Move Teapot to android-17 and set APP_ABI := all

For the default configuration to run on more devices: ARM/Intel/MIPS >= API17

Change-Id: I52145374d0c51624c7a295dc8092f8492e591dee

ndk/platforms/android-17/samples/Teapot/assets/Shaders/ShaderPlain.fsh

@@ -0,0 +1,33 @@
+//
+//  ShaderPlain.fsh
+//
+
+#define USE_PHONG (1)
+
+uniform lowp vec3       vMaterialAmbient;
+uniform lowp vec4       vMaterialSpecular;
+
+varying lowp vec4 colorDiffuse;
+
+#if USE_PHONG
+uniform highp vec3      vLight0;
+varying mediump vec3 position;
+varying mediump vec3 normal;
+#else
+varying lowp vec4 colorSpecular;
+#endif
+
+void main()
+{
+#if USE_PHONG
+    mediump vec3 halfVector = normalize(-vLight0 + position);
+    mediump float NdotH = max(dot(normal, halfVector), 0.0);
+    mediump float fPower = vMaterialSpecular.w;
+    mediump float specular = pow(NdotH, fPower);
+
+    lowp vec4 colorSpecular = vec4( vMaterialSpecular.xyz * specular, 1 );
+    gl_FragColor = colorDiffuse + colorSpecular;
+#else
+    gl_FragColor = colorDiffuse + colorSpecular;
+#endif
+}

ndk/platforms/android-17/samples/Teapot/assets/Shaders/VS_ShaderPlain.vsh

@@ -0,0 +1,54 @@
+//
+//  ShaderPlain.vsh
+//
+
+#define USE_PHONG (1)
+
+attribute highp vec3    myVertex;
+attribute highp vec3    myNormal;
+attribute mediump vec2  myUV;
+attribute mediump vec4  myBone;
+
+varying mediump vec2    texCoord;
+varying lowp    vec4    colorDiffuse;
+
+#if USE_PHONG
+varying mediump vec3 position;
+varying mediump vec3 normal;
+#else
+varying lowp    vec4    colorSpecular;
+#endif
+
+uniform highp mat4      uMVMatrix;
+uniform highp mat4      uPMatrix;
+
+uniform highp vec3      vLight0;
+
+uniform lowp vec4       vMaterialDiffuse;
+uniform lowp vec3       vMaterialAmbient;
+uniform lowp vec4       vMaterialSpecular;
+
+void main(void)
+{
+    highp vec4 p = vec4(myVertex,1);
+    gl_Position = uPMatrix * p;
+
+    texCoord = myUV;
+
+    highp vec3 worldNormal = vec3(mat3(uMVMatrix[0].xyz, uMVMatrix[1].xyz, uMVMatrix[2].xyz) * myNormal);
+    highp vec3 ecPosition = p.xyz;
+
+    colorDiffuse = dot( worldNormal, normalize(-vLight0+ecPosition) ) * vMaterialDiffuse  + vec4( vMaterialAmbient, 1 );
+
+#if USE_PHONG
+    normal = worldNormal;
+    position = ecPosition;
+#else
+    highp vec3 halfVector = normalize(ecPosition - vLight0);
+
+    highp float NdotH = max(-dot(worldNormal, halfVector), 0.0);
+    float fPower = vMaterialSpecular.w;
+    highp float specular = min( pow(NdotH, fPower), 1.0);
+    colorSpecular = vec4( vMaterialSpecular.xyz * specular, 1 );
+#endif
+}