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-rw-r--r--minui/Android.bp12
-rw-r--r--minui/events.cpp29
-rw-r--r--minui/graphics.cpp94
-rw-r--r--minui/graphics.h11
-rw-r--r--minui/graphics_drm.cpp189
-rw-r--r--minui/graphics_drm.h19
-rw-r--r--minui/graphics_fbdev.cpp6
-rw-r--r--minui/graphics_fbdev.h1
-rw-r--r--minui/include/minui/minui.h19
-rw-r--r--minui/resources.cpp56
10 files changed, 332 insertions, 104 deletions
diff --git a/minui/Android.bp b/minui/Android.bp
index f68f6c81d..02fb3638f 100644
--- a/minui/Android.bp
+++ b/minui/Android.bp
@@ -24,6 +24,7 @@ package {
cc_library {
name: "libminui",
recovery_available: true,
+ vendor_available: true,
defaults: [
"recovery_defaults",
@@ -51,4 +52,15 @@ cc_library {
"libpng",
"libz",
],
+
+ target: {
+ vendor: {
+ exclude_static_libs: [
+ "libsync",
+ ],
+ shared_libs: [
+ "libsync",
+ ],
+ },
+ },
}
diff --git a/minui/events.cpp b/minui/events.cpp
index 863ac7474..b307a4977 100644
--- a/minui/events.cpp
+++ b/minui/events.cpp
@@ -267,6 +267,35 @@ int ev_get_input(int fd, uint32_t epevents, input_event* ev) {
return -1;
}
+int ev_sync_sw_state(const ev_set_sw_callback& set_sw_cb) {
+ // Use unsigned long to match ioctl's parameter type.
+ unsigned long ev_bits[BITS_TO_LONGS(EV_MAX)]; // NOLINT
+ unsigned long sw_bits[BITS_TO_LONGS(SW_MAX)]; // NOLINT
+
+ for (size_t i = 0; i < g_ev_dev_count; ++i) {
+ memset(ev_bits, 0, sizeof(ev_bits));
+ memset(sw_bits, 0, sizeof(sw_bits));
+
+ if (ioctl(ev_fdinfo[i].fd, EVIOCGBIT(0, sizeof(ev_bits)), ev_bits) == -1) {
+ continue;
+ }
+ if (!test_bit(EV_SW, ev_bits)) {
+ continue;
+ }
+ if (ioctl(ev_fdinfo[i].fd, EVIOCGSW(sizeof(sw_bits)), sw_bits) == -1) {
+ continue;
+ }
+
+ for (int code = 0; code <= SW_MAX; code++) {
+ if (test_bit(code, sw_bits)) {
+ set_sw_cb(code, 1);
+ }
+ }
+ }
+
+ return 0;
+}
+
int ev_sync_key_state(const ev_set_key_callback& set_key_cb) {
// Use unsigned long to match ioctl's parameter type.
unsigned long ev_bits[BITS_TO_LONGS(EV_MAX)]; // NOLINT
diff --git a/minui/graphics.cpp b/minui/graphics.cpp
index dce1e619a..b24c2b114 100644
--- a/minui/graphics.cpp
+++ b/minui/graphics.cpp
@@ -36,12 +36,14 @@ static int overscan_offset_x = 0;
static int overscan_offset_y = 0;
static uint32_t gr_current = ~0;
-static constexpr uint32_t alpha_mask = 0xff000000;
// gr_draw is owned by backends.
static GRSurface* gr_draw = nullptr;
static GRRotation rotation = GRRotation::NONE;
static PixelFormat pixel_format = PixelFormat::UNKNOWN;
+// The graphics backend list that provides fallback options for the default backend selection.
+// For example, it will fist try DRM, then try FBDEV if DRM is unavailable.
+constexpr auto default_backends = { GraphicsBackend::DRM, GraphicsBackend::FBDEV };
static bool outside(int x, int y) {
auto swapped = (rotation == GRRotation::LEFT || rotation == GRRotation::RIGHT);
@@ -76,7 +78,7 @@ int gr_font_size(const GRFont* font, int* x, int* y) {
}
// Blends gr_current onto pix value, assumes alpha as most significant byte.
-static inline uint32_t pixel_blend(uint8_t alpha, uint32_t pix) {
+static inline uint32_t pixel_blend_argb(uint8_t alpha, uint32_t pix) {
if (alpha == 255) return gr_current;
if (alpha == 0) return pix;
uint32_t pix_r = pix & 0xff;
@@ -93,6 +95,48 @@ static inline uint32_t pixel_blend(uint8_t alpha, uint32_t pix) {
return (out_r & 0xff) | (out_g & 0xff00) | (out_b & 0xff0000) | (gr_current & 0xff000000);
}
+static inline uint32_t pixel_blend_rgba(uint8_t alpha, uint32_t pix) {
+ if (alpha == 255) return gr_current;
+ if (alpha == 0) return pix;
+ uint32_t pix_r = pix & 0xff00;
+ uint32_t pix_g = pix & 0xff0000;
+ uint32_t pix_b = pix & 0xff000000;
+ uint32_t cur_r = gr_current & 0xff00;
+ uint32_t cur_g = gr_current & 0xff0000;
+ uint32_t cur_b = gr_current & 0xff000000;
+
+ uint32_t out_r = (pix_r * (255 - alpha) + cur_r * alpha) / 255;
+ uint32_t out_g = (pix_g * (255 - alpha) + cur_g * alpha) / 255;
+ uint32_t out_b = (pix_b * (255 - alpha) + cur_b * alpha) / 255;
+
+ return (gr_current & 0xff) | (out_r & 0xff00) | (out_g & 0xff0000) | (out_b & 0xff000000);
+}
+
+static inline uint32_t pixel_blend(uint8_t alpha, uint32_t pix) {
+ if (pixel_format == PixelFormat::RGBA) {
+ return pixel_blend_rgba(alpha, pix);
+ }
+ return pixel_blend_argb(alpha, pix);
+}
+
+static inline uint32_t get_alphamask() {
+ if (pixel_format == PixelFormat::RGBA) {
+ return 0x000000ff;
+ }
+ return 0xff000000;
+}
+
+static inline uint8_t get_alpha_shift() {
+ if (pixel_format == PixelFormat::RGBA) {
+ return 0;
+ }
+ return 24;
+}
+
+static inline uint8_t get_alpha(uint32_t pix) {
+ return static_cast<uint8_t>((pix & (gr_current & get_alphamask())) >> get_alpha_shift());
+}
+
// Increments pixel pointer right, with current rotation.
static void incr_x(uint32_t** p, int row_pixels) {
if (rotation == GRRotation::LEFT) {
@@ -140,7 +184,7 @@ static uint32_t* PixelAt(GRSurface* surface, int x, int y, int row_pixels) {
static void TextBlend(const uint8_t* src_p, int src_row_bytes, uint32_t* dst_p, int dst_row_pixels,
int width, int height) {
- uint8_t alpha_current = static_cast<uint8_t>((alpha_mask & gr_current) >> 24);
+ uint8_t alpha_current = get_alpha(gr_current);
for (int j = 0; j < height; ++j) {
const uint8_t* sx = src_p;
uint32_t* px = dst_p;
@@ -155,7 +199,7 @@ static void TextBlend(const uint8_t* src_p, int src_row_bytes, uint32_t* dst_p,
}
void gr_text(const GRFont* font, int x, int y, const char* s, bool bold) {
- if (!font || !font->texture || (gr_current & alpha_mask) == 0) return;
+ if (!font || !font->texture || (gr_current & get_alphamask()) == 0) return;
if (font->texture->pixel_bytes != 1) {
printf("gr_text: font has wrong format\n");
@@ -210,6 +254,8 @@ void gr_color(unsigned char r, unsigned char g, unsigned char b, unsigned char a
uint32_t r32 = r, g32 = g, b32 = b, a32 = a;
if (pixel_format == PixelFormat::ARGB || pixel_format == PixelFormat::BGRA) {
gr_current = (a32 << 24) | (r32 << 16) | (g32 << 8) | b32;
+ } else if (pixel_format == PixelFormat::RGBA) {
+ gr_current = (b32 << 24) | (g32 << 16) | (r32 << 8) | a32;
} else {
gr_current = (a32 << 24) | (b32 << 16) | (g32 << 8) | r32;
}
@@ -244,7 +290,7 @@ void gr_fill(int x1, int y1, int x2, int y2) {
int row_pixels = gr_draw->row_bytes / gr_draw->pixel_bytes;
uint32_t* p = PixelAt(gr_draw, x1, y1, row_pixels);
- uint8_t alpha = static_cast<uint8_t>(((gr_current & alpha_mask) >> 24));
+ uint8_t alpha = get_alpha(gr_current);
if (alpha > 0) {
for (int y = y1; y < y2; ++y) {
uint32_t* px = p;
@@ -340,7 +386,22 @@ void gr_flip() {
gr_draw = gr_backend->Flip();
}
+std::unique_ptr<MinuiBackend> create_backend(GraphicsBackend backend) {
+ switch (backend) {
+ case GraphicsBackend::DRM:
+ return std::make_unique<MinuiBackendDrm>();
+ case GraphicsBackend::FBDEV:
+ return std::make_unique<MinuiBackendFbdev>();
+ default:
+ return nullptr;
+ }
+}
+
int gr_init() {
+ return gr_init(default_backends);
+}
+
+int gr_init(std::initializer_list<GraphicsBackend> backends) {
// pixel_format needs to be set before loading any resources or initializing backends.
std::string format = android::base::GetProperty("ro.minui.pixel_format", "");
if (format == "ABGR_8888") {
@@ -351,6 +412,8 @@ int gr_init() {
pixel_format = PixelFormat::ARGB;
} else if (format == "BGRA_8888") {
pixel_format = PixelFormat::BGRA;
+ } else if (format == "RGBA_8888") {
+ pixel_format = PixelFormat::RGBA;
} else {
pixel_format = PixelFormat::UNKNOWN;
}
@@ -361,19 +424,22 @@ int gr_init() {
ret);
}
- auto backend = std::unique_ptr<MinuiBackend>{ std::make_unique<MinuiBackendDrm>() };
- gr_draw = backend->Init();
-
- if (!gr_draw) {
- backend = std::make_unique<MinuiBackendFbdev>();
- gr_draw = backend->Init();
+ std::unique_ptr<MinuiBackend> minui_backend;
+ for (GraphicsBackend backend : backends) {
+ minui_backend = create_backend(backend);
+ if (!minui_backend) {
+ printf("gr_init: minui_backend %d is a nullptr\n", backend);
+ continue;
+ }
+ gr_draw = minui_backend->Init();
+ if (gr_draw) break;
}
if (!gr_draw) {
return -1;
}
- gr_backend = backend.release();
+ gr_backend = minui_backend.release();
int overscan_percent = android::base::GetIntProperty("ro.minui.overscan_percent", 0);
overscan_offset_x = gr_draw->width * overscan_percent / 100;
@@ -429,6 +495,10 @@ void gr_fb_blank(bool blank) {
gr_backend->Blank(blank);
}
+void gr_fb_blank(bool blank, int index) {
+ gr_backend->Blank(blank, static_cast<MinuiBackend::DrmConnector>(index));
+}
+
void gr_rotate(GRRotation rot) {
rotation = rot;
}
diff --git a/minui/graphics.h b/minui/graphics.h
index 3c45a406b..5408c93e9 100644
--- a/minui/graphics.h
+++ b/minui/graphics.h
@@ -21,6 +21,12 @@
class MinuiBackend {
public:
+ enum DrmConnector {
+ DRM_MAIN = 0,
+ DRM_SEC,
+ DRM_MAX,
+ };
+
// Initializes the backend and returns a GRSurface* to draw into.
virtual GRSurface* Init() = 0;
@@ -28,9 +34,12 @@ class MinuiBackend {
// be displayed, and returns a new drawing surface.
virtual GRSurface* Flip() = 0;
- // Blank (or unblank) the screen.
+ // Blank (or unblank) the default screen.
virtual void Blank(bool) = 0;
+ // Blank (or unblank) the specific screen.
+ virtual void Blank(bool blank, DrmConnector index) = 0;
+
// Device cleanup when drawing is done.
virtual ~MinuiBackend() {};
};
diff --git a/minui/graphics_drm.cpp b/minui/graphics_drm.cpp
index 95759e382..c55702276 100644
--- a/minui/graphics_drm.cpp
+++ b/minui/graphics_drm.cpp
@@ -105,6 +105,8 @@ std::unique_ptr<GRSurfaceDrm> GRSurfaceDrm::Create(int drm_fd, int width, int he
perror("Failed to DRM_IOCTL_MODE_CREATE_DUMB");
return nullptr;
}
+ printf("Allocating buffer with resolution %d x %d pitch: %d bpp: %d, size: %llu\n", width, height,
+ create_dumb.pitch, create_dumb.bpp, create_dumb.size);
// Cannot use std::make_unique to access non-public ctor.
auto surface = std::unique_ptr<GRSurfaceDrm>(new GRSurfaceDrm(
@@ -128,13 +130,14 @@ std::unique_ptr<GRSurfaceDrm> GRSurfaceDrm::Create(int drm_fd, int width, int he
return nullptr;
}
- auto mmapped = mmap(nullptr, surface->height * surface->row_bytes, PROT_READ | PROT_WRITE,
- MAP_SHARED, drm_fd, map_dumb.offset);
+ auto mmapped =
+ mmap(nullptr, create_dumb.size, PROT_READ | PROT_WRITE, MAP_SHARED, drm_fd, map_dumb.offset);
if (mmapped == MAP_FAILED) {
perror("Failed to mmap()");
return nullptr;
}
surface->mmapped_buffer_ = static_cast<uint8_t*>(mmapped);
+ printf("Framebuffer of size %llu allocated @ %p\n", create_dumb.size, surface->mmapped_buffer_);
return surface;
}
@@ -150,22 +153,50 @@ void MinuiBackendDrm::DrmDisableCrtc(int drm_fd, drmModeCrtc* crtc) {
}
bool MinuiBackendDrm::DrmEnableCrtc(int drm_fd, drmModeCrtc* crtc,
- const std::unique_ptr<GRSurfaceDrm>& surface) {
+ const std::unique_ptr<GRSurfaceDrm>& surface,
+ uint32_t* connector_id) {
if (drmModeSetCrtc(drm_fd, crtc->crtc_id, surface->fb_id, 0, 0, // x,y
- &main_monitor_connector->connector_id,
- 1, // connector_count
- &main_monitor_crtc->mode) != 0) {
- perror("Failed to drmModeSetCrtc");
+ connector_id, 1, // connector_count
+ &crtc->mode) != 0) {
+ fprintf(stderr, "Failed to drmModeSetCrtc(%d)\n", *connector_id);
return false;
}
+
return true;
}
void MinuiBackendDrm::Blank(bool blank) {
+ Blank(blank, DRM_MAIN);
+}
+
+void MinuiBackendDrm::Blank(bool blank, DrmConnector index) {
+ const auto* drmInterface = &drm[DRM_MAIN];
+
+ switch (index) {
+ case DRM_MAIN:
+ drmInterface = &drm[DRM_MAIN];
+ break;
+ case DRM_SEC:
+ drmInterface = &drm[DRM_SEC];
+ break;
+ default:
+ fprintf(stderr, "Invalid index: %d\n", index);
+ return;
+ }
+
+ if (!drmInterface->monitor_connector) {
+ fprintf(stderr, "Unsupported. index = %d\n", index);
+ return;
+ }
+
if (blank) {
- DrmDisableCrtc(drm_fd, main_monitor_crtc);
+ DrmDisableCrtc(drm_fd, drmInterface->monitor_crtc);
} else {
- DrmEnableCrtc(drm_fd, main_monitor_crtc, GRSurfaceDrms[current_buffer]);
+ DrmEnableCrtc(drm_fd, drmInterface->monitor_crtc,
+ drmInterface->GRSurfaceDrms[drmInterface->current_buffer],
+ &drmInterface->monitor_connector->connector_id);
+
+ active_display = index;
}
}
@@ -207,18 +238,21 @@ static drmModeCrtc* find_crtc_for_connector(int fd, drmModeRes* resources,
return nullptr;
}
-static drmModeConnector* find_used_connector_by_type(int fd, drmModeRes* resources, unsigned type) {
+std::vector<drmModeConnector*> find_used_connector_by_type(int fd, drmModeRes* resources,
+ unsigned type) {
+ std::vector<drmModeConnector*> drmConnectors;
for (int i = 0; i < resources->count_connectors; i++) {
drmModeConnector* connector = drmModeGetConnector(fd, resources->connectors[i]);
if (connector) {
if ((connector->connector_type == type) && (connector->connection == DRM_MODE_CONNECTED) &&
(connector->count_modes > 0)) {
- return connector;
+ drmConnectors.push_back(connector);
+ } else {
+ drmModeFreeConnector(connector);
}
- drmModeFreeConnector(connector);
}
}
- return nullptr;
+ return drmConnectors;
}
static drmModeConnector* find_first_connected_connector(int fd, drmModeRes* resources) {
@@ -236,8 +270,7 @@ static drmModeConnector* find_first_connected_connector(int fd, drmModeRes* reso
return nullptr;
}
-drmModeConnector* MinuiBackendDrm::FindMainMonitor(int fd, drmModeRes* resources,
- uint32_t* mode_index) {
+bool MinuiBackendDrm::FindAndSetMonitor(int fd, drmModeRes* resources) {
/* Look for LVDS/eDP/DSI connectors. Those are the main screens. */
static constexpr unsigned kConnectorPriority[] = {
DRM_MODE_CONNECTOR_LVDS,
@@ -245,30 +278,41 @@ drmModeConnector* MinuiBackendDrm::FindMainMonitor(int fd, drmModeRes* resources
DRM_MODE_CONNECTOR_DSI,
};
- drmModeConnector* main_monitor_connector = nullptr;
- unsigned i = 0;
- do {
- main_monitor_connector = find_used_connector_by_type(fd, resources, kConnectorPriority[i]);
- i++;
- } while (!main_monitor_connector && i < arraysize(kConnectorPriority));
+ std::vector<drmModeConnector*> drmConnectors;
+ for (int i = 0; i < arraysize(kConnectorPriority) && drmConnectors.size() < DRM_MAX; i++) {
+ auto connectors = find_used_connector_by_type(fd, resources, kConnectorPriority[i]);
+ for (auto connector : connectors) {
+ drmConnectors.push_back(connector);
+ if (drmConnectors.size() >= DRM_MAX) break;
+ }
+ }
/* If we didn't find a connector, grab the first one that is connected. */
- if (!main_monitor_connector) {
- main_monitor_connector = find_first_connected_connector(fd, resources);
+ if (drmConnectors.empty()) {
+ drmModeConnector* connector = find_first_connected_connector(fd, resources);
+ if (connector) {
+ drmConnectors.push_back(connector);
+ }
}
- /* If we still didn't find a connector, give up and return. */
- if (!main_monitor_connector) return nullptr;
-
- *mode_index = 0;
- for (int modes = 0; modes < main_monitor_connector->count_modes; modes++) {
- if (main_monitor_connector->modes[modes].type & DRM_MODE_TYPE_PREFERRED) {
- *mode_index = modes;
- break;
+ for (int drm_index = 0; drm_index < drmConnectors.size(); drm_index++) {
+ drm[drm_index].monitor_connector = drmConnectors[drm_index];
+
+ drm[drm_index].selected_mode = 0;
+ for (int modes = 0; modes < drmConnectors[drm_index]->count_modes; modes++) {
+ printf("Display Mode %d resolution: %d x %d @ %d FPS\n", modes,
+ drmConnectors[drm_index]->modes[modes].hdisplay,
+ drmConnectors[drm_index]->modes[modes].vdisplay,
+ drmConnectors[drm_index]->modes[modes].vrefresh);
+ if (drmConnectors[drm_index]->modes[modes].type & DRM_MODE_TYPE_PREFERRED) {
+ printf("Choosing display mode #%d\n", modes);
+ drm[drm_index].selected_mode = modes;
+ break;
+ }
}
}
- return main_monitor_connector;
+ return drmConnectors.size() > 0;
}
void MinuiBackendDrm::DisableNonMainCrtcs(int fd, drmModeRes* resources, drmModeCrtc* main_crtc) {
@@ -319,46 +363,49 @@ GRSurface* MinuiBackendDrm::Init() {
return nullptr;
}
- uint32_t selected_mode;
- main_monitor_connector = FindMainMonitor(drm_fd, res, &selected_mode);
- if (!main_monitor_connector) {
- fprintf(stderr, "Failed to find main_monitor_connector\n");
- drmModeFreeResources(res);
- close(drm_fd);
- return nullptr;
- }
-
- main_monitor_crtc = find_crtc_for_connector(drm_fd, res, main_monitor_connector);
- if (!main_monitor_crtc) {
- fprintf(stderr, "Failed to find main_monitor_crtc\n");
+ if (!FindAndSetMonitor(drm_fd, res)) {
+ fprintf(stderr, "Failed to find main monitor_connector\n");
drmModeFreeResources(res);
- close(drm_fd);
return nullptr;
}
- DisableNonMainCrtcs(drm_fd, res, main_monitor_crtc);
+ for (int i = 0; i < DRM_MAX; i++) {
+ if (drm[i].monitor_connector) {
+ drm[i].monitor_crtc = find_crtc_for_connector(drm_fd, res, drm[i].monitor_connector);
+ if (!drm[i].monitor_crtc) {
+ fprintf(stderr, "Failed to find monitor_crtc, drm index=%d\n", i);
+ drmModeFreeResources(res);
+ return nullptr;
+ }
- main_monitor_crtc->mode = main_monitor_connector->modes[selected_mode];
+ drm[i].monitor_crtc->mode = drm[i].monitor_connector->modes[drm[i].selected_mode];
- int width = main_monitor_crtc->mode.hdisplay;
- int height = main_monitor_crtc->mode.vdisplay;
+ int width = drm[i].monitor_crtc->mode.hdisplay;
+ int height = drm[i].monitor_crtc->mode.vdisplay;
- drmModeFreeResources(res);
+ drm[i].GRSurfaceDrms[0] = GRSurfaceDrm::Create(drm_fd, width, height);
+ drm[i].GRSurfaceDrms[1] = GRSurfaceDrm::Create(drm_fd, width, height);
+ if (!drm[i].GRSurfaceDrms[0] || !drm[i].GRSurfaceDrms[1]) {
+ fprintf(stderr, "Failed to create GRSurfaceDrm, drm index=%d\n", i);
+ drmModeFreeResources(res);
+ return nullptr;
+ }
- GRSurfaceDrms[0] = GRSurfaceDrm::Create(drm_fd, width, height);
- GRSurfaceDrms[1] = GRSurfaceDrm::Create(drm_fd, width, height);
- if (!GRSurfaceDrms[0] || !GRSurfaceDrms[1]) {
- return nullptr;
+ drm[i].current_buffer = 0;
+ }
}
- current_buffer = 0;
+ DisableNonMainCrtcs(drm_fd, res, drm[DRM_MAIN].monitor_crtc);
+
+ drmModeFreeResources(res);
// We will likely encounter errors in the backend functions (i.e. Flip) if EnableCrtc fails.
- if (!DrmEnableCrtc(drm_fd, main_monitor_crtc, GRSurfaceDrms[1])) {
+ if (!DrmEnableCrtc(drm_fd, drm[DRM_MAIN].monitor_crtc, drm[DRM_MAIN].GRSurfaceDrms[1],
+ &drm[DRM_MAIN].monitor_connector->connector_id)) {
return nullptr;
}
- return GRSurfaceDrms[0].get();
+ return drm[DRM_MAIN].GRSurfaceDrms[0].get();
}
static void page_flip_complete(__unused int fd,
@@ -370,10 +417,19 @@ static void page_flip_complete(__unused int fd,
}
GRSurface* MinuiBackendDrm::Flip() {
+ GRSurface* surface = NULL;
+ DrmInterface* current_drm = &drm[active_display];
bool ongoing_flip = true;
- if (drmModePageFlip(drm_fd, main_monitor_crtc->crtc_id, GRSurfaceDrms[current_buffer]->fb_id,
+
+ if (!current_drm->monitor_connector) {
+ fprintf(stderr, "Unsupported. active_display = %d\n", active_display);
+ return nullptr;
+ }
+
+ if (drmModePageFlip(drm_fd, current_drm->monitor_crtc->crtc_id,
+ current_drm->GRSurfaceDrms[current_drm->current_buffer]->fb_id,
DRM_MODE_PAGE_FLIP_EVENT, &ongoing_flip) != 0) {
- perror("Failed to drmModePageFlip");
+ fprintf(stderr, "Failed to drmModePageFlip, active_display=%d", active_display);
return nullptr;
}
@@ -399,14 +455,19 @@ GRSurface* MinuiBackendDrm::Flip() {
}
}
- current_buffer = 1 - current_buffer;
- return GRSurfaceDrms[current_buffer].get();
+ current_drm->current_buffer = 1 - current_drm->current_buffer;
+ surface = current_drm->GRSurfaceDrms[current_drm->current_buffer].get();
+ return surface;
}
MinuiBackendDrm::~MinuiBackendDrm() {
- DrmDisableCrtc(drm_fd, main_monitor_crtc);
- drmModeFreeCrtc(main_monitor_crtc);
- drmModeFreeConnector(main_monitor_connector);
+ for (int i = 0; i < DRM_MAX; i++) {
+ if (drm[i].monitor_connector) {
+ DrmDisableCrtc(drm_fd, drm[i].monitor_crtc);
+ drmModeFreeCrtc(drm[i].monitor_crtc);
+ drmModeFreeConnector(drm[i].monitor_connector);
+ }
+ }
close(drm_fd);
drm_fd = -1;
}
diff --git a/minui/graphics_drm.h b/minui/graphics_drm.h
index 57ba39b83..fe3beaff9 100644
--- a/minui/graphics_drm.h
+++ b/minui/graphics_drm.h
@@ -59,16 +59,23 @@ class MinuiBackendDrm : public MinuiBackend {
GRSurface* Init() override;
GRSurface* Flip() override;
void Blank(bool) override;
+ void Blank(bool blank, DrmConnector index) override;
private:
void DrmDisableCrtc(int drm_fd, drmModeCrtc* crtc);
- bool DrmEnableCrtc(int drm_fd, drmModeCrtc* crtc, const std::unique_ptr<GRSurfaceDrm>& surface);
+ bool DrmEnableCrtc(int drm_fd, drmModeCrtc* crtc, const std::unique_ptr<GRSurfaceDrm>& surface,
+ uint32_t* conntcors);
void DisableNonMainCrtcs(int fd, drmModeRes* resources, drmModeCrtc* main_crtc);
- drmModeConnector* FindMainMonitor(int fd, drmModeRes* resources, uint32_t* mode_index);
+ bool FindAndSetMonitor(int fd, drmModeRes* resources);
+
+ struct DrmInterface {
+ std::unique_ptr<GRSurfaceDrm> GRSurfaceDrms[2];
+ int current_buffer{ 0 };
+ drmModeCrtc* monitor_crtc{ nullptr };
+ drmModeConnector* monitor_connector{ nullptr };
+ uint32_t selected_mode{ 0 };
+ } drm[DRM_MAX];
- std::unique_ptr<GRSurfaceDrm> GRSurfaceDrms[2];
- int current_buffer{ 0 };
- drmModeCrtc* main_monitor_crtc{ nullptr };
- drmModeConnector* main_monitor_connector{ nullptr };
int drm_fd{ -1 };
+ DrmConnector active_display = DRM_MAIN;
};
diff --git a/minui/graphics_fbdev.cpp b/minui/graphics_fbdev.cpp
index 2584017d6..1cb0c0ab8 100644
--- a/minui/graphics_fbdev.cpp
+++ b/minui/graphics_fbdev.cpp
@@ -43,6 +43,10 @@ void MinuiBackendFbdev::Blank(bool blank) {
if (ret < 0) perror("ioctl(): blank");
}
+void MinuiBackendFbdev::Blank(bool blank, DrmConnector index) {
+ fprintf(stderr, "Unsupported multiple connectors, blank = %d, index = %d\n", blank, index);
+}
+
void MinuiBackendFbdev::SetDisplayedFramebuffer(size_t n) {
if (n > 1 || !double_buffered) return;
@@ -131,8 +135,6 @@ GRSurface* MinuiBackendFbdev::Init() {
SetDisplayedFramebuffer(0);
printf("framebuffer: %d (%zu x %zu)\n", fb_fd.get(), gr_draw->width, gr_draw->height);
-
- Blank(true);
Blank(false);
return gr_draw;
diff --git a/minui/graphics_fbdev.h b/minui/graphics_fbdev.h
index 596ba74ea..7e193c4ff 100644
--- a/minui/graphics_fbdev.h
+++ b/minui/graphics_fbdev.h
@@ -56,6 +56,7 @@ class MinuiBackendFbdev : public MinuiBackend {
GRSurface* Init() override;
GRSurface* Flip() override;
void Blank(bool) override;
+ void Blank(bool blank, DrmConnector index) override;
private:
void SetDisplayedFramebuffer(size_t n);
diff --git a/minui/include/minui/minui.h b/minui/include/minui/minui.h
index 163e41dc6..f9be82f52 100644
--- a/minui/include/minui/minui.h
+++ b/minui/include/minui/minui.h
@@ -102,12 +102,22 @@ enum class PixelFormat : int {
RGBX = 2,
BGRA = 3,
ARGB = 4,
+ RGBA = 5, // LSB Alpha
};
-// Initializes the graphics backend and loads font file. Returns 0 on success, or -1 on error. Note
-// that the font initialization failure would be non-fatal, as caller may not need to draw any text
-// at all. Caller can check the font initialization result via gr_sys_font() as needed.
+enum class GraphicsBackend : int {
+ UNKNOWN = 0,
+ DRM = 1,
+ FBDEV = 2,
+};
+
+// Initializes the default graphics backend and loads font file. Returns 0 on success, or -1 on
+// error. Note that the font initialization failure would be non-fatal, as caller may not need to
+// draw any text at all. Caller can check the font initialization result via gr_sys_font() as
+// needed.
int gr_init();
+// Supports backend selection for minui client.
+int gr_init(std::initializer_list<GraphicsBackend> backends);
// Frees the allocated resources. The function is idempotent, and safe to be called if gr_init()
// didn't finish successfully.
@@ -118,6 +128,7 @@ int gr_fb_height();
void gr_flip();
void gr_fb_blank(bool blank);
+void gr_fb_blank(bool blank, int index);
// Clears entire surface to current color.
void gr_clear();
@@ -152,6 +163,7 @@ struct input_event;
using ev_callback = std::function<int(int fd, uint32_t epevents)>;
using ev_set_key_callback = std::function<int(int code, int value)>;
+using ev_set_sw_callback = std::function<int(int code, int value)>;
int ev_init(ev_callback input_cb, bool allow_touch_inputs = false);
void ev_exit();
@@ -159,6 +171,7 @@ int ev_add_fd(android::base::unique_fd&& fd, ev_callback cb);
void ev_iterate_available_keys(const std::function<void(int)>& f);
void ev_iterate_touch_inputs(const std::function<void(int)>& action);
int ev_sync_key_state(const ev_set_key_callback& set_key_cb);
+int ev_sync_sw_state(const ev_set_sw_callback& set_sw_cb);
// 'timeout' has the same semantics as poll(2).
// 0 : don't block
diff --git a/minui/resources.cpp b/minui/resources.cpp
index d7b927700..1521c8f17 100644
--- a/minui/resources.cpp
+++ b/minui/resources.cpp
@@ -153,32 +153,57 @@ static void TransformRgbToDraw(const uint8_t* input_row, uint8_t* output_row, in
int width) {
const uint8_t* ip = input_row;
uint8_t* op = output_row;
+ PixelFormat pixel_format = gr_pixel_format();
switch (channels) {
case 1:
// expand gray level to RGBX
for (int x = 0; x < width; ++x) {
- *op++ = *ip;
- *op++ = *ip;
- *op++ = *ip;
- *op++ = 0xff;
+ if (pixel_format == PixelFormat::RGBA) {
+ *op++ = 0xff;
+ *op++ = *ip;
+ *op++ = *ip;
+ *op++ = *ip;
+ } else {
+ *op++ = *ip;
+ *op++ = *ip;
+ *op++ = *ip;
+ *op++ = 0xff;
+ }
ip++;
}
break;
case 3:
- // expand RGBA to RGBX
for (int x = 0; x < width; ++x) {
- *op++ = *ip++;
- *op++ = *ip++;
- *op++ = *ip++;
- *op++ = 0xff;
+ // expand RGBA to RGBX
+ if (pixel_format == PixelFormat::RGBA) {
+ *op++ = 0xff;
+ *op++ = *ip++;
+ *op++ = *ip++;
+ *op++ = *ip++;
+ } else {
+ *op++ = *ip++;
+ *op++ = *ip++;
+ *op++ = *ip++;
+ *op++ = 0xff;
+ }
}
break;
case 4:
- // copy RGBA to RGBX
- memcpy(output_row, input_row, width * 4);
+ if (pixel_format == PixelFormat::RGBA) {
+ for (int x = 0; x < width; ++x) {
+ *op++ = *(ip + 3);
+ *op++ = *ip++;
+ *op++ = *ip++;
+ *op++ = *ip++;
+ ip++;
+ }
+ } else {
+ // copy RGBA to RGBX
+ memcpy(output_row, input_row, width * 4);
+ }
break;
}
}
@@ -201,6 +226,8 @@ int res_create_display_surface(const char* name, GRSurface** pSurface) {
PixelFormat pixel_format = gr_pixel_format();
if (pixel_format == PixelFormat::ARGB || pixel_format == PixelFormat::BGRA) {
png_set_bgr(png_ptr);
+ } else if (pixel_format == PixelFormat::RGBA) {
+ png_set_swap_alpha(png_ptr);
}
for (png_uint_32 y = 0; y < height; ++y) {
@@ -273,6 +300,8 @@ int res_create_multi_display_surface(const char* name, int* frames, int* fps,
if (gr_pixel_format() == PixelFormat::ARGB || gr_pixel_format() == PixelFormat::BGRA) {
png_set_bgr(png_ptr);
+ } else if (gr_pixel_format() == PixelFormat::RGBA) {
+ png_set_swap_alpha(png_ptr);
}
for (png_uint_32 y = 0; y < height; ++y) {
@@ -316,11 +345,6 @@ int res_create_alpha_surface(const char* name, GRSurface** pSurface) {
return -8;
}
- PixelFormat pixel_format = gr_pixel_format();
- if (pixel_format == PixelFormat::ARGB || pixel_format == PixelFormat::BGRA) {
- png_set_bgr(png_ptr);
- }
-
for (png_uint_32 y = 0; y < height; ++y) {
uint8_t* p_row = surface->data() + y * surface->row_bytes;
png_read_row(png_ptr, p_row, nullptr);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-03 12:49:31 +0100