- i = 0;
- if (draw->color_rb[0])
- attachments[i++] = __DRI_BUFFER_FRONT_LEFT;
- if (draw->color_rb[1])
- attachments[i++] = __DRI_BUFFER_BACK_LEFT;
- if (radeon_get_renderbuffer(&draw->base, BUFFER_DEPTH))
- attachments[i++] = __DRI_BUFFER_DEPTH;
- if (radeon_get_renderbuffer(&draw->base, BUFFER_STENCIL))
- attachments[i++] = __DRI_BUFFER_STENCIL;
+
+ if ((screen->dri2.loader->base.version > 2)
+ && (screen->dri2.loader->getBuffersWithFormat != NULL)) {
+ struct radeon_renderbuffer *depth_rb;
+ struct radeon_renderbuffer *stencil_rb;
+
+ i = 0;
+ if ((radeon->is_front_buffer_rendering || !draw->color_rb[1])
+ && draw->color_rb[0]) {
+ attachments[i++] = __DRI_BUFFER_FRONT_LEFT;
+ attachments[i++] = radeon_bits_per_pixel(draw->color_rb[0]);
+ }
+
+ if (draw->color_rb[1]) {
+ attachments[i++] = __DRI_BUFFER_BACK_LEFT;
+ attachments[i++] = radeon_bits_per_pixel(draw->color_rb[1]);
+ }
+
+ depth_rb = radeon_get_renderbuffer(&draw->base, BUFFER_DEPTH);
+ stencil_rb = radeon_get_renderbuffer(&draw->base, BUFFER_STENCIL);
+
+ if ((depth_rb != NULL) && (stencil_rb != NULL)) {
+ attachments[i++] = __DRI_BUFFER_DEPTH_STENCIL;
+ attachments[i++] = radeon_bits_per_pixel(depth_rb);
+ } else if (depth_rb != NULL) {
+ attachments[i++] = __DRI_BUFFER_DEPTH;
+ attachments[i++] = radeon_bits_per_pixel(depth_rb);
+ } else if (stencil_rb != NULL) {
+ attachments[i++] = __DRI_BUFFER_STENCIL;
+ attachments[i++] = radeon_bits_per_pixel(stencil_rb);
+ }
+
+ buffers = (*screen->dri2.loader->getBuffersWithFormat)(drawable,
+ &drawable->w,
+ &drawable->h,
+ attachments, i / 2,
+ &count,
+ drawable->loaderPrivate);
+ } else {
+ i = 0;
+ if (draw->color_rb[0])
+ attachments[i++] = __DRI_BUFFER_FRONT_LEFT;
+ if (draw->color_rb[1])
+ attachments[i++] = __DRI_BUFFER_BACK_LEFT;
+ if (radeon_get_renderbuffer(&draw->base, BUFFER_DEPTH))
+ attachments[i++] = __DRI_BUFFER_DEPTH;
+ if (radeon_get_renderbuffer(&draw->base, BUFFER_STENCIL))
+ attachments[i++] = __DRI_BUFFER_STENCIL;