2023-04-16 13:54:39 +08:00

127 lines
3.6 KiB
C

#pragma once
/*
* This file is part of open_agb_firm
* Copyright (C) 2021 derrek, profi200
*
* This program 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 Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "mem_map.h"
#include "types.h"
#define SCREEN_TOP (0u)
#define SCREEN_BOT (1u)
#define SCREEN_WIDTH_TOP (400u)
#define SCREEN_HEIGHT_TOP (240u)
#define SCREEN_SIZE_TOP (SCREEN_WIDTH_TOP * SCREEN_HEIGHT_TOP * 2)
#define SCREEN_WIDTH_BOT (320u)
#define SCREEN_HEIGHT_BOT (240u)
#define SCREEN_SIZE_BOT (SCREEN_WIDTH_BOT * SCREEN_HEIGHT_BOT * 2)
// TODO:
// Because we are using a VRAM allocator this may break any time.
#define FRAMEBUF_TOP_A_1 ((void*)VRAM_BASE)
#define FRAMEBUF_BOT_A_1 (FRAMEBUF_TOP_A_1 + SCREEN_SIZE_TOP)
#define FRAMEBUF_TOP_A_2 (FRAMEBUF_BOT_A_1 + SCREEN_SIZE_BOT + SCREEN_SIZE_TOP) // Skip B1
#define FRAMEBUF_BOT_A_2 (FRAMEBUF_TOP_A_2 + SCREEN_SIZE_TOP)
#define DEFAULT_BRIGHTNESS (0x30)
/// Converts packed RGB8 to packed RGB565.
#define RGB8_to_565(r,g,b) (((((r)>>3) & 0x1f)<<11) | ((((g)>>2) & 0x3f)<<5) | (((b)>>3) & 0x1f))
/// Framebuffer format.
typedef enum
{
GFX_RGBA8 = 0, ///< RGBA8. (4 bytes)
GFX_BGR8 = 1, ///< BGR8. (3 bytes)
GFX_RGB565 = 2, ///< RGB565. (2 bytes)
GFX_RGB5A1 = 3, ///< RGB5A1. (2 bytes)
GFX_RGBA4 = 4 ///< RGBA4. (2 bytes)
} GfxFbFmt;
#ifdef ARM11
typedef enum
{
GFX_EVENT_PSC0 = 0u,
GFX_EVENT_PSC1 = 1u,
GFX_EVENT_PDC0 = 2u,
GFX_EVENT_PDC1 = 3u,
GFX_EVENT_PPF = 4u,
GFX_EVENT_P3D = 5u
} GfxEvent;
typedef enum
{
GFX_BLIGHT_BOT = 1u<<2,
GFX_BLIGHT_TOP = 1u<<4,
GFX_BLIGHT_BOTH = GFX_BLIGHT_TOP | GFX_BLIGHT_BOT
} GfxBlight;
void GFX_init(GfxFbFmt fmtTop, GfxFbFmt fmtBot);
static inline void GFX_initDefault(void)
{
GFX_init(GFX_BGR8, GFX_BGR8);
}
void GFX_deinit(void);
void GFX_setFramebufFmt(GfxFbFmt fmtTop, GfxFbFmt fmtBot);
void GFX_powerOnBacklights(GfxBlight mask);
void GFX_powerOffBacklights(GfxBlight mask);
void GFX_setBrightness(u16 top, u16 bot);
void GFX_setForceBlack(bool top, bool bot);
void GFX_setDoubleBuffering(u8 screen, bool dBuf);
void* GFX_getFramebuffer(u8 screen);
void GFX_swapFramebufs(void);
void GFX_waitForEvent(GfxEvent event, bool discard);
// Helpers
#define GFX_waitForPSC0() GFX_waitForEvent(GFX_EVENT_PSC0, false)
#define GFX_waitForPSC1() GFX_waitForEvent(GFX_EVENT_PSC1, false)
#define GFX_waitForVBlank0() GFX_waitForEvent(GFX_EVENT_PDC0, true)
//#define GFX_waitForVBlank1() GFX_waitForEvent(GFX_EVENT_PDC1, true) // Disabled
#define GFX_waitForPPF() GFX_waitForEvent(GFX_EVENT_PPF, false)
#define GFX_waitForP3D() GFX_waitForEvent(GFX_EVENT_P3D, false)
void GX_memoryFill(u32 *buf0a, u32 buf0v, u32 buf0Sz, u32 val0, u32 *buf1a, u32 buf1v, u32 buf1Sz, u32 val1);
void GX_displayTransfer(const u32 *const in, u32 indim, u32 *out, u32 outdim, u32 flags);
void GX_textureCopy(const u32 *const in, u32 indim, u32 *out, u32 outdim, u32 size);
void GX_processCommandList(u32 size, const u32 *const cmdList);
//void GFX_enterLowPowerState(void);
//void GFX_returnFromLowPowerState(void);
#endif