为上屏无缩放添加边框

include/arm11/gpu_cmd_lists.h

@@ -26,4 +26,4 @@ extern const u8 gbaGpuList2[448];
 
 
 
-void patchGbaGpuCmdList(u8 scaleType);
+void patchGbaGpuCmdList(u8 scaleType, bool border);

source/arm11/gpu_cmd_lists.c

@@ -862,7 +862,7 @@ static void setQuadRect( u16 left, u16 right, u16 top, u16 bottom )
 	xyToWzyx(right, top, (u32*)&gbaGpuList2[RT_INDEX2]);
 }
 
-void patchGbaGpuCmdList(u8 scaleType)
+void patchGbaGpuCmdList(u8 scaleType, bool border)
 {
 	// 73 75 77 79 | 19 21 23 25 coord
 	// 74 76 78 80 | 20 22 24 26 texuv
@@ -883,7 +883,8 @@ void patchGbaGpuCmdList(u8 scaleType)
 		gbaGpuList2[360] = 0x40u;						// 25
 		gbaGpuList2[365] = 0x40u;						// 25
 */
-		setQuadRect( 0, 240, 200, 40 );
+		if( border ) setQuadRect( 80, 320, 200, 40 );
+		else setQuadRect( 0, 240, 200, 40 );
 
 		// 以下8行代码修正纹理坐标
 		gbaGpuInitList[968] = 0x60u;					// 74

source/arm11/keyremix.c

@@ -1,6 +1,8 @@
 #include <string.h>
 #include "fs.h"
 #include "fsutil.h"
+#include "drivers/gfx.h"
+#include "arm11/drivers/mcu.h"
 // @MERGE 231006 START
 #include "drivers/lgy11.h"
 // @MERGE 231006 END
@@ -12,6 +14,7 @@ static key_remix_t *frozen_start, *frozen_end;
 static phykey_t prev_phykey = 0;
 static conkey_t prev_conkey = 0;
 static conkey_t blind_conkey;
+static u8  val_3dslider;
 static u16 flags_holding = 0;
 
 #define DIR_SEPARATOR "/"
@@ -30,6 +33,19 @@ uint16_t keyremix_cheatkey()
     return DEFAULT_CHEATKEY;
 }
 
+static void update_brightness()
+{
+    u16 backlightNow;
+    u16 val = (u16)MCU_get3dSliderPosition();
+    if( val != val_3dslider )
+    {
+        val_3dslider = val;
+        backlightNow = 48000 * val / 256;
+        backlightNow = (backlightNow%50) > 50 ? 101+backlightNow/100 : 100+backlightNow/100;
+        GFX_setBrightness(backlightNow, backlightNow);
+    }
+}
+
 void keyremix_freeze()
 {
     // 空白选项忽略，填充blind_conkey，金手指放首位，REMAP紧跟金手指，HOLD在后面
@@ -87,6 +103,8 @@ void keyremix_freeze()
     memcpy( g_keyremixConfig, temp, sizeof(g_keyremixConfig) );
     frozen_start = &g_keyremixConfig[has_cheat];
     frozen_end = &g_keyremixConfig[has_cheat+valid_count];
+
+    val_3dslider = MCU_get3dSliderPosition();
 }
 
 void keyremix_update( uint16_t active_cheatkey )
@@ -164,13 +182,15 @@ void keyremix_update( uint16_t active_cheatkey )
     }
     prev_phykey = now;
     prev_conkey = cur;
+
+    update_brightness();
 }
 
 const char* keyremix_load( const char *file )
 {
     char output[512];
 	int len = strlen( file ) + strlen(OUTPUT_DIR);
-    if( len+1 > 512 ) return "文件名太长，无法保存";
+    if( len+1 > 512 ) return "文件名太长，无法打开";
     strcpy( output, OUTPUT_DIR );
     strcpy( &output[strlen(OUTPUT_DIR)], file );
     output[len] = '\0';

source/arm11/open_agb_firm.c

@@ -109,6 +109,7 @@ static OafConfig g_oafConfig =
 };
 static KHandle g_frameReadyEvent = 0;
 static u16 detect_cheatKey = 0;
+static bool use_border = false;
 
 #ifndef NDEBUG
 u8 dump_patched_rom = 0;
@@ -710,12 +711,17 @@ static void gbaGfxHandler(void *args)
 		// 地址0x18200000保存的是512x512大小的GBA的240x160贴图数据(序列：→↙→)
 		// 所以GPU做的事情就是将18200000的数据逆时针旋转90°
 		if( g_oafConfig.scaler == 0 ) // 上屏无缩放
+		{
+			if ( !use_border )
 			{
 				int base_offset = 57600; // 3ds高240, gba高160，居中需要平移40个像素，rgb888每个像素3字节，共120字节
 				// 但是，gpu的transfer engine只支持16字节对齐的地址。所以只能选择16和3的公约数，就是48,96,144,192,240
 				GX_displayTransfer((u32*)(0x18180000), 240u<<16 | 240u,
 				               GFX_getFramebuffer(SCREEN_TOP) + base_offset, 240u<<16 | 240u, 1u<<12 | 1u<<8);
 			}
+			else GX_displayTransfer((u32*)(0x18180000), 400u<<16 | 240u,
+		                   GFX_getFramebuffer(SCREEN_TOP), 400u<<16 | 240u, 1u<<12 | 1u<<8);
+		}
 		else if( g_oafConfig.scaler == 3 )//下屏无缩放
 		{
 			int base_offset = 28800;
@@ -1015,13 +1021,26 @@ Result oafInitAndRun(void)
 				{
 					//LGYFB_init(frameReadyEvent, g_oafConfig.scaler); // 这里把GBA的输出转换成0x18200000处512x512大小的纹理
 					// @MERGE 231006 END
-					patchGbaGpuCmdList(g_oafConfig.scaler);
+					if(g_oafConfig.scaler == 0) // No borders for scaled modes.
-					if( g_oafConfig.scaler == 3u )
+					{
+						// Abuse currently invisible frame buffer as temporary buffer.
+						void *const borderBuf = GFX_getFramebuffer(SCREEN_TOP);
+						if(fsQuickRead("border.bgr", borderBuf, 400 * 240 * 3) == RES_OK)
+						{
+							// Copy border in swizzled form to GPU render buffer.
+							GX_displayTransfer(borderBuf, 400u<<16 | 240, (u32*)0x18180000, 400u<<16 | 240, 1u<<12 | 1u<<8 | 1u<<1);
+							GFX_waitForPPF();
+							use_border = true;
+						}
+					}
+					else if( g_oafConfig.scaler == 3u )
 					{
 						memset(consoleGet()->frameBuffer, 0, 320*240*2);
 						GFX_setDoubleBuffering( SCREEN_BOT, true );
 						GFX_setFramebufFmt(GFX_BGR8, GFX_BGR8);
 					}
+					patchGbaGpuCmdList(g_oafConfig.scaler, use_border);
+					// @MERGE 231006 END
 				}
 				createTask(0x800, 3, gbaGfxHandler, (void*)frameReadyEvent);
 				g_frameReadyEvent = frameReadyEvent;
@@ -1029,9 +1048,7 @@ Result oafInitAndRun(void)
 				// Adjust gamma table and sync LgyFb start with LCD VBlank.
 				adjustGammaTableForGba();
 				GFX_waitForVBlank0();
-				// @MERGE 231006 START
 				LGY11_switchMode();
-				// @MERGE 231006 END
 			}
 		} while(0);
 	}