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render/vk: Implement buffer_pass_options.clear_buffer

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This commit is contained in:
Julia Tatz 2023-12-14 20:35:55 -05:00
parent 4ba290a7a9
commit be23ce9683
3 changed files with 31 additions and 19 deletions
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18
render/vulkan/pass.c
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@ -650,7 +650,7 @@ static const struct wlr_render_pass_impl render_pass_impl = {
};
struct wlr_vk_render_pass *vulkan_begin_render_pass(struct wlr_vk_renderer *renderer,
struct wlr_vk_render_buffer *buffer) {
struct wlr_vk_render_buffer *buffer, const struct wlr_render_color *clear_color) {
struct wlr_vk_render_pass *pass = calloc(1, sizeof(*pass));
if (pass == NULL) {
return NULL;
@ -662,7 +662,7 @@ struct wlr_vk_render_pass *vulkan_begin_render_pass(struct wlr_vk_renderer *rend
bool has_blending_buffer = buffer->blend_image != VK_NULL_HANDLE;
struct wlr_vk_render_format_setup *render_setup = find_or_create_render_setup(
renderer, buffer->fmt, has_blending_buffer);
renderer, buffer->fmt, has_blending_buffer, clear_color != NULL);
if (render_setup == NULL) {
free(pass);
return NULL;
@ -697,6 +697,17 @@ struct wlr_vk_render_pass *vulkan_begin_render_pass(struct wlr_vk_renderer *rend
VkRect2D rect = { .extent = { width, height } };
VkImageView attachments[2] = {0};
uint32_t attachment_count = 0;
VkClearValue clear_values[2] = { 0 };
if (clear_color) {
clear_values[0] = clear_values[1] = (VkClearValue){
.color.float32 = {
color_to_linear(clear_color->r),
color_to_linear(clear_color->g),
color_to_linear(clear_color->b),
clear_color->a,
}
};
}
if (buffer->blend_image_view != VK_NULL_HANDLE) {
attachments[attachment_count++] = buffer->blend_image_view;
@ -714,7 +725,8 @@ struct wlr_vk_render_pass *vulkan_begin_render_pass(struct wlr_vk_renderer *rend
.renderArea = rect,
.renderPass = render_setup->render_pass,
.framebuffer = framebuffer->vk,
.clearValueCount = 0,
.clearValueCount = clear_color ? attachment_count : 0,
.pClearValues = clear_values,
};
vkCmdBeginRenderPass(cb->vk, &rp_info, VK_SUBPASS_CONTENTS_INLINE);