compositor: gather buffer_transform and _scale into a struct
Gather the variables affecting the coordinate transformations between
buffer and local coordinates into a new struct weston_buffer_viewport.
This will be more useful later, when the crop & scale extension is
implemented.
diff --git a/src/compositor-drm.c b/src/compositor-drm.c
index a1d9d59..c34fc1c 100644
--- a/src/compositor-drm.c
+++ b/src/compositor-drm.c
@@ -463,7 +463,7 @@
buffer == NULL || c->gbm == NULL ||
buffer->width != output->base.current_mode->width ||
buffer->height != output->base.current_mode->height ||
- output->base.transform != ev->surface->buffer_transform ||
+ output->base.transform != ev->surface->buffer_viewport.transform ||
ev->transform.enabled)
return NULL;
@@ -818,10 +818,10 @@
if (c->gbm == NULL)
return NULL;
- if (ev->surface->buffer_transform != output_base->transform)
+ if (ev->surface->buffer_viewport.transform != output_base->transform)
return NULL;
- if (ev->surface->buffer_scale != output_base->current_scale)
+ if (ev->surface->buffer_viewport.scale != output_base->current_scale)
return NULL;
if (c->sprites_are_broken)
@@ -931,8 +931,9 @@
tbox = weston_transformed_rect(wl_fixed_from_int(ev->geometry.width),
wl_fixed_from_int(ev->geometry.height),
- ev->surface->buffer_transform,
- ev->surface->buffer_scale, tbox);
+ ev->surface->buffer_viewport.transform,
+ ev->surface->buffer_viewport.scale,
+ tbox);
s->src_x = tbox.x1 << 8;
s->src_y = tbox.y1 << 8;