render: allow wlr_renderer_impl.begin to fail

Make it return a bool to indicate success/failure. Adapt the
various implementations to check errors.
This commit is contained in:
Simon Ser 2022-01-12 18:30:59 +01:00 committed by Simon Zeni
parent 4a70172e26
commit 23540b5579
4 changed files with 29 additions and 11 deletions

View file

@ -22,7 +22,7 @@ struct wlr_fbox;
struct wlr_renderer_impl {
bool (*bind_buffer)(struct wlr_renderer *renderer,
struct wlr_buffer *buffer);
void (*begin)(struct wlr_renderer *renderer, uint32_t width,
bool (*begin)(struct wlr_renderer *renderer, uint32_t width,
uint32_t height);
void (*end)(struct wlr_renderer *renderer);
void (*clear)(struct wlr_renderer *renderer, const float color[static 4]);

View file

@ -198,7 +198,7 @@ static bool gles2_bind_buffer(struct wlr_renderer *wlr_renderer,
return true;
}
static void gles2_begin(struct wlr_renderer *wlr_renderer, uint32_t width,
static bool gles2_begin(struct wlr_renderer *wlr_renderer, uint32_t width,
uint32_t height) {
struct wlr_gles2_renderer *renderer =
gles2_get_renderer_in_context(wlr_renderer);
@ -219,6 +219,8 @@ static void gles2_begin(struct wlr_renderer *wlr_renderer, uint32_t width,
// for users to sling matricies themselves
pop_gles2_debug(renderer);
return true;
}
static void gles2_end(struct wlr_renderer *wlr_renderer) {

View file

@ -127,7 +127,7 @@ error_buffer:
return NULL;
}
static void pixman_begin(struct wlr_renderer *wlr_renderer, uint32_t width,
static bool pixman_begin(struct wlr_renderer *wlr_renderer, uint32_t width,
uint32_t height) {
struct wlr_pixman_renderer *renderer = get_renderer(wlr_renderer);
renderer->width = width;
@ -139,9 +139,11 @@ static void pixman_begin(struct wlr_renderer *wlr_renderer, uint32_t width,
void *data = NULL;
uint32_t drm_format;
size_t stride;
wlr_buffer_begin_data_ptr_access(buffer->buffer,
WLR_BUFFER_DATA_PTR_ACCESS_READ | WLR_BUFFER_DATA_PTR_ACCESS_WRITE,
&data, &drm_format, &stride);
if (!wlr_buffer_begin_data_ptr_access(buffer->buffer,
WLR_BUFFER_DATA_PTR_ACCESS_READ | WLR_BUFFER_DATA_PTR_ACCESS_WRITE,
&data, &drm_format, &stride)) {
return false;
}
// If the data pointer has changed, re-create the Pixman image. This can
// happen if it's a client buffer and the wl_shm_pool has been resized.
@ -149,10 +151,18 @@ static void pixman_begin(struct wlr_renderer *wlr_renderer, uint32_t width,
pixman_format_code_t format = get_pixman_format_from_drm(drm_format);
assert(format != 0);
pixman_image_unref(buffer->image);
buffer->image = pixman_image_create_bits_no_clear(format,
pixman_image_t *image = pixman_image_create_bits_no_clear(format,
buffer->buffer->width, buffer->buffer->height, data, stride);
if (image == NULL) {
wlr_buffer_end_data_ptr_access(buffer->buffer);
return false;
}
pixman_image_unref(buffer->image);
buffer->image = image;
}
return true;
}
static void pixman_end(struct wlr_renderer *wlr_renderer) {

View file

@ -691,14 +691,14 @@ static bool vulkan_bind_buffer(struct wlr_renderer *wlr_renderer,
return true;
}
static void vulkan_begin(struct wlr_renderer *wlr_renderer,
static bool vulkan_begin(struct wlr_renderer *wlr_renderer,
uint32_t width, uint32_t height) {
struct wlr_vk_renderer *renderer = vulkan_get_renderer(wlr_renderer);
assert(renderer->current_render_buffer);
struct wlr_vk_command_buffer *cb = acquire_command_buffer(renderer);
if (cb == NULL) {
return;
return false;
}
assert(renderer->current_command_buffer == NULL);
@ -707,7 +707,11 @@ static void vulkan_begin(struct wlr_renderer *wlr_renderer,
VkCommandBufferBeginInfo begin_info = {
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO,
};
vkBeginCommandBuffer(cb->vk, &begin_info);
VkResult res = vkBeginCommandBuffer(cb->vk, &begin_info);
if (res != VK_SUCCESS) {
wlr_vk_error("vkBeginCommandBuffer", res);
return false;
}
// begin render pass
VkFramebuffer fb = renderer->current_render_buffer->framebuffer;
@ -737,6 +741,8 @@ static void vulkan_begin(struct wlr_renderer *wlr_renderer,
renderer->render_width = width;
renderer->render_height = height;
renderer->bound_pipe = VK_NULL_HANDLE;
return true;
}
static void vulkan_end(struct wlr_renderer *wlr_renderer) {