st/dri: Move DRI1 bits in dri_drawable.c to dri1.c.

1 files changed, 2 insertions, 304 deletions

diff --git a/src/gallium/state_trackers/dri/dri_drawable.c b/src/gallium/state_trackers/dri/dri_drawable.c
index 83b1a29..6c4de71 100644
--- a/src/gallium/state_trackers/dri/dri_drawable.c
+++ b/src/gallium/state_trackers/dri/dri_drawable.c
@@ -448,319 +448,17 @@ fail:
    return GL_FALSE;
 }
 
-static struct pipe_fence_handle *
-dri_swap_fences_pop_front(struct dri_drawable *draw)
-{
-   struct pipe_screen *screen = dri_screen(draw->sPriv)->pipe_screen;
-   struct pipe_fence_handle *fence = NULL;
-
-   if (draw->cur_fences >= draw->desired_fences) {
-      screen->fence_reference(screen, &fence, draw->swap_fences[draw->tail]);
-      screen->fence_reference(screen, &draw->swap_fences[draw->tail++], NULL);
-      --draw->cur_fences;
-      draw->tail &= DRI_SWAP_FENCES_MASK;
-   }
-   return fence;
-}
-
-static void
-dri_swap_fences_push_back(struct dri_drawable *draw,
-			  struct pipe_fence_handle *fence)
-{
-   struct pipe_screen *screen = dri_screen(draw->sPriv)->pipe_screen;
-
-   if (!fence)
-      return;
-
-   if (draw->cur_fences < DRI_SWAP_FENCES_MAX) {
-      draw->cur_fences++;
-      screen->fence_reference(screen, &draw->swap_fences[draw->head++],
-			      fence);
-      draw->head &= DRI_SWAP_FENCES_MASK;
-   }
-}
-
 void
 dri_destroy_buffer(__DRIdrawable * dPriv)
 {
    struct dri_drawable *drawable = dri_drawable(dPriv);
-   struct pipe_fence_handle *fence;
-   struct pipe_screen *screen = dri_screen(drawable->sPriv)->pipe_screen;
 
    st_unreference_framebuffer(drawable->stfb);
    drawable->desired_fences = 0;
-   while (drawable->cur_fences) {
-      fence = dri_swap_fences_pop_front(drawable);
-      screen->fence_reference(screen, &fence, NULL);
-   }
-
-   FREE(drawable);
-}
-
-static void
-dri1_update_drawables_locked(struct dri_context *ctx,
-			     __DRIdrawable * driDrawPriv,
-			     __DRIdrawable * driReadPriv)
-{
-   if (ctx->stLostLock) {
-      ctx->stLostLock = FALSE;
-      if (driDrawPriv == driReadPriv)
-	 DRI_VALIDATE_DRAWABLE_INFO(ctx->sPriv, driDrawPriv);
-      else
-	 DRI_VALIDATE_TWO_DRAWABLES_INFO(ctx->sPriv, driDrawPriv,
-					 driReadPriv);
-   }
-}
-
-/**
- * This ensures all contexts which bind to a drawable pick up the
- * drawable change and signal new buffer state.
- * Calling st_resize_framebuffer for each context may seem like overkill,
- * but no new buffers will actually be allocated if the dimensions don't
- * change.
- */
-
-static void
-dri1_propagate_drawable_change(struct dri_context *ctx)
-{
-   __DRIdrawable *dPriv = ctx->dPriv;
-   __DRIdrawable *rPriv = ctx->rPriv;
-   boolean flushed = FALSE;
-
-   if (dPriv && ctx->d_stamp != dPriv->lastStamp) {
-
-      st_flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL);
-      flushed = TRUE;
-      ctx->d_stamp = dPriv->lastStamp;
-      st_resize_framebuffer(dri_drawable(dPriv)->stfb, dPriv->w, dPriv->h);
-
-   }
-
-   if (rPriv && dPriv != rPriv && ctx->r_stamp != rPriv->lastStamp) {
-
-      if (!flushed)
-	 st_flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL);
-      ctx->r_stamp = rPriv->lastStamp;
-      st_resize_framebuffer(dri_drawable(rPriv)->stfb, rPriv->w, rPriv->h);
-
-   } else if (rPriv && dPriv == rPriv) {
-
-      ctx->r_stamp = ctx->d_stamp;
-
-   }
-}
-
-void
-dri1_update_drawables(struct dri_context *ctx,
-		      struct dri_drawable *draw, struct dri_drawable *read)
-{
-   dri_lock(ctx);
-   dri1_update_drawables_locked(ctx, draw->dPriv, read->dPriv);
-   dri_unlock(ctx);
-
-   dri1_propagate_drawable_change(ctx);
-}
-
-static INLINE boolean
-dri1_intersect_src_bbox(struct drm_clip_rect *dst,
-			int dst_x,
-			int dst_y,
-			const struct drm_clip_rect *src,
-			const struct drm_clip_rect *bbox)
-{
-   int xy1;
-   int xy2;
-
-   xy1 = ((int)src->x1 > (int)bbox->x1 + dst_x) ? src->x1 :
-      (int)bbox->x1 + dst_x;
-   xy2 = ((int)src->x2 < (int)bbox->x2 + dst_x) ? src->x2 :
-      (int)bbox->x2 + dst_x;
-   if (xy1 >= xy2 || xy1 < 0)
-      return FALSE;
-
-   dst->x1 = xy1;
-   dst->x2 = xy2;
-
-   xy1 = ((int)src->y1 > (int)bbox->y1 + dst_y) ? src->y1 :
-      (int)bbox->y1 + dst_y;
-   xy2 = ((int)src->y2 < (int)bbox->y2 + dst_y) ? src->y2 :
-      (int)bbox->y2 + dst_y;
-   if (xy1 >= xy2 || xy1 < 0)
-      return FALSE;
-
-   dst->y1 = xy1;
-   dst->y2 = xy2;
-   return TRUE;
-}
-
-static void
-dri1_swap_copy(struct dri_context *ctx,
-	       struct pipe_surface *dst,
-	       struct pipe_surface *src,
-	       __DRIdrawable * dPriv, const struct drm_clip_rect *bbox)
-{
-   struct pipe_context *pipe = ctx->pipe;
-   struct drm_clip_rect clip;
-   struct drm_clip_rect *cur;
-   int i;
 
-   cur = dPriv->pClipRects;
+   dri1_swap_fences_clear(drawable);
 
-   for (i = 0; i < dPriv->numClipRects; ++i) {
-      if (dri1_intersect_src_bbox(&clip, dPriv->x, dPriv->y, cur++, bbox)) {
-         if (pipe->surface_copy) {
-            pipe->surface_copy(pipe, dst, clip.x1, clip.y1,
-                               src,
-                               (int)clip.x1 - dPriv->x,
-                               (int)clip.y1 - dPriv->y,
-                               clip.x2 - clip.x1, clip.y2 - clip.y1);
-         } else {
-            util_surface_copy(pipe, FALSE, dst, clip.x1, clip.y1,
-                              src,
-                              (int)clip.x1 - dPriv->x,
-                              (int)clip.y1 - dPriv->y,
-                              clip.x2 - clip.x1, clip.y2 - clip.y1);
-         }
-      }
-   }
-}
-
-static void
-dri1_copy_to_front(struct dri_context *ctx,
-		   struct pipe_surface *surf,
-		   __DRIdrawable * dPriv,
-		   const struct drm_clip_rect *sub_box,
-		   struct pipe_fence_handle **fence)
-{
-   struct pipe_context *pipe = ctx->pipe;
-   boolean save_lost_lock;
-   uint cur_w;
-   uint cur_h;
-   struct drm_clip_rect bbox;
-   boolean visible = TRUE;
-
-   *fence = NULL;
-
-   dri_lock(ctx);
-   save_lost_lock = ctx->stLostLock;
-   dri1_update_drawables_locked(ctx, dPriv, dPriv);
-   st_get_framebuffer_dimensions(dri_drawable(dPriv)->stfb, &cur_w, &cur_h);
-
-   bbox.x1 = 0;
-   bbox.x2 = cur_w;
-   bbox.y1 = 0;
-   bbox.y2 = cur_h;
-
-   if (sub_box)
-      visible = dri1_intersect_src_bbox(&bbox, 0, 0, &bbox, sub_box);
-
-   if (visible && __dri1_api_hooks->present_locked) {
-
-      __dri1_api_hooks->present_locked(pipe,
-				       surf,
-				       dPriv->pClipRects,
-				       dPriv->numClipRects,
-				       dPriv->x, dPriv->y, &bbox, fence);
-
-   } else if (visible && __dri1_api_hooks->front_srf_locked) {
-
-      struct pipe_surface *front = __dri1_api_hooks->front_srf_locked(pipe);
-
-      if (front)
-	 dri1_swap_copy(ctx, front, surf, dPriv, &bbox);
-
-      st_flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, fence);
-   }
-
-   ctx->stLostLock = save_lost_lock;
-
-   /**
-    * FIXME: Revisit this: Update drawables on copy_sub_buffer ?
-    */
-
-   if (!sub_box)
-      dri1_update_drawables_locked(ctx, ctx->dPriv, ctx->rPriv);
-
-   dri_unlock(ctx);
-   dri1_propagate_drawable_change(ctx);
-}
-
-void
-dri1_flush_frontbuffer(struct pipe_screen *screen,
-		       struct pipe_surface *surf, void *context_private)
-{
-   struct dri_context *ctx = (struct dri_context *)context_private;
-   struct pipe_fence_handle *dummy_fence;
-
-   dri1_copy_to_front(ctx, surf, ctx->dPriv, NULL, &dummy_fence);
-   screen->fence_reference(screen, &dummy_fence, NULL);
-
-   /**
-    * FIXME: Do we need swap throttling here?
-    */
-}
-
-void
-dri_swap_buffers(__DRIdrawable * dPriv)
-{
-   struct dri_context *ctx;
-   struct pipe_surface *back_surf;
-   struct dri_drawable *draw = dri_drawable(dPriv);
-   struct pipe_screen *screen = dri_screen(draw->sPriv)->pipe_screen;
-   struct pipe_fence_handle *fence;
-   struct st_context *st = st_get_current();
-
-   assert(__dri1_api_hooks != NULL);
-
-   if (!st)
-      return;			       /* For now */
-
-   ctx = (struct dri_context *)st->pipe->priv;
-
-   st_get_framebuffer_surface(draw->stfb, ST_SURFACE_BACK_LEFT, &back_surf);
-   if (back_surf) {
-      st_notify_swapbuffers(draw->stfb);
-      st_flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL);
-      fence = dri_swap_fences_pop_front(draw);
-      if (fence) {
-	 (void)screen->fence_finish(screen, fence, 0);
-	 screen->fence_reference(screen, &fence, NULL);
-      }
-      dri1_copy_to_front(ctx, back_surf, dPriv, NULL, &fence);
-      dri_swap_fences_push_back(draw, fence);
-      screen->fence_reference(screen, &fence, NULL);
-   }
-}
-
-void
-dri_copy_sub_buffer(__DRIdrawable * dPriv, int x, int y, int w, int h)
-{
-   struct pipe_screen *screen = dri_screen(dPriv->driScreenPriv)->pipe_screen;
-   struct drm_clip_rect sub_bbox;
-   struct dri_context *ctx;
-   struct pipe_surface *back_surf;
-   struct dri_drawable *draw = dri_drawable(dPriv);
-   struct pipe_fence_handle *dummy_fence;
-   struct st_context *st = st_get_current();
-
-   assert(__dri1_api_hooks != NULL);
-
-   if (!st)
-      return;
-
-   ctx = (struct dri_context *)st->pipe->priv;
-
-   sub_bbox.x1 = x;
-   sub_bbox.x2 = x + w;
-   sub_bbox.y1 = y;
-   sub_bbox.y2 = y + h;
-
-   st_get_framebuffer_surface(draw->stfb, ST_SURFACE_BACK_LEFT, &back_surf);
-   if (back_surf) {
-      st_flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL);
-      dri1_copy_to_front(ctx, back_surf, dPriv, &sub_bbox, &dummy_fence);
-      screen->fence_reference(screen, &dummy_fence, NULL);
-   }
+   FREE(drawable);
 }
 
 /* vim: set sw=3 ts=8 sts=3 expandtab: */