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RetroArch/gfx/gfx_display.h

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2017 - Daniel De Matteis
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __GFX_DISPLAY_H__
#define __GFX_DISPLAY_H__
#include <stdint.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <boolean.h>
#include <retro_common_api.h>
#include <string/stdstring.h>
#include <formats/image.h>
#include <gfx/math/matrix_4x4.h>
#include "../retroarch.h"
#include "../gfx/font_driver.h"
#define GFX_SHADOW_ALPHA 0.75f
/* Number of pixels corner-to-corner on a 1080p
* display:
* > sqrt((1920 * 1920) + (1080 * 1080))
* Note: This is a double, so no suffix */
#define DIAGONAL_PIXELS_1080P 2202.90717008229831581901
#define COLOR_TEXT_ALPHA(color, alpha) (color & 0xFFFFFF00) | alpha
#define HEX_R(hex) ((hex >> 16) & 0xFF) * (1.0f / 255.0f)
#define HEX_G(hex) ((hex >> 8 ) & 0xFF) * (1.0f / 255.0f)
#define HEX_B(hex) ((hex >> 0 ) & 0xFF) * (1.0f / 255.0f)
#define COLOR_HEX_TO_FLOAT(hex, alpha) { \
HEX_R(hex), HEX_G(hex), HEX_B(hex), alpha, \
HEX_R(hex), HEX_G(hex), HEX_B(hex), alpha, \
HEX_R(hex), HEX_G(hex), HEX_B(hex), alpha, \
HEX_R(hex), HEX_G(hex), HEX_B(hex), alpha \
}
#define gfx_display_set_alpha(color, alpha_value) (color[3] = color[7] = color[11] = color[15] = (alpha_value))
/* Returns true if an animation is still active or
* when the display framebuffer still is dirty and
* therefore it still needs to be rendered onscreen.
*
* This macro can be used for optimization purposes
* so that we don't have to render the display graphics per-frame
* unless a change has happened.
* */
#define GFX_DISPLAY_GET_UPDATE_PENDING(p_anim, p_disp) (ANIM_IS_ACTIVE(p_anim) || (p_disp->flags & GFX_DISP_FLAG_FB_DIRTY))
RETRO_BEGIN_DECLS
enum gfx_display_flags
{
GFX_DISP_FLAG_HAS_WINDOWED = (1 << 0),
GFX_DISP_FLAG_MSG_FORCE = (1 << 1),
GFX_DISP_FLAG_FB_DIRTY = (1 << 2)
};
enum menu_driver_id_type
{
MENU_DRIVER_ID_UNKNOWN = 0,
MENU_DRIVER_ID_RGUI,
MENU_DRIVER_ID_OZONE,
MENU_DRIVER_ID_GLUI,
MENU_DRIVER_ID_XMB
};
enum gfx_display_prim_type
{
GFX_DISPLAY_PRIM_NONE = 0,
GFX_DISPLAY_PRIM_TRIANGLESTRIP,
GFX_DISPLAY_PRIM_TRIANGLES
};
enum gfx_display_driver_type
{
GFX_VIDEO_DRIVER_GENERIC = 0,
GFX_VIDEO_DRIVER_OPENGL,
GFX_VIDEO_DRIVER_OPENGL1,
GFX_VIDEO_DRIVER_OPENGL_CORE,
GFX_VIDEO_DRIVER_VULKAN,
GFX_VIDEO_DRIVER_METAL,
GFX_VIDEO_DRIVER_DIRECT3D8,
GFX_VIDEO_DRIVER_DIRECT3D9_CG,
GFX_VIDEO_DRIVER_DIRECT3D9_HLSL,
GFX_VIDEO_DRIVER_DIRECT3D10,
GFX_VIDEO_DRIVER_DIRECT3D11,
GFX_VIDEO_DRIVER_DIRECT3D12,
GFX_VIDEO_DRIVER_VITA2D,
GFX_VIDEO_DRIVER_CTR,
GFX_VIDEO_DRIVER_WIIU,
GFX_VIDEO_DRIVER_GDI,
GFX_VIDEO_DRIVER_SWITCH,
GFX_VIDEO_DRIVER_RSX
};
typedef struct gfx_display_ctx_draw gfx_display_ctx_draw_t;
typedef struct gfx_display gfx_display_t;
typedef struct gfx_display_ctx_driver
{
/* Draw graphics to the screen. */
void (*draw)(gfx_display_ctx_draw_t *draw,
void *data, unsigned video_width, unsigned video_height);
/* Draw one of the menu pipeline shaders. */
void (*draw_pipeline)(gfx_display_ctx_draw_t *draw,
gfx_display_t *p_disp,
void *data, unsigned video_width, unsigned video_height);
/* Start blending operation. */
void (*blend_begin)(void *data);
/* Finish blending operation. */
void (*blend_end)(void *data);
/* Get the default Model-View-Projection matrix */
void *(*get_default_mvp)(void *data);
/* Get the default vertices matrix */
const float *(*get_default_vertices)(void);
/* Get the default texture coordinates matrix */
const float *(*get_default_tex_coords)(void);
enum font_driver_render_api font_type;
enum gfx_display_driver_type type;
const char *ident;
bool handles_transform;
/* Enables and disables scissoring */
void (*scissor_begin)(void *data, unsigned video_width,
unsigned video_height,
int x, int y, unsigned width, unsigned height);
void (*scissor_end)(void *data, unsigned video_width,
unsigned video_height);
} gfx_display_ctx_driver_t;
struct gfx_display_ctx_draw
{
float *color;
const float *vertex;
const float *tex_coord;
const void *backend_data;
struct video_coords *coords;
void *matrix_data;
uintptr_t texture;
size_t vertex_count;
size_t backend_data_size;
unsigned width;
unsigned height;
unsigned pipeline_id;
float x;
float y;
float rotation;
float scale_factor;
enum gfx_display_prim_type prim_type;
bool pipeline_active;
};
typedef struct gfx_display_ctx_coord_draw
{
const float *ptr;
} gfx_display_ctx_coord_draw_t;
typedef struct gfx_display_ctx_datetime
{
unsigned time_mode;
unsigned date_separator;
} gfx_display_ctx_datetime_t;
typedef struct gfx_display_ctx_powerstate
{
unsigned percent;
bool battery_enabled;
bool charging;
} gfx_display_ctx_powerstate_t;
struct gfx_display
{
gfx_display_ctx_driver_t *dispctx;
video_coord_array_t dispca; /* ptr alignment */
/* Width, height and pitch of the display framebuffer */
size_t framebuf_pitch;
unsigned framebuf_width;
unsigned framebuf_height;
/* Height of the display header */
unsigned header_height;
enum menu_driver_id_type menu_driver_id;
uint8_t flags;
};
void gfx_display_free(void);
void gfx_display_init(void);
void gfx_display_draw_cursor(
gfx_display_t *p_disp,
void *userdata,
unsigned video_width,
unsigned video_height,
bool cursor_visible,
float *color, float cursor_size, uintptr_t texture,
float x, float y, unsigned width, unsigned height);
void gfx_display_draw_text(
const font_data_t *font, const char *text,
float x, float y, int width, int height,
uint32_t color, enum text_alignment text_align,
float scale_factor, bool shadows_enable, float shadow_offset,
bool draw_outside);
void gfx_display_scissor_begin(
gfx_display_t *p_disp,
void *userdata,
unsigned video_width,
unsigned video_height,
int x, int y, unsigned width, unsigned height);
bool gfx_display_init_first_driver(gfx_display_t *p_disp,
bool video_is_threaded);
gfx_display_t *disp_get_ptr(void);
void gfx_display_draw_keyboard(
gfx_display_t *p_disp,
void *userdata,
unsigned video_width,
unsigned video_height,
uintptr_t hover_texture,
const font_data_t *font,
char *grid[], unsigned id,
unsigned text_color);
void gfx_display_draw_bg(
gfx_display_t *p_disp,
gfx_display_ctx_draw_t *draw,
void *userdata,
bool add_opacity, float opacity_override);
void gfx_display_draw_quad(
gfx_display_t *p_disp,
void *data,
unsigned video_width,
unsigned video_height,
int x, int y, unsigned w, unsigned h,
unsigned width, unsigned height,
float *color,
uintptr_t *texture);
void gfx_display_draw_texture_slice(
gfx_display_t *p_disp,
void *userdata,
unsigned video_width,
unsigned video_height,
int x, int y, unsigned w, unsigned h,
unsigned new_w, unsigned new_h,
unsigned width, unsigned height,
float *color, unsigned offset, float scale_factor, uintptr_t texture,
math_matrix_4x4 *mymat);
void gfx_display_rotate_z(gfx_display_t *p_disp,
math_matrix_4x4 *matrix, float cosine, float sine, void *data);
font_data_t *gfx_display_font_file(gfx_display_t *p_disp,
char* fontpath, float font_size, bool is_threaded);
bool gfx_display_reset_textures_list(
const char *texture_path,
const char *iconpath,
uintptr_t *item,
enum texture_filter_type filter_type,
unsigned *width,
unsigned *height);
bool gfx_display_reset_icon_texture(
const char *texture_path,
uintptr_t *item, enum texture_filter_type filter_type,
unsigned *width, unsigned *height);
bool gfx_display_reset_textures_list_buffer(
uintptr_t *item,
enum texture_filter_type filter_type,
void* buffer,
unsigned buffer_len,
enum image_type_enum image_type,
unsigned *width,
unsigned *height);
/* Returns the OSK key at a given position */
int gfx_display_osk_ptr_at_pos(void *data, int x, int y,
unsigned width, unsigned height);
float gfx_display_get_dpi_scale(
gfx_display_t *p_disp,
void *settings_data,
unsigned width, unsigned height,
bool fullscreen,
bool is_widget);
void gfx_display_deinit_white_texture(void);
void gfx_display_init_white_texture(void);
bool gfx_display_init_first_driver(gfx_display_t *p_disp,
bool video_is_threaded);
extern gfx_display_ctx_driver_t gfx_display_ctx_gl;
extern gfx_display_ctx_driver_t gfx_display_ctx_gl3;
extern gfx_display_ctx_driver_t gfx_display_ctx_gl1;
extern gfx_display_ctx_driver_t gfx_display_ctx_vulkan;
extern gfx_display_ctx_driver_t gfx_display_ctx_metal;
extern gfx_display_ctx_driver_t gfx_display_ctx_d3d8;
extern gfx_display_ctx_driver_t gfx_display_ctx_d3d9_cg;
extern gfx_display_ctx_driver_t gfx_display_ctx_d3d9_hlsl;
extern gfx_display_ctx_driver_t gfx_display_ctx_d3d10;
extern gfx_display_ctx_driver_t gfx_display_ctx_d3d11;
extern gfx_display_ctx_driver_t gfx_display_ctx_d3d12;
extern gfx_display_ctx_driver_t gfx_display_ctx_vita2d;
extern gfx_display_ctx_driver_t gfx_display_ctx_ctr;
extern gfx_display_ctx_driver_t gfx_display_ctx_wiiu;
extern gfx_display_ctx_driver_t gfx_display_ctx_gdi;
extern gfx_display_ctx_driver_t gfx_display_ctx_switch;
extern gfx_display_ctx_driver_t gfx_display_ctx_rsx;
RETRO_END_DECLS
#endif
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