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107 lines
3.3 KiB
C
107 lines
3.3 KiB
C
/**
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* @file vi.h
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* @brief Display (vi:*) service IPC wrapper.
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* @author yellows8
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* @copyright libnx Authors
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*/
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#pragma once
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#include "../types.h"
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#include "../kernel/event.h"
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#include "../sf/service.h"
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typedef struct {
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char data[0x40];
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} ViDisplayName;
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typedef struct {
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u64 display_id;
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ViDisplayName display_name;
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bool initialized;
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} ViDisplay;
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typedef struct {
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u64 layer_id;
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u32 igbp_binder_obj_id;
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bool initialized : 1;
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bool stray_layer : 1;
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} ViLayer;
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typedef enum {
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ViServiceType_Default = -1,
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ViServiceType_Application = 0,
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ViServiceType_System = 1,
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ViServiceType_Manager = 2,
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} ViServiceType;
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/// Used by viCreateLayer when CreateStrayLayer is used internally.
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typedef enum {
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ViLayerFlags_Default = 0x1,
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} ViLayerFlags;
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/// Used with viSetLayerScalingMode.
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typedef enum {
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ViScalingMode_None = 0x0,
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ViScalingMode_FitToLayer = 0x2,
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ViScalingMode_PreserveAspectRatio = 0x4,
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ViScalingMode_Default = ViScalingMode_FitToLayer,
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} ViScalingMode;
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/// Used with viSetDisplayPowerState.
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typedef enum {
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ViPowerState_Off = 0, ///< Screen is off.
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ViPowerState_NotScanning = 1, ///< [3.0.0+] Screen is on, but not scanning content.
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ViPowerState_On = 2, ///< [3.0.0+] Screen is on.
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ViPowerState_On_Deprecated = 1, ///< [1.0.0 - 2.3.0] Screen is on.
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} ViPowerState;
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Result viInitialize(ViServiceType service_type);
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void viExit(void);
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Service* viGetSession_IApplicationDisplayService(void);
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Service* viGetSession_IHOSBinderDriverRelay(void);
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Service* viGetSession_ISystemDisplayService(void);
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Service* viGetSession_IManagerDisplayService(void);
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Service* viGetSession_IHOSBinderDriverIndirect(void);
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// Misc functions
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Result viSetContentVisibility(bool v);
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// Display functions
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Result viOpenDisplay(const char *display_name, ViDisplay *display);
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Result viCloseDisplay(ViDisplay *display);
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static inline Result viOpenDefaultDisplay(ViDisplay *display)
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{
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return viOpenDisplay("Default", display);
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}
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Result viGetDisplayResolution(ViDisplay *display, s32 *width, s32 *height);
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Result viGetDisplayLogicalResolution(ViDisplay *display, s32 *width, s32 *height);
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/// Only available on [3.0.0+].
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Result viSetDisplayMagnification(ViDisplay *display, s32 x, s32 y, s32 width, s32 height);
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Result viGetDisplayVsyncEvent(ViDisplay *display, Event *event_out);
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Result viSetDisplayPowerState(ViDisplay *display, ViPowerState state);
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Result viSetDisplayAlpha(ViDisplay *display, float alpha);
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Result viGetZOrderCountMin(ViDisplay *display, s32 *z);
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Result viGetZOrderCountMax(ViDisplay *display, s32 *z);
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// Layer functions
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Result viCreateLayer(const ViDisplay *display, ViLayer *layer);
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Result viCreateManagedLayer(const ViDisplay *display, ViLayerFlags layer_flags, u64 aruid, u64 *layer_id);
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Result viSetLayerSize(ViLayer *layer, s32 width, s32 height);
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Result viSetLayerZ(ViLayer *layer, s32 z);
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Result viSetLayerPosition(ViLayer *layer, float x, float y);
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Result viCloseLayer(ViLayer *layer);
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Result viDestroyManagedLayer(ViLayer *layer);
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Result viSetLayerScalingMode(ViLayer *layer, ViScalingMode scaling_mode);
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// IndirectLayer functions
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Result viGetIndirectLayerImageMap(void* buffer, size_t size, s32 width, s32 height, u64 IndirectLayerConsumerHandle, u64 *out_size, u64 *out_stride);
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Result viGetIndirectLayerImageRequiredMemoryInfo(s32 width, s32 height, u64 *out_size, u64 *out_alignment);
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