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(Lakka) FBO

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This commit is contained in:
Jean-André Santoni 2014-09-30 08:08:19 +02:00
parent b285044e78
commit d0001eb666
3 changed files with 156 additions and 27 deletions
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5
frontend/menu/backend/menu_lakka_backend.c
View File

@ -459,6 +459,7 @@ static int menu_lakka_iterate(unsigned action)
{
case 0:
global_alpha = 0.0;
global_scale = 2.0;
if (g_extern.main_is_init && !g_extern.libretro_dummy
&& (!strcmp(g_extern.fullpath, active_item->rom)))
{
@ -481,11 +482,13 @@ static int menu_lakka_iterate(unsigned action)
break;
case 1:
global_alpha = 0.0;
global_scale = 2.0;
rarch_main_command(RARCH_CMD_SAVE_STATE);
return -1;
break;
case 2:
global_alpha = 0.0;
global_scale = 2.0;
rarch_main_command(RARCH_CMD_LOAD_STATE);
return -1;
break;
@ -494,6 +497,7 @@ static int menu_lakka_iterate(unsigned action)
break;
case 4:
global_alpha = 0.0;
global_scale = 2.0;
rarch_main_command(RARCH_CMD_RESET);
return -1;
break;
@ -510,6 +514,7 @@ static int menu_lakka_iterate(unsigned action)
(active_category->num_items - 1))))
{
add_tween(LAKKA_DELAY, 1.0, &global_alpha, &inOutQuad, NULL);
add_tween(LAKKA_DELAY, 1.0, &global_scale, &inOutQuad, NULL);
rarch_main_command(RARCH_CMD_QUIT_RETROARCH);
return -1;
}

177
frontend/menu/disp/lakka.c
View File

@ -51,7 +51,8 @@ int depth = 0;
int num_categories = 0;
int menu_active_category = 0;
float all_categories_x = 0;
float global_alpha = 0;
float global_alpha = 0.0f;
float global_scale = 2.0f;
float arrow_alpha = 0;
float hspacing;
float vspacing;
@ -74,6 +75,8 @@ float active_item_factor;
float under_item_offset;
float setting_margin_left;
GLuint fbo, fbocolor, fbodepth = 0;
// Font variables
static void *font;
static const gl_font_renderer_t *font_driver;
@ -312,21 +315,18 @@ void lakka_draw_background(void)
glViewport(0, 0, gl->win_width, gl->win_height);
glEnable(GL_BLEND);
gl->coords.vertex = vertex;
gl->coords.tex_coord = tex_coord;
gl->coords.color = textures[TEXTURE_BG].id ? color : black_color;
glBindTexture(GL_TEXTURE_2D, textures[TEXTURE_BG].id);
if (gl->shader && gl->shader->use)
gl->shader->use(gl, GL_SHADER_STOCK_BLEND);
gl->coords.vertices = 4;
gl_shader_set_coords(gl, &gl->coords, &gl->mvp_no_rot);
glEnable(GL_BLEND);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
glDisable(GL_BLEND);
gl->coords.color = gl->white_color_ptr;
}
@ -357,16 +357,11 @@ void lakka_draw_icon(GLuint texture, float x, float y,
glViewport(x, gl->win_height - y, icon_size, icon_size);
glEnable(GL_BLEND);
gl->coords.vertex = vertex;
gl->coords.tex_coord = tex_coord;
gl->coords.color = color;
glBindTexture(GL_TEXTURE_2D, texture);
if (gl->shader && gl->shader->use)
gl->shader->use(gl, GL_SHADER_STOCK_BLEND);
math_matrix mymat;
math_matrix mrot;
@ -380,6 +375,7 @@ void lakka_draw_icon(GLuint texture, float x, float y,
gl->coords.vertices = 4;
gl_shader_set_coords(gl, &gl->coords, &mymat);
glEnable(GL_BLEND);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
glDisable(GL_BLEND);
@ -388,6 +384,15 @@ void lakka_draw_icon(GLuint texture, float x, float y,
gl->coords.color = gl->white_color_ptr;
}
static void lakka_draw_arrow()
{
lakka_draw_icon(textures[TEXTURE_ARROW].id,
margin_left + hspacing*(menu_active_category+1) +
all_categories_x + icon_size/2.0,
margin_top + vspacing*active_item_factor +
icon_size/2.0, arrow_alpha, 0, i_active_zoom);
}
static void lakka_draw_subitems(int i, int j)
{
int k;
@ -543,6 +548,102 @@ static void lakka_draw_categories(void)
}
}
#ifdef HAVE_FBO
static void lakka_check_fb_status()
{
GLenum status;
status = glCheckFramebufferStatus(GL_DRAW_FRAMEBUFFER);
switch(status) {
case GL_FRAMEBUFFER_COMPLETE:
break;
case GL_FRAMEBUFFER_UNSUPPORTED:
/* choose different formats */
break;
default:
/* programming error; will fail on all hardware */
fputs("Framebuffer Error\n", stderr);
exit(-1);
}
}
static void lakka_fbo_reset()
{
gl_t *gl = (gl_t*)driver_video_resolve(NULL);
if (!gl)
return;
glGenFramebuffers(1, &fbo);
glGenTextures(1, &fbocolor);
glGenRenderbuffers(1, &fbodepth);
glBindFramebuffer(GL_FRAMEBUFFER, fbo);
glBindTexture(GL_TEXTURE_2D, fbocolor);
glTexImage2D(GL_TEXTURE_2D,
0,
GL_RGBA,
gl->win_width, gl->win_height,
0,
GL_RGBA,
GL_UNSIGNED_BYTE,
NULL);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, fbocolor, 0);
glBindRenderbuffer(GL_RENDERBUFFER, fbodepth);
glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT24, gl->win_width, 900);
glFramebufferRenderbuffer(GL_DRAW_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, fbodepth);
lakka_check_fb_status();
glBindFramebuffer(GL_FRAMEBUFFER, 0);
}
static void lakka_draw_fbo()
{
gl_t *gl = (gl_t*)driver_video_resolve(NULL);
if (!gl)
return;
gl->coords.vertices = 4;
gl->coords.vertex = vertex;
gl->coords.tex_coord = vertex;
gl->coords.color = gl->white_color_ptr;
glBindTexture(GL_TEXTURE_2D, fbocolor);
math_matrix mymat;
math_matrix mrot;
matrix_rotate_z(&mrot, 0);
matrix_multiply(&mymat, &mrot, &gl->mvp_no_rot);
math_matrix mscal;
matrix_scale(&mscal, global_scale, global_scale, 1);
matrix_multiply(&mymat, &mscal, &mymat);
gl_shader_set_coords(gl, &gl->coords, &mymat);
glEnable(GL_BLEND);
// shadow
glViewport(2, -2, gl->win_width, gl->win_height);
glBlendFunc(GL_ZERO, GL_ONE_MINUS_SRC_ALPHA);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
glViewport(0, 0, gl->win_width, gl->win_height);
glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
glDisable(GL_BLEND);
}
#endif
static void lakka_frame(void)
{
gl_t *gl = (gl_t*)driver_video_resolve(NULL);
@ -558,11 +659,22 @@ static void lakka_frame(void)
update_tweens(0.002);
glViewport(0, 0, gl->win_width, gl->win_height);
lakka_draw_background();
#ifdef HAVE_FBO
glBindFramebuffer(GL_FRAMEBUFFER, fbo);
glClearColor(0.0, 0.0, 0.0, 0.0);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
lakka_draw_categories();
lakka_draw_arrow();
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glViewport(0, 0, gl->win_width, gl->win_height);
lakka_draw_background();
lakka_draw_fbo();
#else
glViewport(0, 0, gl->win_width, gl->win_height);
lakka_draw_background();
lakka_draw_categories();
lakka_draw_arrow();
#endif
if (depth == 0)
lakka_draw_text(active_category->name,
@ -571,13 +683,9 @@ static void lakka_frame(void)
lakka_draw_text(active_item->name,
title_margin_left, title_margin_top, 1, 1.0);
lakka_draw_icon(textures[TEXTURE_ARROW].id,
margin_left + hspacing*(menu_active_category+1) +
all_categories_x + icon_size/2.0,
margin_top + vspacing*active_item_factor +
icon_size/2.0, arrow_alpha, 0, i_active_zoom);
gl_set_viewport(gl, gl->win_width, gl->win_height, false, false);
glDisable(GL_BLEND);
}
static GLuint lakka_png_texture_load(const char * file_name)
@ -607,6 +715,12 @@ static void lakka_context_destroy(void *data)
int i, j, k;
(void)data;
#ifdef HAVE_FBO
glDeleteFramebuffers(1, &fbo);
glDeleteTextures(1, &fbocolor);
glDeleteTextures(1, &fbodepth);
#endif
for (i = 0; i < TEXTURE_LAST; i++)
glDeleteTextures(1, &textures[i].id);
@ -757,7 +871,6 @@ void lakka_settings_context_reset(void)
}
}
static void lakka_context_reset(void *data)
{
int i, j, k;
@ -765,11 +878,15 @@ static void lakka_context_reset(void *data)
menu_handle_t *menu = (menu_handle_t*)data;
gl_t *gl = (gl_t*)driver_video_resolve(NULL);
driver.gfx_use_rgba = true;
if (!menu)
return;
#ifdef HAVE_FBO
lakka_fbo_reset();
#endif
driver.gfx_use_rgba = true;
fill_pathname_join(mediapath, g_settings.assets_directory,
"lakka", sizeof(mediapath));
fill_pathname_join(themepath, mediapath, THEME, sizeof(themepath));
@ -990,10 +1107,16 @@ static int lakka_input_postprocess(retro_input_t state, retro_input_t old_state)
if ((driver.menu && check_enter_menu_func(trigger_state)) &&
g_extern.main_is_init &&
!g_extern.libretro_dummy)
global_alpha = 0;
{
global_alpha = 0.0f;
global_scale = 2.0f;
}
if (! global_alpha)
add_tween(LAKKA_DELAY, 1.0, &global_alpha, &inOutQuad, NULL);
if (global_alpha == 0.0f)
add_tween(LAKKA_DELAY, 1.0f, &global_alpha, &inOutQuad, NULL);
if (global_scale == 2.0f)
add_tween(LAKKA_DELAY, 1.0f, &global_scale, &inQuad, NULL);
return 0;
}

1
frontend/menu/disp/lakka.h
View File

@ -32,6 +32,7 @@ extern int num_categories;
extern float all_categories_x;
extern int menu_active_category;
extern float global_alpha;
extern float global_scale;
extern float arrow_alpha;
extern float hspacing;
extern float vspacing;