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util/transform: add wlr_output_transform_coords()
We hand-roll this in multiple places.
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5 changed files with 30 additions and 36 deletions
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@ -25,4 +25,9 @@ enum wl_output_transform wlr_output_transform_invert(
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enum wl_output_transform wlr_output_transform_compose(
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enum wl_output_transform tr_a, enum wl_output_transform tr_b);
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/**
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* Applies a transform to coordinates.
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*/
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void wlr_output_transform_coords(enum wl_output_transform tr, int *x, int *y);
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#endif
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@ -130,12 +130,7 @@ static void surface_reconfigure(struct wlr_scene_surface *scene_surface) {
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wlr_fbox_transform(&src_box, &src_box, state->transform,
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buffer_width, buffer_height);
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if (state->transform & WL_OUTPUT_TRANSFORM_90) {
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int tmp = buffer_width;
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buffer_width = buffer_height;
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buffer_height = tmp;
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}
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wlr_output_transform_coords(state->transform, &buffer_width, &buffer_height);
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src_box.x += (double)(clip->x * buffer_width) / state->width;
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src_box.y += (double)(clip->y * buffer_height) / state->height;
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@ -879,13 +879,9 @@ static void scene_node_get_size(struct wlr_scene_node *node,
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*width = scene_buffer->dst_width;
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*height = scene_buffer->dst_height;
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} else if (scene_buffer->buffer) {
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if (scene_buffer->transform & WL_OUTPUT_TRANSFORM_90) {
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*height = scene_buffer->buffer->width;
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*width = scene_buffer->buffer->height;
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} else {
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*width = scene_buffer->buffer->width;
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*height = scene_buffer->buffer->height;
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}
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*width = scene_buffer->buffer->width;
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*height = scene_buffer->buffer->height;
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wlr_output_transform_coords(scene_buffer->transform, width, height);
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}
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break;
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}
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@ -1544,14 +1540,13 @@ static bool scene_entry_try_direct_scanout(struct render_list_entry *entry,
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struct wlr_scene_buffer *buffer = wlr_scene_buffer_from_node(node);
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struct wlr_fbox default_box = {0};
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if (buffer->transform & WL_OUTPUT_TRANSFORM_90) {
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default_box.width = buffer->buffer->height;
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default_box.height = buffer->buffer->width;
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} else {
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default_box.width = buffer->buffer->width;
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default_box.height = buffer->buffer->height;
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}
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int default_width = buffer->buffer->width;
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int default_height = buffer->buffer->height;
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wlr_output_transform_coords(buffer->transform, &default_width, &default_height);
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struct wlr_fbox default_box = {
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.width = default_width,
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.height = default_height,
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};
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if (!wlr_fbox_empty(&buffer->src_box) &&
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!wlr_fbox_equal(&buffer->src_box, &default_box)) {
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@ -1679,11 +1674,8 @@ bool wlr_scene_output_build_state(struct wlr_scene_output *scene_output,
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render_data.scale = state->scale;
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}
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if (render_data.transform & WL_OUTPUT_TRANSFORM_90) {
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int tmp = render_data.trans_width;
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render_data.trans_width = render_data.trans_height;
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render_data.trans_height = tmp;
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}
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wlr_output_transform_coords(render_data.transform,
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&render_data.trans_width, &render_data.trans_height);
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render_data.logical.width = render_data.trans_width / render_data.scale;
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render_data.logical.height = render_data.trans_height / render_data.scale;
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@ -146,16 +146,10 @@ static void surface_handle_set_input_region(struct wl_client *client,
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}
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static void surface_state_transformed_buffer_size(struct wlr_surface_state *state,
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int *out_width, int *out_height) {
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int width = state->buffer_width;
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int height = state->buffer_height;
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if ((state->transform & WL_OUTPUT_TRANSFORM_90) != 0) {
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int tmp = width;
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width = height;
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height = tmp;
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}
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*out_width = width;
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*out_height = height;
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int *width, int *height) {
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*width = state->buffer_width;
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*height = state->buffer_height;
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wlr_output_transform_coords(state->transform, width, height);
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}
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/**
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@ -23,3 +23,11 @@ enum wl_output_transform wlr_output_transform_compose(
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}
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return flipped | rotated;
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}
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void wlr_output_transform_coords(enum wl_output_transform tr, int *x, int *y) {
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if (tr & WL_OUTPUT_TRANSFORM_90) {
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int tmp = *x;
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*x = *y;
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*y = tmp;
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}
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}
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