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3DS - Save some RAM

--- a/src/Backends/Rendering/3DS.cpp

+++ b/src/Backends/Rendering/3DS.cpp

@@ -29,8 +29,6 @@

 {

 	C3D_Tex texture;

 	C3D_RenderTarget *render_target;

-	size_t width;

-	size_t height;

 } RenderBackend_Surface;

 typedef struct RenderBackend_GlyphAtlas

@@ -45,6 +43,8 @@

 static C3D_RenderTarget *screen_render_target;

 static RenderBackend_Surface *framebuffer_surface;

+static size_t framebuffer_surface_width;

+static size_t framebuffer_surface_height;

 static bool frame_started;

@@ -123,9 +123,16 @@

 		framebuffer_surface = RenderBackend_CreateSurface(screen_width, screen_height, true);

 		if (framebuffer_surface != NULL)

+		{

+			framebuffer_surface_width = screen_width;

+			framebuffer_surface_height = screen_height;

+

 			return framebuffer_surface;

+		}

 		else

+		{

 			Backend_PrintError("RenderBackend_CreateSurface failed in RenderBackend_Init");

+		}

 		C3D_RenderTargetDelete(screen_render_target);

 	}

@@ -161,12 +168,12 @@

 	const float texture_left = 0.0f;

 	const float texture_top = 0.0f;

-	const float texture_right = (float)framebuffer_surface->width / framebuffer_surface->texture.width;

-	const float texture_bottom = (float)framebuffer_surface->height / framebuffer_surface->texture.height;

+	const float texture_right = (float)framebuffer_surface_width / framebuffer_surface->texture.width;

+	const float texture_bottom = (float)framebuffer_surface_height / framebuffer_surface->texture.height;

 	Tex3DS_SubTexture subtexture;

-	subtexture.width = framebuffer_surface->width;

-	subtexture.height = framebuffer_surface->height;

+	subtexture.width = framebuffer_surface_width;

+	subtexture.height = framebuffer_surface_height;

 	subtexture.left = texture_left;

 	subtexture.top = 1.0f - texture_top;

 	subtexture.right = texture_right;

@@ -180,7 +187,7 @@

 	SelectRenderTarget(screen_render_target);

-	C2D_DrawImageAt(image, (400 - framebuffer_surface->width) / 2, (240 - framebuffer_surface->height) / 2, 0.0f);

+	C2D_DrawImageAt(image, (400 - framebuffer_surface_width) / 2, (240 - framebuffer_surface_height) / 2, 0.0f);

 	EndRendering();

 }

@@ -194,8 +201,6 @@

 	if (surface != NULL)

 	{

-		surface->width = width;

-		surface->height = height;

 		surface->render_target = NULL;

 		memset(&surface->texture, 0, sizeof(surface->texture));