Add Vulkan SDK to travis CI

.travis.yml

@@ -18,6 +18,7 @@ git:
 
 before_install:
   - "export TRAVIS_COMMIT_MSG=\"$(git log --format=%f --no-merges -n 1)\""
+  - bash ./travis_deploy.sh
 
 install:
   - pip install -r requirements.txt

travis_deploy.sh

@@ -3,7 +3,6 @@
 # This script allows TravisCI to generate the API documentation for each
 # commit on master branch and to deploy it to the vulk-api repository.
 # API_USER and API_PASS are travis secure variable
-
 git clone https://$API_USER:$API_PASS@github.com/realitix/vulk-api.git vulk-api > /dev/null 2>&1
 rm -rf vulk-api/docs
 sphinx-apidoc -f -o vulk-api vulk

travis_prepare.sh

@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+
+# Download Vulkan SDK
+wget https://vulkan.lunarg.com/sdk/download/1.0.46.0/linux/vulkansdk-linux-x86_64-1.0.46.0.run
+chmod u+x vulkansdk-linux-x86_64-1.0.46.0.run
+./vulkansdk-linux-x86_64-1.0.46.0.run
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$DIR/VulkanSDK/1.0.46.0/x86_64/lib/
+export VK_LAYER_PATH=$DIR/VulkanSDK/1.0.46.0/x86_64/etc/explicit_layer.d