WE GOT TEXTURES BABY

destrum/src/Graphics/GfxDevice.cpp

@@ -99,6 +99,23 @@ void GfxDevice::init(SDL_Window* window, const std::string& appName, bool vSync)
     swapchainFormat = VK_FORMAT_B8G8R8A8_SRGB;
     swapchain.createSwapchain(this, swapchainFormat, w, h, vSync);
 
+    VkPhysicalDeviceProperties props{};
+    vkGetPhysicalDeviceProperties(physicalDevice, &props);
+
+    imageCache.bindlessSetManager.init(device, props.limits.maxSamplerAnisotropy);
+
+    { // create white texture
+        std::uint32_t pixel = 0xFFFFFFFF;
+        whiteImageId = createImage(
+            {
+                .format = VK_FORMAT_R8G8B8A8_UNORM,
+                .usage = VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT,
+                .extent = VkExtent3D{1, 1, 1},
+            },
+            "white texture",
+            &pixel);
+    }
+
     swapchain.initSync(device);
 
     const auto poolCreateInfo = vkinit::commandPoolCreateInfo(VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT, graphicsQueueFamily);
@@ -223,6 +240,30 @@ void GfxDevice::waitIdle() {
     VK_CHECK(vkDeviceWaitIdle(device));
 }
 
+BindlessSetManager& GfxDevice::getBindlessSetManager() {
+    return imageCache.bindlessSetManager;
+}
+
+VkDescriptorSetLayout GfxDevice::getBindlessDescSetLayout() const {
+    return imageCache.bindlessSetManager.getDescSetLayout();
+}
+
+const VkDescriptorSet& GfxDevice::getBindlessDescSet() const {
+    return imageCache.bindlessSetManager.getDescSet();
+}
+
+void GfxDevice::bindBindlessDescSet(VkCommandBuffer cmd, VkPipelineLayout layout) const {
+    vkCmdBindDescriptorSets(
+        cmd,
+        VK_PIPELINE_BIND_POINT_GRAPHICS,
+        layout,
+        0,
+        1,
+        &imageCache.bindlessSetManager.getDescSet(),
+        0,
+        nullptr);
+}
+
 void GfxDevice::immediateSubmit(ImmediateExecuteFunction&& f) const {
     executor.immediateSubmit(std::move(f));
 }