gsk: Move Vulkan sources to a subdirectory

Following what was already done for GL.

1 files changed, 187 insertions, 0 deletions

diff --git a/gsk/vulkan/gskvulkanclip.c b/gsk/vulkan/gskvulkanclip.c
new file mode 100644
index 0000000000..d927d88f13
--- /dev/null
+++ b/gsk/vulkan/gskvulkanclip.c
@@ -0,0 +1,187 @@
+#include "config.h"
+
+#include "gskvulkanclipprivate.h"
+
+#include "gskroundedrectprivate.h"
+
+void
+gsk_vulkan_clip_init_empty (GskVulkanClip         *clip,
+                            const graphene_rect_t *rect)
+{
+  clip->type = GSK_VULKAN_CLIP_NONE;
+  gsk_rounded_rect_init_from_rect (&clip->rect, rect, 0);
+}
+
+static void
+gsk_vulkan_clip_init_copy (GskVulkanClip *self,
+                           const GskVulkanClip *src)
+{
+  self->type = src->type;
+  gsk_rounded_rect_init_copy (&self->rect, &src->rect);
+}
+
+gboolean
+gsk_vulkan_clip_intersect_rect (GskVulkanClip         *dest,
+                                const GskVulkanClip   *src,
+                                const graphene_rect_t *rect)
+{
+  if (graphene_rect_contains_rect (rect, &src->rect.bounds))
+    {
+      gsk_vulkan_clip_init_copy (dest, src);
+      return TRUE;
+    }
+  if (!graphene_rect_intersection (rect, &src->rect.bounds, NULL))
+    {
+      dest->type = GSK_VULKAN_CLIP_ALL_CLIPPED;
+      return TRUE;
+    }
+
+  switch (src->type)
+    {
+    case GSK_VULKAN_CLIP_ALL_CLIPPED:
+      dest->type = GSK_VULKAN_CLIP_ALL_CLIPPED;
+      break;
+
+    case GSK_VULKAN_CLIP_NONE:
+      gsk_vulkan_clip_init_copy (dest, src);
+      if (graphene_rect_intersection (&dest->rect.bounds, rect, &dest->rect.bounds))
+        dest->type = GSK_VULKAN_CLIP_RECT;
+      else
+        dest->type = GSK_VULKAN_CLIP_ALL_CLIPPED;
+      break;
+
+    case GSK_VULKAN_CLIP_RECT:
+      gsk_vulkan_clip_init_copy (dest, src);
+      if (!graphene_rect_intersection (&dest->rect.bounds, rect, &dest->rect.bounds))
+        dest->type = GSK_VULKAN_CLIP_ALL_CLIPPED;
+      break;
+
+    case GSK_VULKAN_CLIP_ROUNDED_CIRCULAR:
+    case GSK_VULKAN_CLIP_ROUNDED:
+      if (gsk_rounded_rect_contains_rect (&src->rect, rect))
+        {
+          dest->type = GSK_VULKAN_CLIP_RECT;
+          gsk_rounded_rect_init_from_rect (&dest->rect, rect, 0);
+        }
+      else
+        {
+          /* some points of rect are inside src's rounded rect,
+           * some are outside. */
+          /* XXX: If the 2 rects don't intersect on rounded corners,
+           * we could actually compute a new clip here.
+           */
+          return FALSE;
+        }
+
+    default:
+      g_assert_not_reached ();
+      return FALSE;
+    }
+
+  return TRUE;
+}
+
+gboolean
+gsk_vulkan_clip_intersect_rounded_rect (GskVulkanClip        *dest,
+                                        const GskVulkanClip  *src,
+                                        const GskRoundedRect *rounded)
+{
+  if (gsk_rounded_rect_contains_rect (rounded, &src->rect.bounds))
+    {
+      gsk_vulkan_clip_init_copy (dest, src);
+      return TRUE;
+    }
+  if (!graphene_rect_intersection (&rounded->bounds, &src->rect.bounds, NULL))
+    {
+      dest->type = GSK_VULKAN_CLIP_ALL_CLIPPED;
+      return TRUE;
+    }
+
+  switch (src->type)
+    {
+    case GSK_VULKAN_CLIP_ALL_CLIPPED:
+      dest->type = GSK_VULKAN_CLIP_ALL_CLIPPED;
+      break;
+
+    case GSK_VULKAN_CLIP_NONE:
+      dest->type = gsk_rounded_rect_is_circular (&dest->rect) ? GSK_VULKAN_CLIP_ROUNDED_CIRCULAR : GSK_VULKAN_CLIP_ROUNDED;
+      gsk_rounded_rect_init_copy (&dest->rect, rounded);
+      break;
+
+    case GSK_VULKAN_CLIP_RECT:
+      if (graphene_rect_contains_rect (&src->rect.bounds, &rounded->bounds))
+        {
+          dest->type = gsk_rounded_rect_is_circular (&dest->rect) ? GSK_VULKAN_CLIP_ROUNDED_CIRCULAR : GSK_VULKAN_CLIP_ROUNDED;
+          gsk_rounded_rect_init_copy (&dest->rect, rounded);
+          return TRUE;
+        }
+      /* some points of rect are inside src's rounded rect,
+       * some are outside. */
+      /* XXX: If the 2 rects don't intersect on rounded corners,
+       * we could actually compute a new clip here.
+       */
+      return FALSE;
+
+    case GSK_VULKAN_CLIP_ROUNDED_CIRCULAR:
+    case GSK_VULKAN_CLIP_ROUNDED:
+      /* XXX: improve */
+      return FALSE;
+
+    default:
+      g_assert_not_reached ();
+      return FALSE;
+    }
+
+  return TRUE;
+}
+
+gboolean
+gsk_vulkan_clip_transform (GskVulkanClip           *dest,
+                           const GskVulkanClip     *src,
+                           const graphene_matrix_t *transform,
+                           const graphene_rect_t   *viewport)
+{
+  switch (src->type)
+    {
+    default:
+      g_assert_not_reached();
+      return FALSE;
+
+    case GSK_VULKAN_CLIP_ALL_CLIPPED:
+      gsk_vulkan_clip_init_copy (dest, src);
+      return TRUE;
+
+    case GSK_VULKAN_CLIP_NONE:
+      gsk_vulkan_clip_init_empty (dest, viewport);
+      return TRUE;
+
+    case GSK_VULKAN_CLIP_RECT:
+    case GSK_VULKAN_CLIP_ROUNDED_CIRCULAR:
+    case GSK_VULKAN_CLIP_ROUNDED:
+      /* FIXME: Handle 2D operations, in particular transform and scale */
+      return FALSE;
+    }
+}
+
+gboolean
+gsk_vulkan_clip_contains_rect (const GskVulkanClip   *self,
+                               const graphene_rect_t *rect)
+{
+  switch (self->type)
+    {
+    default:
+      g_assert_not_reached();
+    case GSK_VULKAN_CLIP_ALL_CLIPPED:
+      return FALSE;
+
+    case GSK_VULKAN_CLIP_NONE:
+      return TRUE;
+
+    case GSK_VULKAN_CLIP_RECT:
+      return graphene_rect_contains_rect (&self->rect.bounds, rect);
+
+    case GSK_VULKAN_CLIP_ROUNDED_CIRCULAR:
+    case GSK_VULKAN_CLIP_ROUNDED:
+      return gsk_rounded_rect_contains_rect (&self->rect, rect);
+    }
+}