Add new sample for buffer device address (#1144)

* Started work on buffer device address sample

* Code cleanup

* Added BDA sample to readm

* Added android build files for BDA sample

* Replaces all uniform buffers with references
Comments and code cleanup

shaders/glsl/bufferdeviceaddress/cube.frag

@@ -0,0 +1,20 @@
+/* Copyright (c) 2024, Sascha Willems
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ */
+
+#version 450
+
+layout (set = 0, binding = 0) uniform sampler2D samplerColorMap;
+
+layout (location = 0) in vec3 inNormal;
+layout (location = 1) in vec3 inColor;
+layout (location = 2) in vec2 inUV;
+
+layout (location = 0) out vec4 outFragColor;
+
+void main() 
+{
+	outFragColor = texture(samplerColorMap, inUV) * vec4(inColor, 1.0);
+}

shaders/glsl/bufferdeviceaddress/cube.vert

@@ -0,0 +1,42 @@
+/* Copyright (c) 2024, Sascha Willems
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ */
+
+#version 450
+
+#extension GL_EXT_scalar_block_layout: require
+#extension GL_EXT_buffer_reference : require
+
+layout (location = 0) in vec3 inPos;
+layout (location = 1) in vec3 inNormal;
+layout (location = 2) in vec2 inUV;
+layout (location = 3) in vec3 inColor;
+
+layout (buffer_reference, scalar) readonly buffer MatrixReference {
+	mat4 matrix;
+};
+
+layout (push_constant) uniform PushConstants
+{
+	// Pointer to the buffer with the scene's MVP matrix
+	MatrixReference sceneDataReference;
+	// Pointer to the buffer for the data for each model
+	MatrixReference modelDataReference;
+} pushConstants;
+
+layout (location = 0) out vec3 outNormal;
+layout (location = 1) out vec3 outColor;
+layout (location = 2) out vec2 outUV;
+
+void main() 
+{
+	MatrixReference sceneData = pushConstants.sceneDataReference;
+	MatrixReference modelData = pushConstants.modelDataReference;
+
+	outNormal = inNormal;
+	outColor = inColor;
+	outUV = inUV;
+	gl_Position = sceneData.matrix * modelData.matrix * vec4(inPos.xyz, 1.0);
+}