static void gl_create_fbo_textures(gl_t *gl) { glGenTextures(gl->fbo_pass, gl->fbo_texture); GLuint base_filt = g_settings.video.second_pass_smooth ? GL_LINEAR : GL_NEAREST; for (int i = 0; i < gl->fbo_pass; i++) { glBindTexture(GL_TEXTURE_2D, gl->fbo_texture[i]); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_BORDER); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER); GLuint filter_type = base_filt; bool smooth = false; if (gl_shader_filter_type(i + 2, &smooth)) filter_type = smooth ? GL_LINEAR : GL_NEAREST; glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, filter_type); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, filter_type); glTexImage2D(GL_TEXTURE_2D, 0, RARCH_GL_INTERNAL_FORMAT, gl->fbo_rect[i].width, gl->fbo_rect[i].height, 0, RARCH_GL_TEXTURE_TYPE, RARCH_GL_FORMAT32, NULL); } glBindTexture(GL_TEXTURE_2D, 0); }
static void *gl_init(const video_info_t *video, const input_driver_t **input, void **input_data) { #ifdef _WIN32 gfx_set_dwm(); #endif #ifdef RARCH_CONSOLE if (driver.video_data) return driver.video_data; #endif gl_t *gl = (gl_t*)calloc(1, sizeof(gl_t)); if (!gl) return NULL; if (!gfx_ctx_init()) { free(gl); return NULL; } unsigned full_x = 0, full_y = 0; gfx_ctx_get_video_size(&full_x, &full_y); RARCH_LOG("Detecting resolution %ux%u.\n", full_x, full_y); gfx_ctx_set_swap_interval(video->vsync ? 1 : 0, false); unsigned win_width = video->width; unsigned win_height = video->height; if (video->fullscreen && (win_width == 0) && (win_height == 0)) { win_width = full_x; win_height = full_y; } if (!gfx_ctx_set_video_mode(win_width, win_height, g_settings.video.force_16bit ? 15 : 0, video->fullscreen)) { free(gl); return NULL; } #ifndef RARCH_CONSOLE gfx_ctx_update_window_title(true); glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); #endif #if (defined(HAVE_XML) || defined(HAVE_CG)) && defined(_WIN32) // Win32 GL lib doesn't have some functions needed for XML shaders. // Need to load dynamically :( if (!load_gl_proc()) { gfx_ctx_destroy(); free(gl); return NULL; } #endif gl->vsync = video->vsync; gl->fullscreen = video->fullscreen; gl->full_x = full_x; gl->full_y = full_y; gl->win_width = win_width; gl->win_height = win_height; RARCH_LOG("GL: Using resolution %ux%u\n", gl->win_width, gl->win_height); #if defined(HAVE_CG_MENU) && defined(RARCH_CONSOLE) RARCH_LOG("Initializing menu shader ...\n"); gl_cg_set_menu_shader(default_paths.menu_shader_file); #endif if (!gl_shader_init()) { RARCH_ERR("Shader init failed.\n"); gfx_ctx_destroy(); free(gl); return NULL; } RARCH_LOG("GL: Loaded %u program(s).\n", gl_shader_num()); #ifdef HAVE_FBO // Set up render to texture. gl_init_fbo(gl, RARCH_SCALE_BASE * video->input_scale, RARCH_SCALE_BASE * video->input_scale); #endif gl->keep_aspect = video->force_aspect; // Apparently need to set viewport for passes when we aren't using FBOs. gl_shader_use(0); gl_set_viewport(gl, gl->win_width, gl->win_height, false, true); gl_shader_use(1); gl_set_viewport(gl, gl->win_width, gl->win_height, false, true); bool force_smooth = false; if (gl_shader_filter_type(1, &force_smooth)) gl->tex_filter = force_smooth ? GL_LINEAR : GL_NEAREST; else gl->tex_filter = video->smooth ? GL_LINEAR : GL_NEAREST; gl->texture_type = RARCH_GL_TEXTURE_TYPE; gl->texture_fmt = video->rgb32 ? RARCH_GL_FORMAT32 : RARCH_GL_FORMAT16; gl->base_size = video->rgb32 ? sizeof(uint32_t) : sizeof(uint16_t); glEnable(GL_TEXTURE_2D); glDisable(GL_DEPTH_TEST); glDisable(GL_DITHER); glClearColor(0, 0, 0, 1); glMatrixMode(GL_MODELVIEW); glLoadIdentity(); glEnableClientState(GL_VERTEX_ARRAY); glEnableClientState(GL_TEXTURE_COORD_ARRAY); glEnableClientState(GL_COLOR_ARRAY); glVertexPointer(2, GL_FLOAT, 0, vertex_ptr); memcpy(gl->tex_coords, tex_coords, sizeof(tex_coords)); glTexCoordPointer(2, GL_FLOAT, 0, gl->tex_coords); glColorPointer(4, GL_FLOAT, 0, white_color); set_lut_texture_coords(tex_coords); gl->tex_w = RARCH_SCALE_BASE * video->input_scale; gl->tex_h = RARCH_SCALE_BASE * video->input_scale; #ifdef HAVE_OPENGL_TEXREF glGenBuffers(1, &gl->pbo); glBindBuffer(GL_TEXTURE_REFERENCE_BUFFER_SCE, gl->pbo); glBufferData(GL_TEXTURE_REFERENCE_BUFFER_SCE, gl->tex_w * gl->tex_h * gl->base_size * TEXTURES, NULL, GL_STREAM_DRAW); #endif // Empty buffer that we use to clear out the texture with on res change. gl->empty_buf = calloc(gl->tex_w * gl->tex_h, gl->base_size); gl_init_textures(gl); for (unsigned i = 0; i < TEXTURES; i++) { gl->last_width[i] = gl->tex_w; gl->last_height[i] = gl->tex_h; } for (unsigned i = 0; i < TEXTURES; i++) { gl->prev_info[i].tex = gl->texture[(gl->tex_index - (i + 1)) & TEXTURES_MASK]; gl->prev_info[i].input_size[0] = gl->tex_w; gl->prev_info[i].tex_size[0] = gl->tex_w; gl->prev_info[i].input_size[1] = gl->tex_h; gl->prev_info[i].tex_size[1] = gl->tex_h; memcpy(gl->prev_info[i].coord, tex_coords, sizeof(tex_coords)); } gfx_ctx_input_driver(input, input_data); gl_init_font(gl, g_settings.video.font_path, g_settings.video.font_size); if (!gl_check_error()) { gfx_ctx_destroy(); free(gl); return NULL; } return gl; }
static void *gl_init(const video_info_t *video, const input_driver_t **input, void **input_data) { #ifdef _WIN32 gfx_set_dwm(); #endif if (!sdlwrap_init()) return NULL; const SDL_VideoInfo *video_info = SDL_GetVideoInfo(); rarch_assert(video_info); unsigned full_x = video_info->current_w; unsigned full_y = video_info->current_h; RARCH_LOG("Detecting desktop resolution %ux%u.\n", full_x, full_y); sdlwrap_set_swap_interval(video->vsync ? 1 : 0, false); unsigned win_width = video->width; unsigned win_height = video->height; if (video->fullscreen && (win_width == 0) && (win_height == 0)) { win_width = full_x; win_height = full_y; } if (!sdlwrap_set_video_mode(win_width, win_height, g_settings.video.force_16bit ? 15 : 0, video->fullscreen)) return NULL; gfx_window_title_reset(); char buf[128]; if (gfx_window_title(buf, sizeof(buf))) sdlwrap_wm_set_caption(buf); // Remove that ugly mouse :D SDL_ShowCursor(SDL_DISABLE); glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); #if (defined(HAVE_XML) || defined(HAVE_CG)) && defined(_WIN32) // Win32 GL lib doesn't have some functions needed for XML shaders. // Need to load dynamically :( if (!load_gl_proc()) { sdlwrap_destroy(); return NULL; } #endif gl_t *gl = (gl_t*)calloc(1, sizeof(gl_t)); if (!gl) { sdlwrap_destroy(); return NULL; } gl->vsync = video->vsync; gl->fullscreen = video->fullscreen; gl->full_x = full_x; gl->full_y = full_y; gl->win_width = win_width; gl->win_height = win_height; RARCH_LOG("GL: Using resolution %ux%u\n", gl->win_width, gl->win_height); if (!gl_shader_init()) { RARCH_ERR("Shader init failed.\n"); sdlwrap_destroy(); free(gl); return NULL; } RARCH_LOG("GL: Loaded %u program(s).\n", gl_shader_num()); #ifdef HAVE_FBO // Set up render to texture. gl_init_fbo(gl, RARCH_SCALE_BASE * video->input_scale, RARCH_SCALE_BASE * video->input_scale); #endif gl->keep_aspect = video->force_aspect; // Apparently need to set viewport for passes when we aren't using FBOs. gl_shader_use(0); set_viewport(gl, gl->win_width, gl->win_height, false, true); gl_shader_use(1); set_viewport(gl, gl->win_width, gl->win_height, false, true); bool force_smooth; if (gl_shader_filter_type(1, &force_smooth)) gl->tex_filter = force_smooth ? GL_LINEAR : GL_NEAREST; else gl->tex_filter = video->smooth ? GL_LINEAR : GL_NEAREST; gl->texture_type = GL_BGRA; gl->texture_fmt = video->rgb32 ? GL_UNSIGNED_INT_8_8_8_8_REV : GL_UNSIGNED_SHORT_1_5_5_5_REV; gl->base_size = video->rgb32 ? sizeof(uint32_t) : sizeof(uint16_t); glEnable(GL_TEXTURE_2D); glDisable(GL_DEPTH_TEST); glDisable(GL_DITHER); glClearColor(0, 0, 0, 1); glMatrixMode(GL_MODELVIEW); glLoadIdentity(); glGenTextures(TEXTURES, gl->texture); for (unsigned i = 0; i < TEXTURES; i++) { glBindTexture(GL_TEXTURE_2D, gl->texture[i]); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_BORDER); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl->tex_filter); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl->tex_filter); } glEnableClientState(GL_VERTEX_ARRAY); glEnableClientState(GL_TEXTURE_COORD_ARRAY); glEnableClientState(GL_COLOR_ARRAY); glVertexPointer(2, GL_FLOAT, 0, vertexes_flipped); memcpy(gl->tex_coords, tex_coords, sizeof(tex_coords)); glTexCoordPointer(2, GL_FLOAT, 0, gl->tex_coords); glColorPointer(4, GL_FLOAT, 0, white_color); set_lut_texture_coords(tex_coords); gl->tex_w = RARCH_SCALE_BASE * video->input_scale; gl->tex_h = RARCH_SCALE_BASE * video->input_scale; // Empty buffer that we use to clear out the texture with on res change. gl->empty_buf = calloc(gl->tex_w * gl->tex_h, gl->base_size); for (unsigned i = 0; i < TEXTURES; i++) { glBindTexture(GL_TEXTURE_2D, gl->texture[i]); glPixelStorei(GL_UNPACK_ROW_LENGTH, gl->tex_w); glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, gl->tex_w, gl->tex_h, 0, gl->texture_type, gl->texture_fmt, gl->empty_buf ? gl->empty_buf : NULL); } glBindTexture(GL_TEXTURE_2D, gl->texture[gl->tex_index]); for (unsigned i = 0; i < TEXTURES; i++) { gl->last_width[i] = gl->tex_w; gl->last_height[i] = gl->tex_h; } for (unsigned i = 0; i < TEXTURES; i++) { gl->prev_info[i].tex = gl->texture[(gl->tex_index - (i + 1)) & TEXTURES_MASK]; gl->prev_info[i].input_size[0] = gl->tex_w; gl->prev_info[i].tex_size[0] = gl->tex_w; gl->prev_info[i].input_size[1] = gl->tex_h; gl->prev_info[i].tex_size[1] = gl->tex_h; memcpy(gl->prev_info[i].coord, tex_coords, sizeof(tex_coords)); } // Hook up SDL input driver to get SDL_QUIT events and RESIZE. sdl_input_t *sdl_input = (sdl_input_t*)input_sdl.init(); if (sdl_input) { *input = &input_sdl; *input_data = sdl_input; } else *input = NULL; gl_init_font(gl, g_settings.video.font_path, g_settings.video.font_size); if (!gl_check_error()) { sdlwrap_destroy(); free(gl); return NULL; } return gl; }