Sixelize "cube" demo at Marzac/le3d(https://github.com/Marzac/le3d)

cube.cpp.patch

diff --git a/examples/cube/CMakeLists.txt b/examples/cube/CMakeLists.txt
index 5521cac..cdc366c 100644
--- a/examples/cube/CMakeLists.txt
+++ b/examples/cube/CMakeLists.txt
@@ -22,6 +22,7 @@ target_link_libraries(
     cube
     PRIVATE
     le3d
+    sixel
 )
 target_include_directories(
     cube
diff --git a/examples/cube/cube.cpp b/examples/cube/cube.cpp
index 93a24bc..aed5761 100644
--- a/examples/cube/cube.cpp
+++ b/examples/cube/cube.cpp
@@ -12,6 +12,7 @@
 
 #include <stdlib.h>
 #include <stdio.h>
+#include <sixel.h>
 
 /*****************************************************************************/
 int main()
@@ -20,10 +21,18 @@ int main()
 	LeGamePad::setup();
 
 /** Create application objects */
-	LeWindow	 window		= LeWindow("Le3d: cube example");
-	LeDraw		 draw		= LeDraw(window.getContext());
 	LeRenderer	 renderer	= LeRenderer();
 	LeRasterizer rasterizer = LeRasterizer();
+	SIXELSTATUS status;
+	sixel_encoder_t *encoder;
+
+/** Initialize sixel encoder */
+	printf("\033c");
+	status = sixel_encoder_new(&encoder, NULL);
+	if (SIXEL_FAILED(status)) {
+		printf("%s\n", sixel_helper_format_error(status));
+		return 1;
+	}
 
 /** Load the assets (textures then 3D models) */
 	bmpCache.loadDirectory("assets");
@@ -51,16 +60,23 @@ int main()
 
 /** Program main loop */
 	
-	while (sys.running && window.visible) {
+	printf("\0337");
+	while (sys.running) {
 	/** Process OS messages */
 		sys.update();
-		window.update();
 
 	/** Wait for next frame */
 		timing.waitNextFrame();
 
 	/** Copy render frame to window context */
-		draw.setPixels(rasterizer.getPixels());
+		printf("\0338");
+		fflush(stdout);
+		status = sixel_encoder_encode_bytes(
+		    encoder, (unsigned char*)rasterizer.getPixels(),
+		    rasterizer.frame.tx, rasterizer.frame.ty,
+		    SIXEL_PIXELFORMAT_BGRA8888, NULL, (-1));
+		if (SIXEL_FAILED(status))
+			break;
 
 	/** Update model transforms */
 		crate->angle += LeVertex(0.1f, 2.0f, 0.0f);
@@ -81,10 +97,6 @@ int main()
 		renderer.flush();
 	}
 
-/** Make a screenshot */
-	LeBmpFile screenshot("screenshot.bmp");
-	screenshot.save(&rasterizer.frame);
-
 	timing.lastFrame();
 	LeGamePad::release();
 	sys.terminate();

This patch is in public domain.