From cf298474bcaf57a6c10cfcbe050eb61e630c269f Mon Sep 17 00:00:00 2001
From: Jeffrey Pfau <jeffrey@endrift.com>
Date: Sat, 12 Oct 2013 02:11:57 -0700
Subject: [PATCH] Use 5_6_5 with SDL

---
 CMakeLists.txt                     | 1 +
 src/gba/renderers/video-software.c | 6 +++++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5c21bcb09..ebf4d7a10 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -32,6 +32,7 @@ if(BUILD_RASPI AND BUILD_EGL)
 	set(OPENGL_INCLUDE_DIR "")
 	add_definitions(-DBUILD_RASPI)
 elseif(BUILD_BBB OR BUILD_RASPI)
+	add_definitions(-DCOLOR_16_BIT -DCOLOR_5_6_5)
 	set(MAIN_SRC ${CMAKE_SOURCE_DIR}/src/sdl-main.c)
 else()
 	set(MAIN_SRC ${CMAKE_SOURCE_DIR}/src/gl-main.c)
diff --git a/src/gba/renderers/video-software.c b/src/gba/renderers/video-software.c
index 238a3a6af..f5c12b665 100644
--- a/src/gba/renderers/video-software.c
+++ b/src/gba/renderers/video-software.c
@@ -405,7 +405,11 @@ static void GBAVideoSoftwareRendererDrawScanline(struct GBAVideoRenderer* render
 
 #ifdef COLOR_16_BIT
 	for (x = 0; x < VIDEO_HORIZONTAL_PIXELS; ++x) {
-		row[x] = softwareRenderer->row[x];
+		uint32_t c = softwareRenderer->row[x];
+#ifdef COLOR_5_6_5
+		c = ((c & 0x001F) << 11) | ((c & 0x03E0) << 1) | ((c & 0x7C00) >> 10);
+#endif
+		row[x] = c;
 	}
 #else
 	memcpy(row, softwareRenderer->row, VIDEO_HORIZONTAL_PIXELS * sizeof(*row));