From 3c26244340fe09fb99368a1c2326335db86fbf5f Mon Sep 17 00:00:00 2001 From: Simon Ser Date: Mon, 20 Sep 2021 18:19:05 +0200 Subject: [PATCH] scene: add wlr_scene_buffer_set_transform --- include/wlr/types/wlr_scene.h | 7 +++++++ types/scene/wlr_scene.c | 27 ++++++++++++++++++++++----- 2 files changed, 29 insertions(+), 5 deletions(-) diff --git a/include/wlr/types/wlr_scene.h b/include/wlr/types/wlr_scene.h index 6c5194f8..3b3035d0 100644 --- a/include/wlr/types/wlr_scene.h +++ b/include/wlr/types/wlr_scene.h @@ -96,6 +96,7 @@ struct wlr_scene_buffer { struct wlr_texture *texture; struct wlr_fbox src_box; int dst_width, dst_height; + enum wl_output_transform transform; }; /** A viewport for an output in the scene-graph */ @@ -232,6 +233,12 @@ void wlr_scene_buffer_set_source_box(struct wlr_scene_buffer *scene_buffer, void wlr_scene_buffer_set_dest_size(struct wlr_scene_buffer *scene_buffer, int width, int height); +/** + * Set a transform which will be applied to the buffer. + */ +void wlr_scene_buffer_set_transform(struct wlr_scene_buffer *scene_buffer, + enum wl_output_transform transform); + /** * Add a viewport for the specified output to the scene-graph. * diff --git a/types/scene/wlr_scene.c b/types/scene/wlr_scene.c index f4aec1d8..9ba283ef 100644 --- a/types/scene/wlr_scene.c +++ b/types/scene/wlr_scene.c @@ -295,6 +295,17 @@ void wlr_scene_buffer_set_dest_size(struct wlr_scene_buffer *scene_buffer, scene_node_damage_whole(&scene_buffer->node); } +void wlr_scene_buffer_set_transform(struct wlr_scene_buffer *scene_buffer, + enum wl_output_transform transform) { + if (scene_buffer->transform == transform) { + return; + } + + scene_node_damage_whole(&scene_buffer->node); + scene_buffer->transform = transform; + scene_node_damage_whole(&scene_buffer->node); +} + static struct wlr_texture *scene_buffer_get_texture( struct wlr_scene_buffer *scene_buffer, struct wlr_renderer *renderer) { struct wlr_client_buffer *client_buffer = @@ -338,8 +349,13 @@ static void scene_node_get_size(struct wlr_scene_node *node, *width = scene_buffer->dst_width; *height = scene_buffer->dst_height; } else { - *width = scene_buffer->buffer->width; - *height = scene_buffer->buffer->height; + if (scene_buffer->transform & WL_OUTPUT_TRANSFORM_90) { + *height = scene_buffer->buffer->width; + *width = scene_buffer->buffer->height; + } else { + *width = scene_buffer->buffer->width; + *height = scene_buffer->buffer->height; + } } break; } @@ -658,6 +674,7 @@ static void render_node_iterator(struct wlr_scene_node *node, struct wlr_texture *texture; float matrix[9]; + enum wl_output_transform transform; switch (node->type) { case WLR_SCENE_NODE_ROOT: case WLR_SCENE_NODE_TREE: @@ -672,8 +689,7 @@ static void render_node_iterator(struct wlr_scene_node *node, return; } - enum wl_output_transform transform = - wlr_output_transform_invert(surface->current.transform); + transform = wlr_output_transform_invert(surface->current.transform); wlr_matrix_project_box(matrix, &dst_box, transform, 0.0, output->transform_matrix); @@ -694,7 +710,8 @@ static void render_node_iterator(struct wlr_scene_node *node, return; } - wlr_matrix_project_box(matrix, &dst_box, WL_OUTPUT_TRANSFORM_NORMAL, 0.0, + transform = wlr_output_transform_invert(scene_buffer->transform); + wlr_matrix_project_box(matrix, &dst_box, transform, 0.0, output->transform_matrix); render_texture(output, output_damage, texture, &scene_buffer->src_box,