From c41de2d1be5c8e814e99e3a1859cdaa885b6042d Mon Sep 17 00:00:00 2001 From: emersion Date: Mon, 19 Mar 2018 23:16:29 +0100 Subject: render: split render.h into wlr_renderer.h and wlr_texture.h --- include/wlr/render/gles2.h | 2 +- include/wlr/render/interface.h | 5 +-- include/wlr/render/wlr_renderer.h | 75 +++++++++++++++++++++++++++++++++++++++ include/wlr/render/wlr_texture.h | 69 +++++++++++++++++++++++++++++++++++ 4 files changed, 148 insertions(+), 3 deletions(-) create mode 100644 include/wlr/render/wlr_renderer.h create mode 100644 include/wlr/render/wlr_texture.h (limited to 'include/wlr/render') diff --git a/include/wlr/render/gles2.h b/include/wlr/render/gles2.h index a924a065..b3b43ab2 100644 --- a/include/wlr/render/gles2.h +++ b/include/wlr/render/gles2.h @@ -2,7 +2,7 @@ #define WLR_RENDER_GLES2_H #include -#include +#include struct wlr_egl; struct wlr_renderer *wlr_gles2_renderer_create(struct wlr_backend *backend); diff --git a/include/wlr/render/interface.h b/include/wlr/render/interface.h index 1b8b7946..f0307230 100644 --- a/include/wlr/render/interface.h +++ b/include/wlr/render/interface.h @@ -5,10 +5,11 @@ #include #include #include -#include +#include +#include #include -#include #include +#include struct wlr_renderer_impl; diff --git a/include/wlr/render/wlr_renderer.h b/include/wlr/render/wlr_renderer.h new file mode 100644 index 00000000..d5f3cf70 --- /dev/null +++ b/include/wlr/render/wlr_renderer.h @@ -0,0 +1,75 @@ +#ifndef WLR_RENDER_WLR_RENDERER_H +#define WLR_RENDER_WLR_RENDERER_H + +#include +#include +#include +#include +#include +#include + +struct wlr_output; + +struct wlr_renderer; + +void wlr_renderer_begin(struct wlr_renderer *r, struct wlr_output *output); +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); +/** + * Requests a texture handle from this renderer. + */ +struct wlr_texture *wlr_render_texture_create(struct wlr_renderer *r); +/** + * 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 DRM buffer. + */ +bool wlr_renderer_buffer_is_drm(struct wlr_renderer *renderer, + struct wl_resource *buffer); +/** + * 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 diff --git a/include/wlr/render/wlr_texture.h b/include/wlr/render/wlr_texture.h new file mode 100644 index 00000000..49aa93d7 --- /dev/null +++ b/include/wlr/render/wlr_texture.h @@ -0,0 +1,69 @@ +#ifndef WLR_RENDER_WLR_TEXTURE_H +#define WLR_RENDER_WLR_TEXTURE_H + +#include +#include +#include +#include + +struct wlr_texture_impl; + +struct wlr_texture { + struct wlr_texture_impl *impl; + + bool valid; + uint32_t format; + int width, height; + bool inverted_y; + struct wl_signal destroy_signal; + struct wl_resource *resource; +}; + +/** + * Copies pixels to this texture. The buffer is not accessed after this function + * returns. + */ +bool wlr_texture_upload_pixels(struct wlr_texture *tex, + enum wl_shm_format format, int stride, int width, int height, + const unsigned char *pixels); +/** + * Copies pixels to this texture. The buffer is not accessed after this function + * returns. Under some circumstances, this function may re-upload the entire + * buffer - therefore, the entire buffer must be valid. + */ +bool wlr_texture_update_pixels(struct wlr_texture *surf, + enum wl_shm_format format, int stride, int x, int y, + int width, int height, const unsigned char *pixels); +/** + * Copies pixels from a wl_shm_buffer into this texture. The buffer is not + * accessed after this function returns. + */ +bool wlr_texture_upload_shm(struct wlr_texture *tex, uint32_t format, + struct wl_shm_buffer *shm); +/** + * Attaches the contents from the given wl_drm wl_buffer resource onto the + * texture. The wl_resource is not used after this call. + * Will fail (return false) if the given resource is no drm buffer. + */ +bool wlr_texture_upload_drm(struct wlr_texture *tex, + struct wl_resource *drm_buffer); + +bool wlr_texture_upload_eglimage(struct wlr_texture *tex, + EGLImageKHR image, uint32_t width, uint32_t height); + +bool wlr_texture_upload_dmabuf(struct wlr_texture *tex, + struct wl_resource *dmabuf_resource); +/** + * Copies a rectangle of pixels from a wl_shm_buffer onto the texture. The + * buffer is not accessed after this function returns. Under some circumstances, + * this function may re-upload the entire buffer - therefore, the entire buffer + * must be valid. + */ +bool wlr_texture_update_shm(struct wlr_texture *surf, uint32_t format, + int x, int y, int width, int height, struct wl_shm_buffer *shm); +/** + * Destroys this wlr_texture. + */ +void wlr_texture_destroy(struct wlr_texture *texture); + +#endif -- cgit v1.2.3