mirror of
https://gitlab.freedesktop.org/wlroots/wlroots.git
synced 2026-04-13 08:22:16 -04:00
render/vulkan: 3D LUT fallback for texture pass color transform
This commit is contained in:
Félix Poisot
parent
bf8b6a7127
commit
611e0649c5
4 changed files with 140 additions and 53 deletions
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@ -168,6 +168,7 @@ enum wlr_vk_texture_transform {
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WLR_VK_TEXTURE_TRANSFORM_ST2084_PQ = 2,
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WLR_VK_TEXTURE_TRANSFORM_GAMMA22 = 3,
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WLR_VK_TEXTURE_TRANSFORM_BT1886 = 4,
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WLR_VK_TEXTURE_TRANSFORM_LUT_3D = 5,
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};
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enum wlr_vk_shader_source {
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@ -286,8 +287,8 @@ struct wlr_vk_command_buffer {
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struct wl_list destroy_textures; // wlr_vk_texture.destroy_link
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// Staging shared buffers to release after the command buffer completes
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struct wl_list stage_buffers; // wlr_vk_shared_buffer.link
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// Color transform to unref after the command buffer completes
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struct wlr_color_transform *color_transform;
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// Color transforms to unref after the command buffer completes
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struct wl_array color_transforms; // struct wlr_color_transform*
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// For DMA-BUF implicit sync interop, may be NULL
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VkSemaphore binary_semaphore;
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@ -315,11 +316,12 @@ struct wlr_vk_renderer {
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// for blend->output subpass
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VkPipelineLayout output_pipe_layout;
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VkDescriptorSetLayout output_ds_srgb_layout;
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VkDescriptorSetLayout output_ds_lut3d_layout;
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VkSampler output_sampler_lut3d;
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VkDescriptorSetLayout ds_lut3d_layout;
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VkSampler sampler_lut3d;
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// descriptor set indicating dummy 1x1x1 image, for use in the lut3d slot
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VkDescriptorSet output_ds_lut3d_dummy;
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struct wlr_vk_descriptor_pool *output_ds_lut3d_dummy_pool;
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VkDescriptorSet ds_lut3d_dummy;
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struct wlr_vk_descriptor_pool *ds_lut3d_dummy_pool;
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size_t last_output_pool_size;
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struct wl_list output_descriptor_pools; // wlr_vk_descriptor_pool.link
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@ -374,6 +376,8 @@ struct wlr_vk_vert_pcr_data {
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struct wlr_vk_frag_texture_pcr_data {
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float matrix[4][4]; // only a 3x3 subset is used
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float alpha;
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float lut_3d_offset;
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float lut_3d_scale;
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};
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struct wlr_vk_frag_output_pcr_data {
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@ -488,6 +492,8 @@ bool vulkan_wait_command_buffer(struct wlr_vk_command_buffer *cb,
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struct wlr_vk_renderer *renderer);
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VkSemaphore vulkan_command_buffer_wait_sync_file(struct wlr_vk_renderer *renderer,
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struct wlr_vk_command_buffer *render_cb, size_t sem_index, int sync_file_fd);
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bool vulkan_command_buffer_ref_color_transform(struct wlr_vk_command_buffer *cb,
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struct wlr_color_transform *color_transform);
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bool vulkan_sync_render_pass_release(struct wlr_vk_renderer *renderer,
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struct wlr_vk_render_pass *pass);
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@ -583,7 +589,7 @@ struct wlr_vk_color_transform {
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} lut_3d;
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float color_matrix[9];
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enum wlr_color_transfer_function inverse_eotf;
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enum wlr_color_transfer_function eotf;
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};
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void vk_color_transform_destroy(struct wlr_addon *addon);
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@ -258,7 +258,12 @@ static bool render_pass_submit(struct wlr_render_pass *wlr_pass) {
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need_lut = transform->lut_3d.dim > 0;
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dim = need_lut ? transform->lut_3d.dim : 1;
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memcpy(matrix, transform->color_matrix, sizeof(matrix));
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tf = transform->inverse_eotf;
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tf = transform->eotf;
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}
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if (need_lut) {
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if (!vulkan_command_buffer_ref_color_transform(render_cb, pass->color_transform)) {
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goto error;
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}
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}
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if (pass->color_transform == NULL || need_lut) {
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wlr_matrix_identity(matrix);
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@ -304,7 +309,7 @@ static bool render_pass_submit(struct wlr_render_pass *wlr_pass) {
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if (need_lut) {
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lut_ds = transform->lut_3d.ds;
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} else {
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lut_ds = renderer->output_ds_lut3d_dummy;
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lut_ds = renderer->ds_lut3d_dummy;
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}
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VkDescriptorSet ds[] = {
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render_buffer->two_pass.blend_descriptor_set, // set 0
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@ -772,6 +777,9 @@ static void render_pass_add_rect(struct wlr_render_pass *wlr_pass,
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pixman_region32_fini(&clip);
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}
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static struct wlr_vk_color_transform *vk_color_transform_create(
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struct wlr_vk_renderer *renderer, struct wlr_color_transform *transform, bool output);
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static void render_pass_add_texture(struct wlr_render_pass *wlr_pass,
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const struct wlr_render_texture_options *options) {
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struct wlr_vk_render_pass *pass = get_render_pass(wlr_pass);
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@ -817,37 +825,64 @@ static void render_pass_add_texture(struct wlr_render_pass *wlr_pass,
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};
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encode_proj_matrix(matrix, vert_pcr_data.mat4);
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enum wlr_color_transfer_function tf;
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enum wlr_color_transfer_function tf = WLR_COLOR_TRANSFER_FUNCTION_EXT_LINEAR;
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float color_matrix[9];
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if (!unwrap_texture_color_transform(options->color_transform, color_matrix, &tf))
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{
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tf = WLR_COLOR_TRANSFER_FUNCTION_EXT_LINEAR;
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bool need_lut = false;
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size_t dim = 1;
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struct wlr_vk_color_transform *transform = NULL;
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if (options->color_transform != NULL) {
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transform = get_color_transform(options->color_transform, renderer);
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if (transform == NULL) {
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transform = vk_color_transform_create(renderer, options->color_transform, false);
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if (transform == NULL) {
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wlr_log(WLR_ERROR, "Failed to create color transform");
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pass->failed = true;
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return;
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}
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}
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need_lut = transform->lut_3d.dim > 0;
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dim = need_lut ? transform->lut_3d.dim : 1;
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memcpy(color_matrix, transform->color_matrix, sizeof(color_matrix));
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tf = transform->eotf;
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}
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if (need_lut) {
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if (!vulkan_command_buffer_ref_color_transform(pass->command_buffer,
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options->color_transform)) {
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pass->failed = true;
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return;
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}
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}
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if (options->color_transform == NULL || need_lut) {
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wlr_matrix_identity(color_matrix);
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}
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bool srgb_image_view = false;
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enum wlr_vk_texture_transform tex_transform = 0;
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switch (tf) {
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case WLR_COLOR_TRANSFER_FUNCTION_SRGB:
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if (texture->using_mutable_srgb) {
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if (need_lut) {
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tex_transform = WLR_VK_TEXTURE_TRANSFORM_LUT_3D;
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} else {
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switch (tf) {
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case WLR_COLOR_TRANSFER_FUNCTION_SRGB:
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if (texture->using_mutable_srgb) {
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tex_transform = WLR_VK_TEXTURE_TRANSFORM_IDENTITY;
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srgb_image_view = true;
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} else {
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tex_transform = WLR_VK_TEXTURE_TRANSFORM_SRGB;
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}
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break;
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case WLR_COLOR_TRANSFER_FUNCTION_EXT_LINEAR:
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tex_transform = WLR_VK_TEXTURE_TRANSFORM_IDENTITY;
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srgb_image_view = true;
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} else {
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tex_transform = WLR_VK_TEXTURE_TRANSFORM_SRGB;
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break;
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case WLR_COLOR_TRANSFER_FUNCTION_ST2084_PQ:
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tex_transform = WLR_VK_TEXTURE_TRANSFORM_ST2084_PQ;
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break;
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case WLR_COLOR_TRANSFER_FUNCTION_GAMMA22:
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tex_transform = WLR_VK_TEXTURE_TRANSFORM_GAMMA22;
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break;
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case WLR_COLOR_TRANSFER_FUNCTION_BT1886:
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tex_transform = WLR_VK_TEXTURE_TRANSFORM_BT1886;
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break;
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}
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break;
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case WLR_COLOR_TRANSFER_FUNCTION_EXT_LINEAR:
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tex_transform = WLR_VK_TEXTURE_TRANSFORM_IDENTITY;
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break;
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case WLR_COLOR_TRANSFER_FUNCTION_ST2084_PQ:
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tex_transform = WLR_VK_TEXTURE_TRANSFORM_ST2084_PQ;
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break;
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case WLR_COLOR_TRANSFER_FUNCTION_GAMMA22:
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tex_transform = WLR_VK_TEXTURE_TRANSFORM_GAMMA22;
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break;
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case WLR_COLOR_TRANSFER_FUNCTION_BT1886:
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tex_transform = WLR_VK_TEXTURE_TRANSFORM_BT1886;
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break;
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}
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enum wlr_color_encoding color_encoding = options->color_encoding;
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@ -891,13 +926,26 @@ static void render_pass_add_texture(struct wlr_render_pass *wlr_pass,
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struct wlr_vk_frag_texture_pcr_data frag_pcr_data = {
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.alpha = alpha,
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.lut_3d_offset = 0.5f / dim,
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.lut_3d_scale = (float)(dim - 1) / dim,
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};
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encode_color_matrix(color_matrix, frag_pcr_data.matrix);
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bind_pipeline(pass, pipe->vk);
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VkDescriptorSet lut_ds;
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if (need_lut) {
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lut_ds = transform->lut_3d.ds;
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} else {
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lut_ds = renderer->ds_lut3d_dummy;
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}
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VkDescriptorSet ds[] = {
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view->ds, // set 0
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lut_ds, // set 1
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};
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size_t ds_len = sizeof(ds) / sizeof(ds[0]);
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vkCmdBindDescriptorSets(cb, VK_PIPELINE_BIND_POINT_GRAPHICS,
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pipe->layout->vk, 0, 1, &view->ds, 0, NULL);
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pipe->layout->vk, 0, ds_len, ds, 0, NULL);
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vkCmdPushConstants(cb, pipe->layout->vk,
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VK_SHADER_STAGE_VERTEX_BIT, 0, sizeof(vert_pcr_data), &vert_pcr_data);
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@ -1123,7 +1171,7 @@ static bool create_3d_lut_image(struct wlr_vk_renderer *renderer,
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VK_PIPELINE_STAGE_ALL_GRAPHICS_BIT, VK_ACCESS_SHADER_READ_BIT);
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*ds_pool = vulkan_alloc_texture_ds(renderer,
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renderer->output_ds_lut3d_layout, ds);
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renderer->ds_lut3d_layout, ds);
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if (!*ds_pool) {
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wlr_log(WLR_ERROR, "Failed to allocate descriptor");
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goto fail_imageview;
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@ -1154,15 +1202,22 @@ fail_image:
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}
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static struct wlr_vk_color_transform *vk_color_transform_create(
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struct wlr_vk_renderer *renderer, struct wlr_color_transform *transform) {
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struct wlr_vk_renderer *renderer, struct wlr_color_transform *transform,
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bool output) {
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struct wlr_vk_color_transform *vk_transform =
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calloc(1, sizeof(*vk_transform));
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if (!vk_transform) {
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return NULL;
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}
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bool need_lut = !unwrap_output_color_transform(transform, vk_transform->color_matrix,
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&vk_transform->inverse_eotf);
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bool need_lut;
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if (output) {
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need_lut = !unwrap_output_color_transform(transform, vk_transform->color_matrix,
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&vk_transform->eotf);
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} else {
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need_lut = !unwrap_texture_color_transform(transform, vk_transform->color_matrix,
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&vk_transform->eotf);
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}
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if (need_lut) {
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vk_transform->lut_3d.dim = 33;
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@ -1226,7 +1281,7 @@ struct wlr_vk_render_pass *vulkan_begin_render_pass(struct wlr_vk_renderer *rend
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if (options != NULL && options->color_transform != NULL &&
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!get_color_transform(options->color_transform, renderer)) {
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/* Try to create a new color transform */
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if (!vk_color_transform_create(renderer, options->color_transform)) {
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if (!vk_color_transform_create(renderer, options->color_transform, true)) {
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wlr_log(WLR_ERROR, "Failed to create color transform");
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return NULL;
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}
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@ -551,10 +551,12 @@ static void release_command_buffer_resources(struct wlr_vk_command_buffer *cb,
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wl_list_insert(&renderer->stage.buffers, &buf->link);
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}
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if (cb->color_transform) {
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wlr_color_transform_unref(cb->color_transform);
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cb->color_transform = NULL;
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struct wlr_color_transform **transform;
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wl_array_for_each(transform, &cb->color_transforms) {
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wlr_color_transform_unref(*transform);
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}
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wl_array_release(&cb->color_transforms);
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wl_array_init(&cb->color_transforms);
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}
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static struct wlr_vk_command_buffer *get_command_buffer(
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@ -666,6 +668,16 @@ void vulkan_reset_command_buffer(struct wlr_vk_command_buffer *cb) {
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}
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}
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bool vulkan_command_buffer_ref_color_transform(struct wlr_vk_command_buffer *cb,
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struct wlr_color_transform *color_transform) {
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struct wlr_color_transform **ref = wl_array_add(&cb->color_transforms, sizeof(*ref));
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if (ref == NULL) {
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return false;
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}
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*ref = wlr_color_transform_ref(color_transform);
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return true;
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}
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static void finish_render_buffer_out(struct wlr_vk_render_buffer_out *out,
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VkDevice dev) {
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vkDestroyFramebuffer(dev, out->framebuffer, NULL);
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@ -1259,9 +1271,9 @@ static void vulkan_destroy(struct wlr_renderer *wlr_renderer) {
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vkDestroySemaphore(dev->dev, renderer->timeline_semaphore, NULL);
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vkDestroyPipelineLayout(dev->dev, renderer->output_pipe_layout, NULL);
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vkDestroyDescriptorSetLayout(dev->dev, renderer->output_ds_srgb_layout, NULL);
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vkDestroyDescriptorSetLayout(dev->dev, renderer->output_ds_lut3d_layout, NULL);
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vkDestroyDescriptorSetLayout(dev->dev, renderer->ds_lut3d_layout, NULL);
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vkDestroyCommandPool(dev->dev, renderer->command_pool, NULL);
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vkDestroySampler(dev->dev, renderer->output_sampler_lut3d, NULL);
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vkDestroySampler(dev->dev, renderer->sampler_lut3d, NULL);
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if (renderer->read_pixels_cache.initialized) {
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vkFreeMemory(dev->dev, renderer->read_pixels_cache.dst_img_memory, NULL);
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@ -1680,10 +1692,15 @@ static bool init_tex_layouts(struct wlr_vk_renderer *renderer,
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},
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};
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VkDescriptorSetLayout out_ds_layouts[] = {
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*out_ds_layout,
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renderer->ds_lut3d_layout,
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};
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VkPipelineLayoutCreateInfo pl_info = {
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.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO,
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.setLayoutCount = 1,
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.pSetLayouts = out_ds_layout,
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.setLayoutCount = sizeof(out_ds_layouts) / sizeof(out_ds_layouts[0]),
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.pSetLayouts = out_ds_layouts,
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.pushConstantRangeCount = sizeof(pc_ranges) / sizeof(pc_ranges[0]),
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.pPushConstantRanges = pc_ranges,
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};
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@ -1734,7 +1751,7 @@ static bool init_blend_to_output_layouts(struct wlr_vk_renderer *renderer) {
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};
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res = vkCreateSampler(renderer->dev->dev, &sampler_create_info, NULL,
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&renderer->output_sampler_lut3d);
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&renderer->sampler_lut3d);
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if (res != VK_SUCCESS) {
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wlr_vk_error("vkCreateSampler", res);
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return false;
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@ -1745,7 +1762,7 @@ static bool init_blend_to_output_layouts(struct wlr_vk_renderer *renderer) {
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.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
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.descriptorCount = 1,
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.stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT,
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.pImmutableSamplers = &renderer->output_sampler_lut3d,
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.pImmutableSamplers = &renderer->sampler_lut3d,
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};
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VkDescriptorSetLayoutCreateInfo ds_lut3d_info = {
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@ -1755,7 +1772,7 @@ static bool init_blend_to_output_layouts(struct wlr_vk_renderer *renderer) {
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};
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res = vkCreateDescriptorSetLayout(dev, &ds_lut3d_info, NULL,
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&renderer->output_ds_lut3d_layout);
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&renderer->ds_lut3d_layout);
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if (res != VK_SUCCESS) {
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wlr_vk_error("vkCreateDescriptorSetLayout", res);
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return false;
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@ -1777,7 +1794,7 @@ static bool init_blend_to_output_layouts(struct wlr_vk_renderer *renderer) {
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VkDescriptorSetLayout out_ds_layouts[] = {
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renderer->output_ds_srgb_layout,
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renderer->output_ds_lut3d_layout,
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renderer->ds_lut3d_layout,
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};
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VkPipelineLayoutCreateInfo pl_info = {
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@ -2307,9 +2324,9 @@ static bool init_dummy_images(struct wlr_vk_renderer *renderer) {
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return false;
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}
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renderer->output_ds_lut3d_dummy_pool = vulkan_alloc_texture_ds(renderer,
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renderer->output_ds_lut3d_layout, &renderer->output_ds_lut3d_dummy);
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if (!renderer->output_ds_lut3d_dummy_pool) {
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renderer->ds_lut3d_dummy_pool = vulkan_alloc_texture_ds(renderer,
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renderer->ds_lut3d_layout, &renderer->ds_lut3d_dummy);
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if (!renderer->ds_lut3d_dummy_pool) {
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wlr_log(WLR_ERROR, "Failed to allocate descriptor");
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return false;
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}
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@ -2321,7 +2338,7 @@ static bool init_dummy_images(struct wlr_vk_renderer *renderer) {
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.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET,
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.descriptorCount = 1,
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.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
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.dstSet = renderer->output_ds_lut3d_dummy,
|
||||
.dstSet = renderer->ds_lut3d_dummy,
|
||||
.pImageInfo = &ds_img_info,
|
||||
};
|
||||
vkUpdateDescriptorSets(dev, 1, &ds_write, 0, NULL);
|
||||
|
|
|
|||
|
|
@ -2,6 +2,8 @@
|
|||
|
||||
layout(set = 0, binding = 0) uniform sampler2D tex;
|
||||
|
||||
layout(set = 1, binding = 0) uniform sampler3D lut_3d;
|
||||
|
||||
layout(location = 0) in vec2 uv;
|
||||
layout(location = 0) out vec4 out_color;
|
||||
|
||||
|
|
@ -9,6 +11,8 @@ layout(location = 0) out vec4 out_color;
|
|||
layout(push_constant, row_major) uniform UBO {
|
||||
layout(offset = 80) mat4 matrix;
|
||||
float alpha;
|
||||
float lut_3d_offset;
|
||||
float lut_3d_scale;
|
||||
} data;
|
||||
|
||||
layout (constant_id = 0) const int TEXTURE_TRANSFORM = 0;
|
||||
|
|
@ -19,6 +23,7 @@ layout (constant_id = 0) const int TEXTURE_TRANSFORM = 0;
|
|||
#define TEXTURE_TRANSFORM_ST2084_PQ 2
|
||||
#define TEXTURE_TRANSFORM_GAMMA22 3
|
||||
#define TEXTURE_TRANSFORM_BT1886 4
|
||||
#define TEXTURE_TRANSFORM_LUT_3D 5
|
||||
|
||||
float srgb_channel_to_linear(float x) {
|
||||
return mix(x / 12.92,
|
||||
|
|
@ -79,6 +84,10 @@ void main() {
|
|||
rgb = pow(rgb, vec3(2.2));
|
||||
} else if (TEXTURE_TRANSFORM == TEXTURE_TRANSFORM_BT1886) {
|
||||
rgb = bt1886_color_to_linear(rgb);
|
||||
} else if (TEXTURE_TRANSFORM == TEXTURE_TRANSFORM_LUT_3D) {
|
||||
// Apply 3D LUT
|
||||
vec3 pos = data.lut_3d_offset + rgb * data.lut_3d_scale;
|
||||
rgb = texture(lut_3d, pos).rgb;
|
||||
}
|
||||
|
||||
rgb = mat3(data.matrix) * rgb;
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue