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/*
* Copyright (c) 2018-2022 Jean-Philippe Bruyère <jp_bruyere@hotmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
* Software, and to permit persons to whom the Software is furnished to do so, subject
* to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef VKVG_DEVICE_INTERNAL_H
#define VKVG_DEVICE_INTERNAL_H
#include "vkvg_internal.h"
#include "vkvg_fonts.h"
#define STENCIL_FILL_BIT 0x1
#define STENCIL_CLIP_BIT 0x2
#define STENCIL_ALL_BIT 0x3
#define VKVG_MAX_CACHED_CONTEXT_COUNT 2
extern PFN_vkCmdBindPipeline CmdBindPipeline;
extern PFN_vkCmdBindDescriptorSets CmdBindDescriptorSets;
extern PFN_vkCmdBindIndexBuffer CmdBindIndexBuffer;
extern PFN_vkCmdBindVertexBuffers CmdBindVertexBuffers;
extern PFN_vkCmdDrawIndexed CmdDrawIndexed;
extern PFN_vkCmdDraw CmdDraw;
extern PFN_vkCmdSetStencilCompareMask CmdSetStencilCompareMask;
extern PFN_vkCmdSetStencilReference CmdSetStencilReference;
extern PFN_vkCmdSetStencilWriteMask CmdSetStencilWriteMask;
extern PFN_vkCmdBeginRenderPass CmdBeginRenderPass;
extern PFN_vkCmdEndRenderPass CmdEndRenderPass;
extern PFN_vkCmdSetViewport CmdSetViewport;
extern PFN_vkCmdSetScissor CmdSetScissor;
extern PFN_vkCmdPushConstants CmdPushConstants;
extern PFN_vkWaitForFences WaitForFences;
extern PFN_vkResetFences ResetFences;
extern PFN_vkResetCommandBuffer ResetCommandBuffer;
typedef struct _cached_ctx {
thrd_t thread;
VkvgContext ctx;
struct _cached_ctx* pNext;
} _cached_ctx;
typedef struct _vkvg_device_t {
vkvg_status_t status; /**< Current status of device, affected by last operation */
VkDevice vkDev; /**< Vulkan Logical Device */
VkPhysicalDeviceMemoryProperties phyMemProps; /**< Vulkan Physical device memory properties */
VkPhysicalDevice phy; /**< Vulkan Physical device */
VkInstance instance; /**< Vulkan instance */
#ifdef VKH_USE_VMA
void* allocator; /**< Vulkan Memory allocator */
#endif
VkImageTiling supportedTiling; /**< Supported image tiling for surface, 0xFF=no support */
VkFormat stencilFormat; /**< Supported vulkan image format for stencil */
VkImageAspectFlags stencilAspectFlag; /**< stencil only or depth stencil, could be solved by
VK_KHR_separate_depth_stencil_layouts*/
VkFormat pngStagFormat; /**< Supported vulkan image format png write staging img */
VkImageTiling pngStagTiling; /**< tiling for the blit operation */
mtx_t mutex; /**< protect device access (queue, cahes, ...)from ctxs in separate threads */
bool threadAware; /**< if true, mutex is created and guard device queue and caches access */
VkhQueue gQueue; /**< Vulkan Queue with Graphic flag */
VkRenderPass renderPass; /**< Vulkan render pass, common for all surfaces */
VkRenderPass
renderPass_ClearStencil; /**< Vulkan render pass for first draw with context, stencil has to be cleared */
VkRenderPass renderPass_ClearAll; /**< Vulkan render pass for new surface, clear all attacments*/
uint32_t references; /**< Reference count, prevent destroying device if still in use */
VkCommandPool cmdPool; /**< Global command pool for processing on surfaces without context */
VkCommandBuffer cmd; /**< Global command buffer */
VkFence fence; /**< this fence is kept signaled when idle, wait and reset are called before each recording. */
VkPipeline pipe_OVER; /**< default operator */
VkPipeline pipe_SUB;
VkPipeline pipe_CLEAR; /**< clear operator */
VkPipeline pipelinePolyFill; /**< even-odd polygon filling first step */
VkPipeline pipelineClipping; /**< draw on stencil to update clipping regions */
VkPipelineCache pipelineCache; /**< speed up startup by caching configured pipelines on disk */
VkPipelineLayout pipelineLayout; /**< layout common to all pipelines */
VkDescriptorSetLayout dslFont; /**< font cache descriptors layout */
VkDescriptorSetLayout dslSrc; /**< context source surface descriptors layout */
VkDescriptorSetLayout dslGrad; /**< context gradient descriptors layout */
int hdpi, /**< only used for FreeType fonts and svg loading */
vdpi;
VkhDevice vkhDev; /**< old VkhDev created during vulkan context creation by @ref vkvg_device_create. */
VkhImage emptyImg; /**< prevent unbound descriptor to trigger Validation error 61 */
VkSampleCountFlags samples; /**< samples count common to all surfaces */
bool deferredResolve; /**< if true, resolve only on context destruction and set as source */
_font_cache_t* fontCache; /**< Store everything relative to common font caching system */
VkvgContext lastCtx; /**< last element of double linked list of context, used to trigger font caching system update
on all contexts*/
int32_t cachedContextMaxCount; /**< Maximum context cache element count.*/
int32_t cachedContextCount; /**< Current context cache element count.*/
_cached_ctx* cachedContextLast; /**< Last element of single linked list of saved context for fast reuse.*/
#ifdef VKVG_WIRED_DEBUG
VkPipeline pipelineWired;
VkPipeline pipelineLineList;
#endif
#if VKVG_DBG_STATS
vkvg_debug_stats_t debug_stats; /**< debug statistics on memory usage and vulkan ressources */
#endif
} vkvg_device;
#define LOCK_DEVICE \
if (dev->threadAware) \
mtx_lock(&dev->mutex);
#define UNLOCK_DEVICE \
if (dev->threadAware) \
mtx_unlock(&dev->mutex);
bool _device_try_get_phyinfo(VkhPhyInfo* phys, uint32_t phyCount, VkPhysicalDeviceType gpuType, VkhPhyInfo* phy);
bool _device_init_function_pointers(VkvgDevice dev);
void _device_create_empty_texture(VkvgDevice dev, VkFormat format, VkImageTiling tiling);
void _device_get_best_image_tiling(VkvgDevice dev, VkFormat format, VkImageTiling* pTiling);
void _device_check_best_image_tiling(VkvgDevice dev, VkFormat format);
void _device_create_pipeline_cache(VkvgDevice dev);
VkRenderPass _device_createRenderPassMS(VkvgDevice dev, VkAttachmentLoadOp loadOp, VkAttachmentLoadOp stencilLoadOp);
VkRenderPass _device_createRenderPassNoResolve(VkvgDevice dev, VkAttachmentLoadOp loadOp,
VkAttachmentLoadOp stencilLoadOp);
void _device_setupPipelines(VkvgDevice dev);
void _device_createDescriptorSetLayout(VkvgDevice dev);
void _device_wait_idle(VkvgDevice dev);
void _device_wait_and_reset_device_fence(VkvgDevice dev);
void _device_submit_cmd(VkvgDevice dev, VkCommandBuffer* cmd, VkFence fence);
bool _device_try_get_cached_context(VkvgDevice dev, VkvgContext* pCtx);
void _device_store_context(VkvgContext ctx);
#endif
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