public Floor() {
// make a floor
ByteBuffer bbFloorVertices = ByteBuffer.allocateDirect(FLOOR_COORDS.length * 4);
bbFloorVertices.order(ByteOrder.nativeOrder());
floorVertices = bbFloorVertices.asFloatBuffer();
floorVertices.put(FLOOR_COORDS);
floorVertices.position(0);
ByteBuffer bbFloorNormals = ByteBuffer.allocateDirect(FLOOR_NORMALS.length * 4);
bbFloorNormals.order(ByteOrder.nativeOrder());
floorNormals = bbFloorNormals.asFloatBuffer();
floorNormals.put(FLOOR_NORMALS);
floorNormals.position(0);
ByteBuffer bbFloorColors = ByteBuffer.allocateDirect(FLOOR_COLORS.length * 4);
bbFloorColors.order(ByteOrder.nativeOrder());
floorColors = bbFloorColors.asFloatBuffer();
floorColors.put(FLOOR_COLORS);
floorColors.position(0);
// now setup the shaders and program object
int vertexShader = myStereoRenderer.LoadShader(GLES30.GL_VERTEX_SHADER, light_vertex);
int gridShader = myStereoRenderer.LoadShader(GLES30.GL_FRAGMENT_SHADER, grid_fragment);
int programObject;
int[] linked = new int[1];
// Create the program object
programObject = GLES30.glCreateProgram();
if (programObject == 0) {
Log.e(TAG, "So some kind of error, but what?");
return;
}
GLES30.glAttachShader(programObject, vertexShader);
GLES30.glAttachShader(programObject, gridShader);
// Link the program
GLES30.glLinkProgram(programObject);
// Check the link status
GLES30.glGetProgramiv(programObject, GLES30.GL_LINK_STATUS, linked, 0);
if (linked[0] == 0) {
Log.e(TAG, "Error linking program:");
Log.e(TAG, GLES30.glGetProgramInfoLog(programObject));
GLES30.glDeleteProgram(programObject);
return;
}
// Store the program object
mProgramObject = programObject;
}
public static boolean buildProgram(final GLProgram _program) {
_program.id[0] = GLES30.glCreateProgram();
if (_program.id[0] < 1) {
System.out.println("Failed to create program..");
return false;
}
for (final GLShader shader : _program.shaders) {
// Attach only successfully compiled shaders
if (compileShader(shader) == true) {
GLES30.glAttachShader(_program.id[0], shader.id[0]);
}
}
final List<String> swivel = _program.swivel;
final int size = swivel.size();
for (int i = 0; i < size; i++) {
GLES30.glBindAttribLocation(_program.id[0], _program.inAttributes[i], swivel.get(i));
}
GLES30.glLinkProgram(_program.id[0]);
_program.inMVPMatrix = GLES30.glGetUniformLocation(_program.id[0], "inMVPMatrix");
// Once all of the shaders have been compiled
// and linked, we can then detach the shader sources
// and delete the shaders from memory.
for (final GLShader shader : _program.shaders) {
GLES30.glDetachShader(_program.id[0], shader.id[0]);
GLES30.glDeleteShader(shader.id[0]);
}
_program.shaders.clear();
final int[] response = new int[] {0};
GLES30.glGetProgramiv(_program.id[0], GLES30.GL_LINK_STATUS, response, 0);
if (response[0] == GLES30.GL_FALSE) {
System.out.println("Error linking program: " + GLES30.glGetProgramInfoLog(_program.id[0]));
return false;
}
return true;
}