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(gfx_display.c) Cleanups

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This commit is contained in:
twinaphex 2020-02-18 13:04:12 +01:00
parent 2ba45d0acb
commit 46cacfc60e
1 changed files with 28 additions and 73 deletions
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101
gfx/gfx_display.c
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@ -382,7 +382,8 @@ float gfx_display_get_dpi_scale(unsigned width, unsigned height)
(menu_scale_factor != last_menu_scale_factor) ||
(menu_driver_id != last_menu_driver_id))
{
adjusted_scale = gfx_display_get_adjusted_scale_internal(scale, menu_scale_factor, width);
adjusted_scale = gfx_display_get_adjusted_scale_internal(
scale, menu_scale_factor, width);
last_menu_scale_factor = menu_scale_factor;
last_menu_driver_id = menu_driver_id;
}
@ -401,16 +402,19 @@ float gfx_display_get_widget_dpi_scale(unsigned width, unsigned height)
static enum menu_driver_id_type last_menu_driver_id = MENU_DRIVER_ID_UNKNOWN;
static float adjusted_scale = 1.0f;
settings_t *settings = config_get_ptr();
bool gfx_widget_scale_auto = settings->bools.menu_widget_scale_auto;
float _menu_scale_factor = settings->floats.menu_scale_factor;
float menu_widget_scale_factor = settings->floats.menu_widget_scale_factor;
/* When using RGUI, settings->floats.menu_scale_factor
/* When using RGUI, _menu_scale_factor
* is ignored
* > If we are not using a widget scale factor override,
* just set menu_scale_factor to 1.0 */
float menu_scale_factor =
settings->bools.menu_widget_scale_auto ?
gfx_widget_scale_auto ?
((menu_driver_id == MENU_DRIVER_ID_RGUI) ?
1.0f : settings->floats.menu_scale_factor) :
settings->floats.menu_widget_scale_factor;
1.0f : _menu_scale_factor) :
menu_widget_scale_factor;
/* Scale is based on display metrics - these are a fixed
* hardware property. To minimise performance overheads
@ -433,7 +437,8 @@ float gfx_display_get_widget_dpi_scale(unsigned width, unsigned height)
(menu_scale_factor != last_menu_scale_factor) ||
(menu_driver_id != last_menu_driver_id))
{
adjusted_scale = gfx_display_get_adjusted_scale_internal(scale, menu_scale_factor, width);
adjusted_scale = gfx_display_get_adjusted_scale_internal(
scale, menu_scale_factor, width);
last_menu_scale_factor = menu_scale_factor;
last_menu_driver_id = menu_driver_id;
}
@ -452,71 +457,18 @@ float gfx_display_get_widget_pixel_scale(unsigned width, unsigned height)
static enum menu_driver_id_type last_menu_driver_id = MENU_DRIVER_ID_UNKNOWN;
static float adjusted_scale = 1.0f;
settings_t *settings = config_get_ptr();
float _menu_scale_factor = settings->floats.menu_scale_factor;
float menu_widget_scale_factor = settings->floats.menu_widget_scale_factor;
bool gfx_widget_scale_auto = settings->bools.menu_widget_scale_auto;
/* When using RGUI, settings->floats.menu_scale_factor
* is ignored
/* When using RGUI, _menu_scale_factor is ignored
* > If we are not using a widget scale factor override,
* just set menu_scale_factor to 1.0 */
float menu_scale_factor =
settings->bools.menu_widget_scale_auto ?
gfx_widget_scale_auto ?
((menu_driver_id == MENU_DRIVER_ID_RGUI) ?
1.0f : settings->floats.menu_scale_factor) :
settings->floats.menu_widget_scale_factor;
/* We need to perform a square root here, which
* can be slow on some platforms (not *slow*, but
* it involves enough work that it's worth trying
* to optimise). We therefore cache the pixel scale,
* and only update on first run or when the video
* size changes */
if (!scale_cached ||
(width != last_width) ||
(height != last_height))
{
/* Baseline reference is a 1080p display */
scale = (float)(
sqrt((double)((width * width) + (height * height))) /
DIAGONAL_PIXELS_1080P);
scale_cached = true;
scale_updated = true;
last_width = width;
last_height = height;
}
/* Adjusted scale calculation may also be slow, so
* only update if something changes */
if (scale_updated ||
(menu_scale_factor != last_menu_scale_factor) ||
(menu_driver_id != last_menu_driver_id))
{
adjusted_scale = gfx_display_get_adjusted_scale_internal(scale, menu_scale_factor, width);
last_menu_scale_factor = menu_scale_factor;
last_menu_driver_id = menu_driver_id;
}
return adjusted_scale;
}
/* Ugh... Since we must now have independent scale
* factors for menus and widgets, and most of the internal
* scaling variables are cached/static, a huge amount of
* code duplication is required for the pixel_scale and
* dpi_scale functions. A necessary evil, I suppose... */
#if 0
static float gfx_display_get_pixel_scale(unsigned width, unsigned height)
{
static unsigned last_width = 0;
static unsigned last_height = 0;
static float scale = 0.0f;
static bool scale_cached = false;
bool scale_updated = false;
static float last_menu_scale_factor = 0.0f;
static enum menu_driver_id_type last_menu_driver_id = MENU_DRIVER_ID_UNKNOWN;
static float adjusted_scale = 1.0f;
settings_t *settings = config_get_ptr();
float menu_scale_factor = settings->floats.menu_scale_factor;
1.0f : _menu_scale_factor) :
menu_widget_scale_factor;
/* We need to perform a square root here, which
* can be slow on some platforms (not *slow*, but
@ -553,8 +505,6 @@ static float gfx_display_get_pixel_scale(unsigned width, unsigned height)
return adjusted_scale;
}
#endif
/* Check if the current menu driver is compatible
* with your video driver. */
@ -661,7 +611,8 @@ void gfx_display_blend_end(video_frame_info_t *video_info)
}
/* Begin scissoring operation */
void gfx_display_scissor_begin(video_frame_info_t *video_info, int x, int y, unsigned width, unsigned height)
void gfx_display_scissor_begin(video_frame_info_t *video_info,
int x, int y, unsigned width, unsigned height)
{
if (menu_disp && menu_disp->scissor_begin)
{
@ -811,7 +762,8 @@ void gfx_display_draw_bg(gfx_display_ctx_draw_t *draw,
draw->texture = gfx_display_white_texture;
if (menu_disp && menu_disp->get_default_mvp)
draw->matrix_data = (math_matrix_4x4*)menu_disp->get_default_mvp(video_info);
draw->matrix_data = (math_matrix_4x4*)menu_disp->get_default_mvp(
video_info);
}
void gfx_display_draw_gradient(gfx_display_ctx_draw_t *draw,
@ -965,7 +917,8 @@ void gfx_display_draw_texture_slice(
unsigned i;
float V_BL[2], V_BR[2], V_TL[2], V_TR[2], T_BL[2], T_BR[2], T_TL[2], T_TR[2];
/* need space for the coordinates of two triangles in a strip, so 8 vertices */
/* need space for the coordinates of two triangles in a strip,
* so 8 vertices */
float *tex_coord = (float*)malloc(8 * sizeof(float));
float *vert_coord = (float*)malloc(8 * sizeof(float));
float *colors = (float*)malloc(16 * sizeof(float));
@ -978,8 +931,10 @@ void gfx_display_draw_texture_slice(
float tex_hoff = offset / (float)h;
/* the width/height of the middle sections of both the scaled and original image */
float vert_scaled_mid_width = (new_w - (offset * scale_factor * 2)) / (float)width;
float vert_scaled_mid_height = (new_h - (offset * scale_factor * 2)) / (float)height;
float vert_scaled_mid_width = (new_w - (offset * scale_factor * 2))
/ (float)width;
float vert_scaled_mid_height = (new_h - (offset * scale_factor * 2))
/ (float)height;
float tex_mid_width = (w - (offset * 2)) / (float)w;
float tex_mid_height = (h - (offset * 2)) / (float)h;