mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-11-14 01:15:59 +01:00
93 lines
2.5 KiB
C
93 lines
2.5 KiB
C
#include <assert.h>
|
|
#include <stdbool.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <wlr/render/interface.h>
|
|
#include <wlr/render/wlr_texture.h>
|
|
#include "types/wlr_buffer.h"
|
|
|
|
void wlr_texture_init(struct wlr_texture *texture, struct wlr_renderer *renderer,
|
|
const struct wlr_texture_impl *impl, uint32_t width, uint32_t height) {
|
|
assert(renderer);
|
|
|
|
*texture = (struct wlr_texture){
|
|
.renderer = renderer,
|
|
.impl = impl,
|
|
.width = width,
|
|
.height = height,
|
|
};
|
|
}
|
|
|
|
void wlr_texture_destroy(struct wlr_texture *texture) {
|
|
if (texture && texture->impl && texture->impl->destroy) {
|
|
texture->impl->destroy(texture);
|
|
} else {
|
|
free(texture);
|
|
}
|
|
}
|
|
|
|
struct wlr_texture *wlr_texture_from_pixels(struct wlr_renderer *renderer,
|
|
uint32_t fmt, uint32_t stride, uint32_t width, uint32_t height,
|
|
const void *data) {
|
|
assert(width > 0);
|
|
assert(height > 0);
|
|
assert(stride > 0);
|
|
assert(data);
|
|
|
|
struct wlr_readonly_data_buffer *buffer =
|
|
readonly_data_buffer_create(fmt, stride, width, height, data);
|
|
if (buffer == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
struct wlr_texture *texture =
|
|
wlr_texture_from_buffer(renderer, &buffer->base);
|
|
|
|
// By this point, the renderer should have locked the buffer if it still
|
|
// needs to access it in the future.
|
|
readonly_data_buffer_drop(buffer);
|
|
|
|
return texture;
|
|
}
|
|
|
|
struct wlr_texture *wlr_texture_from_dmabuf(struct wlr_renderer *renderer,
|
|
struct wlr_dmabuf_attributes *attribs) {
|
|
struct wlr_dmabuf_buffer *buffer = dmabuf_buffer_create(attribs);
|
|
if (buffer == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
struct wlr_texture *texture =
|
|
wlr_texture_from_buffer(renderer, &buffer->base);
|
|
|
|
// By this point, the renderer should have locked the buffer if it still
|
|
// needs to access it in the future.
|
|
dmabuf_buffer_drop(buffer);
|
|
|
|
return texture;
|
|
}
|
|
|
|
struct wlr_texture *wlr_texture_from_buffer(struct wlr_renderer *renderer,
|
|
struct wlr_buffer *buffer) {
|
|
if (!renderer->impl->texture_from_buffer) {
|
|
return NULL;
|
|
}
|
|
return renderer->impl->texture_from_buffer(renderer, buffer);
|
|
}
|
|
|
|
bool wlr_texture_update_from_buffer(struct wlr_texture *texture,
|
|
struct wlr_buffer *buffer, const pixman_region32_t *damage) {
|
|
if (!texture->impl->update_from_buffer) {
|
|
return false;
|
|
}
|
|
if (texture->width != (uint32_t)buffer->width ||
|
|
texture->height != (uint32_t)buffer->height) {
|
|
return false;
|
|
}
|
|
const pixman_box32_t *extents = pixman_region32_extents(damage);
|
|
if (extents->x1 < 0 || extents->y1 < 0 || extents->x2 > buffer->width ||
|
|
extents->y2 > buffer->height) {
|
|
return false;
|
|
}
|
|
return texture->impl->update_from_buffer(texture, buffer, damage);
|
|
}
|