->elems[line_index].data, len - _len);
|
||||||
|
}
|
||||||
|
return _len;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
static bool xmb_animation_line_ticker(gfx_animation_t *p_anim, gfx_animation_ctx_line_ticker_t *line_ticker)
|
||||||
|
{
|
||||||
|
char *wrapped_str = NULL;
|
||||||
|
size_t wrapped_str_len = 0;
|
||||||
|
size_t line_ticker_str_len = 0;
|
||||||
|
struct string_list lines = {0};
|
||||||
|
size_t line_offset = 0;
|
||||||
|
bool success = false;
|
||||||
|
bool is_active = false;
|
||||||
|
|
||||||
|
/* Sanity check */
|
||||||
|
if (!line_ticker)
|
||||||
|
return false;
|
||||||
|
|
||||||
|
if ( string_is_empty(line_ticker->str)
|
||||||
|
|| (line_ticker->line_len < 1)
|
||||||
|
|| (line_ticker->max_lines < 1))
|
||||||
|
goto end;
|
||||||
|
|
||||||
|
/* Line wrap input string */
|
||||||
|
line_ticker_str_len = strlen(line_ticker->str);
|
||||||
|
wrapped_str_len = line_ticker_str_len + 1 + 10; /* 10 bytes use for inserting '\n' */
|
||||||
|
if (!(wrapped_str = (char*)malloc(wrapped_str_len)))
|
||||||
|
goto end;
|
||||||
|
wrapped_str[0] = '\0';
|
||||||
|
|
||||||
|
word_wrap(
|
||||||
|
wrapped_str,
|
||||||
|
wrapped_str_len,
|
||||||
|
line_ticker->str,
|
||||||
|
line_ticker_str_len,
|
||||||
|
(int)line_ticker->line_len,
|
||||||
|
100, 0);
|
||||||
|
|
||||||
|
if (string_is_empty(wrapped_str))
|
||||||
|
goto end;
|
||||||
|
|
||||||
|
/* Split into component lines */
|
||||||
|
string_list_initialize(&lines);
|
||||||
|
if (!string_split_noalloc(&lines, wrapped_str, "\n"))
|
||||||
|
goto end;
|
||||||
|
|
||||||
|
/* Check whether total number of lines fits within
|
||||||
|
* the set limit */
|
||||||
|
if (lines.size <= line_ticker->max_lines)
|
||||||
|
{
|
||||||
|
strlcpy(line_ticker->s, wrapped_str, line_ticker->len);
|
||||||
|
success = true;
|
||||||
|
goto end;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Determine offset of first line in wrapped string */
|
||||||
|
switch (line_ticker->type_enum)
|
||||||
|
{
|
||||||
|
case TICKER_TYPE_LOOP:
|
||||||
|
line_offset = xmb_animation_line_ticker_loop(
|
||||||
|
line_ticker->idx,
|
||||||
|
line_ticker->line_len,
|
||||||
|
lines.size);
|
||||||
|
break;
|
||||||
|
case TICKER_TYPE_BOUNCE:
|
||||||
|
default:
|
||||||
|
line_offset = xmb_animation_line_ticker_generic(
|
||||||
|
line_ticker->idx,
|
||||||
|
line_ticker->line_len,
|
||||||
|
line_ticker->max_lines,
|
||||||
|
lines.size);
|
||||||
|
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Build output string from required lines */
|
||||||
|
xmb_animation_build_line_ticker_string(
|
||||||
|
line_ticker->max_lines, line_offset, &lines, lines.size,
|
||||||
|
line_ticker->s, line_ticker->len);
|
||||||
|
|
||||||
|
success = true;
|
||||||
|
is_active = true;
|
||||||
|
p_anim->flags |= GFX_ANIM_FLAG_TICKER_IS_ACTIVE;
|
||||||
|
|
||||||
|
end:
|
||||||
|
|
||||||
|
if (wrapped_str)
|
||||||
|
{
|
||||||
|
free(wrapped_str);
|
||||||
|
wrapped_str = NULL;
|
||||||
|
}
|
||||||
|
|
||||||
|
string_list_deinitialize(&lines);
|
||||||
|
if (!success)
|
||||||
|
if (line_ticker->len > 0)
|
||||||
|
line_ticker->s[0] = '\0';
|
||||||
|
|
||||||
|
return is_active;
|
||||||
|
}
|
||||||
|
|
||||||
|
static void xmb_animation_set_line_smooth_fade_parameters(
|
||||||
|
bool scroll_up,
|
||||||
|
size_t scroll_ticks, size_t line_phase, size_t line_height,
|
||||||
|
size_t num_lines, size_t num_display_lines, size_t line_offset,
|
||||||
|
float y_offset,
|
||||||
|
size_t *top_fade_line_offset,
|
||||||
|
float *top_fade_y_offset, float *top_fade_alpha,
|
||||||
|
size_t *bottom_fade_line_offset,
|
||||||
|
float *bottom_fade_y_offset, float *bottom_fade_alpha)
|
||||||
|
{
|
||||||
|
/* When a line fades out, alpha transitions from
|
||||||
|
* 1 to 0 over the course of one half of the
|
||||||
|
* scrolling line height. When a line fades in,
|
||||||
|
* it's the other way around */
|
||||||
|
float fade_out_alpha = ((float)scroll_ticks - ((float)line_phase * 2.0f)) / (float)scroll_ticks;
|
||||||
|
float fade_in_alpha = -1.0f * fade_out_alpha;
|
||||||
|
if (fade_out_alpha < 0.0f)
|
||||||
|
fade_out_alpha = 0.0f;
|
||||||
|
if (fade_in_alpha < 0.0f)
|
||||||
|
fade_in_alpha = 0.0f;
|
||||||
|
|
||||||
|
*top_fade_line_offset = (line_offset > 0) ? line_offset - 1 : num_lines;
|
||||||
|
*top_fade_y_offset = y_offset - (float)line_height;
|
||||||
|
if (scroll_up)
|
||||||
|
{
|
||||||
|
*top_fade_alpha = fade_out_alpha;
|
||||||
|
*bottom_fade_alpha = fade_in_alpha;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
*top_fade_alpha = fade_in_alpha;
|
||||||
|
*bottom_fade_alpha = fade_out_alpha;
|
||||||
|
}
|
||||||
|
*bottom_fade_line_offset = line_offset + num_display_lines;
|
||||||
|
*bottom_fade_y_offset = y_offset + (float)(line_height * num_display_lines);
|
||||||
|
}
|
||||||
|
|
||||||
|
static void xmb_animation_set_line_smooth_fade_parameters_default(
|
||||||
|
size_t *top_fade_line_offset, float *top_fade_y_offset, float *top_fade_alpha,
|
||||||
|
size_t *bottom_fade_line_offset, float *bottom_fade_y_offset, float *bottom_fade_alpha)
|
||||||
|
{
|
||||||
|
*top_fade_line_offset = 0;
|
||||||
|
*top_fade_y_offset = 0.0f;
|
||||||
|
*top_fade_alpha = 0.0f;
|
||||||
|
|
||||||
|
*bottom_fade_line_offset = 0;
|
||||||
|
*bottom_fade_y_offset = 0.0f;
|
||||||
|
*bottom_fade_alpha = 0.0f;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
static void xmb_animation_line_ticker_smooth_generic(uint64_t idx,
|
||||||
|
bool fade_enabled, size_t line_len, size_t line_height,
|
||||||
|
size_t max_display_lines, size_t num_lines,
|
||||||
|
size_t *num_display_lines, size_t *line_offset,
|
||||||
|
float *y_offset,
|
||||||
|
bool *fade_active,
|
||||||
|
size_t *top_fade_line_offset, float *top_fade_y_offset,
|
||||||
|
float *top_fade_alpha,
|
||||||
|
size_t *bottom_fade_line_offset, float *bottom_fade_y_offset,
|
||||||
|
float *bottom_fade_alpha)
|
||||||
|
{
|
||||||
|
size_t scroll_ticks = TICKER_LINE_SMOOTH_SCROLL_TICKS(line_len);
|
||||||
|
/* Note: This function is only called if num_lines > max_display_lines */
|
||||||
|
size_t excess_lines = num_lines - max_display_lines;
|
||||||
|
/* Ticker will pause for one line duration when the first
|
||||||
|
* or last line is reached */
|
||||||
|
size_t ticker_period = ((excess_lines * 2) + 2) * scroll_ticks;
|
||||||
|
size_t phase = idx % ticker_period;
|
||||||
|
size_t line_phase = 0;
|
||||||
|
bool pause = false;
|
||||||
|
bool scroll_up = true;
|
||||||
|
|
||||||
|
if (phase >= scroll_ticks)
|
||||||
|
phase -= scroll_ticks;
|
||||||
|
else
|
||||||
|
{
|
||||||
|
/* Pause on first line */
|
||||||
|
pause = true;
|
||||||
|
phase = 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Pause on last line and change direction */
|
||||||
|
if (phase >= excess_lines * scroll_ticks)
|
||||||
|
{
|
||||||
|
scroll_up = false;
|
||||||
|
|
||||||
|
if (phase < (excess_lines + 1) * scroll_ticks)
|
||||||
|
{
|
||||||
|
pause = true;
|
||||||
|
phase = 0;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
phase -= (excess_lines + 1) * scroll_ticks;
|
||||||
|
}
|
||||||
|
|
||||||
|
line_phase = phase % scroll_ticks;
|
||||||
|
|
||||||
|
if (pause)
|
||||||
|
{
|
||||||
|
/* Static display of max_display_lines
|
||||||
|
* (no animation) */
|
||||||
|
*num_display_lines = max_display_lines;
|
||||||
|
*y_offset = 0.0f;
|
||||||
|
*fade_active = false;
|
||||||
|
*line_offset = scroll_up ? 0 : excess_lines;
|
||||||
|
}
|
||||||
|
else if (line_phase == 0)
|
||||||
|
{
|
||||||
|
/* Static display of max_display_lines
|
||||||
|
* (no animation) */
|
||||||
|
*num_display_lines = max_display_lines;
|
||||||
|
*y_offset = 0.0f;
|
||||||
|
*fade_active = false;
|
||||||
|
*line_offset = scroll_up ? (phase / scroll_ticks) : (excess_lines - (phase / scroll_ticks));
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
/* Scroll animation is active */
|
||||||
|
*num_display_lines = max_display_lines - 1;
|
||||||
|
*fade_active = fade_enabled;
|
||||||
|
|
||||||
|
if (scroll_up)
|
||||||
|
{
|
||||||
|
*line_offset = (phase / scroll_ticks) + 1;
|
||||||
|
*y_offset = (float)line_height * (float)(scroll_ticks - line_phase) / (float)scroll_ticks;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
*line_offset = excess_lines - (phase / scroll_ticks);
|
||||||
|
*y_offset = (float)line_height * (1.0f - (float)(scroll_ticks - line_phase) / (float)scroll_ticks);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Set fade parameters if fade animation is active */
|
||||||
|
if (*fade_active)
|
||||||
|
xmb_animation_set_line_smooth_fade_parameters(
|
||||||
|
scroll_up, scroll_ticks, line_phase, line_height,
|
||||||
|
num_lines, *num_display_lines, *line_offset, *y_offset,
|
||||||
|
top_fade_line_offset, top_fade_y_offset, top_fade_alpha,
|
||||||
|
bottom_fade_line_offset, bottom_fade_y_offset, bottom_fade_alpha);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Set 'default' fade parameters if fade animation
|
||||||
|
* is inactive */
|
||||||
|
if (!*fade_active)
|
||||||
|
xmb_animation_set_line_smooth_fade_parameters_default(
|
||||||
|
top_fade_line_offset, top_fade_y_offset, top_fade_alpha,
|
||||||
|
bottom_fade_line_offset, bottom_fade_y_offset, bottom_fade_alpha);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
static void xmb_animation_line_ticker_smooth_loop(uint64_t idx,
|
||||||
|
bool fade_enabled, size_t line_len, size_t line_height,
|
||||||
|
size_t max_display_lines, size_t num_lines,
|
||||||
|
size_t *num_display_lines, size_t *line_offset, float *y_offset,
|
||||||
|
bool *fade_active,
|
||||||
|
size_t *top_fade_line_offset, float *top_fade_y_offset, float *top_fade_alpha,
|
||||||
|
size_t *bottom_fade_line_offset, float *bottom_fade_y_offset, float *bottom_fade_alpha)
|
||||||
|
{
|
||||||
|
size_t scroll_ticks = TICKER_LINE_SMOOTH_SCROLL_TICKS(line_len);
|
||||||
|
size_t ticker_period = (num_lines + 1) * scroll_ticks;
|
||||||
|
size_t phase = idx % ticker_period;
|
||||||
|
size_t line_phase = phase % scroll_ticks;
|
||||||
|
|
||||||
|
*line_offset = phase / scroll_ticks;
|
||||||
|
|
||||||
|
if (line_phase == (scroll_ticks - 1))
|
||||||
|
{
|
||||||
|
/* Static display of max_display_lines
|
||||||
|
* (no animation) */
|
||||||
|
*num_display_lines = max_display_lines;
|
||||||
|
*fade_active = false;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
*num_display_lines = max_display_lines - 1;
|
||||||
|
*fade_active = fade_enabled;
|
||||||
|
}
|
||||||
|
|
||||||
|
*y_offset = (float)line_height * (float)(scroll_ticks - line_phase) / (float)scroll_ticks;
|
||||||
|
|
||||||
|
/* Set fade parameters */
|
||||||
|
if (*fade_active)
|
||||||
|
xmb_animation_set_line_smooth_fade_parameters(
|
||||||
|
true, scroll_ticks, line_phase, line_height,
|
||||||
|
num_lines, *num_display_lines, *line_offset, *y_offset,
|
||||||
|
top_fade_line_offset, top_fade_y_offset, top_fade_alpha,
|
||||||
|
bottom_fade_line_offset, bottom_fade_y_offset, bottom_fade_alpha);
|
||||||
|
else
|
||||||
|
xmb_animation_set_line_smooth_fade_parameters_default(
|
||||||
|
top_fade_line_offset, top_fade_y_offset, top_fade_alpha,
|
||||||
|
bottom_fade_line_offset, bottom_fade_y_offset, bottom_fade_alpha);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
static bool xmb_animation_line_ticker_smooth(gfx_animation_t *p_anim, gfx_animation_ctx_line_ticker_smooth_t *line_ticker)
|
||||||
|
{
|
||||||
|
char *wrapped_str = NULL;
|
||||||
|
const char *wideglyph_str = NULL;
|
||||||
|
size_t line_ticker_src_len = 0;
|
||||||
|
size_t wrapped_str_len = 0;
|
||||||
|
struct string_list lines = {0};
|
||||||
|
int glyph_width = 0;
|
||||||
|
int glyph_height = 0;
|
||||||
|
size_t line_len = 0;
|
||||||
|
size_t max_display_lines = 0;
|
||||||
|
size_t num_display_lines = 0;
|
||||||
|
size_t line_offset = 0;
|
||||||
|
size_t top_fade_line_offset = 0;
|
||||||
|
size_t bottom_fade_line_offset = 0;
|
||||||
|
bool fade_active = false;
|
||||||
|
bool success = false;
|
||||||
|
bool is_active = false;
|
||||||
|
int wideglyph_width = 100;
|
||||||
|
size_t (*word_wrap_func)(char *dst, size_t dst_size,
|
||||||
|
const char *src, size_t src_len,
|
||||||
|
int line_width, int wideglyph_width, unsigned max_lines);
|
||||||
|
|
||||||
|
/* Sanity check */
|
||||||
|
if (!line_ticker)
|
||||||
|
return false;
|
||||||
|
|
||||||
|
if ( !line_ticker->font
|
||||||
|
|| string_is_empty(line_ticker->src_str)
|
||||||
|
|| (line_ticker->field_width < 1)
|
||||||
|
|| (line_ticker->field_height < 1))
|
||||||
|
goto end;
|
||||||
|
|
||||||
|
/* Get font dimensions */
|
||||||
|
|
||||||
|
/* > Width
|
||||||
|
* This is a bit of a fudge. Performing a 'font aware'
|
||||||
|
* (i.e. character display width) word wrap is too CPU
|
||||||
|
* intensive, so we just sample the width of a common
|
||||||
|
* character and hope for the best. (We choose 'a' because
|
||||||
|
* this is what Ozone uses for spacing calculations, and
|
||||||
|
* it is proven to work quite well) */
|
||||||
|
if ((glyph_width = font_driver_get_message_width(
|
||||||
|
line_ticker->font, "a", 1, line_ticker->font_scale)) <= 0)
|
||||||
|
goto end;
|
||||||
|
|
||||||
|
if ((wideglyph_str = msg_hash_get_wideglyph_str()))
|
||||||
|
{
|
||||||
|
int new_glyph_width = font_driver_get_message_width(
|
||||||
|
line_ticker->font, wideglyph_str, strlen(wideglyph_str),
|
||||||
|
line_ticker->font_scale);
|
||||||
|
|
||||||
|
if (new_glyph_width > 0)
|
||||||
|
wideglyph_width = new_glyph_width * 100 / glyph_width;
|
||||||
|
word_wrap_func = word_wrap_wideglyph;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
word_wrap_func = word_wrap;
|
||||||
|
|
||||||
|
/* > Height */
|
||||||
|
if ((glyph_height = font_driver_get_line_height(
|
||||||
|
line_ticker->font, line_ticker->font_scale)) <= 0)
|
||||||
|
goto end;
|
||||||
|
|
||||||
|
/* Determine line wrap parameters */
|
||||||
|
line_len = (size_t)(line_ticker->field_width / glyph_width);
|
||||||
|
max_display_lines = (size_t)(line_ticker->field_height / glyph_height);
|
||||||
|
|
||||||
|
if ((line_len < 1) || (max_display_lines < 1))
|
||||||
|
goto end;
|
||||||
|
|
||||||
|
/* Line wrap input string */
|
||||||
|
line_ticker_src_len = strlen(line_ticker->src_str);
|
||||||
|
/* 10 bytes use for inserting '\n' */
|
||||||
|
wrapped_str_len = line_ticker_src_len + 1 + 10;
|
||||||
|
if (!(wrapped_str = (char*)malloc(wrapped_str_len)))
|
||||||
|
goto end;
|
||||||
|
wrapped_str[0] = '\0';
|
||||||
|
|
||||||
|
(word_wrap_func)(
|
||||||
|
wrapped_str,
|
||||||
|
wrapped_str_len,
|
||||||
|
line_ticker->src_str,
|
||||||
|
line_ticker_src_len,
|
||||||
|
(int)line_len,
|
||||||
|
wideglyph_width, 0);
|
||||||
|
|
||||||
|
if (string_is_empty(wrapped_str))
|
||||||
|
goto end;
|
||||||
|
|
||||||
|
string_list_initialize(&lines);
|
||||||
|
/* Split into component lines */
|
||||||
|
if (!string_split_noalloc(&lines, wrapped_str, "\n"))
|
||||||
|
goto end;
|
||||||
|
|
||||||
|
/* Check whether total number of lines fits within
|
||||||
|
* the set field limit */
|
||||||
|
if (lines.size <= max_display_lines)
|
||||||
|
{
|
||||||
|
strlcpy(line_ticker->dst_str, wrapped_str, line_ticker->dst_str_len);
|
||||||
|
*line_ticker->y_offset = 0.0f;
|
||||||
|
|
||||||
|
/* No fade animation is required */
|
||||||
|
if (line_ticker->fade_enabled)
|
||||||
|
{
|
||||||
|
if (line_ticker->top_fade_str_len > 0)
|
||||||
|
line_ticker->top_fade_str[0] = '\0';
|
||||||
|
|
||||||
|
if (line_ticker->bottom_fade_str_len > 0)
|
||||||
|
line_ticker->bottom_fade_str[0] = '\0';
|
||||||
|
|
||||||
|
*line_ticker->top_fade_y_offset = 0.0f;
|
||||||
|
*line_ticker->bottom_fade_y_offset = 0.0f;
|
||||||
|
|
||||||
|
*line_ticker->top_fade_alpha = 0.0f;
|
||||||
|
*line_ticker->bottom_fade_alpha = 0.0f;
|
||||||
|
}
|
||||||
|
|
||||||
|
success = true;
|
||||||
|
goto end;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Determine which lines should be shown, along with
|
||||||
|
* y axis draw offset */
|
||||||
|
switch (line_ticker->type_enum)
|
||||||
|
{
|
||||||
|
case TICKER_TYPE_LOOP:
|
||||||
|
xmb_animation_line_ticker_smooth_loop(
|
||||||
|
line_ticker->idx,
|
||||||
|
line_ticker->fade_enabled,
|
||||||
|
line_len, (size_t)glyph_height,
|
||||||
|
max_display_lines, lines.size,
|
||||||
|
&num_display_lines, &line_offset, line_ticker->y_offset,
|
||||||
|
&fade_active,
|
||||||
|
&top_fade_line_offset, line_ticker->top_fade_y_offset, line_ticker->top_fade_alpha,
|
||||||
|
&bottom_fade_line_offset, line_ticker->bottom_fade_y_offset, line_ticker->bottom_fade_alpha);
|
||||||
|
|
||||||
|
break;
|
||||||
|
case TICKER_TYPE_BOUNCE:
|
||||||
|
default:
|
||||||
|
xmb_animation_line_ticker_smooth_generic(
|
||||||
|
line_ticker->idx,
|
||||||
|
line_ticker->fade_enabled,
|
||||||
|
line_len, (size_t)glyph_height,
|
||||||
|
max_display_lines, lines.size,
|
||||||
|
&num_display_lines, &line_offset, line_ticker->y_offset,
|
||||||
|
&fade_active,
|
||||||
|
&top_fade_line_offset, line_ticker->top_fade_y_offset, line_ticker->top_fade_alpha,
|
||||||
|
&bottom_fade_line_offset, line_ticker->bottom_fade_y_offset, line_ticker->bottom_fade_alpha);
|
||||||
|
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Build output string from required lines */
|
||||||
|
xmb_animation_build_line_ticker_string(
|
||||||
|
num_display_lines, line_offset, &lines, lines.size,
|
||||||
|
line_ticker->dst_str, line_ticker->dst_str_len);
|
||||||
|
|
||||||
|
/* Extract top/bottom fade strings, if required */
|
||||||
|
if (fade_active)
|
||||||
|
{
|
||||||
|
size_t top_fade_line_index = top_fade_line_offset % (lines.size + 1);
|
||||||
|
size_t bottom_fade_line_index = bottom_fade_line_offset % (lines.size + 1);
|
||||||
|
/* Is line valid? */
|
||||||
|
if (top_fade_line_index < lines.size)
|
||||||
|
strlcpy(line_ticker->top_fade_str, lines.elems[top_fade_line_index].data, line_ticker->top_fade_str_len);
|
||||||
|
if (bottom_fade_line_index < lines.size)
|
||||||
|
strlcpy(line_ticker->bottom_fade_str, lines.elems[bottom_fade_line_index].data, line_ticker->bottom_fade_str_len);
|
||||||
|
}
|
||||||
|
|
||||||
|
success = true;
|
||||||
|
is_active = true;
|
||||||
|
p_anim->flags |= GFX_ANIM_FLAG_TICKER_IS_ACTIVE;
|
||||||
|
|
||||||
|
end:
|
||||||
|
|
||||||
|
if (wrapped_str)
|
||||||
|
{
|
||||||
|
free(wrapped_str);
|
||||||
|
wrapped_str = NULL;
|
||||||
|
}
|
||||||
|
|
||||||
|
string_list_deinitialize(&lines);
|
||||||
|
|
||||||
|
if (!success)
|
||||||
|
{
|
||||||
|
if (line_ticker->dst_str_len > 0)
|
||||||
|
line_ticker->dst_str[0] = '\0';
|
||||||
|
|
||||||
|
if (line_ticker->fade_enabled)
|
||||||
|
{
|
||||||
|
if (line_ticker->top_fade_str_len > 0)
|
||||||
|
line_ticker->top_fade_str[0] = '\0';
|
||||||
|
|
||||||
|
if (line_ticker->bottom_fade_str_len > 0)
|
||||||
|
line_ticker->bottom_fade_str[0] = '\0';
|
||||||
|
|
||||||
|
*line_ticker->top_fade_alpha = 0.0f;
|
||||||
|
*line_ticker->bottom_fade_alpha = 0.0f;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return is_active;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
static int xmb_draw_item(
|
static int xmb_draw_item(
|
||||||
struct menu_state *menu_st,
|
struct menu_state *menu_st,
|
||||||
void *userdata,
|
void *userdata,
|
||||||
@ -3974,7 +4552,7 @@ static int xmb_draw_item(
|
|||||||
line_ticker_smooth.bottom_fade_y_offset = &ticker_bottom_fade_y_offset;
|
line_ticker_smooth.bottom_fade_y_offset = &ticker_bottom_fade_y_offset;
|
||||||
line_ticker_smooth.bottom_fade_alpha = &ticker_bottom_fade_alpha;
|
line_ticker_smooth.bottom_fade_alpha = &ticker_bottom_fade_alpha;
|
||||||
|
|
||||||
gfx_animation_line_ticker_smooth(&line_ticker_smooth);
|
xmb_animation_line_ticker_smooth(p_anim, &line_ticker_smooth);
|
||||||
}
|
}
|
||||||
else
|
else
|
||||||
{
|
{
|
||||||
@ -3992,7 +4570,7 @@ static int xmb_draw_item(
|
|||||||
line_ticker.len = sizeof(entry_sublabel);
|
line_ticker.len = sizeof(entry_sublabel);
|
||||||
line_ticker.str = entry.sublabel;
|
line_ticker.str = entry.sublabel;
|
||||||
|
|
||||||
gfx_animation_line_ticker(&line_ticker);
|
xmb_animation_line_ticker(p_anim, &line_ticker);
|
||||||
}
|
}
|
||||||
|
|
||||||
label_offset = -xmb->margins_label_top;
|
label_offset = -xmb->margins_label_top;
|
||||||
|
|||||||
Loading…
x
Reference in New Issue
Block a user