remove unused occlusionQueryPrecise feature

include/Refresh.h

@@ -486,7 +486,6 @@ typedef struct Refresh_ComputeShaderInfo
 
 typedef struct Refresh_RasterizerState
 {
-	uint8_t depthClampEnable;
 	Refresh_FillMode fillMode;
 	Refresh_CullMode cullMode;
 	Refresh_FrontFace frontFace;

src/Refresh_Driver_Vulkan.c

@@ -6144,7 +6144,7 @@ static Refresh_GraphicsPipeline* VULKAN_CreateGraphicsPipeline(
 	rasterizationStateCreateInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO;
 	rasterizationStateCreateInfo.pNext = NULL;
 	rasterizationStateCreateInfo.flags = 0;
-	rasterizationStateCreateInfo.depthClampEnable = pipelineCreateInfo->rasterizerState.depthClampEnable;
+	rasterizationStateCreateInfo.depthClampEnable = VK_FALSE;
 	rasterizationStateCreateInfo.rasterizerDiscardEnable = VK_FALSE;
 	rasterizationStateCreateInfo.polygonMode = RefreshToVK_PolygonMode[
 		pipelineCreateInfo->rasterizerState.fillMode
@@ -10613,9 +10613,7 @@ static uint8_t VULKAN_INTERNAL_CreateLogicalDevice(
 	/* specifying used device features */
 
 	SDL_zero(deviceFeatures);
-	deviceFeatures.occlusionQueryPrecise = VK_TRUE;
 	deviceFeatures.fillModeNonSolid = VK_TRUE;
-	deviceFeatures.depthClamp = VK_TRUE;
 	deviceFeatures.samplerAnisotropy = VK_TRUE;
 
 	/* creating the logical device */