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Move more code over from retroarch.c to input_driver.c

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This commit is contained in:
twinaphex 2021-09-07 13:08:31 +02:00
parent 67defbcf26
commit 276b4fd72c
4 changed files with 635 additions and 594 deletions
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536
input/input_driver.c
View File

@ -17,7 +17,9 @@
* with RetroArch. If not, see <http://www.gnu.org/licenses/>.
**/
#include <math.h>
#include <string/stdstring.h>
#include <clamping.h>
#include "input_driver.h"
@ -925,4 +927,538 @@ bool input_overlay_add_inputs(input_overlay_t *ol,
return button_pressed;
}
/**
* inside_hitbox:
* @desc : Overlay descriptor handle.
* @x : X coordinate value.
* @y : Y coordinate value.
*
* Check whether the given @x and @y coordinates of the overlay
* descriptor @desc is inside the overlay descriptor's hitbox.
*
* Returns: true (1) if X, Y coordinates are inside a hitbox,
* otherwise false (0).
**/
static bool inside_hitbox(const struct overlay_desc *desc, float x, float y)
{
if (!desc)
return false;
switch (desc->hitbox)
{
case OVERLAY_HITBOX_RADIAL:
{
/* Ellipsis. */
float x_dist = (x - desc->x_shift) / desc->range_x_mod;
float y_dist = (y - desc->y_shift) / desc->range_y_mod;
float sq_dist = x_dist * x_dist + y_dist * y_dist;
return (sq_dist <= 1.0f);
}
case OVERLAY_HITBOX_RECT:
return
(fabs(x - desc->x_shift) <= desc->range_x_mod) &&
(fabs(y - desc->y_shift) <= desc->range_y_mod);
}
return false;
}
/**
* input_overlay_poll:
* @out : Polled output data.
* @norm_x : Normalized X coordinate.
* @norm_y : Normalized Y coordinate.
*
* Polls input overlay.
*
* @norm_x and @norm_y are the result of
* input_translate_coord_viewport().
**/
void input_overlay_poll(
input_overlay_t *ol,
input_overlay_state_t *out,
int16_t norm_x, int16_t norm_y, float touch_scale)
{
size_t i;
/* norm_x and norm_y is in [-0x7fff, 0x7fff] range,
* like RETRO_DEVICE_POINTER. */
float x = (float)(norm_x + 0x7fff) / 0xffff;
float y = (float)(norm_y + 0x7fff) / 0xffff;
x -= ol->active->mod_x;
y -= ol->active->mod_y;
x /= ol->active->mod_w;
y /= ol->active->mod_h;
x *= touch_scale;
y *= touch_scale;
for (i = 0; i < ol->active->size; i++)
{
float x_dist, y_dist;
unsigned int base = 0;
struct overlay_desc *desc = &ol->active->descs[i];
if (!inside_hitbox(desc, x, y))
continue;
desc->updated = true;
x_dist = x - desc->x_shift;
y_dist = y - desc->y_shift;
switch (desc->type)
{
case OVERLAY_TYPE_BUTTONS:
bits_or_bits(out->buttons.data,
desc->button_mask.data,
ARRAY_SIZE(desc->button_mask.data));
if (BIT256_GET(desc->button_mask, RARCH_OVERLAY_NEXT))
ol->next_index = desc->next_index;
break;
case OVERLAY_TYPE_KEYBOARD:
if (desc->retro_key_idx < RETROK_LAST)
OVERLAY_SET_KEY(out, desc->retro_key_idx);
break;
case OVERLAY_TYPE_ANALOG_RIGHT:
base = 2;
/* fall-through */
default:
{
float x_val = x_dist / desc->range_x;
float y_val = y_dist / desc->range_y;
float x_val_sat = x_val / desc->analog_saturate_pct;
float y_val_sat = y_val / desc->analog_saturate_pct;
out->analog[base + 0] = clamp_float(x_val_sat, -1.0f, 1.0f)
* 32767.0f;
out->analog[base + 1] = clamp_float(y_val_sat, -1.0f, 1.0f)
* 32767.0f;
}
break;
}
if (desc->movable)
{
desc->delta_x = clamp_float(x_dist, -desc->range_x, desc->range_x)
* ol->active->mod_w;
desc->delta_y = clamp_float(y_dist, -desc->range_y, desc->range_y)
* ol->active->mod_h;
}
}
if (!bits_any_set(out->buttons.data, ARRAY_SIZE(out->buttons.data)))
ol->blocked = false;
else if (ol->blocked)
memset(out, 0, sizeof(*out));
}
/**
* input_overlay_update_desc_geom:
* @ol : overlay handle.
* @desc : overlay descriptors handle.
*
* Update input overlay descriptors' vertex geometry.
**/
static void input_overlay_update_desc_geom(input_overlay_t *ol,
struct overlay_desc *desc)
{
if (!desc->image.pixels || !desc->movable)
return;
if (ol->iface->vertex_geom)
ol->iface->vertex_geom(ol->iface_data, desc->image_index,
desc->mod_x + desc->delta_x, desc->mod_y + desc->delta_y,
desc->mod_w, desc->mod_h);
desc->delta_x = 0.0f;
desc->delta_y = 0.0f;
}
void input_overlay_post_poll(
enum overlay_visibility *visibility,
input_overlay_t *ol,
bool show_input, float opacity)
{
size_t i;
input_overlay_set_alpha_mod(visibility, ol, opacity);
for (i = 0; i < ol->active->size; i++)
{
struct overlay_desc *desc = &ol->active->descs[i];
desc->range_x_mod = desc->range_x;
desc->range_y_mod = desc->range_y;
if (desc->updated)
{
/* If pressed this frame, change the hitbox. */
desc->range_x_mod *= desc->range_mod;
desc->range_y_mod *= desc->range_mod;
if (show_input && desc->image.pixels)
{
if (ol->iface->set_alpha)
ol->iface->set_alpha(ol->iface_data, desc->image_index,
desc->alpha_mod * opacity);
}
}
input_overlay_update_desc_geom(ol, desc);
desc->updated = false;
}
}
/**
* input_overlay_set_scale_factor:
* @ol : Overlay handle.
* @layout_desc : Scale + offset factors.
*
* Scales the overlay and applies any aspect ratio/
* offset factors.
**/
void input_overlay_set_scale_factor(
input_overlay_t *ol, const overlay_layout_desc_t *layout_desc,
unsigned video_driver_width,
unsigned video_driver_height
)
{
size_t i;
float display_aspect_ratio = 0.0f;
if (!ol || !layout_desc)
return;
if (video_driver_height > 0)
display_aspect_ratio = (float)video_driver_width /
(float)video_driver_height;
for (i = 0; i < ol->size; i++)
{
struct overlay *current_overlay = &ol->overlays[i];
overlay_layout_t overlay_layout;
input_overlay_parse_layout(current_overlay,
layout_desc, display_aspect_ratio, &overlay_layout);
input_overlay_scale(current_overlay, &overlay_layout);
}
input_overlay_set_vertex_geom(ol);
}
void input_overlay_scale(struct overlay *ol,
const overlay_layout_t *layout)
{
size_t i;
ol->mod_w = ol->w * layout->x_scale;
ol->mod_h = ol->h * layout->y_scale;
ol->mod_x = (ol->center_x + (ol->x - ol->center_x) *
layout->x_scale) + layout->x_offset;
ol->mod_y = (ol->center_y + (ol->y - ol->center_y) *
layout->y_scale) + layout->y_offset;
for (i = 0; i < ol->size; i++)
{
struct overlay_desc *desc = &ol->descs[i];
float x_shift_offset = 0.0f;
float y_shift_offset = 0.0f;
float scale_w;
float scale_h;
float adj_center_x;
float adj_center_y;
/* Apply 'x separation' factor */
if (desc->x < (0.5f - 0.0001f))
x_shift_offset = layout->x_separation * -1.0f;
else if (desc->x > (0.5f + 0.0001f))
x_shift_offset = layout->x_separation;
desc->x_shift = desc->x + x_shift_offset;
/* Apply 'y separation' factor */
if (desc->y < (0.5f - 0.0001f))
y_shift_offset = layout->y_separation * -1.0f;
else if (desc->y > (0.5f + 0.0001f))
y_shift_offset = layout->y_separation;
desc->y_shift = desc->y + y_shift_offset;
scale_w = ol->mod_w * desc->range_x;
scale_h = ol->mod_h * desc->range_y;
adj_center_x = ol->mod_x + desc->x_shift * ol->mod_w;
adj_center_y = ol->mod_y + desc->y_shift * ol->mod_h;
desc->mod_w = 2.0f * scale_w;
desc->mod_h = 2.0f * scale_h;
desc->mod_x = adj_center_x - scale_w;
desc->mod_y = adj_center_y - scale_h;
}
}
void input_overlay_parse_layout(
const struct overlay *ol,
const overlay_layout_desc_t *layout_desc,
float display_aspect_ratio,
overlay_layout_t *overlay_layout)
{
/* Set default values */
overlay_layout->x_scale = 1.0f;
overlay_layout->y_scale = 1.0f;
overlay_layout->x_separation = 0.0f;
overlay_layout->y_separation = 0.0f;
overlay_layout->x_offset = 0.0f;
overlay_layout->y_offset = 0.0f;
/* Perform auto-scaling, if required */
if (layout_desc->auto_scale)
{
/* Sanity check - if scaling is blocked,
* or aspect ratios are invalid, then we
* can do nothing */
if (ol->block_scale ||
(ol->aspect_ratio <= 0.0f) ||
(display_aspect_ratio <= 0.0f))
return;
/* If display is wider than overlay,
* reduce width */
if (display_aspect_ratio >
ol->aspect_ratio)
{
overlay_layout->x_scale = ol->aspect_ratio /
display_aspect_ratio;
if (overlay_layout->x_scale <= 0.0f)
{
overlay_layout->x_scale = 1.0f;
return;
}
/* If X separation is permitted, move elements
* horizontally towards the edges of the screen */
if (!ol->block_x_separation)
overlay_layout->x_separation = ((1.0f / overlay_layout->x_scale) - 1.0f) * 0.5f;
}
/* If display is taller than overlay,
* reduce height */
else
{
overlay_layout->y_scale = display_aspect_ratio /
ol->aspect_ratio;
if (overlay_layout->y_scale <= 0.0f)
{
overlay_layout->y_scale = 1.0f;
return;
}
/* If Y separation is permitted and display has
* a *landscape* orientation, move elements
* vertically towards the edges of the screen
* > Portrait overlays typically have all elements
* below the centre line, so Y separation
* provides no real benefit */
if ((display_aspect_ratio > 1.0f) &&
!ol->block_y_separation)
overlay_layout->y_separation = ((1.0f / overlay_layout->y_scale) - 1.0f) * 0.5f;
}
return;
}
/* Regular 'manual' scaling/position adjustment
* > Landscape display orientations */
if (display_aspect_ratio > 1.0f)
{
float scale = layout_desc->scale_landscape;
float aspect_adjust = layout_desc->aspect_adjust_landscape;
/* Note: Y offsets have their sign inverted,
* since from a usability perspective positive
* values should move the overlay upwards */
overlay_layout->x_offset = layout_desc->x_offset_landscape;
overlay_layout->y_offset = layout_desc->y_offset_landscape * -1.0f;
if (!ol->block_x_separation)
overlay_layout->x_separation = layout_desc->x_separation_landscape;
if (!ol->block_y_separation)
overlay_layout->y_separation = layout_desc->y_separation_landscape;
if (!ol->block_scale)
{
/* In landscape orientations, aspect correction
* adjusts the overlay width */
overlay_layout->x_scale = (aspect_adjust >= 0.0f) ?
(scale * (aspect_adjust + 1.0f)) :
(scale / ((aspect_adjust * -1.0f) + 1.0f));
overlay_layout->y_scale = scale;
}
}
/* > Portrait display orientations */
else
{
float scale = layout_desc->scale_portrait;
float aspect_adjust = layout_desc->aspect_adjust_portrait;
overlay_layout->x_offset = layout_desc->x_offset_portrait;
overlay_layout->y_offset = layout_desc->y_offset_portrait * -1.0f;
if (!ol->block_x_separation)
overlay_layout->x_separation = layout_desc->x_separation_portrait;
if (!ol->block_y_separation)
overlay_layout->y_separation = layout_desc->y_separation_portrait;
if (!ol->block_scale)
{
/* In portrait orientations, aspect correction
* adjusts the overlay height */
overlay_layout->x_scale = scale;
overlay_layout->y_scale = (aspect_adjust >= 0.0f) ?
(scale * (aspect_adjust + 1.0f)) :
(scale / ((aspect_adjust * -1.0f) + 1.0f));
}
}
}
void input_overlay_set_vertex_geom(input_overlay_t *ol)
{
size_t i;
if (ol->active->image.pixels)
ol->iface->vertex_geom(ol->iface_data, 0,
ol->active->mod_x, ol->active->mod_y,
ol->active->mod_w, ol->active->mod_h);
if (ol->iface->vertex_geom)
for (i = 0; i < ol->active->size; i++)
{
struct overlay_desc *desc = &ol->active->descs[i];
if (!desc->image.pixels)
continue;
ol->iface->vertex_geom(ol->iface_data, desc->image_index,
desc->mod_x, desc->mod_y, desc->mod_w, desc->mod_h);
}
}
void input_overlay_load_active(
enum overlay_visibility *visibility,
input_overlay_t *ol, float opacity)
{
if (ol->iface->load)
ol->iface->load(ol->iface_data, ol->active->load_images,
ol->active->load_images_size);
input_overlay_set_alpha_mod(visibility, ol, opacity);
input_overlay_set_vertex_geom(ol);
if (ol->iface->full_screen)
ol->iface->full_screen(ol->iface_data, ol->active->full_screen);
}
void input_overlay_poll_clear(
enum overlay_visibility *visibility,
input_overlay_t *ol, float opacity)
{
size_t i;
ol->blocked = false;
input_overlay_set_alpha_mod(visibility, ol, opacity);
for (i = 0; i < ol->active->size; i++)
{
struct overlay_desc *desc = &ol->active->descs[i];
desc->range_x_mod = desc->range_x;
desc->range_y_mod = desc->range_y;
desc->updated = false;
desc->delta_x = 0.0f;
desc->delta_y = 0.0f;
input_overlay_update_desc_geom(ol, desc);
}
}
void input_overlay_set_alpha_mod(
enum overlay_visibility *visibility,
input_overlay_t *ol, float mod)
{
unsigned i;
if (!ol)
return;
for (i = 0; i < ol->active->load_images_size; i++)
{
if (input_overlay_get_visibility(visibility, i)
== OVERLAY_VISIBILITY_HIDDEN)
ol->iface->set_alpha(ol->iface_data, i, 0.0);
else
ol->iface->set_alpha(ol->iface_data, i, mod);
}
}
enum overlay_visibility input_overlay_get_visibility(
enum overlay_visibility *visibility,
int overlay_idx)
{
if (!visibility)
return OVERLAY_VISIBILITY_DEFAULT;
if ((overlay_idx < 0) || (overlay_idx >= MAX_VISIBILITY))
return OVERLAY_VISIBILITY_DEFAULT;
return visibility[overlay_idx];
}
void input_overlay_free_overlays(input_overlay_t *ol)
{
size_t i;
if (!ol || !ol->overlays)
return;
for (i = 0; i < ol->size; i++)
input_overlay_free_overlay(&ol->overlays[i]);
free(ol->overlays);
ol->overlays = NULL;
}
void input_overlay_free_overlay(struct overlay *overlay)
{
size_t i;
if (!overlay)
return;
for (i = 0; i < overlay->size; i++)
image_texture_free(&overlay->descs[i].image);
if (overlay->load_images)
free(overlay->load_images);
overlay->load_images = NULL;
if (overlay->descs)
free(overlay->descs);
overlay->descs = NULL;
image_texture_free(&overlay->image);
}
void input_overlay_free(input_overlay_t *ol)
{
if (!ol)
return;
input_overlay_free_overlays(ol);
if (ol->iface->enable)
ol->iface->enable(ol->iface_data, false);
free(ol);
}
#endif

90
input/input_overlay.h
View File

@ -316,6 +316,96 @@ bool input_overlay_add_inputs_inner(overlay_desc_t *desc,
bool input_overlay_add_inputs(input_overlay_t *ol,
bool show_touched, unsigned port);
void input_overlay_poll(
input_overlay_t *ol,
input_overlay_state_t *out,
int16_t norm_x, int16_t norm_y, float touch_scale);
/**
* input_overlay_poll_clear:
* @ol : overlay handle
*
* Call when there is nothing to poll. Allows overlay to
* clear certain state.
**/
void input_overlay_poll_clear(
enum overlay_visibility *visibility,
input_overlay_t *ol, float opacity);
/**
* input_overlay_post_poll:
*
* Called after all the input_overlay_poll() calls to
* update the range modifiers for pressed/unpressed regions
* and alpha mods.
**/
void input_overlay_post_poll(
enum overlay_visibility *visibility,
input_overlay_t *ol,
bool show_input, float opacity);
void input_overlay_load_active(
enum overlay_visibility *visibility,
input_overlay_t *ol, float opacity);
void input_overlay_parse_layout(
const struct overlay *ol,
const overlay_layout_desc_t *layout_desc,
float display_aspect_ratio,
overlay_layout_t *overlay_layout);
void input_overlay_set_vertex_geom(input_overlay_t *ol);
void input_overlay_free_overlays(input_overlay_t *ol);
/**
* input_overlay_scale:
* @ol : Overlay handle.
* @layout : Scale + offset factors.
*
* Scales the overlay and all its associated descriptors
* and applies any aspect ratio/offset factors.
**/
void input_overlay_scale(struct overlay *ol,
const overlay_layout_t *layout);
/**
* input_overlay_set_scale_factor:
* @ol : Overlay handle.
* @layout_desc : Scale + offset factors.
*
* Scales the overlay and applies any aspect ratio/
* offset factors.
**/
void input_overlay_set_scale_factor(
input_overlay_t *ol, const overlay_layout_desc_t *layout_desc,
unsigned video_driver_width,
unsigned video_driver_height);
/**
* input_overlay_set_alpha_mod:
* @ol : Overlay handle.
* @mod : New modulating factor to apply.
*
* Sets a modulating factor for alpha channel. Default is 1.0.
* The alpha factor is applied for all overlays.
**/
void input_overlay_set_alpha_mod(
enum overlay_visibility *visibility,
input_overlay_t *ol, float mod);
enum overlay_visibility input_overlay_get_visibility(
enum overlay_visibility *visibility,
int overlay_idx);
/**
* input_overlay_free:
* @ol : Overlay handle.
*
* Frees overlay handle.
**/
void input_overlay_free(input_overlay_t *ol);
RETRO_END_DECLS
#endif

596
retroarch.c
View File

@ -12334,7 +12334,7 @@ bool command_event(enum event_command cmd, void *data)
p_rarch->overlay_ptr->active = &p_rarch->overlay_ptr->overlays[
p_rarch->overlay_ptr->index];
input_overlay_load_active(p_rarch,
input_overlay_load_active(p_rarch->overlay_visibility,
p_rarch->overlay_ptr, input_overlay_opacity);
p_rarch->overlay_ptr->blocked = true;
@ -12609,7 +12609,8 @@ bool command_event(enum event_command cmd, void *data)
layout_desc.touch_scale = (float)settings->uints.input_touch_scale;
layout_desc.auto_scale = settings->bools.input_overlay_auto_scale;
input_overlay_set_scale_factor(p_rarch, p_rarch->overlay_ptr, &layout_desc);
input_overlay_set_scale_factor(p_rarch->overlay_ptr, &layout_desc,
p_rarch->video_driver_width, p_rarch->video_driver_height);
}
#endif
break;
@ -12619,7 +12620,7 @@ bool command_event(enum event_command cmd, void *data)
#ifdef HAVE_OVERLAY
{
float input_overlay_opacity = settings->floats.input_overlay_opacity;
input_overlay_set_alpha_mod(p_rarch,
input_overlay_set_alpha_mod(p_rarch->overlay_visibility,
p_rarch->overlay_ptr, input_overlay_opacity);
}
#endif
@ -18631,342 +18632,6 @@ static bool bsv_movie_check(struct rarch_state *p_rarch,
static bool video_driver_overlay_interface(
const video_overlay_interface_t **iface);
static void input_overlay_parse_layout(
const struct overlay *ol,
const overlay_layout_desc_t *layout_desc,
float display_aspect_ratio,
overlay_layout_t *overlay_layout)
{
/* Set default values */
overlay_layout->x_scale = 1.0f;
overlay_layout->y_scale = 1.0f;
overlay_layout->x_separation = 0.0f;
overlay_layout->y_separation = 0.0f;
overlay_layout->x_offset = 0.0f;
overlay_layout->y_offset = 0.0f;
/* Perform auto-scaling, if required */
if (layout_desc->auto_scale)
{
/* Sanity check - if scaling is blocked,
* or aspect ratios are invalid, then we
* can do nothing */
if (ol->block_scale ||
(ol->aspect_ratio <= 0.0f) ||
(display_aspect_ratio <= 0.0f))
return;
/* If display is wider than overlay,
* reduce width */
if (display_aspect_ratio >
ol->aspect_ratio)
{
overlay_layout->x_scale = ol->aspect_ratio /
display_aspect_ratio;
if (overlay_layout->x_scale <= 0.0f)
{
overlay_layout->x_scale = 1.0f;
return;
}
/* If X separation is permitted, move elements
* horizontally towards the edges of the screen */
if (!ol->block_x_separation)
overlay_layout->x_separation = ((1.0f / overlay_layout->x_scale) - 1.0f) * 0.5f;
}
/* If display is taller than overlay,
* reduce height */
else
{
overlay_layout->y_scale = display_aspect_ratio /
ol->aspect_ratio;
if (overlay_layout->y_scale <= 0.0f)
{
overlay_layout->y_scale = 1.0f;
return;
}
/* If Y separation is permitted and display has
* a *landscape* orientation, move elements
* vertically towards the edges of the screen
* > Portrait overlays typically have all elements
* below the centre line, so Y separation
* provides no real benefit */
if ((display_aspect_ratio > 1.0f) &&
!ol->block_y_separation)
overlay_layout->y_separation = ((1.0f / overlay_layout->y_scale) - 1.0f) * 0.5f;
}
return;
}
/* Regular 'manual' scaling/position adjustment
* > Landscape display orientations */
if (display_aspect_ratio > 1.0f)
{
float scale = layout_desc->scale_landscape;
float aspect_adjust = layout_desc->aspect_adjust_landscape;
/* Note: Y offsets have their sign inverted,
* since from a usability perspective positive
* values should move the overlay upwards */
overlay_layout->x_offset = layout_desc->x_offset_landscape;
overlay_layout->y_offset = layout_desc->y_offset_landscape * -1.0f;
if (!ol->block_x_separation)
overlay_layout->x_separation = layout_desc->x_separation_landscape;
if (!ol->block_y_separation)
overlay_layout->y_separation = layout_desc->y_separation_landscape;
if (!ol->block_scale)
{
/* In landscape orientations, aspect correction
* adjusts the overlay width */
overlay_layout->x_scale = (aspect_adjust >= 0.0f) ?
(scale * (aspect_adjust + 1.0f)) :
(scale / ((aspect_adjust * -1.0f) + 1.0f));
overlay_layout->y_scale = scale;
}
}
/* > Portrait display orientations */
else
{
float scale = layout_desc->scale_portrait;
float aspect_adjust = layout_desc->aspect_adjust_portrait;
overlay_layout->x_offset = layout_desc->x_offset_portrait;
overlay_layout->y_offset = layout_desc->y_offset_portrait * -1.0f;
if (!ol->block_x_separation)
overlay_layout->x_separation = layout_desc->x_separation_portrait;
if (!ol->block_y_separation)
overlay_layout->y_separation = layout_desc->y_separation_portrait;
if (!ol->block_scale)
{
/* In portrait orientations, aspect correction
* adjusts the overlay height */
overlay_layout->x_scale = scale;
overlay_layout->y_scale = (aspect_adjust >= 0.0f) ?
(scale * (aspect_adjust + 1.0f)) :
(scale / ((aspect_adjust * -1.0f) + 1.0f));
}
}
}
/**
* input_overlay_scale:
* @ol : Overlay handle.
* @layout : Scale + offset factors.
*
* Scales the overlay and all its associated descriptors
* and applies any aspect ratio/offset factors.
**/
static void input_overlay_scale(struct overlay *ol,
const overlay_layout_t *layout)
{
size_t i;
ol->mod_w = ol->w * layout->x_scale;
ol->mod_h = ol->h * layout->y_scale;
ol->mod_x = (ol->center_x + (ol->x - ol->center_x) *
layout->x_scale) + layout->x_offset;
ol->mod_y = (ol->center_y + (ol->y - ol->center_y) *
layout->y_scale) + layout->y_offset;
for (i = 0; i < ol->size; i++)
{
struct overlay_desc *desc = &ol->descs[i];
float x_shift_offset = 0.0f;
float y_shift_offset = 0.0f;
float scale_w;
float scale_h;
float adj_center_x;
float adj_center_y;
/* Apply 'x separation' factor */
if (desc->x < (0.5f - 0.0001f))
x_shift_offset = layout->x_separation * -1.0f;
else if (desc->x > (0.5f + 0.0001f))
x_shift_offset = layout->x_separation;
desc->x_shift = desc->x + x_shift_offset;
/* Apply 'y separation' factor */
if (desc->y < (0.5f - 0.0001f))
y_shift_offset = layout->y_separation * -1.0f;
else if (desc->y > (0.5f + 0.0001f))
y_shift_offset = layout->y_separation;
desc->y_shift = desc->y + y_shift_offset;
scale_w = ol->mod_w * desc->range_x;
scale_h = ol->mod_h * desc->range_y;
adj_center_x = ol->mod_x + desc->x_shift * ol->mod_w;
adj_center_y = ol->mod_y + desc->y_shift * ol->mod_h;
desc->mod_w = 2.0f * scale_w;
desc->mod_h = 2.0f * scale_h;
desc->mod_x = adj_center_x - scale_w;
desc->mod_y = adj_center_y - scale_h;
}
}
static void input_overlay_set_vertex_geom(input_overlay_t *ol)
{
size_t i;
if (ol->active->image.pixels)
ol->iface->vertex_geom(ol->iface_data, 0,
ol->active->mod_x, ol->active->mod_y,
ol->active->mod_w, ol->active->mod_h);
if (ol->iface->vertex_geom)
for (i = 0; i < ol->active->size; i++)
{
struct overlay_desc *desc = &ol->active->descs[i];
if (!desc->image.pixels)
continue;
ol->iface->vertex_geom(ol->iface_data, desc->image_index,
desc->mod_x, desc->mod_y, desc->mod_w, desc->mod_h);
}
}
/**
* input_overlay_set_scale_factor:
* @ol : Overlay handle.
* @layout_desc : Scale + offset factors.
*
* Scales the overlay and applies any aspect ratio/
* offset factors.
**/
static void input_overlay_set_scale_factor(struct rarch_state *p_rarch,
input_overlay_t *ol, const overlay_layout_desc_t *layout_desc)
{
float display_aspect_ratio = 0.0f;
size_t i;
if (!ol || !layout_desc)
return;
if (p_rarch->video_driver_height > 0)
display_aspect_ratio = (float)p_rarch->video_driver_width /
(float)p_rarch->video_driver_height;
for (i = 0; i < ol->size; i++)
{
struct overlay *current_overlay = &ol->overlays[i];
overlay_layout_t overlay_layout;
input_overlay_parse_layout(current_overlay,
layout_desc, display_aspect_ratio, &overlay_layout);
input_overlay_scale(current_overlay, &overlay_layout);
}
input_overlay_set_vertex_geom(ol);
}
void input_overlay_free_overlay(struct overlay *overlay)
{
size_t i;
if (!overlay)
return;
for (i = 0; i < overlay->size; i++)
image_texture_free(&overlay->descs[i].image);
if (overlay->load_images)
free(overlay->load_images);
overlay->load_images = NULL;
if (overlay->descs)
free(overlay->descs);
overlay->descs = NULL;
image_texture_free(&overlay->image);
}
static void input_overlay_free_overlays(input_overlay_t *ol)
{
size_t i;
if (!ol || !ol->overlays)
return;
for (i = 0; i < ol->size; i++)
input_overlay_free_overlay(&ol->overlays[i]);
free(ol->overlays);
ol->overlays = NULL;
}
static enum overlay_visibility input_overlay_get_visibility(
struct rarch_state *p_rarch,
int overlay_idx)
{
enum overlay_visibility *visibility = p_rarch->overlay_visibility;
if (!visibility)
return OVERLAY_VISIBILITY_DEFAULT;
if ((overlay_idx < 0) || (overlay_idx >= MAX_VISIBILITY))
return OVERLAY_VISIBILITY_DEFAULT;
return visibility[overlay_idx];
}
static bool input_overlay_is_hidden(
struct rarch_state *p_rarch,
int overlay_idx)
{
return (input_overlay_get_visibility(p_rarch, overlay_idx)
== OVERLAY_VISIBILITY_HIDDEN);
}
/**
* input_overlay_set_alpha_mod:
* @ol : Overlay handle.
* @mod : New modulating factor to apply.
*
* Sets a modulating factor for alpha channel. Default is 1.0.
* The alpha factor is applied for all overlays.
**/
static void input_overlay_set_alpha_mod(
struct rarch_state *p_rarch,
input_overlay_t *ol, float mod)
{
unsigned i;
if (!ol)
return;
for (i = 0; i < ol->active->load_images_size; i++)
{
if (input_overlay_is_hidden(p_rarch, i))
ol->iface->set_alpha(ol->iface_data, i, 0.0);
else
ol->iface->set_alpha(ol->iface_data, i, mod);
}
}
static void input_overlay_load_active(
struct rarch_state *p_rarch,
input_overlay_t *ol, float opacity)
{
if (ol->iface->load)
ol->iface->load(ol->iface_data, ol->active->load_images,
ol->active->load_images_size);
input_overlay_set_alpha_mod(p_rarch, ol, opacity);
input_overlay_set_vertex_geom(ol);
if (ol->iface->full_screen)
ol->iface->full_screen(ol->iface_data, ol->active->full_screen);
}
/* Attempts to automatically rotate the specified overlay.
* Depends upon proper naming conventions in overlay
* config file. */
@ -19037,249 +18702,6 @@ static void input_overlay_auto_rotate_(
}
}
/**
* inside_hitbox:
* @desc : Overlay descriptor handle.
* @x : X coordinate value.
* @y : Y coordinate value.
*
* Check whether the given @x and @y coordinates of the overlay
* descriptor @desc is inside the overlay descriptor's hitbox.
*
* Returns: true (1) if X, Y coordinates are inside a hitbox,
* otherwise false (0).
**/
static bool inside_hitbox(const struct overlay_desc *desc, float x, float y)
{
if (!desc)
return false;
switch (desc->hitbox)
{
case OVERLAY_HITBOX_RADIAL:
{
/* Ellipsis. */
float x_dist = (x - desc->x_shift) / desc->range_x_mod;
float y_dist = (y - desc->y_shift) / desc->range_y_mod;
float sq_dist = x_dist * x_dist + y_dist * y_dist;
return (sq_dist <= 1.0f);
}
case OVERLAY_HITBOX_RECT:
return
(fabs(x - desc->x_shift) <= desc->range_x_mod) &&
(fabs(y - desc->y_shift) <= desc->range_y_mod);
}
return false;
}
/**
* input_overlay_poll:
* @out : Polled output data.
* @norm_x : Normalized X coordinate.
* @norm_y : Normalized Y coordinate.
*
* Polls input overlay.
*
* @norm_x and @norm_y are the result of
* input_translate_coord_viewport().
**/
static void input_overlay_poll(
input_overlay_t *ol,
input_overlay_state_t *out,
int16_t norm_x, int16_t norm_y, float touch_scale)
{
size_t i;
/* norm_x and norm_y is in [-0x7fff, 0x7fff] range,
* like RETRO_DEVICE_POINTER. */
float x = (float)(norm_x + 0x7fff) / 0xffff;
float y = (float)(norm_y + 0x7fff) / 0xffff;
x -= ol->active->mod_x;
y -= ol->active->mod_y;
x /= ol->active->mod_w;
y /= ol->active->mod_h;
x *= touch_scale;
y *= touch_scale;
for (i = 0; i < ol->active->size; i++)
{
float x_dist, y_dist;
unsigned int base = 0;
struct overlay_desc *desc = &ol->active->descs[i];
if (!inside_hitbox(desc, x, y))
continue;
desc->updated = true;
x_dist = x - desc->x_shift;
y_dist = y - desc->y_shift;
switch (desc->type)
{
case OVERLAY_TYPE_BUTTONS:
{
bits_or_bits(out->buttons.data,
desc->button_mask.data,
ARRAY_SIZE(desc->button_mask.data));
if (BIT256_GET(desc->button_mask, RARCH_OVERLAY_NEXT))
ol->next_index = desc->next_index;
}
break;
case OVERLAY_TYPE_KEYBOARD:
if (desc->retro_key_idx < RETROK_LAST)
OVERLAY_SET_KEY(out, desc->retro_key_idx);
break;
case OVERLAY_TYPE_ANALOG_RIGHT:
base = 2;
/* fall-through */
default:
{
float x_val = x_dist / desc->range_x;
float y_val = y_dist / desc->range_y;
float x_val_sat = x_val / desc->analog_saturate_pct;
float y_val_sat = y_val / desc->analog_saturate_pct;
out->analog[base + 0] = clamp_float(x_val_sat, -1.0f, 1.0f)
* 32767.0f;
out->analog[base + 1] = clamp_float(y_val_sat, -1.0f, 1.0f)
* 32767.0f;
}
break;
}
if (desc->movable)
{
desc->delta_x = clamp_float(x_dist, -desc->range_x, desc->range_x)
* ol->active->mod_w;
desc->delta_y = clamp_float(y_dist, -desc->range_y, desc->range_y)
* ol->active->mod_h;
}
}
if (!bits_any_set(out->buttons.data, ARRAY_SIZE(out->buttons.data)))
ol->blocked = false;
else if (ol->blocked)
memset(out, 0, sizeof(*out));
}
/**
* input_overlay_update_desc_geom:
* @ol : overlay handle.
* @desc : overlay descriptors handle.
*
* Update input overlay descriptors' vertex geometry.
**/
static void input_overlay_update_desc_geom(input_overlay_t *ol,
struct overlay_desc *desc)
{
if (!desc->image.pixels || !desc->movable)
return;
if (ol->iface->vertex_geom)
ol->iface->vertex_geom(ol->iface_data, desc->image_index,
desc->mod_x + desc->delta_x, desc->mod_y + desc->delta_y,
desc->mod_w, desc->mod_h);
desc->delta_x = 0.0f;
desc->delta_y = 0.0f;
}
/**
* input_overlay_post_poll:
*
* Called after all the input_overlay_poll() calls to
* update the range modifiers for pressed/unpressed regions
* and alpha mods.
**/
static void input_overlay_post_poll(
struct rarch_state *p_rarch, input_overlay_t *ol,
bool show_input, float opacity)
{
size_t i;
input_overlay_set_alpha_mod(p_rarch, ol, opacity);
for (i = 0; i < ol->active->size; i++)
{
struct overlay_desc *desc = &ol->active->descs[i];
desc->range_x_mod = desc->range_x;
desc->range_y_mod = desc->range_y;
if (desc->updated)
{
/* If pressed this frame, change the hitbox. */
desc->range_x_mod *= desc->range_mod;
desc->range_y_mod *= desc->range_mod;
if (show_input && desc->image.pixels)
{
if (ol->iface->set_alpha)
ol->iface->set_alpha(ol->iface_data, desc->image_index,
desc->alpha_mod * opacity);
}
}
input_overlay_update_desc_geom(ol, desc);
desc->updated = false;
}
}
/**
* input_overlay_poll_clear:
* @ol : overlay handle
*
* Call when there is nothing to poll. Allows overlay to
* clear certain state.
**/
static void input_overlay_poll_clear(
struct rarch_state *p_rarch,
input_overlay_t *ol, float opacity)
{
size_t i;
ol->blocked = false;
input_overlay_set_alpha_mod(p_rarch, ol, opacity);
for (i = 0; i < ol->active->size; i++)
{
struct overlay_desc *desc = &ol->active->descs[i];
desc->range_x_mod = desc->range_x;
desc->range_y_mod = desc->range_y;
desc->updated = false;
desc->delta_x = 0.0f;
desc->delta_y = 0.0f;
input_overlay_update_desc_geom(ol, desc);
}
}
/**
* input_overlay_free:
* @ol : Overlay handle.
*
* Frees overlay handle.
**/
static void input_overlay_free(input_overlay_t *ol)
{
if (!ol)
return;
input_overlay_free_overlays(ol);
if (ol->iface->enable)
ol->iface->enable(ol->iface_data, false);
free(ol);
}
/* task_data = overlay_task_data_t* */
static void input_overlay_loaded(retro_task_t *task,
void *task_data, void *user_data, const char *err)
@ -19327,7 +18749,7 @@ static void input_overlay_loaded(retro_task_t *task,
ol->iface = iface;
ol->iface_data = p_rarch->video_driver_data;
input_overlay_load_active(p_rarch, ol, data->overlay_opacity);
input_overlay_load_active(p_rarch->overlay_visibility, ol, data->overlay_opacity);
/* Enable or disable the overlay. */
ol->enable = data->overlay_enable;
@ -19335,7 +18757,8 @@ static void input_overlay_loaded(retro_task_t *task,
if (ol->iface->enable)
ol->iface->enable(ol->iface_data, data->overlay_enable);
input_overlay_set_scale_factor(p_rarch, ol, &data->layout_desc);
input_overlay_set_scale_factor(ol, &data->layout_desc,
p_rarch->video_driver_width, p_rarch->video_driver_height);
ol->next_index = (unsigned)((ol->index + 1) % ol->size);
ol->state = OVERLAY_STATUS_NONE;
@ -19396,7 +18819,6 @@ void input_overlay_set_visibility(int overlay_idx,
ol->iface->set_alpha(ol->iface_data, overlay_idx, 0.0);
}
/*
* input_poll_overlay:
*
@ -19596,9 +19018,9 @@ static void input_poll_overlay(
input_overlay_show_inputs_port);
if (button_pressed || polled)
input_overlay_post_poll(p_rarch, ol, button_pressed, opacity);
input_overlay_post_poll(p_rarch->overlay_visibility, ol, button_pressed, opacity);
else
input_overlay_poll_clear(p_rarch, ol, opacity);
input_overlay_poll_clear(p_rarch->overlay_visibility, ol, opacity);
}
static void retroarch_overlay_deinit(struct rarch_state *p_rarch)

7
retroarch_fwd_decls.h
View File

@ -101,13 +101,6 @@ static bool recording_deinit(struct rarch_state *p_rarch);
#ifdef HAVE_OVERLAY
static void retroarch_overlay_init(struct rarch_state *p_rarch);
static void retroarch_overlay_deinit(struct rarch_state *p_rarch);
static void input_overlay_set_alpha_mod(struct rarch_state *p_rarch,
input_overlay_t *ol, float mod);
static void input_overlay_set_scale_factor(struct rarch_state *p_rarch,
input_overlay_t *ol, const overlay_layout_desc_t *layout_desc);
static void input_overlay_load_active(
struct rarch_state *p_rarch,
input_overlay_t *ol, float opacity);
static void input_overlay_auto_rotate_(struct rarch_state *p_rarch,
bool input_overlay_enable, input_overlay_t *ol);
#endif