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wlr_renderer: Introduce wlr_renderer_raster_upload

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This commit is contained in:
Alexander Orzechowski 2022-06-24 23:14:12 -04:00
parent 5dd7c00a7c
commit d8def1aa65
10 changed files with 198 additions and 67 deletions
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171
render/pixman/renderer.c
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@ -46,8 +46,103 @@ static struct wlr_pixman_texture *get_texture(
return (struct wlr_pixman_texture *)wlr_texture;
}
static struct wlr_pixman_texture *pixman_texture_create(
struct wlr_pixman_renderer *renderer, uint32_t drm_format,
uint32_t width, uint32_t height) {
struct wlr_pixman_texture *texture =
calloc(1, sizeof(struct wlr_pixman_texture));
if (texture == NULL) {
wlr_log_errno(WLR_ERROR, "Failed to allocate pixman texture");
return NULL;
}
wlr_texture_init(&texture->wlr_texture, &texture_impl, width, height);
texture->renderer = renderer;
texture->format_info = drm_get_pixel_format_info(drm_format);
if (!texture->format_info) {
wlr_log(WLR_ERROR, "Unsupported drm format 0x%"PRIX32, drm_format);
free(texture);
return NULL;
}
texture->format = get_pixman_format_from_drm(drm_format);
if (texture->format == 0) {
wlr_log(WLR_ERROR, "Unsupported pixman drm format 0x%"PRIX32,
drm_format);
free(texture);
return NULL;
}
wl_list_insert(&renderer->textures, &texture->link);
return texture;
}
static struct wlr_texture *pixman_texture_from_buffer(
struct wlr_renderer *wlr_renderer, struct wlr_buffer *buffer) {
struct wlr_pixman_renderer *renderer = get_renderer(wlr_renderer);
void *data = NULL;
uint32_t drm_format;
size_t stride;
if (!wlr_buffer_begin_data_ptr_access(buffer, WLR_BUFFER_DATA_PTR_ACCESS_READ,
&data, &drm_format, &stride)) {
return NULL;
}
wlr_buffer_end_data_ptr_access(buffer);
struct wlr_pixman_texture *texture = pixman_texture_create(renderer,
drm_format, buffer->width, buffer->height);
if (texture == NULL) {
return NULL;
}
texture->image = pixman_image_create_bits_no_clear(texture->format,
buffer->width, buffer->height, data, stride);
if (!texture->image) {
wlr_log(WLR_ERROR, "Failed to create pixman image");
wl_list_remove(&texture->link);
free(texture);
return NULL;
}
texture->buffer = wlr_buffer_lock(buffer);
return &texture->wlr_texture;
}
static struct wlr_pixman_texture *raster_upload(
struct wlr_pixman_renderer *renderer, struct wlr_raster *wlr_raster) {
struct wlr_texture *texture;
wl_list_for_each(texture, &wlr_raster->sources, link) {
if (wlr_texture_is_pixman(texture)) {
struct wlr_pixman_texture *pixman_tex =
(struct wlr_pixman_texture *)texture;
if (pixman_tex->renderer != renderer) {
continue;
}
return pixman_tex;
}
}
if (!wlr_raster->buffer) {
// we could possibly do a blit with another texture from another renderer,
// but this is unsupported currently.
return NULL;
}
texture = pixman_texture_from_buffer(&renderer->wlr_renderer, wlr_raster->buffer);
if (!texture) {
return NULL;
}
wlr_raster_attach(wlr_raster, texture);
return (struct wlr_pixman_texture *)texture;
}
static void texture_destroy(struct wlr_texture *wlr_texture) {
struct wlr_pixman_texture *texture = get_texture(wlr_texture);
struct wlr_pixman_texture *texture = (struct wlr_pixman_texture *)wlr_texture;
wl_list_remove(&texture->link);
pixman_image_unref(texture->image);
wlr_buffer_unlock(texture->buffer);
@ -334,72 +429,6 @@ static const struct wlr_drm_format_set *pixman_get_render_formats(
return &renderer->drm_formats;
}
static struct wlr_pixman_texture *pixman_texture_create(
struct wlr_pixman_renderer *renderer, uint32_t drm_format,
uint32_t width, uint32_t height) {
struct wlr_pixman_texture *texture =
calloc(1, sizeof(struct wlr_pixman_texture));
if (texture == NULL) {
wlr_log_errno(WLR_ERROR, "Failed to allocate pixman texture");
return NULL;
}
wlr_texture_init(&texture->wlr_texture, &texture_impl, width, height);
texture->renderer = renderer;
texture->format_info = drm_get_pixel_format_info(drm_format);
if (!texture->format_info) {
wlr_log(WLR_ERROR, "Unsupported drm format 0x%"PRIX32, drm_format);
free(texture);
return NULL;
}
texture->format = get_pixman_format_from_drm(drm_format);
if (texture->format == 0) {
wlr_log(WLR_ERROR, "Unsupported pixman drm format 0x%"PRIX32,
drm_format);
free(texture);
return NULL;
}
wl_list_insert(&renderer->textures, &texture->link);
return texture;
}
static struct wlr_texture *pixman_texture_from_buffer(
struct wlr_renderer *wlr_renderer, struct wlr_buffer *buffer) {
struct wlr_pixman_renderer *renderer = get_renderer(wlr_renderer);
void *data = NULL;
uint32_t drm_format;
size_t stride;
if (!wlr_buffer_begin_data_ptr_access(buffer, WLR_BUFFER_DATA_PTR_ACCESS_READ,
&data, &drm_format, &stride)) {
return NULL;
}
wlr_buffer_end_data_ptr_access(buffer);
struct wlr_pixman_texture *texture = pixman_texture_create(renderer,
drm_format, buffer->width, buffer->height);
if (texture == NULL) {
return NULL;
}
texture->image = pixman_image_create_bits_no_clear(texture->format,
buffer->width, buffer->height, data, stride);
if (!texture->image) {
wlr_log(WLR_ERROR, "Failed to create pixman image");
wl_list_remove(&texture->link);
free(texture);
return NULL;
}
texture->buffer = wlr_buffer_lock(buffer);
return &texture->wlr_texture;
}
static bool pixman_bind_buffer(struct wlr_renderer *wlr_renderer,
struct wlr_buffer *wlr_buffer) {
struct wlr_pixman_renderer *renderer = get_renderer(wlr_renderer);
@ -488,11 +517,19 @@ static uint32_t pixman_get_render_buffer_caps(struct wlr_renderer *renderer) {
return WLR_BUFFER_CAP_DATA_PTR;
}
static bool pixman_raster_upload(struct wlr_renderer *wlr_renderer,
struct wlr_raster *raster) {
struct wlr_pixman_renderer *renderer = get_renderer(wlr_renderer);
struct wlr_pixman_texture *texture = raster_upload(renderer, raster);
return texture;
}
static const struct wlr_renderer_impl renderer_impl = {
.begin = pixman_begin,
.end = pixman_end,
.clear = pixman_clear,
.scissor = pixman_scissor,
.raster_upload = pixman_raster_upload,
.render_subtexture_with_matrix = pixman_render_subtexture_with_matrix,
.render_quad_with_matrix = pixman_render_quad_with_matrix,
.get_shm_texture_formats = pixman_get_shm_texture_formats,