Very WIP: Make more like 3DS Universal-Core

2026-07-03 00:39:23 +00:00 · 2021-08-22 23:36:48 -05:00
parent 4c6a15c5c7
commit 90c730f35d
7 changed files with 140 additions and 129 deletions
@@ -0,0 +1,86 @@
+/*
+ *   This file is part of Universal-Core
+ *   Copyright (C) 2021 Universal-Team
+ *
+ *   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/>.
+ *
+ *   Additional Terms 7.b and 7.c of GPLv3 apply to this file:
+ *       * Requiring preservation of specified reasonable legal notices or
+ *         author attributions in that material or in the Appropriate Legal
+ *         Notices displayed by works containing it.
+ *       * Prohibiting misrepresentation of the origin of that material,
+ *         or requiring that modified versions of such material be marked in
+ *         reasonable ways as different from the original version.
+ */
+
+#include "gui.hpp"
+#include "gui.hpp"
+
+#include "tonccpy.h"
+
+#include <nds.h>
+
+int Gui::bg3Main, Gui::bg2Main, Gui::bg3Sub, Gui::bg2Sub;
+bool Gui::widescreen = false;
+bool Gui::top = false;
+
+void Gui::init(void) {
+	// Initialize video mode
+	videoSetMode(MODE_5_2D);
+	videoSetModeSub(MODE_5_2D);
+
+	// initialize all the VRAM banks
+	vramSetPrimaryBanks(VRAM_A_MAIN_BG, VRAM_B_MAIN_SPRITE, VRAM_C_SUB_BG, VRAM_D_SUB_SPRITE);
+
+	// Init oam with 1D mapping 128 byte boundary and no external palette support
+	oamInit(&oamSub, SpriteMapping_Bmp_1D_128, false);
+	oamInit(&oamMain, SpriteMapping_Bmp_1D_128, false);
+
+	// Init the backgrounds
+	bg3Main = bgInit(3, BgType_Bmp8, BgSize_B8_256x256, 0, 0);
+	bgSetPriority(bg3Main, 3);
+
+	bg2Main = bgInit(2, BgType_Bmp8, BgSize_B8_256x256, 3, 0);
+	bgSetPriority(bg2Main, 2);
+
+	bg3Sub = bgInitSub(3, BgType_Bmp8, BgSize_B8_256x256, 0, 0);
+	bgSetPriority(bg3Sub, 3);
+
+	bg2Sub = bgInitSub(2, BgType_Bmp8, BgSize_B8_256x256, 3, 0);
+	bgSetPriority(bg2Sub, 2);
+
+	// Set main background as target for sprite transparency
+	REG_BLDCNT     = 1 << 11;
+	REG_BLDCNT_SUB = 1 << 11;
+}
+
+void Gui::clear(bool top) {
+	toncset(bgGetGfxPtr(top ? bg3Main : bg3Sub), 0, 256 * 192);
+}
+
+void Gui::ScreenDraw(bool top) {
+	Gui::top = top;
+}
+
+void Gui::Draw_Rect(int x, int y, int w, int h, u8 color) {
+	SCALE_3DS(x);
+	SCALE_3DS(y);
+	SCALE_3DS(w);
+	SCALE_3DS(h);
+
+	u8 *dst = (u8 *)bgGetGfxPtr(top ? bg3Main : bg3Sub);
+	for(int i = 0; i < h; i++) {
+		toncset(dst + ((y + i) * 256 + x), color, w);
+	}
+}