RetroArch/gfx/drivers/vita2d_gfx.c
2015-08-31 21:37:50 +02:00

435 lines
10 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2015 - Sergi Granell (xerpi)
*
* 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/>.
*/
#include <retro_inline.h>
#include "../../defines/psp_defines.h"
#include "../../general.h"
#include "../../driver.h"
#include "../video_viewport.h"
#include "../video_monitor.h"
#include <vita2d.h>
#define SCREEN_W 960
#define SCREEN_H 544
typedef struct vita_menu_frame
{
bool active;
int width;
int height;
vita2d_texture *frame;
} vita_menu_frame_t;
typedef struct vita_video
{
vita2d_texture *texture;
SceGxmTextureFormat format;
int width;
int height;
bool fullscreen;
bool vsync;
bool rgb32;
video_viewport_t vp;
unsigned rotation;
bool vblank_not_reached;
bool keep_aspect;
bool should_resize;
vita_menu_frame_t menu;
} vita_video_t;
static void *vita2d_gfx_init(const video_info_t *video,
const input_driver_t **input, void **input_data)
{
void *pspinput = NULL;
*input = NULL;
*input_data = NULL;
(void)video;
vita_video_t *vita = (vita_video_t *)calloc(1, sizeof(vita_video_t));
if (!vita)
return NULL;
RARCH_LOG("vita2d_gfx_init: w: %i h: %i\n", video->width, video->height);
vita2d_init();
vita2d_set_clear_color(RGBA8(0x40, 0x40, 0x40, 0xFF));
vita2d_set_vblank_wait(video->vsync);
if (vita->rgb32)
vita->format = SCE_GXM_TEXTURE_FORMAT_X8U8U8U8_1RGB;
else
vita->format = SCE_GXM_TEXTURE_FORMAT_R5G6B5;
vita->fullscreen = video->fullscreen;
vita->texture = NULL;
vita->menu.frame = NULL;
vita->menu.active = 0;
vita->menu.width = 0;
vita->menu.height = 0;
vita->vsync = video->vsync;
vita->rgb32 = video->rgb32;
if (input && input_data)
{
pspinput = input_psp.init();
*input = pspinput ? &input_psp : NULL;
*input_data = pspinput;
}
return vita;
}
static bool vita2d_gfx_frame(void *data, const void *frame,
unsigned width, unsigned height, uint64_t frame_count,
unsigned pitch, const char *msg)
{
int i, j;
void *tex_p;
vita_video_t *vita = (vita_video_t *)data;
(void)frame;
(void)width;
(void)height;
(void)pitch;
(void)msg;
if (frame)
{
if (width != vita->width && height != vita->height && vita->texture)
{
vita2d_free_texture(vita->texture);
vita->texture = NULL;
}
if (!vita->texture)
{
vita->width = width;
vita->height = height;
vita->texture = vita2d_create_empty_texture_format(width, height, vita->format);
}
tex_p = vita2d_texture_get_datap(vita->texture);
if (vita->format == SCE_GXM_TEXTURE_FORMAT_A8B8G8R8)
{
for (i = 0; i < height; i++)
for (j = 0; j < width; j++)
*(unsigned int *)(tex_p + (j + i*height) * 4) = *(unsigned int *)(frame + (j + i*height) * 4);
}
else
{
/*for (i = 0; i < height; i++)
for (j = 0; j < width; j++)
*(unsigned short *)(tex_p + (j + i*height) * 2) = *(unsigned short *)(frame + (j + i*height) * 2);*/
memcpy(tex_p, frame, width*height*2);
}
}
// RARCH_LOG("w: %i h: %i pitch: %i\n", width, height, pitch);
// RARCH_LOG("msg: %s\n", msg);
vita2d_start_drawing();
vita2d_clear_screen();
if (frame && vita->texture)
{
if (vita->fullscreen)
vita2d_draw_texture_scale(vita->texture,
0, 0,
SCREEN_W/(float)vita->width,
SCREEN_H/(float)vita->height);
else
if (vita->width > vita->height)
{
float scale = SCREEN_H/(float)vita->height;
float w = vita->width * scale;
vita2d_draw_texture_scale(vita->texture,
SCREEN_W/2.0f - w/2.0f, 0.0f,
scale, scale);
}
else
{
float scale = SCREEN_W/(float)vita->width;
float h = vita->height * scale;
vita2d_draw_texture_scale(vita->texture,
0.0f, SCREEN_H/2.0f - h/2.0f,
scale, scale);
}
}
if (vita->menu.active && vita->menu.frame)
{
if (vita->fullscreen)
vita2d_draw_texture_scale(vita->menu.frame,
0, 0,
SCREEN_W/(float)vita->menu.width,
SCREEN_H/(float)vita->menu.height);
else
if (vita->menu.width > vita->menu.height)
{
float scale = SCREEN_H/(float)vita->menu.height;
float w = vita->menu.width * scale;
vita2d_draw_texture_scale(vita->menu.frame,
SCREEN_W/2.0f - w/2.0f, 0.0f,
scale, scale);
}
else
{
float scale = SCREEN_W/(float)vita->menu.width;
float h = vita->menu.height * scale;
vita2d_draw_texture_scale(vita->menu.frame,
0.0f, SCREEN_H/2.0f - h/2.0f,
scale, scale);
}
}
vita2d_end_drawing();
vita2d_swap_buffers();
return true;
}
static void vita2d_gfx_set_nonblock_state(void *data, bool toggle)
{
vita_video_t *vita = (vita_video_t *)data;
if (vita)
{
vita->vsync = !toggle;
vita2d_set_vblank_wait(vita->vsync);
}
}
static bool vita2d_gfx_alive(void *data)
{
(void)data;
return true;
}
static bool vita2d_gfx_focus(void *data)
{
(void)data;
return true;
}
static bool vita2d_gfx_suppress_screensaver(void *data, bool enable)
{
(void)data;
(void)enable;
return false;
}
static bool vita2d_gfx_has_windowed(void *data)
{
(void)data;
return true;
}
static void vita2d_gfx_free(void *data)
{
vita_video_t *vita = (vita_video_t *)data;
if (vita->menu.frame)
vita2d_free_texture(vita->menu.frame);
vita2d_free_texture(vita->texture);
vita2d_fini();
}
static bool vita2d_gfx_set_shader(void *data,
enum rarch_shader_type type, const char *path)
{
(void)data;
(void)type;
(void)path;
return false;
}
static void vita2d_gfx_set_rotation(void *data,
unsigned rotation)
{
(void)data;
(void)rotation;
}
static void vita2d_gfx_viewport_info(void *data,
struct video_viewport *vp)
{
(void)data;
(void)vp;
}
static bool vita2d_gfx_read_viewport(void *data, uint8_t *buffer)
{
(void)data;
(void)buffer;
return true;
}
static void vita_set_filtering(void *data, unsigned index, bool smooth)
{
(void)data;
(void)index;
(void)smooth;
}
static void vita_set_aspect_ratio(void *data, unsigned aspectratio_index)
{
struct retro_system_av_info *av_info =
video_viewport_get_system_av_info();
switch (aspectratio_index)
{
case ASPECT_RATIO_SQUARE:
video_viewport_set_square_pixel(
av_info->geometry.base_width,
av_info->geometry.base_height);
break;
case ASPECT_RATIO_CORE:
video_viewport_set_core();
break;
case ASPECT_RATIO_CONFIG:
video_viewport_set_config();
break;
default:
break;
}
video_driver_set_aspect_ratio_value(aspectratio_lut[aspectratio_index].value);
}
static void vita_apply_state_changes(void *data)
{
(void)data;
}
static void vita_set_texture_frame(void *data, const void *frame, bool rgb32,
unsigned width, unsigned height, float alpha)
{
int i, j;
void *tex_p;
vita_video_t *vita = (vita_video_t*)data;
(void)alpha;
if (width != vita->menu.width && height != vita->menu.height && vita->menu.frame)
{
vita2d_free_texture(vita->menu.frame);
vita->menu.frame = NULL;
}
if (!vita->menu.frame)
{
if (rgb32)
{
vita->menu.frame = vita2d_create_empty_texture(width, height);
RARCH_LOG("Creating Frame RGBA8 texture: w: %i h: %i\n", width, height);
}
else
{
vita->menu.frame = vita2d_create_empty_texture_format(width, height, SCE_GXM_TEXTURE_FORMAT_U4U4U4U4_RGBA);
RARCH_LOG("Creating Frame R5G6B5 texture: w: %i h: %i\n", width, height);
}
vita->menu.width = width;
vita->menu.height = height;
}
tex_p = vita2d_texture_get_datap(vita->menu.frame);
if (rgb32)
{
for (i = 0; i < height; i++)
for (j = 0; j < width; j++)
*(unsigned int *)(tex_p + (j + i*height) * 4) = *(unsigned int *)(frame + (j + i*height) * 4);
}
else
{
/*for (i = 0; i < height; i++)
for (j = 0; j < width; j++)
*(unsigned short *)(tex_p + (j + i*height) * 2) = *(unsigned short *)(frame + (j + i*height) * 2);*/
memcpy(tex_p, frame, width*height*2);
}
}
static void vita_set_texture_enable(void *data, bool state, bool full_screen)
{
vita_video_t *vita = (vita_video_t*)data;
(void)full_screen;
vita->menu.active = state;
}
static const video_poke_interface_t vita_poke_interface = {
NULL,
vita_set_filtering,
NULL, /* get_video_output_size */
NULL, /* get_video_output_prev */
NULL, /* get_video_output_next */
NULL, /* get_current_framebuffer */
NULL, /* get_proc_address */
vita_set_aspect_ratio,
vita_apply_state_changes,
#ifdef HAVE_MENU
vita_set_texture_frame,
vita_set_texture_enable,
#endif
NULL,
NULL,
NULL
};
static void vita2d_gfx_get_poke_interface(void *data,
const video_poke_interface_t **iface)
{
(void)data;
*iface = &vita_poke_interface;
}
video_driver_t video_vita2d = {
vita2d_gfx_init,
vita2d_gfx_frame,
vita2d_gfx_set_nonblock_state,
vita2d_gfx_alive,
vita2d_gfx_focus,
vita2d_gfx_suppress_screensaver,
vita2d_gfx_has_windowed,
vita2d_gfx_set_shader,
vita2d_gfx_free,
"vita2d",
NULL, /* set_viewport */
vita2d_gfx_set_rotation,
vita2d_gfx_viewport_info,
vita2d_gfx_read_viewport,
NULL, /* read_frame_raw */
#ifdef HAVE_OVERLAY
NULL, /* overlay_interface */
#endif
vita2d_gfx_get_poke_interface,
};