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127 lines
3.6 KiB
C
127 lines
3.6 KiB
C
#pragma once
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/*
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* This file is part of open_agb_firm
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* Copyright (C) 2021 derrek, profi200
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "mem_map.h"
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#include "types.h"
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#define SCREEN_TOP (0u)
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#define SCREEN_BOT (1u)
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#define SCREEN_WIDTH_TOP (400u)
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#define SCREEN_HEIGHT_TOP (240u)
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#define SCREEN_SIZE_TOP (SCREEN_WIDTH_TOP * SCREEN_HEIGHT_TOP * 2)
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#define SCREEN_WIDTH_BOT (320u)
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#define SCREEN_HEIGHT_BOT (240u)
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#define SCREEN_SIZE_BOT (SCREEN_WIDTH_BOT * SCREEN_HEIGHT_BOT * 2)
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// TODO:
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// Because we are using a VRAM allocator this may break any time.
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#define FRAMEBUF_TOP_A_1 ((void*)VRAM_BASE)
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#define FRAMEBUF_BOT_A_1 (FRAMEBUF_TOP_A_1 + SCREEN_SIZE_TOP)
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#define FRAMEBUF_TOP_A_2 (FRAMEBUF_BOT_A_1 + SCREEN_SIZE_BOT + SCREEN_SIZE_TOP) // Skip B1
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#define FRAMEBUF_BOT_A_2 (FRAMEBUF_TOP_A_2 + SCREEN_SIZE_TOP)
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#define DEFAULT_BRIGHTNESS (0x30)
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/// Converts packed RGB8 to packed RGB565.
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#define RGB8_to_565(r,g,b) (((((r)>>3) & 0x1f)<<11) | ((((g)>>2) & 0x3f)<<5) | (((b)>>3) & 0x1f))
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/// Framebuffer format.
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typedef enum
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{
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GFX_RGBA8 = 0, ///< RGBA8. (4 bytes)
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GFX_BGR8 = 1, ///< BGR8. (3 bytes)
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GFX_RGB565 = 2, ///< RGB565. (2 bytes)
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GFX_RGB5A1 = 3, ///< RGB5A1. (2 bytes)
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GFX_RGBA4 = 4 ///< RGBA4. (2 bytes)
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} GfxFbFmt;
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#ifdef ARM11
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typedef enum
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{
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GFX_EVENT_PSC0 = 0u,
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GFX_EVENT_PSC1 = 1u,
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GFX_EVENT_PDC0 = 2u,
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GFX_EVENT_PDC1 = 3u,
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GFX_EVENT_PPF = 4u,
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GFX_EVENT_P3D = 5u
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} GfxEvent;
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typedef enum
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{
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GFX_BLIGHT_BOT = 1u<<2,
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GFX_BLIGHT_TOP = 1u<<4,
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GFX_BLIGHT_BOTH = GFX_BLIGHT_TOP | GFX_BLIGHT_BOT
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} GfxBlight;
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void GFX_init(GfxFbFmt fmtTop, GfxFbFmt fmtBot);
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static inline void GFX_initDefault(void)
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{
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GFX_init(GFX_BGR8, GFX_BGR8);
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}
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void GFX_deinit(void);
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void GFX_setFramebufFmt(GfxFbFmt fmtTop, GfxFbFmt fmtBot);
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void GFX_powerOnBacklights(GfxBlight mask);
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void GFX_powerOffBacklights(GfxBlight mask);
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void GFX_setBrightness(u16 top, u16 bot);
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void GFX_setForceBlack(bool top, bool bot);
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void GFX_setDoubleBuffering(u8 screen, bool dBuf);
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void* GFX_getFramebuffer(u8 screen);
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void GFX_swapFramebufs(void);
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void GFX_waitForEvent(GfxEvent event, bool discard);
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// Helpers
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#define GFX_waitForPSC0() GFX_waitForEvent(GFX_EVENT_PSC0, false)
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#define GFX_waitForPSC1() GFX_waitForEvent(GFX_EVENT_PSC1, false)
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#define GFX_waitForVBlank0() GFX_waitForEvent(GFX_EVENT_PDC0, true)
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//#define GFX_waitForVBlank1() GFX_waitForEvent(GFX_EVENT_PDC1, true) // Disabled
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#define GFX_waitForPPF() GFX_waitForEvent(GFX_EVENT_PPF, false)
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#define GFX_waitForP3D() GFX_waitForEvent(GFX_EVENT_P3D, false)
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void GX_memoryFill(u32 *buf0a, u32 buf0v, u32 buf0Sz, u32 val0, u32 *buf1a, u32 buf1v, u32 buf1Sz, u32 val1);
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void GX_displayTransfer(const u32 *const in, u32 indim, u32 *out, u32 outdim, u32 flags);
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void GX_textureCopy(const u32 *const in, u32 indim, u32 *out, u32 outdim, u32 size);
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void GX_processCommandList(u32 size, const u32 *const cmdList);
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//void GFX_enterLowPowerState(void);
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//void GFX_returnFromLowPowerState(void);
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#endif
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