diff options
| -rw-r--r-- | include/wlr/render/pass.h | 123 | ||||
| -rw-r--r-- | include/wlr/render/wlr_renderer.h | 104 |
2 files changed, 124 insertions, 103 deletions
diff --git a/include/wlr/render/pass.h b/include/wlr/render/pass.h new file mode 100644 index 00000000..d1b3eb15 --- /dev/null +++ b/include/wlr/render/pass.h @@ -0,0 +1,123 @@ +/* + * This an unstable interface of wlroots. No guarantees are made regarding the + * future consistency of this API. + */ +#ifndef WLR_USE_UNSTABLE +#error "Add -DWLR_USE_UNSTABLE to enable unstable wlroots features" +#endif + +#ifndef WLR_RENDER_PASS_H +#define WLR_RENDER_PASS_H + +#include <pixman.h> +#include <stdint.h> +#include <wayland-server-core.h> +#include <wlr/util/box.h> + +struct wlr_renderer; +struct wlr_buffer; + +/** + * A render pass accumulates drawing operations until submitted to the GPU. + */ +struct wlr_render_pass; + +/** + * An object that can be queried after a render to get the duration of the render. + */ +struct wlr_render_timer; + +struct wlr_buffer_pass_options { + /* Timer to measure the duration of the render pass */ + struct wlr_render_timer *timer; +}; + +/** + * Begin a new render pass with the supplied destination buffer. + * + * Callers must call wlr_render_pass_submit() once they are done with the + * render pass. + */ +struct wlr_render_pass *wlr_renderer_begin_buffer_pass(struct wlr_renderer *renderer, + struct wlr_buffer *buffer, const struct wlr_buffer_pass_options *options); + +/** + * Submit the render pass. + * + * The render pass cannot be used after this function is called. + */ +bool wlr_render_pass_submit(struct wlr_render_pass *render_pass); + +/** + * Blend modes. + */ +enum wlr_render_blend_mode { + /* Pre-multiplied alpha (default) */ + WLR_RENDER_BLEND_MODE_PREMULTIPLIED, + /* Blending is disabled */ + WLR_RENDER_BLEND_MODE_NONE, +}; + +/** + * Filter modes. + */ +enum wlr_scale_filter_mode { + /* bilinear texture filtering (default) */ + WLR_SCALE_FILTER_BILINEAR, + /* nearest texture filtering */ + WLR_SCALE_FILTER_NEAREST, +}; + +struct wlr_render_texture_options { + /* Source texture */ + struct wlr_texture *texture; + /* Source coordinates, leave empty to render the whole texture */ + struct wlr_fbox src_box; + /* Destination coordinates, width/height default to the texture size */ + struct wlr_box dst_box; + /* Opacity between 0 (transparent) and 1 (opaque), leave NULL for opaque */ + const float *alpha; + /* Clip region, leave NULL to disable clipping */ + const pixman_region32_t *clip; + /* Transform applied to the source texture */ + enum wl_output_transform transform; + /* Filtering */ + enum wlr_scale_filter_mode filter_mode; + /* Blend mode */ + enum wlr_render_blend_mode blend_mode; +}; + +/** + * Render a texture. + */ +void wlr_render_pass_add_texture(struct wlr_render_pass *render_pass, + const struct wlr_render_texture_options *options); + +/** + * A color value. + * + * Each channel has values between 0 and 1 inclusive. The R, G, B + * channels need to be pre-multiplied by A. + */ +struct wlr_render_color { + float r, g, b, a; +}; + +struct wlr_render_rect_options { + /* Rectangle coordinates */ + struct wlr_box box; + /* Source color */ + struct wlr_render_color color; + /* Clip region, leave NULL to disable clipping */ + const pixman_region32_t *clip; + /* Blend mode */ + enum wlr_render_blend_mode blend_mode; +}; + +/** + * Render a rectangle. + */ +void wlr_render_pass_add_rect(struct wlr_render_pass *render_pass, + const struct wlr_render_rect_options *options); + +#endif diff --git a/include/wlr/render/wlr_renderer.h b/include/wlr/render/wlr_renderer.h index 038b25d8..450d61e2 100644 --- a/include/wlr/render/wlr_renderer.h +++ b/include/wlr/render/wlr_renderer.h @@ -11,6 +11,7 @@ #include <stdint.h> #include <wayland-server-core.h> +#include <wlr/render/pass.h> #include <wlr/render/wlr_texture.h> #include <wlr/util/box.h> @@ -157,109 +158,6 @@ int wlr_renderer_get_drm_fd(struct wlr_renderer *r); void wlr_renderer_destroy(struct wlr_renderer *renderer); /** - * A render pass accumulates drawing operations until submitted to the GPU. - */ -struct wlr_render_pass; - -/** - * An object that can be queried after a render to get the duration of the render. - */ -struct wlr_render_timer; - -struct wlr_buffer_pass_options { - /* Timer to measure the duration of the render pass */ - struct wlr_render_timer *timer; -}; - -/** - * Begin a new render pass with the supplied destination buffer. - * - * Callers must call wlr_render_pass_submit() once they are done with the - * render pass. - */ -struct wlr_render_pass *wlr_renderer_begin_buffer_pass(struct wlr_renderer *renderer, - struct wlr_buffer *buffer, const struct wlr_buffer_pass_options *options); - -/** - * Submit the render pass. - * - * The render pass cannot be used after this function is called. - */ -bool wlr_render_pass_submit(struct wlr_render_pass *render_pass); - -/** - * Blend modes. - */ -enum wlr_render_blend_mode { - /* Pre-multiplied alpha (default) */ - WLR_RENDER_BLEND_MODE_PREMULTIPLIED, - /* Blending is disabled */ - WLR_RENDER_BLEND_MODE_NONE, -}; - -/** - * Filter modes. - */ -enum wlr_scale_filter_mode { - /* bilinear texture filtering (default) */ - WLR_SCALE_FILTER_BILINEAR, - /* nearest texture filtering */ - WLR_SCALE_FILTER_NEAREST, -}; - -struct wlr_render_texture_options { - /* Source texture */ - struct wlr_texture *texture; - /* Source coordinates, leave empty to render the whole texture */ - struct wlr_fbox src_box; - /* Destination coordinates, width/height default to the texture size */ - struct wlr_box dst_box; - /* Opacity between 0 (transparent) and 1 (opaque), leave NULL for opaque */ - const float *alpha; - /* Clip region, leave NULL to disable clipping */ - const pixman_region32_t *clip; - /* Transform applied to the source texture */ - enum wl_output_transform transform; - /* Filtering */ - enum wlr_scale_filter_mode filter_mode; - /* Blend mode */ - enum wlr_render_blend_mode blend_mode; -}; - -/** - * Render a texture. - */ -void wlr_render_pass_add_texture(struct wlr_render_pass *render_pass, - const struct wlr_render_texture_options *options); - -/** - * A color value. - * - * Each channel has values between 0 and 1 inclusive. The R, G, B - * channels need to be pre-multiplied by A. - */ -struct wlr_render_color { - float r, g, b, a; -}; - -struct wlr_render_rect_options { - /* Rectangle coordinates */ - struct wlr_box box; - /* Source color */ - struct wlr_render_color color; - /* Clip region, leave NULL to disable clipping */ - const pixman_region32_t *clip; - /* Blend mode */ - enum wlr_render_blend_mode blend_mode; -}; - -/** - * Render a rectangle. - */ -void wlr_render_pass_add_rect(struct wlr_render_pass *render_pass, - const struct wlr_render_rect_options *options); - -/** * Allocate and initialise a new render timer. */ struct wlr_render_timer *wlr_render_timer_create(struct wlr_renderer *renderer); |