/* RetroArch - A frontend for libretro. * Copyright (C) 2010-2014 - Hans-Kristian Arntzen * Copyright (C) 2011-2017 - Daniel De Matteis * Copyright (C) 2016-2019 - Brad Parker * * 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 . */ #include "gfx_display.h" #include "video_coord_array.h" #include "../configuration.h" #include "../verbosity.h" #define PARTICLES_COUNT 100 /* 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 /* Standard reference DPI value, used when determining * DPI-aware scaling factors */ #define REFERENCE_DPI 96.0f /* 'OZONE_SIDEBAR_WIDTH' must be kept in sync * with Ozone driver metrics */ #define OZONE_SIDEBAR_WIDTH 408 /* TODO/FIXME - global that gets referenced outside, * needs to be refactored */ uintptr_t gfx_display_white_texture; static void gfx_display_null_blend_begin(void *data) { } static void gfx_display_null_blend_end(void *data) { } static void gfx_display_null_draw(gfx_display_ctx_draw_t *draw, void *data, unsigned width, unsigned height) { } static void gfx_display_null_draw_pipeline(gfx_display_ctx_draw_t *draw, void *data, unsigned width, unsigned height) { } static bool gfx_display_null_font_init_first( void **font_handle, void *video_data, const char *font_path, float font_size, bool is_threaded) { font_data_t **handle = (font_data_t**)font_handle; if ((*handle = font_driver_init_first(video_data, font_path, font_size, true, is_threaded, FONT_DRIVER_RENDER_DONT_CARE))) return true; return false; } static const float *gfx_display_null_get_default_vertices(void) { static float dummy[16] = {0.0f}; return &dummy[0]; } static const float *gfx_display_null_get_default_tex_coords(void) { static float dummy[16] = {0.0f}; return &dummy[0]; } gfx_display_ctx_driver_t gfx_display_ctx_null = { gfx_display_null_draw, gfx_display_null_draw_pipeline, gfx_display_null_blend_begin, gfx_display_null_blend_end, NULL, /* get_default_mvp */ gfx_display_null_get_default_vertices, gfx_display_null_get_default_tex_coords, gfx_display_null_font_init_first, GFX_VIDEO_DRIVER_GENERIC, "null", false, NULL, NULL }; /* Menu display drivers */ static gfx_display_ctx_driver_t *gfx_display_ctx_drivers[] = { #ifdef HAVE_D3D8 &gfx_display_ctx_d3d8, #endif #ifdef HAVE_D3D9 &gfx_display_ctx_d3d9, #endif #ifdef HAVE_D3D10 &gfx_display_ctx_d3d10, #endif #ifdef HAVE_D3D11 &gfx_display_ctx_d3d11, #endif #ifdef HAVE_D3D12 &gfx_display_ctx_d3d12, #endif #ifdef HAVE_OPENGL &gfx_display_ctx_gl, #endif #ifdef HAVE_OPENGL1 &gfx_display_ctx_gl1, #endif #ifdef HAVE_OPENGL_CORE &gfx_display_ctx_gl_core, #endif #ifdef HAVE_VULKAN &gfx_display_ctx_vulkan, #endif #ifdef HAVE_METAL &gfx_display_ctx_metal, #endif #ifdef HAVE_VITA2D &gfx_display_ctx_vita2d, #endif #ifdef _3DS &gfx_display_ctx_ctr, #endif #ifdef WIIU &gfx_display_ctx_wiiu, #endif #if defined(_WIN32) && !defined(_XBOX) && !defined(__WINRT__) #ifdef HAVE_GDI &gfx_display_ctx_gdi, #endif #endif &gfx_display_ctx_null, NULL, }; static INLINE float gfx_display_scalef(float val, float oldmin, float oldmax, float newmin, float newmax) { return (((val - oldmin) * (newmax - newmin)) / (oldmax - oldmin)) + newmin; } static INLINE float gfx_display_randf(float min, float max) { return (rand() * ((max - min) / (double)RAND_MAX)) + min; } static float gfx_display_get_adjusted_scale_internal( gfx_display_t *p_disp, float base_scale, float scale_factor, unsigned width) { /* Apply user-set scaling factor */ float adjusted_scale = base_scale * scale_factor; #ifdef HAVE_OZONE /* Ozone has a capped scale factor */ if (p_disp->menu_driver_id == MENU_DRIVER_ID_OZONE) { float new_width = (float)width * 0.3333333f; adjusted_scale = (((float)OZONE_SIDEBAR_WIDTH * adjusted_scale) > new_width ? (new_width / (float)OZONE_SIDEBAR_WIDTH) : adjusted_scale); } #endif /* Ensure final scale is 'sane' */ return (adjusted_scale > 0.0001f) ? adjusted_scale : 1.0f; } /* Check if the current menu driver is compatible * with your video driver. */ static bool gfx_display_check_compatibility( enum gfx_display_driver_type type, bool video_is_threaded) { const char *video_driver = video_driver_get_ident(); switch (type) { case GFX_VIDEO_DRIVER_GENERIC: return true; case GFX_VIDEO_DRIVER_OPENGL: if (string_is_equal(video_driver, "gl")) return true; break; case GFX_VIDEO_DRIVER_OPENGL1: if (string_is_equal(video_driver, "gl1")) return true; break; case GFX_VIDEO_DRIVER_OPENGL_CORE: if (string_is_equal(video_driver, "glcore")) return true; break; case GFX_VIDEO_DRIVER_VULKAN: if (string_is_equal(video_driver, "vulkan")) return true; break; case GFX_VIDEO_DRIVER_METAL: if (string_is_equal(video_driver, "metal")) return true; break; case GFX_VIDEO_DRIVER_DIRECT3D8: if (string_is_equal(video_driver, "d3d8")) return true; break; case GFX_VIDEO_DRIVER_DIRECT3D9: if (string_is_equal(video_driver, "d3d9")) return true; break; case GFX_VIDEO_DRIVER_DIRECT3D10: if (string_is_equal(video_driver, "d3d10")) return true; break; case GFX_VIDEO_DRIVER_DIRECT3D11: if (string_is_equal(video_driver, "d3d11")) return true; break; case GFX_VIDEO_DRIVER_DIRECT3D12: if (string_is_equal(video_driver, "d3d12")) return true; break; case GFX_VIDEO_DRIVER_VITA2D: if (string_is_equal(video_driver, "vita2d")) return true; break; case GFX_VIDEO_DRIVER_CTR: if (string_is_equal(video_driver, "ctr")) return true; break; case GFX_VIDEO_DRIVER_WIIU: if (string_is_equal(video_driver, "gx2")) return true; break; case GFX_VIDEO_DRIVER_GDI: if (string_is_equal(video_driver, "gdi")) return true; break; case GFX_VIDEO_DRIVER_SWITCH: if (string_is_equal(video_driver, "switch")) return true; break; } return false; } static float gfx_display_get_dpi_scale_internal(unsigned width, unsigned height) { float dpi; float diagonal_pixels; float pixel_scale; static unsigned last_width = 0; static unsigned last_height = 0; static float scale = 0.0f; static bool scale_cached = false; gfx_ctx_metrics_t metrics; if (scale_cached && (width == last_width) && (height == last_height)) return scale; /* Determine the diagonal 'size' of the display * (or window) in terms of pixels */ diagonal_pixels = (float)sqrt( (double)((width * width) + (height * height))); /* TODO/FIXME: On Mac, calling video_context_driver_get_metrics() * here causes RetroArch to crash (EXC_BAD_ACCESS). This is * unfortunate, and needs to be fixed at the gfx context driver * level. Until this is done, all we can do is fallback to using * the old legacy 'magic number' scaling on Mac platforms. */ #if !defined(HAVE_COCOATOUCH) && (defined(HAVE_COCOA) || defined(HAVE_COCOA_METAL)) if (true) { scale = (diagonal_pixels / 6.5f) / 212.0f; scale_cached = true; last_width = width; last_height = height; return scale; } #endif /* Get pixel scale relative to baseline 1080p display */ pixel_scale = diagonal_pixels / DIAGONAL_PIXELS_1080P; /* Attempt to get display DPI */ metrics.type = DISPLAY_METRIC_DPI; metrics.value = &dpi; if (video_context_driver_get_metrics(&metrics) && (dpi > 0.0f)) { float display_size; float dpi_scale; #if defined(ANDROID) || defined(HAVE_COCOATOUCH) /* Android/iOS devices tell complete lies when * reporting DPI values. From the Android devices * I've had access to, the DPI is generally * overestimated by 17%. All we can do is apply * a blind correction factor... */ dpi = dpi * 0.83f; #endif /* Note: If we are running in windowed mode, this * 'display size' is actually the window size - which * kinda makes a mess of everything. Since we cannot * get fullscreen resolution when running in windowed * mode, there is nothing we can do about this. So just * treat the window as a display, and hope for the best... */ display_size = diagonal_pixels / dpi; dpi_scale = dpi / REFERENCE_DPI; /* Note: We have tried leveraging every possible metric * (and numerous studies on TV/monitor/mobile device * usage habits) to determine an appropriate auto scaling * factor. *None of these 'smart'/technical methods work * consistently in the real world* - there is simply too * much variance. * So instead we have implemented a very fuzzy/loose * method which is crude as can be, but actually has * some semblance of usability... */ if (display_size > 24.0f) { /* DPI scaling fails miserably when using large * displays. Having a UI element that's 1 inch high * on all screens might seem like a good idea - until * you realise that a HTPC user is probably sitting * several metres from their TV, which makes something * 1 inch high virtually invisible. * So we make some assumptions: * - Normal size displays <= 24 inches are probably * PC monitors, with an eye-to-screen distance of * 1 arm length. Under these conditions, fixed size * (DPI scaled) UI elements should be visible for most * users * - Large displays > 24 inches start to encroach on * TV territory. Once we start working with TVs, we * have to consider users sitting on a couch - and * in this situation, we fall back to the age-old * standard of UI elements occupying a fixed fraction * of the display size (i.e. just look at the menu of * any console system for the past decade) * - 24 -> 32 inches is a grey area, where the display * might be a monitor or a TV. Above 32 inches, a TV * is almost a certainty. So we simply lerp between * dpi scaling and pixel scaling as the display size * increases from 24 to 32 */ float fraction = (display_size > 32.0f) ? 32.0f : display_size; fraction = fraction - 24.0f; fraction = fraction / (32.0f - 24.0f); scale = ((1.0f - fraction) * dpi_scale) + (fraction * pixel_scale); } else if (display_size < 12.0f) { /* DPI scaling also fails when using very small * displays - i.e. mobile devices (tablets/phones). * That 1 inch UI element is going to look pretty * dumb on a 5 inch screen in landscape orientation... * We're essentially in the opposite situation to the * TV case above, and it turns out that a similar * solution provides relief: as screen size reduces * from 12 inches to zero, we lerp from dpi scaling * to pixel scaling */ float fraction = display_size / 12.0f; scale = ((1.0f - fraction) * pixel_scale) + (fraction * dpi_scale); } else scale = dpi_scale; } /* If DPI retrieval is unsupported, all we can do * is use the raw pixel scale */ else scale = pixel_scale; scale_cached = true; last_width = width; last_height = height; return scale; } float gfx_display_get_dpi_scale(unsigned width, unsigned height) { static unsigned last_width = 0; static unsigned last_height = 0; static float scale = 0.0f; static bool scale_cached = false; bool scale_updated = false; static float last_menu_scale_factor = 0.0f; static enum menu_driver_id_type last_menu_driver_id = MENU_DRIVER_ID_UNKNOWN; static float adjusted_scale = 1.0f; settings_t *settings = config_get_ptr(); float menu_scale_factor = settings->floats.menu_scale_factor; gfx_display_t *p_disp = disp_get_ptr(); /* Scale is based on display metrics - these are a fixed * hardware property. To minimise performance overheads * we therefore only call video_context_driver_get_metrics() * on first run, or when the current video resolution changes */ if (!scale_cached || (width != last_width) || (height != last_height)) { scale = gfx_display_get_dpi_scale_internal(width, height); scale_cached = true; scale_updated = true; last_width = width; last_height = height; } /* Adjusted scale calculation may also be slow, so * only update if something changes */ if (scale_updated || (menu_scale_factor != last_menu_scale_factor) || (p_disp->menu_driver_id != last_menu_driver_id)) { adjusted_scale = gfx_display_get_adjusted_scale_internal( p_disp, scale, menu_scale_factor, width); last_menu_scale_factor = menu_scale_factor; last_menu_driver_id = p_disp->menu_driver_id; } return adjusted_scale; } float gfx_display_get_widget_dpi_scale( unsigned width, unsigned height, bool fullscreen) { static unsigned last_width = 0; static unsigned last_height = 0; static float scale = 0.0f; static bool scale_cached = false; bool scale_updated = false; static float last_menu_scale_factor = 0.0f; static enum menu_driver_id_type last_menu_driver_id = MENU_DRIVER_ID_UNKNOWN; static float adjusted_scale = 1.0f; settings_t *settings = config_get_ptr(); bool gfx_widget_scale_auto = settings->bools.menu_widget_scale_auto; float _menu_scale_factor = settings->floats.menu_scale_factor; #if (defined(RARCH_CONSOLE) || defined(RARCH_MOBILE)) float menu_widget_scale_factor = settings->floats.menu_widget_scale_factor; #else float menu_widget_scale_factor_fullscreen = settings->floats.menu_widget_scale_factor; float menu_widget_scale_factor_windowed = settings->floats.menu_widget_scale_factor_windowed; float menu_widget_scale_factor = fullscreen ? menu_widget_scale_factor_fullscreen : menu_widget_scale_factor_windowed; #endif gfx_display_t *p_disp = disp_get_ptr(); float menu_scale_factor = menu_widget_scale_factor; if (gfx_widget_scale_auto) { #ifdef HAVE_RGUI /* When using RGUI, _menu_scale_factor * is ignored * > If we are not using a widget scale factor override, * just set menu_scale_factor to 1.0 */ if (p_disp->menu_driver_id == MENU_DRIVER_ID_RGUI) menu_scale_factor = 1.0f; else #endif menu_scale_factor = _menu_scale_factor; } /* Scale is based on display metrics - these are a fixed * hardware property. To minimise performance overheads * we therefore only call video_context_driver_get_metrics() * on first run, or when the current video resolution changes */ if (!scale_cached || (width != last_width) || (height != last_height)) { scale = gfx_display_get_dpi_scale_internal(width, height); scale_cached = true; scale_updated = true; last_width = width; last_height = height; } /* Adjusted scale calculation may also be slow, so * only update if something changes */ if (scale_updated || (menu_scale_factor != last_menu_scale_factor) || (p_disp->menu_driver_id != last_menu_driver_id)) { adjusted_scale = gfx_display_get_adjusted_scale_internal( p_disp, scale, menu_scale_factor, width); last_menu_scale_factor = menu_scale_factor; last_menu_driver_id = p_disp->menu_driver_id; } return adjusted_scale; } float gfx_display_get_widget_pixel_scale( unsigned width, unsigned height, bool fullscreen) { static unsigned last_width = 0; static unsigned last_height = 0; static float scale = 0.0f; static bool scale_cached = false; bool scale_updated = false; static float last_menu_scale_factor = 0.0f; static enum menu_driver_id_type last_menu_driver_id = MENU_DRIVER_ID_UNKNOWN; static float adjusted_scale = 1.0f; settings_t *settings = config_get_ptr(); bool gfx_widget_scale_auto = settings->bools.menu_widget_scale_auto; float _menu_scale_factor = settings->floats.menu_scale_factor; #if (defined(RARCH_CONSOLE) || defined(RARCH_MOBILE)) float menu_widget_scale_factor = settings->floats.menu_widget_scale_factor; #else float menu_widget_scale_factor_fullscreen = settings->floats.menu_widget_scale_factor; float menu_widget_scale_factor_windowed = settings->floats.menu_widget_scale_factor_windowed; float menu_widget_scale_factor = fullscreen ? menu_widget_scale_factor_fullscreen : menu_widget_scale_factor_windowed; #endif gfx_display_t *p_disp = disp_get_ptr(); float menu_scale_factor = menu_widget_scale_factor; if (gfx_widget_scale_auto) { #ifdef HAVE_RGUI /* When using RGUI, _menu_scale_factor * is ignored * > If we are not using a widget scale factor override, * just set menu_scale_factor to 1.0 */ if (p_disp->menu_driver_id == MENU_DRIVER_ID_RGUI) menu_scale_factor = 1.0f; else #endif menu_scale_factor = _menu_scale_factor; } /* We need to perform a square root here, which * can be slow on some platforms (not *slow*, but * it involves enough work that it's worth trying * to optimise). We therefore cache the pixel scale, * and only update on first run or when the video * size changes */ if (!scale_cached || (width != last_width) || (height != last_height)) { /* Baseline reference is a 1080p display */ scale = (float)( sqrt((double)((width * width) + (height * height))) / DIAGONAL_PIXELS_1080P); scale_cached = true; scale_updated = true; last_width = width; last_height = height; } /* Adjusted scale calculation may also be slow, so * only update if something changes */ if (scale_updated || (menu_scale_factor != last_menu_scale_factor) || (p_disp->menu_driver_id != last_menu_driver_id)) { adjusted_scale = gfx_display_get_adjusted_scale_internal( p_disp, scale, menu_scale_factor, width); last_menu_scale_factor = menu_scale_factor; last_menu_driver_id = p_disp->menu_driver_id; } return adjusted_scale; } /* Begin scissoring operation */ void gfx_display_scissor_begin(void *userdata, unsigned video_width, unsigned video_height, int x, int y, unsigned width, unsigned height) { gfx_display_t *p_disp = disp_get_ptr(); gfx_display_ctx_driver_t *dispctx = p_disp->dispctx; if (dispctx && dispctx->scissor_begin) { if (y < 0) { if (height < (unsigned)(-y)) height = 0; else height += y; y = 0; } if (x < 0) { if (width < (unsigned)(-x)) width = 0; else width += x; x = 0; } if (y >= (int)video_height) { height = 0; y = 0; } if (x >= (int)video_width) { width = 0; x = 0; } if ((y + height) > video_height) height = video_height - y; if ((x + width) > video_width) width = video_width - x; dispctx->scissor_begin(userdata, video_width, video_height, x, y, width, height); } } /* End scissoring operation */ void gfx_display_scissor_end( void *userdata, unsigned video_width, unsigned video_height ) { gfx_display_t *p_disp = disp_get_ptr(); gfx_display_ctx_driver_t *dispctx = p_disp->dispctx; if (dispctx && dispctx->scissor_end) dispctx->scissor_end(userdata, video_width, video_height); } font_data_t *gfx_display_font_file( char* fontpath, float menu_font_size, bool is_threaded) { font_data_t *font_data = NULL; float font_size = menu_font_size; gfx_display_t *p_disp = disp_get_ptr(); gfx_display_ctx_driver_t *dispctx = p_disp->dispctx; if (!dispctx) return NULL; /* Font size must be at least 2, or font_init_first() * will generate a heap-buffer-overflow when using * many font drivers */ font_size = (font_size > 2.0f) ? font_size : 2.0f; if (!dispctx->font_init_first((void**)&font_data, video_driver_get_ptr(false), fontpath, font_size, is_threaded)) return NULL; return font_data; } void gfx_display_draw_bg(gfx_display_ctx_draw_t *draw, void *userdata, bool add_opacity_to_wallpaper, float override_opacity) { static struct video_coords coords; const float *new_vertex = NULL; const float *new_tex_coord = NULL; gfx_display_t *p_disp = disp_get_ptr(); gfx_display_ctx_driver_t *dispctx = p_disp->dispctx; if (!dispctx || !draw) return; new_vertex = draw->vertex; new_tex_coord = draw->tex_coord; if (!new_vertex && dispctx->get_default_vertices) new_vertex = dispctx->get_default_vertices(); if (!new_tex_coord && dispctx->get_default_tex_coords) new_tex_coord = dispctx->get_default_tex_coords(); coords.vertices = (unsigned)draw->vertex_count; coords.vertex = new_vertex; coords.tex_coord = new_tex_coord; coords.lut_tex_coord = new_tex_coord; coords.color = (const float*)draw->color; draw->coords = &coords; draw->scale_factor = 1.0f; draw->rotation = 0.0f; if (draw->texture) add_opacity_to_wallpaper = true; if (add_opacity_to_wallpaper) gfx_display_set_alpha(draw->color, override_opacity); if (!draw->texture) draw->texture = gfx_display_white_texture; if (dispctx && dispctx->get_default_mvp) draw->matrix_data = (math_matrix_4x4*)dispctx->get_default_mvp( userdata); } void gfx_display_draw_quad( void *data, unsigned video_width, unsigned video_height, int x, int y, unsigned w, unsigned h, unsigned width, unsigned height, float *color) { gfx_display_t *p_disp = disp_get_ptr(); gfx_display_ctx_driver_t *dispctx = p_disp->dispctx; if (dispctx) { gfx_display_ctx_draw_t draw; struct video_coords coords; coords.vertices = 4; coords.vertex = NULL; coords.tex_coord = NULL; coords.lut_tex_coord = NULL; coords.color = color; draw.x = x; draw.y = (int)height - y - (int)h; draw.width = w; draw.height = h; draw.coords = &coords; draw.matrix_data = NULL; draw.texture = gfx_display_white_texture; draw.prim_type = GFX_DISPLAY_PRIM_TRIANGLESTRIP; draw.pipeline_id = 0; draw.scale_factor = 1.0f; draw.rotation = 0.0f; if (draw.height > 0 && draw.width > 0) { if (dispctx->blend_begin) dispctx->blend_begin(data); if (dispctx->draw) dispctx->draw(&draw, data, video_width, video_height); if (dispctx->blend_end) dispctx->blend_end(data); } } } void gfx_display_draw_polygon( void *userdata, unsigned video_width, unsigned video_height, int x1, int y1, int x2, int y2, int x3, int y3, int x4, int y4, unsigned width, unsigned height, float *color) { gfx_display_t *p_disp = disp_get_ptr(); gfx_display_ctx_driver_t *dispctx = p_disp->dispctx; if (dispctx) { float vertex[8]; gfx_display_ctx_draw_t draw; struct video_coords coords; vertex[0] = x1 / (float)width; vertex[1] = y1 / (float)height; vertex[2] = x2 / (float)width; vertex[3] = y2 / (float)height; vertex[4] = x3 / (float)width; vertex[5] = y3 / (float)height; vertex[6] = x4 / (float)width; vertex[7] = y4 / (float)height; coords.vertices = 4; coords.vertex = &vertex[0]; coords.tex_coord = NULL; coords.lut_tex_coord = NULL; coords.color = color; draw.x = 0; draw.y = 0; draw.width = width; draw.height = height; draw.coords = &coords; draw.matrix_data = NULL; draw.texture = gfx_display_white_texture; draw.prim_type = GFX_DISPLAY_PRIM_TRIANGLESTRIP; draw.pipeline_id = 0; draw.scale_factor = 1.0f; draw.rotation = 0.0f; if (draw.height > 0 && draw.width > 0) { if (dispctx->blend_begin) dispctx->blend_begin(userdata); if (dispctx->draw) dispctx->draw(&draw, userdata, video_width, video_height); if (dispctx->blend_end) dispctx->blend_end(userdata); } } } static void gfx_display_draw_texture( gfx_display_t *p_disp, gfx_display_ctx_driver_t *dispctx, void *userdata, unsigned video_width, unsigned video_height, int x, int y, unsigned w, unsigned h, unsigned width, unsigned height, float *color, uintptr_t texture, gfx_display_ctx_draw_t *draw ) { draw->width = w; draw->height = h; draw->prim_type = GFX_DISPLAY_PRIM_TRIANGLESTRIP; draw->pipeline_id = 0; draw->texture = texture; draw->x = x; draw->y = height - y; if (dispctx && dispctx->draw) if (draw->width > 0 && draw->height > 0) dispctx->draw(draw, userdata, video_width, video_height); } /* Draw the texture split into 9 sections, without scaling the corners. * The middle sections will only scale in the X axis, and the side * sections will only scale in the Y axis. */ void gfx_display_draw_texture_slice( 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) { gfx_display_ctx_draw_t draw; gfx_display_ctx_rotate_draw_t rotate_draw; struct video_coords coords; math_matrix_4x4 mymat; unsigned i; gfx_display_t *p_disp = disp_get_ptr(); gfx_display_ctx_driver_t *dispctx = p_disp->dispctx; float V_BL[2], V_BR[2], V_TL[2], V_TR[2], T_BL[2], T_BR[2], T_TL[2], T_TR[2]; /* To prevent visible seams between the corners and * middle segments of the sliced texture, the texture * must be scaled such that its effective size (before * expansion of the middle segments) is no greater than * the requested display size. * > This is consequence of the way textures are rendered * in hardware... * > Whenever an image is scaled, the colours at the * transparent edges get interpolated, which means * the colours of the transparent pixels themselves bleed * into the visible area. * > This effectively 'blurs' anything that gets scaled * [SIDE NOTE: this causes additional issues if the transparent * pixels have the wrong colour - i.e. if they are black, * every edge gets a nasty dark border...] * > This burring is a problem because (by design) the corners * of the sliced texture are drawn at native resolution, * whereas the middle segments are stretched to fit the * requested dimensions. Consequently, the corners are sharp * while the middle segments are blurred. * > When *upscaling* the middle segments (i.e. display size * greater than texture size), the visible effects of this * are mostly imperceptible. * > When *downscaling* them, however, the interpolation effects * completely dominate the output image - creating an ugly * transition between the corners and middle parts. * > Since this is a property of hardware rendering, it is not * practical to fix this 'properly'... * > However: An effective workaround is to force downscaling of * the entire texture (including corners) whenever the * requested display size is less than the texture dimensions. * > This blurs the corners enough that the corner/middle * transitions are essentially invisible. */ float max_scale_w = (float)new_w / (float)w; float max_scale_h = (float)new_h / (float)h; /* Find the minimum of scale_factor, max_scale_w, max_scale_h */ float slice_scale = (scale_factor < max_scale_w) ? (scale_factor < max_scale_h) ? scale_factor : max_scale_h : (max_scale_w < max_scale_h) ? max_scale_w : max_scale_h; /* need space for the coordinates of two triangles in a strip, * so 8 vertices */ float tex_coord[8]; float vert_coord[8]; float colors[16]; /* normalized width/height of the amount to offset from the corners, * for both the vertex and texture coordinates */ float vert_woff = (offset * slice_scale) / (float)width; float vert_hoff = (offset * slice_scale) / (float)height; float tex_woff = offset / (float)w; float tex_hoff = offset / (float)h; /* the width/height of the middle sections of both the scaled and original image */ float vert_scaled_mid_width = (new_w - (offset * slice_scale * 2)) / (float)width; float vert_scaled_mid_height = (new_h - (offset * slice_scale * 2)) / (float)height; float tex_mid_width = (w - (offset * 2)) / (float)w; float tex_mid_height = (h - (offset * 2)) / (float)h; /* normalized coordinates for the start position of the image */ float norm_x = x / (float)width; float norm_y = (height - y) / (float)height; /* the four vertices of the top-left corner of the image, * used as a starting point for all the other sections */ V_BL[0] = norm_x; V_BL[1] = norm_y; V_BR[0] = norm_x + vert_woff; V_BR[1] = norm_y; V_TL[0] = norm_x; V_TL[1] = norm_y + vert_hoff; V_TR[0] = norm_x + vert_woff; V_TR[1] = norm_y + vert_hoff; T_BL[0] = 0.0f; T_BL[1] = tex_hoff; T_BR[0] = tex_woff; T_BR[1] = tex_hoff; T_TL[0] = 0.0f; T_TL[1] = 0.0f; T_TR[0] = tex_woff; T_TR[1] = 0.0f; for (i = 0; i < (16 * sizeof(float)) / sizeof(colors[0]); i++) colors[i] = 1.0f; rotate_draw.matrix = &mymat; rotate_draw.rotation = 0.0; rotate_draw.scale_x = 1.0; rotate_draw.scale_y = 1.0; rotate_draw.scale_z = 1; rotate_draw.scale_enable = true; coords.vertices = 4; coords.vertex = vert_coord; coords.tex_coord = tex_coord; coords.lut_tex_coord = NULL; draw.width = width; draw.height = height; draw.coords = &coords; draw.matrix_data = &mymat; draw.prim_type = GFX_DISPLAY_PRIM_TRIANGLESTRIP; draw.pipeline_id = 0; coords.color = (const float*)(color == NULL ? colors : color); gfx_display_rotate_z(&rotate_draw, userdata); draw.texture = texture; draw.x = 0; draw.y = 0; /* vertex coords are specfied bottom-up in this order: BL BR TL TR */ /* texture coords are specfied top-down in this order: BL BR TL TR */ /* If someone wants to change this to not draw several times, the * coordinates will need to be modified because of the triangle strip usage. */ /* top-left corner */ vert_coord[0] = V_BL[0]; vert_coord[1] = V_BL[1]; vert_coord[2] = V_BR[0]; vert_coord[3] = V_BR[1]; vert_coord[4] = V_TL[0]; vert_coord[5] = V_TL[1]; vert_coord[6] = V_TR[0]; vert_coord[7] = V_TR[1]; tex_coord[0] = T_BL[0]; tex_coord[1] = T_BL[1]; tex_coord[2] = T_BR[0]; tex_coord[3] = T_BR[1]; tex_coord[4] = T_TL[0]; tex_coord[5] = T_TL[1]; tex_coord[6] = T_TR[0]; tex_coord[7] = T_TR[1]; if (dispctx && dispctx->draw) if (draw.width > 0 && draw.height > 0) dispctx->draw(&draw, userdata, video_width, video_height); /* top-middle section */ vert_coord[0] = V_BL[0] + vert_woff; vert_coord[1] = V_BL[1]; vert_coord[2] = V_BR[0] + vert_scaled_mid_width; vert_coord[3] = V_BR[1]; vert_coord[4] = V_TL[0] + vert_woff; vert_coord[5] = V_TL[1]; vert_coord[6] = V_TR[0] + vert_scaled_mid_width; vert_coord[7] = V_TR[1]; tex_coord[0] = T_BL[0] + tex_woff; tex_coord[1] = T_BL[1]; tex_coord[2] = T_BR[0] + tex_mid_width; tex_coord[3] = T_BR[1]; tex_coord[4] = T_TL[0] + tex_woff; tex_coord[5] = T_TL[1]; tex_coord[6] = T_TR[0] + tex_mid_width; tex_coord[7] = T_TR[1]; if (dispctx && dispctx->draw) if (draw.width > 0 && draw.height > 0) dispctx->draw(&draw, userdata, video_width, video_height); /* top-right corner */ vert_coord[0] = V_BL[0] + vert_woff + vert_scaled_mid_width; vert_coord[1] = V_BL[1]; vert_coord[2] = V_BR[0] + vert_scaled_mid_width + vert_woff; vert_coord[3] = V_BR[1]; vert_coord[4] = V_TL[0] + vert_woff + vert_scaled_mid_width; vert_coord[5] = V_TL[1]; vert_coord[6] = V_TR[0] + vert_scaled_mid_width + vert_woff; vert_coord[7] = V_TR[1]; tex_coord[0] = T_BL[0] + tex_woff + tex_mid_width; tex_coord[1] = T_BL[1]; tex_coord[2] = T_BR[0] + tex_mid_width + tex_woff; tex_coord[3] = T_BR[1]; tex_coord[4] = T_TL[0] + tex_woff + tex_mid_width; tex_coord[5] = T_TL[1]; tex_coord[6] = T_TR[0] + tex_mid_width + tex_woff; tex_coord[7] = T_TR[1]; if (dispctx && dispctx->draw) if (draw.width > 0 && draw.height > 0) dispctx->draw(&draw, userdata, video_width, video_height); /* middle-left section */ vert_coord[0] = V_BL[0]; vert_coord[1] = V_BL[1] - vert_scaled_mid_height; vert_coord[2] = V_BR[0]; vert_coord[3] = V_BR[1] - vert_scaled_mid_height; vert_coord[4] = V_TL[0]; vert_coord[5] = V_TL[1] - vert_hoff; vert_coord[6] = V_TR[0]; vert_coord[7] = V_TR[1] - vert_hoff; tex_coord[0] = T_BL[0]; tex_coord[1] = T_BL[1] + tex_mid_height; tex_coord[2] = T_BR[0]; tex_coord[3] = T_BR[1] + tex_mid_height; tex_coord[4] = T_TL[0]; tex_coord[5] = T_TL[1] + tex_hoff; tex_coord[6] = T_TR[0]; tex_coord[7] = T_TR[1] + tex_hoff; if (dispctx && dispctx->draw) if (draw.width > 0 && draw.height > 0) dispctx->draw(&draw, userdata, video_width, video_height); /* center section */ vert_coord[0] = V_BL[0] + vert_woff; vert_coord[1] = V_BL[1] - vert_scaled_mid_height; vert_coord[2] = V_BR[0] + vert_scaled_mid_width; vert_coord[3] = V_BR[1] - vert_scaled_mid_height; vert_coord[4] = V_TL[0] + vert_woff; vert_coord[5] = V_TL[1] - vert_hoff; vert_coord[6] = V_TR[0] + vert_scaled_mid_width; vert_coord[7] = V_TR[1] - vert_hoff; tex_coord[0] = T_BL[0] + tex_woff; tex_coord[1] = T_BL[1] + tex_mid_height; tex_coord[2] = T_BR[0] + tex_mid_width; tex_coord[3] = T_BR[1] + tex_mid_height; tex_coord[4] = T_TL[0] + tex_woff; tex_coord[5] = T_TL[1] + tex_hoff; tex_coord[6] = T_TR[0] + tex_mid_width; tex_coord[7] = T_TR[1] + tex_hoff; if (dispctx && dispctx->draw) if (draw.width > 0 && draw.height > 0) dispctx->draw(&draw, userdata, video_width, video_height); /* middle-right section */ vert_coord[0] = V_BL[0] + vert_woff + vert_scaled_mid_width; vert_coord[1] = V_BL[1] - vert_scaled_mid_height; vert_coord[2] = V_BR[0] + vert_woff + vert_scaled_mid_width; vert_coord[3] = V_BR[1] - vert_scaled_mid_height; vert_coord[4] = V_TL[0] + vert_woff + vert_scaled_mid_width; vert_coord[5] = V_TL[1] - vert_hoff; vert_coord[6] = V_TR[0] + vert_woff + vert_scaled_mid_width; vert_coord[7] = V_TR[1] - vert_hoff; tex_coord[0] = T_BL[0] + tex_woff + tex_mid_width; tex_coord[1] = T_BL[1] + tex_mid_height; tex_coord[2] = T_BR[0] + tex_woff + tex_mid_width; tex_coord[3] = T_BR[1] + tex_mid_height; tex_coord[4] = T_TL[0] + tex_woff + tex_mid_width; tex_coord[5] = T_TL[1] + tex_hoff; tex_coord[6] = T_TR[0] + tex_woff + tex_mid_width; tex_coord[7] = T_TR[1] + tex_hoff; if (dispctx && dispctx->draw) if (draw.width > 0 && draw.height > 0) dispctx->draw(&draw, userdata, video_width, video_height); /* bottom-left corner */ vert_coord[0] = V_BL[0]; vert_coord[1] = V_BL[1] - vert_hoff - vert_scaled_mid_height; vert_coord[2] = V_BR[0]; vert_coord[3] = V_BR[1] - vert_hoff - vert_scaled_mid_height; vert_coord[4] = V_TL[0]; vert_coord[5] = V_TL[1] - vert_hoff - vert_scaled_mid_height; vert_coord[6] = V_TR[0]; vert_coord[7] = V_TR[1] - vert_hoff - vert_scaled_mid_height; tex_coord[0] = T_BL[0]; tex_coord[1] = T_BL[1] + tex_hoff + tex_mid_height; tex_coord[2] = T_BR[0]; tex_coord[3] = T_BR[1] + tex_hoff + tex_mid_height; tex_coord[4] = T_TL[0]; tex_coord[5] = T_TL[1] + tex_hoff + tex_mid_height; tex_coord[6] = T_TR[0]; tex_coord[7] = T_TR[1] + tex_hoff + tex_mid_height; if (dispctx && dispctx->draw) if (draw.width > 0 && draw.height > 0) dispctx->draw(&draw, userdata, video_width, video_height); /* bottom-middle section */ vert_coord[0] = V_BL[0] + vert_woff; vert_coord[1] = V_BL[1] - vert_hoff - vert_scaled_mid_height; vert_coord[2] = V_BR[0] + vert_scaled_mid_width; vert_coord[3] = V_BR[1] - vert_hoff - vert_scaled_mid_height; vert_coord[4] = V_TL[0] + vert_woff; vert_coord[5] = V_TL[1] - vert_hoff - vert_scaled_mid_height; vert_coord[6] = V_TR[0] + vert_scaled_mid_width; vert_coord[7] = V_TR[1] - vert_hoff - vert_scaled_mid_height; tex_coord[0] = T_BL[0] + tex_woff; tex_coord[1] = T_BL[1] + tex_hoff + tex_mid_height; tex_coord[2] = T_BR[0] + tex_mid_width; tex_coord[3] = T_BR[1] + tex_hoff + tex_mid_height; tex_coord[4] = T_TL[0] + tex_woff; tex_coord[5] = T_TL[1] + tex_hoff + tex_mid_height; tex_coord[6] = T_TR[0] + tex_mid_width; tex_coord[7] = T_TR[1] + tex_hoff + tex_mid_height; if (dispctx && dispctx->draw) if (draw.width > 0 && draw.height > 0) dispctx->draw(&draw, userdata, video_width, video_height); /* bottom-right corner */ vert_coord[0] = V_BL[0] + vert_woff + vert_scaled_mid_width; vert_coord[1] = V_BL[1] - vert_hoff - vert_scaled_mid_height; vert_coord[2] = V_BR[0] + vert_scaled_mid_width + vert_woff; vert_coord[3] = V_BR[1] - vert_hoff - vert_scaled_mid_height; vert_coord[4] = V_TL[0] + vert_woff + vert_scaled_mid_width; vert_coord[5] = V_TL[1] - vert_hoff - vert_scaled_mid_height; vert_coord[6] = V_TR[0] + vert_scaled_mid_width + vert_woff; vert_coord[7] = V_TR[1] - vert_hoff - vert_scaled_mid_height; tex_coord[0] = T_BL[0] + tex_woff + tex_mid_width; tex_coord[1] = T_BL[1] + tex_hoff + tex_mid_height; tex_coord[2] = T_BR[0] + tex_woff + tex_mid_width; tex_coord[3] = T_BR[1] + tex_hoff + tex_mid_height; tex_coord[4] = T_TL[0] + tex_woff + tex_mid_width; tex_coord[5] = T_TL[1] + tex_hoff + tex_mid_height; tex_coord[6] = T_TR[0] + tex_woff + tex_mid_width; tex_coord[7] = T_TR[1] + tex_hoff + tex_mid_height; if (dispctx && dispctx->draw) if (draw.width > 0 && draw.height > 0) dispctx->draw(&draw, userdata, video_width, video_height); } void gfx_display_rotate_z(gfx_display_ctx_rotate_draw_t *draw, void *data) { math_matrix_4x4 matrix_rotated, matrix_scaled; math_matrix_4x4 *b = NULL; gfx_display_t *p_disp = disp_get_ptr(); gfx_display_ctx_driver_t *dispctx = p_disp->dispctx; if ( !draw || !dispctx || !dispctx->get_default_mvp || dispctx->handles_transform ) return; b = (math_matrix_4x4*)dispctx->get_default_mvp(data); if (!b) return; matrix_4x4_rotate_z(matrix_rotated, draw->rotation); matrix_4x4_multiply(*draw->matrix, matrix_rotated, *b); if (!draw->scale_enable) return; matrix_4x4_scale(matrix_scaled, draw->scale_x, draw->scale_y, draw->scale_z); matrix_4x4_multiply(*draw->matrix, matrix_scaled, *draw->matrix); } /* * Draw a hardware cursor on top of the screen for the mouse. */ void gfx_display_draw_cursor( 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) { gfx_display_ctx_draw_t draw; struct video_coords coords; gfx_display_t *p_disp = disp_get_ptr(); gfx_display_ctx_driver_t *dispctx = p_disp->dispctx; if (!cursor_visible) return; coords.vertices = 4; coords.vertex = NULL; coords.tex_coord = NULL; coords.lut_tex_coord = NULL; coords.color = (const float*)color; draw.x = x - (cursor_size / 2); draw.y = (int)height - y - (cursor_size / 2); draw.width = cursor_size; draw.height = cursor_size; draw.coords = &coords; draw.matrix_data = NULL; draw.texture = texture; draw.prim_type = GFX_DISPLAY_PRIM_TRIANGLESTRIP; draw.pipeline_id = 0; if (dispctx) { if (dispctx->blend_begin) dispctx->blend_begin(userdata); if (dispctx->draw) dispctx->draw(&draw, userdata, video_width, video_height); if (dispctx->blend_end) dispctx->blend_end(userdata); } } void gfx_display_push_quad( unsigned width, unsigned height, const float *colors, int x1, int y1, int x2, int y2) { float vertex[8]; video_coords_t coords; const float *coord_draw_ptr = NULL; gfx_display_t *p_disp = disp_get_ptr(); video_coord_array_t *p_dispca = &p_disp->dispca; gfx_display_ctx_driver_t *dispctx = p_disp->dispctx; vertex[0] = x1 / (float)width; vertex[1] = y1 / (float)height; vertex[2] = x2 / (float)width; vertex[3] = y1 / (float)height; vertex[4] = x1 / (float)width; vertex[5] = y2 / (float)height; vertex[6] = x2 / (float)width; vertex[7] = y2 / (float)height; if (dispctx && dispctx->get_default_tex_coords) coord_draw_ptr = dispctx->get_default_tex_coords(); coords.color = colors; coords.vertex = vertex; coords.tex_coord = coord_draw_ptr; coords.lut_tex_coord = coord_draw_ptr; coords.vertices = 3; video_coord_array_append(p_dispca, &coords, 3); coords.color += 4; coords.vertex += 2; coords.tex_coord += 2; coords.lut_tex_coord += 2; video_coord_array_append(p_dispca, &coords, 3); } void gfx_display_snow( int16_t pointer_x, int16_t pointer_y, int width, int height) { struct display_particle { float x, y; float xspeed, yspeed; float alpha; bool alive; }; static struct display_particle particles[PARTICLES_COUNT] = {{0}}; static int timeout = 0; unsigned i, max_gen = 2; for (i = 0; i < PARTICLES_COUNT; ++i) { struct display_particle *p = (struct display_particle*)&particles[i]; if (p->alive) { p->y += p->yspeed; p->x += gfx_display_scalef( pointer_x, 0, width, -0.3, 0.3); p->x += p->xspeed; p->alive = p->y >= 0 && p->y < height && p->x >= 0 && p->x < width; } else if (max_gen > 0 && timeout <= 0) { p->xspeed = gfx_display_randf(-0.2, 0.2); p->yspeed = gfx_display_randf(1, 2); p->y = 0; p->x = rand() % width; p->alpha = (float)rand() / (float)RAND_MAX; p->alive = true; max_gen--; } } if (max_gen == 0) timeout = 3; else timeout--; for (i = 0; i < PARTICLES_COUNT; ++i) { unsigned j; float alpha, colors[16]; struct display_particle *p = &particles[i]; if (!p->alive) continue; alpha = gfx_display_randf(0, 100) > 90 ? p->alpha/2 : p->alpha; for (j = 0; j < 16; j++) { colors[j] = 1; if (j == 3 || j == 7 || j == 11 || j == 15) colors[j] = alpha; } gfx_display_push_quad(width, height, colors, p->x-2, p->y-2, p->x+2, p->y+2); j++; } } /* Setup: Initializes the font associated * to the menu driver */ font_data_t *gfx_display_font( enum application_special_type type, float menu_font_size, bool is_threaded) { char fontpath[PATH_MAX_LENGTH]; gfx_display_t *p_disp = disp_get_ptr(); gfx_display_ctx_driver_t *dispctx = p_disp->dispctx; if (!dispctx) return NULL; fontpath[0] = '\0'; fill_pathname_application_special( fontpath, sizeof(fontpath), type); return gfx_display_font_file(fontpath, menu_font_size, is_threaded); } /* 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) { unsigned i; int ptr_width = width / 11; int ptr_height = height / 10; if (ptr_width >= ptr_height) ptr_width = ptr_height; for (i = 0; i < 44; i++) { int line_y = (i / 11)*height/10.0; int ptr_x = width/2.0 - (11*ptr_width)/2.0 + (i % 11) * ptr_width; int ptr_y = height/2.0 + ptr_height*1.5 + line_y - ptr_height; if (x > ptr_x && x < ptr_x + ptr_width && y > ptr_y && y < ptr_y + ptr_height) return i; } return -1; } /* Get the display framebuffer's size dimensions. */ void gfx_display_get_fb_size(unsigned *fb_width, unsigned *fb_height, size_t *fb_pitch) { gfx_display_t *p_disp = disp_get_ptr(); *fb_width = p_disp->framebuf_width; *fb_height = p_disp->framebuf_height; *fb_pitch = p_disp->framebuf_pitch; } /* Set the display framebuffer's width. */ void gfx_display_set_width(unsigned width) { gfx_display_t *p_disp = disp_get_ptr(); p_disp->framebuf_width = width; } /* Set the display framebuffer's height. */ void gfx_display_set_height(unsigned height) { gfx_display_t *p_disp = disp_get_ptr(); p_disp->framebuf_height = height; } void gfx_display_set_header_height(unsigned height) { gfx_display_t *p_disp = disp_get_ptr(); p_disp->header_height = height; } unsigned gfx_display_get_header_height(void) { gfx_display_t *p_disp = disp_get_ptr(); return p_disp->header_height; } void gfx_display_set_framebuffer_pitch(size_t pitch) { gfx_display_t *p_disp = disp_get_ptr(); p_disp->framebuf_pitch = pitch; } bool gfx_display_get_msg_force(void) { gfx_display_t *p_disp = disp_get_ptr(); return p_disp->msg_force; } void gfx_display_set_msg_force(bool state) { gfx_display_t *p_disp = disp_get_ptr(); p_disp->msg_force = state; } /* Checks if the display framebuffer has its 'dirty flag' set. This * means that the current contents of the framebuffer has changed * and that it has to be rendered to the screen. */ bool gfx_display_get_framebuffer_dirty_flag(void) { gfx_display_t *p_disp = disp_get_ptr(); return p_disp->framebuf_dirty; } /* Set the display framebuffer's 'dirty flag'. */ void gfx_display_set_framebuffer_dirty_flag(void) { gfx_display_t *p_disp = disp_get_ptr(); p_disp->framebuf_dirty = true; } /* Unset the display framebufer's 'dirty flag'. */ void gfx_display_unset_framebuffer_dirty_flag(void) { gfx_display_t *p_disp = disp_get_ptr(); p_disp->framebuf_dirty = false; } void gfx_display_draw_keyboard( void *userdata, unsigned video_width, unsigned video_height, uintptr_t hover_texture, const font_data_t *font, char *grid[], unsigned id, unsigned text_color) { unsigned i; int ptr_width, ptr_height; gfx_display_t *p_disp = disp_get_ptr(); gfx_display_ctx_driver_t *dispctx = p_disp->dispctx; static float white[16] = { 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, }; static float osk_dark[16] = { 0.00, 0.00, 0.00, 0.85, 0.00, 0.00, 0.00, 0.85, 0.00, 0.00, 0.00, 0.85, 0.00, 0.00, 0.00, 0.85, }; struct video_coords coords; gfx_display_ctx_draw_t draw; math_matrix_4x4 mymat; gfx_display_ctx_rotate_draw_t rotate_draw; rotate_draw.matrix = &mymat; rotate_draw.rotation = 0.0; rotate_draw.scale_x = 1.0; rotate_draw.scale_y = 1.0; rotate_draw.scale_z = 1; rotate_draw.scale_enable = true; coords.vertices = 4; coords.vertex = NULL; coords.tex_coord = NULL; coords.lut_tex_coord = NULL; coords.color = (const float*)&white[0]; gfx_display_draw_quad( userdata, video_width, video_height, 0, video_height / 2.0, video_width, video_height / 2.0, video_width, video_height, &osk_dark[0]); ptr_width = video_width / 11; ptr_height = video_height / 10; if (ptr_width >= ptr_height) ptr_width = ptr_height; gfx_display_rotate_z(&rotate_draw, userdata); draw.coords = &coords; draw.matrix_data = &mymat; for (i = 0; i < 44; i++) { int line_y = (i / 11) * video_height / 10.0; unsigned color = 0xffffffff; if (i == id) { if (dispctx && dispctx->blend_begin) dispctx->blend_begin(userdata); gfx_display_draw_texture( p_disp, dispctx, userdata, video_width, video_height, video_width / 2.0 - (11 * ptr_width) / 2.0 + (i % 11) * ptr_width, video_height / 2.0 + ptr_height * 1.5 + line_y, ptr_width, ptr_height, video_width, video_height, &white[0], hover_texture, &draw ); if (dispctx && dispctx->blend_end) dispctx->blend_end(userdata); color = text_color; } gfx_display_draw_text(font, grid[i], video_width/2.0 - (11*ptr_width)/2.0 + (i % 11) * ptr_width + ptr_width/2.0, video_height / 2.0 + ptr_height + line_y + font->size / 3, video_width, video_height, color, TEXT_ALIGN_CENTER, 1.0f, false, 0, false); } } /* Draw text on top of the screen */ 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, bool shadows_enable, float shadow_offset, bool draw_outside) { struct font_params params; if ((color & 0x000000FF) == 0) return; /* Don't draw outside of the screen */ if (!draw_outside && ((x < -64 || x > width + 64) || (y < -64 || y > height + 64)) ) return; params.x = x / width; params.y = 1.0f - y / height; params.scale = scale; params.drop_mod = 0.0f; params.drop_x = 0.0f; params.drop_y = 0.0f; params.color = color; params.full_screen = true; params.text_align = text_align; if (shadows_enable) { params.drop_x = shadow_offset; params.drop_y = -shadow_offset; params.drop_alpha = 0.35f; } video_driver_set_osd_msg(text, ¶ms, (void*)font); } 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) { char texpath[PATH_MAX_LENGTH]; struct texture_image ti; texpath[0] = '\0'; ti.width = 0; ti.height = 0; ti.pixels = NULL; ti.supports_rgba = video_driver_supports_rgba(); if (string_is_empty(texture_path)) return false; fill_pathname_join(texpath, iconpath, texture_path, sizeof(texpath)); if (!path_is_valid(texpath)) return false; if (!image_texture_load(&ti, texpath)) return false; if (width) *width = ti.width; if (height) *height = ti.height; video_driver_texture_load(&ti, filter_type, item); image_texture_free(&ti); return true; } 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) { struct texture_image ti; ti.width = 0; ti.height = 0; ti.pixels = NULL; ti.supports_rgba = video_driver_supports_rgba(); if (!image_texture_load_buffer(&ti, image_type, buffer, buffer_len)) return false; if (width) *width = ti.width; if (height) *height = ti.height; /* if the poke interface doesn't support texture load then return false */ if (!video_driver_texture_load(&ti, filter_type, item)) return false; image_texture_free(&ti); return true; } /* Teardown; deinitializes and frees all * fonts associated to the display driver */ void gfx_display_font_free(font_data_t *font) { font_driver_free(font); } void gfx_display_init_white_texture(uintptr_t white_texture) { struct texture_image ti; static const uint8_t white_data[] = { 0xff, 0xff, 0xff, 0xff }; ti.width = 1; ti.height = 1; ti.pixels = (uint32_t*)&white_data; video_driver_texture_load(&ti, TEXTURE_FILTER_NEAREST, &gfx_display_white_texture); } void gfx_display_free(void) { gfx_display_t *p_disp = disp_get_ptr(); video_coord_array_free(&p_disp->dispca); p_disp->msg_force = false; p_disp->header_height = 0; p_disp->framebuf_width = 0; p_disp->framebuf_height = 0; p_disp->framebuf_pitch = 0; p_disp->has_windowed = false; p_disp->dispctx = NULL; } void gfx_display_init(void) { gfx_display_t *p_disp = disp_get_ptr(); video_coord_array_t *p_dispca = &p_disp->dispca; p_disp->has_windowed = video_driver_has_windowed(); p_dispca->allocated = 0; } bool gfx_display_driver_exists(const char *s) { unsigned i; for (i = 0; i < ARRAY_SIZE(gfx_display_ctx_drivers); i++) { if (string_is_equal(s, gfx_display_ctx_drivers[i]->ident)) return true; } return false; } bool gfx_display_init_first_driver(bool video_is_threaded) { unsigned i; gfx_display_t *p_disp = disp_get_ptr(); for (i = 0; gfx_display_ctx_drivers[i]; i++) { if (!gfx_display_check_compatibility( gfx_display_ctx_drivers[i]->type, video_is_threaded)) continue; RARCH_LOG("[Display]: Found display driver: \"%s\".\n", gfx_display_ctx_drivers[i]->ident); p_disp->dispctx = gfx_display_ctx_drivers[i]; return true; } return false; }