render: remove wlr_renderer_format_supported

Instead, callers can just use wlr_renderer_get_formats and iterate over
the list.

This function was unused in wlroots.

include/wlr/render/interface.h

@@ -46,8 +46,6 @@ struct wlr_renderer_impl {
 		const float color[static 4], const float matrix[static 9]);
 	const enum wl_shm_format *(*formats)(
 		struct wlr_renderer *renderer, size_t *len);
-	bool (*format_supported)(struct wlr_renderer *renderer,
-		enum wl_shm_format fmt);
 	bool (*resource_is_wl_drm_buffer)(struct wlr_renderer *renderer,
 		struct wl_resource *resource);
 	void (*wl_drm_buffer_get_size)(struct wlr_renderer *renderer,

include/wlr/render/wlr_renderer.h

@@ -120,11 +120,6 @@ bool wlr_renderer_read_pixels(struct wlr_renderer *r, enum wl_shm_format fmt,
  */
 bool wlr_renderer_blit_dmabuf(struct wlr_renderer *r,
 	struct wlr_dmabuf_attributes *dst, struct wlr_dmabuf_attributes *src);
-/**
- * Checks if a format is supported.
- */
-bool wlr_renderer_format_supported(struct wlr_renderer *r,
-	enum wl_shm_format fmt);
 /**
  * Creates necessary shm and invokes the initialization of the implementation.
  *

render/gles2/renderer.c

@@ -401,11 +401,6 @@ static const enum wl_shm_format *gles2_renderer_formats(
 	return get_gles2_wl_formats(len);
 }
 
-static bool gles2_format_supported(struct wlr_renderer *wlr_renderer,
-		enum wl_shm_format wl_fmt) {
-	return get_gles2_format_from_wl(wl_fmt) != NULL;
-}
-
 static bool gles2_resource_is_wl_drm_buffer(struct wlr_renderer *wlr_renderer,
 		struct wl_resource *resource) {
 	struct wlr_gles2_renderer *renderer = gles2_get_renderer(wlr_renderer);
@@ -705,7 +700,6 @@ static const struct wlr_renderer_impl renderer_impl = {
 	.render_quad_with_matrix = gles2_render_quad_with_matrix,
 	.render_ellipse_with_matrix = gles2_render_ellipse_with_matrix,
 	.formats = gles2_renderer_formats,
-	.format_supported = gles2_format_supported,
 	.resource_is_wl_drm_buffer = gles2_resource_is_wl_drm_buffer,
 	.wl_drm_buffer_get_size = gles2_wl_drm_buffer_get_size,
 	.get_dmabuf_formats = gles2_get_dmabuf_formats,

render/wlr_renderer.c

@@ -18,7 +18,6 @@ void wlr_renderer_init(struct wlr_renderer *renderer,
 	assert(impl->render_quad_with_matrix);
 	assert(impl->render_ellipse_with_matrix);
 	assert(impl->formats);
-	assert(impl->format_supported);
 	assert(impl->texture_from_pixels);
 	renderer->impl = impl;
 
@@ -195,11 +194,6 @@ bool wlr_renderer_blit_dmabuf(struct wlr_renderer *r,
 	return r->impl->blit_dmabuf(r, dst, src);
 }
 
-bool wlr_renderer_format_supported(struct wlr_renderer *r,
-		enum wl_shm_format fmt) {
-	return r->impl->format_supported(r, fmt);
-}
-
 bool wlr_renderer_init_wl_display(struct wlr_renderer *r,
 		struct wl_display *wl_display) {
 	if (wl_display_init_shm(wl_display)) {