Adding upstream version 6.338.2.upstream/6.338.2upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 92 insertions, 0 deletions

diff --git a/src/swapchain.c b/src/swapchain.c
new file mode 100644
index 0000000..2b9ed90
--- /dev/null
+++ b/src/swapchain.c
@@ -0,0 +1,92 @@
+/*
+ * This file is part of libplacebo.
+ *
+ * libplacebo is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * libplacebo is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with libplacebo. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "common.h"
+#include "log.h"
+#include "swapchain.h"
+
+void pl_swapchain_destroy(pl_swapchain *ptr)
+{
+    pl_swapchain sw = *ptr;
+    if (!sw)
+        return;
+
+    const struct pl_sw_fns *impl = PL_PRIV(sw);
+    impl->destroy(sw);
+    *ptr = NULL;
+}
+
+int pl_swapchain_latency(pl_swapchain sw)
+{
+    const struct pl_sw_fns *impl = PL_PRIV(sw);
+    if (!impl->latency)
+        return 0;
+
+    return impl->latency(sw);
+}
+
+bool pl_swapchain_resize(pl_swapchain sw, int *width, int *height)
+{
+    int dummy[2] = {0};
+    width = PL_DEF(width, &dummy[0]);
+    height = PL_DEF(height, &dummy[1]);
+
+    const struct pl_sw_fns *impl = PL_PRIV(sw);
+    if (!impl->resize) {
+        *width = *height = 0;
+        return true;
+    }
+
+    return impl->resize(sw, width, height);
+}
+
+void pl_swapchain_colorspace_hint(pl_swapchain sw, const struct pl_color_space *csp)
+{
+    const struct pl_sw_fns *impl = PL_PRIV(sw);
+    if (!impl->colorspace_hint)
+        return;
+
+    struct pl_swapchain_colors fix = {0};
+    if (csp) {
+        fix = *csp;
+        // Ensure we have valid values set for all the fields
+        pl_color_space_infer(&fix);
+    }
+
+    impl->colorspace_hint(sw, &fix);
+}
+
+bool pl_swapchain_start_frame(pl_swapchain sw,
+                              struct pl_swapchain_frame *out_frame)
+{
+    *out_frame = (struct pl_swapchain_frame) {0}; // sanity
+
+    const struct pl_sw_fns *impl = PL_PRIV(sw);
+    return impl->start_frame(sw, out_frame);
+}
+
+bool pl_swapchain_submit_frame(pl_swapchain sw)
+{
+    const struct pl_sw_fns *impl = PL_PRIV(sw);
+    return impl->submit_frame(sw);
+}
+
+void pl_swapchain_swap_buffers(pl_swapchain sw)
+{
+    const struct pl_sw_fns *impl = PL_PRIV(sw);
+    impl->swap_buffers(sw);
+}