[client] spice: update to properly support all cursor types

client/src/main.c

@@ -976,9 +976,17 @@ static void spice_setCursorRGBAImage(int width, int height, int hx, int hy,
   g_state.spiceHotX = hx;
   g_state.spiceHotY = hy;
 
-  void * copied = malloc(width * height * 4);
-  memcpy(copied, data, width * height * 4);
-  renderQueue_cursorImage(false, width, height, width * 4, copied);
+  const uint8_t * rgba = data;
+  uint8_t * bgra = malloc(width * height * 4);
+  for (int i = 0; i < width * height; ++i)
+  {
+    bgra[i * 4 + 0] = rgba[i * 4 + 2];
+    bgra[i * 4 + 1] = rgba[i * 4 + 1];
+    bgra[i * 4 + 2] = rgba[i * 4 + 0];
+    bgra[i * 4 + 3] = rgba[i * 4 + 3];
+  }
+  renderQueue_cursorImage(
+      LG_CURSOR_COLOR, width, height, width * 4, bgra);
 }
 
 static void spice_setCursorMonoImage(int width, int height, int hx, int hy,
@@ -989,9 +997,37 @@ static void spice_setCursorMonoImage(int width, int height, int hx, int hy,
 
   int stride = (width + 7) / 8;
   uint8_t * buffer = malloc(stride * height * 2);
-  memcpy(buffer, xorMask, stride * height);
-  memcpy(buffer + stride * height, andMask, stride * height);
-  renderQueue_cursorImage(true, width, height * 2, stride, buffer);
+  memcpy(buffer, andMask, stride * height);
+  memcpy(buffer + stride * height, xorMask, stride * height);
+  renderQueue_cursorImage(
+      LG_CURSOR_MONOCHROME, width, height * 2, stride, buffer);
+}
+
+static void spice_setCursorColorImage(int width, int height, int hx, int hy,
+    const void * data, const void * maskData)
+{
+  g_state.spiceHotX = hx;
+  g_state.spiceHotY = hy;
+
+  const uint8_t * rgba = data;
+  const uint8_t * andMask = maskData;
+  const int maskStride = (width + 7) / 8;
+  uint8_t * bgra = malloc(width * height * 4);
+  for (int y = 0; y < height; ++y)
+  {
+    for (int x = 0; x < width; ++x)
+    {
+      const int i = y * width + x;
+      bgra[i * 4 + 0] = rgba[i * 4 + 2];
+      bgra[i * 4 + 1] = rgba[i * 4 + 1];
+      bgra[i * 4 + 2] = rgba[i * 4 + 0];
+      bgra[i * 4 + 3] =
+        andMask[y * maskStride + x / 8] & (0x80U >> (x % 8)) ? 255 : 0;
+    }
+  }
+
+  renderQueue_cursorImage(
+      LG_CURSOR_MASKED_COLOR, width, height, width * 4, bgra);
 }
 
 static void spice_setCursorState(bool visible, int x, int y)
@@ -1038,6 +1074,7 @@ int spiceThread(void * arg)
       .autoConnect   = false,
       .setRGBAImage  = spice_setCursorRGBAImage,
       .setMonoImage  = spice_setCursorMonoImage,
+      .setColorImage = spice_setCursorColorImage,
       .setState      = spice_setCursorState,
     },
 #if ENABLE_AUDIO

client/src/render_queue.c

@@ -224,12 +224,12 @@ void renderQueue_cursorState(bool visible, int x, int y, int hx, int hy)
   ll_push(l_renderQueue, cmd);
 }
 
-void renderQueue_cursorImage(bool monochrome, int width, int height, int pitch,
-    uint8_t * data)
+void renderQueue_cursorImage(LG_RendererCursor type,
+    int width, int height, int pitch, uint8_t * data)
 {
   RenderCommand * cmd     = malloc(sizeof(*cmd));
   cmd->op                 = CURSOR_OP_IMAGE;
-  cmd->cursorImage.monochrome = monochrome;
+  cmd->cursorImage.type   = type;
   cmd->cursorImage.width  = width;
   cmd->cursorImage.height = height;
   cmd->cursorImage.pitch  = pitch;
@@ -288,7 +288,7 @@ void renderQueue_process(void)
 
       case CURSOR_OP_IMAGE:
         RENDERER(onMouseShape,
-            cmd->cursorImage.monochrome ? LG_CURSOR_MONOCHROME : LG_CURSOR_COLOR,
+            cmd->cursorImage.type,
             cmd->cursorImage.width, cmd->cursorImage.height,
             cmd->cursorImage.pitch, cmd->cursorImage.data);
         free(cmd->cursorImage.data);

client/src/render_queue.h

@@ -86,7 +86,7 @@ typedef struct
 
     struct
     {
-      bool      monochrome;
+      LG_RendererCursor type;
       int               width;
       int               height;
       int               pitch;
@@ -117,5 +117,6 @@ void renderQueue_surfaceFormat(const LG_RendererFormat format,
 
 void renderQueue_cursorState(bool visible, int x, int y, int hx, int hy);
 
-void renderQueue_cursorImage(bool monochrome, int width, int height, int pitch,
+void renderQueue_cursorImage(LG_RendererCursor type,
+    int width, int height, int pitch,
     uint8_t * data);