75 lines
2.4 KiB
C
75 lines
2.4 KiB
C
#ifndef WLR_RENDER_WLR_RENDERER_H
|
|
#define WLR_RENDER_WLR_RENDERER_H
|
|
|
|
#include <stdint.h>
|
|
#include <wayland-server-protocol.h>
|
|
#include <wlr/render/wlr_texture.h>
|
|
#include <wlr/types/wlr_box.h>
|
|
|
|
struct wlr_output;
|
|
|
|
struct wlr_renderer;
|
|
|
|
void wlr_renderer_begin(struct wlr_renderer *r, int width, int height);
|
|
void wlr_renderer_end(struct wlr_renderer *r);
|
|
void wlr_renderer_clear(struct wlr_renderer *r, const float color[static 4]);
|
|
/**
|
|
* Defines a scissor box. Only pixels that lie within the scissor box can be
|
|
* modified by drawing functions. Providing a NULL `box` disables the scissor
|
|
* box.
|
|
*/
|
|
void wlr_renderer_scissor(struct wlr_renderer *r, struct wlr_box *box);
|
|
/**
|
|
* Renders the requested texture.
|
|
*/
|
|
bool wlr_render_texture(struct wlr_renderer *r, struct wlr_texture *texture,
|
|
const float projection[static 9], int x, int y, float alpha);
|
|
/**
|
|
* Renders the requested texture using the provided matrix.
|
|
*/
|
|
bool wlr_render_texture_with_matrix(struct wlr_renderer *r,
|
|
struct wlr_texture *texture, const float matrix[static 9], float alpha);
|
|
/**
|
|
* Renders a solid quad in the specified color.
|
|
*/
|
|
void wlr_render_colored_quad(struct wlr_renderer *r,
|
|
const float color[static 4], const float matrix[static 9]);
|
|
/**
|
|
* Renders a solid ellipse in the specified color.
|
|
*/
|
|
void wlr_render_colored_ellipse(struct wlr_renderer *r,
|
|
const float color[static 4], const float matrix[static 9]);
|
|
/**
|
|
* Returns a list of pixel formats supported by this renderer.
|
|
*/
|
|
const enum wl_shm_format *wlr_renderer_get_formats(struct wlr_renderer *r,
|
|
size_t *len);
|
|
/**
|
|
* Returns true if this wl_buffer is a wl_drm buffer.
|
|
*/
|
|
bool wlr_renderer_resource_is_wl_drm_buffer(struct wlr_renderer *renderer,
|
|
struct wl_resource *buffer);
|
|
/**
|
|
* Gets the width and height of a wl_drm buffer.
|
|
*/
|
|
void wlr_renderer_wl_drm_buffer_get_size(struct wlr_renderer *renderer,
|
|
struct wl_resource *buffer, int *width, int *height);
|
|
/**
|
|
* Reads out of pixels of the currently bound surface into data. `stride` is in
|
|
* bytes.
|
|
*/
|
|
bool wlr_renderer_read_pixels(struct wlr_renderer *r, enum wl_shm_format fmt,
|
|
uint32_t stride, uint32_t width, uint32_t height,
|
|
uint32_t src_x, uint32_t src_y, uint32_t dst_x, uint32_t dst_y, void *data);
|
|
/**
|
|
* Checks if a format is supported.
|
|
*/
|
|
bool wlr_renderer_format_supported(struct wlr_renderer *r,
|
|
enum wl_shm_format fmt);
|
|
/**
|
|
* Destroys this wlr_renderer. Textures must be destroyed separately.
|
|
*/
|
|
void wlr_renderer_destroy(struct wlr_renderer *renderer);
|
|
|
|
#endif
|