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63 lines
2.0 KiB
C
63 lines
2.0 KiB
C
// SPDX-License-Identifier: MIT
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//
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// Copyright (c) 2020-2021 Antonio Niño Díaz
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#ifndef DISPLAY_H__
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#define DISPLAY_H__
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#include "hardware.h"
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// Set background display mode and set the other fields of the register to 0.
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EXPORT_API void DISP_ModeSet(int mode);
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// Enable or disable screen layers.
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EXPORT_API void DISP_LayersEnable(int bg0, int bg1, int bg2, int bg3, int obj);
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// Enable or disable windows.
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EXPORT_API void DISP_WindowsEnable(int win0, int win1, int obj);
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// Enable or disable the HBL Interval Free mode.
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EXPORT_API void DISP_HBLIntervalFreeEnable(int enable);
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// Enable or disable forced blank.
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EXPORT_API void DISP_ForcedBlankEnable(int enable);
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// Enable 1D mapping or disable it (and use 2D mapping).
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EXPORT_API void DISP_Object1DMappingEnable(int enable);
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// Setup window 0 dimensions.
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EXPORT_API void WIN_Win0SizeSet(uint32_t left, uint32_t right,
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uint32_t top, uint32_t bottom);
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// Setup window 1 dimensions.
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EXPORT_API void WIN_Win1SizeSet(uint32_t left, uint32_t right,
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uint32_t top, uint32_t bottom);
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// Set the layers enabled for window 0.
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EXPORT_API void WIN_Win0LayersSet(uint16_t flags);
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// Set the layers enabled for window 1 and outside of window 0.
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EXPORT_API void WIN_Win1LayersSet(uint16_t flags);
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// Set the layers enabled outside of windows 0 and 1.
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EXPORT_API void WIN_WinOutLayersSet(uint16_t flags);
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// Set the layers enabled inside object windows.
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EXPORT_API void WIN_WinObjLayersSet(uint16_t flags);
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// Setup blending/brightness effect and layers affected.
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EXPORT_API void DISP_BlendSetup(uint16_t layers_1, uint16_t layers_2,
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uint16_t effect);
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// Set blending factors for BLDCNT_ALPHA_BLENDING.
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EXPORT_API void DISP_BlendAlphaSet(int eva, int evb);
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// Set blending factor for BLDCNT_BRIGTHNESS_INCRESE/DECREASE.
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EXPORT_API void DISP_BlendYSet(int evy);
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// Setup mosaic for background and objects.
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EXPORT_API void DISP_MosaicSet(uint32_t bgh, uint32_t bgw,
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uint32_t objh, uint32_t objw);
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#endif // DISPLAY_H__
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