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(gfx_animation) Simplify code

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This commit is contained in:
twinaphex 2021-01-16 20:13:06 +01:00
parent 9118b391eb
commit 0946d06e82
1 changed files with 23 additions and 16 deletions
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39
gfx/gfx_animation.c
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@ -365,8 +365,10 @@ static unsigned get_ticker_smooth_generic_scroll_offset(
/* 'Fixed width' font version of ticker_smooth_scan_characters() */
static void ticker_smooth_scan_string_fw(
size_t num_chars, unsigned glyph_width, unsigned field_width, unsigned scroll_offset,
unsigned *char_offset, unsigned *num_chars_to_copy, unsigned *x_offset)
size_t num_chars, unsigned glyph_width,
unsigned field_width, unsigned scroll_offset,
unsigned *char_offset, unsigned *num_chars_to_copy,
unsigned *x_offset)
{
unsigned chars_remaining = 0;
@ -384,13 +386,15 @@ static void ticker_smooth_scan_string_fw(
/* Determine number of characters remaining in
* string once offset has been subtracted */
chars_remaining = (*char_offset >= num_chars) ? 0 : num_chars - *char_offset;
if (*char_offset < num_chars)
chars_remaining = num_chars - *char_offset;
/* Determine number of characters to copy */
if ((chars_remaining > 0) && (field_width > *x_offset))
{
*num_chars_to_copy = (field_width - *x_offset) / glyph_width;
*num_chars_to_copy = (*num_chars_to_copy > chars_remaining) ? chars_remaining : *num_chars_to_copy;
if (*num_chars_to_copy > chars_remaining)
*num_chars_to_copy = chars_remaining;
}
}
@ -482,8 +486,6 @@ static void gfx_animation_ticker_smooth_loop_fw(uint64_t idx,
/* Check whether we've passed the end of string 1 */
if (phase > str_width)
scroll_offset = phase - str_width;
else
scroll_offset = 0;
ticker_smooth_scan_string_fw(
num_spacer_chars, glyph_width, remaining_width, scroll_offset,
@ -513,9 +515,11 @@ static void gfx_animation_ticker_smooth_loop_fw(uint64_t idx,
}
static void ticker_smooth_scan_characters(
const unsigned *char_widths, size_t num_chars, unsigned field_width, unsigned scroll_offset,
unsigned *char_offset, unsigned *num_chars_to_copy, unsigned *x_offset,
unsigned *str_width, unsigned *display_width)
const unsigned *char_widths, size_t num_chars,
unsigned field_width, unsigned scroll_offset,
unsigned *char_offset, unsigned *num_chars_to_copy,
unsigned *x_offset, unsigned *str_width,
unsigned *display_width)
{
unsigned i;
unsigned text_width = 0;
@ -588,8 +592,10 @@ static void ticker_smooth_scan_characters(
}
static void gfx_animation_ticker_smooth_generic(uint64_t idx,
const unsigned *char_widths, size_t num_chars, unsigned str_width, unsigned field_width,
unsigned *char_offset, unsigned *num_chars_to_copy, unsigned *x_offset, unsigned *dst_str_width)
const unsigned *char_widths, size_t num_chars,
unsigned str_width, unsigned field_width,
unsigned *char_offset, unsigned *num_chars_to_copy,
unsigned *x_offset, unsigned *dst_str_width)
{
unsigned scroll_offset = get_ticker_smooth_generic_scroll_offset(
idx, str_width, field_width);
@ -678,8 +684,6 @@ static void gfx_animation_ticker_smooth_loop(uint64_t idx,
/* Check whether we've passed the end of string 1 */
if (phase > str_width)
scroll_offset = phase - str_width;
else
scroll_offset = 0;
ticker_smooth_scan_characters(
spacer_widths, num_spacer_chars, remaining_width, scroll_offset,
@ -831,10 +835,13 @@ static void set_line_smooth_fade_parameters_default(
static void gfx_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,
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 *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)
{
/* Mean human reading speed for all western languages,
* characters per minute */