private void initTriangle()
{
// float has 4 bytes
ByteBuffer vbb = ByteBuffer.allocateDirect(_nrOfVertices * 3 * 4);
vbb.order(ByteOrder.nativeOrder());
_vertexBuffer = vbb.asFloatBuffer();
// short has 2 bytes
ByteBuffer ibb = ByteBuffer.allocateDirect(_nrOfVertices * 2);
ibb.order(ByteOrder.nativeOrder());
_indexBuffer = ibb.asShortBuffer();
float[] coords =
{
-0.5f, -0.5f, 0f, // (x1, y1, z1)
0.5f, -0.5f, 0f, // (x2, y2, z2)
0f, 0.5f, 0f // (x3, y3, z3)
};
_vertexBuffer.put(coords);
_indexBuffer.put(_indicesArray);
_vertexBuffer.position(0);
_indexBuffer.position(0);
}
private J3DBuffer createNioFloatBuffer(float[] paramArrayOfFloat, long paramLong)
{
FloatBuffer floatBuffer = ByteBuffer.allocateDirect((int)paramLong).order(ByteOrder.nativeOrder()).asFloatBuffer();
floatBuffer.put(paramArrayOfFloat, 0, paramArrayOfFloat.Length);
return(new J3DBuffer(floatBuffer));
}
/**
* Copies a specified array of vertices to a specified vertex buffer. This method calls {@link
* java.nio.FloatBuffer#flip()} prior to returning.
*
* @param array the vertices to copy.
* @param buffer the buffer to copy the vertices to. Must have enough remaining space to hold the vertices.
*
* @return the buffer specified as input, with its limit incremented by the number of vertices copied, and its
* position set to 0.
*/
public static FloatBuffer copyArrayToBuffer(Vec4[] array, FloatBuffer buffer)
{
if (array == null)
{
String message = Logging.getMessage("nullValue.ArrayIsNull");
Logging.logger().severe(message);
throw new ArgumentException(message);
}
if (buffer == null)
{
String message = Logging.getMessage("nullValue.BufferIsNull");
Logging.logger().severe(message);
throw new ArgumentException(message);
}
foreach (Vec4 v in array)
{
buffer.put((float)v.x).put((float)v.y).put((float)v.z);
}
buffer.flip(); // sets the limit to the position and then the position to 0.
return(buffer);
}
/**
* Retrieve numbers from an accessor.
*
* @param buffer Buffer to receive floats.
* @param accessor Accessor that will provide floats.
* @param semantic Semantic that identifiers the set of indices to use (for example, "VERTEX" or "NORMAL").
* @param floatsPerVertex Number of floats to read for each vertex.
*/
protected void getFloatFromAccessor(FloatBuffer buffer, ColladaAccessor accessor, String semantic,
int floatsPerVertex)
{
if (buffer == null)
{
String msg = Logging.getMessage("nullValue.BufferIsNull");
Logging.logger().severe(msg);
throw new ArgumentException(msg);
}
int vertsPerShape = this.getVerticesPerShape();
int indexCount = this.getCount() * vertsPerShape;
if (buffer.remaining() < indexCount * floatsPerVertex)
{
String msg = Logging.getMessage("generic.BufferSize");
Logging.logger().severe(msg);
throw new ArgumentException(msg);
}
int[] indices = this.getIndices(semantic);
float[] vertexCoords = accessor.getFloats();
foreach (int i in indices)
{
buffer.put(vertexCoords, i * floatsPerVertex, floatsPerVertex);
}
}
// all setup and data loading goes here
public void onSurfaceCreated(GL10 arg0, EGLConfig arg1)
{
var shaderProgram = gl.createProgram();
var vs = gl.createShader(new Shaders.GeometryVertexShader());
var fs = gl.createShader(new Shaders.GeometryVertexShader());
gl.attachShader(shaderProgram, vs);
gl.attachShader(shaderProgram, fs);
gl.linkProgram(shaderProgram);
gl.useProgram(shaderProgram);
positionAttribLocation = gl.getAttribLocation(shaderProgram, "position");
// setup geometry
float[] verticesData =
{
0.0f, 0.5f, 0.0f,
-0.5f, -0.5f, 0.0f,
0.5f, -0.5f, 0.0f
};
vertices = ByteBuffer
.allocateDirect(verticesData.Length * 4)
.order(ByteOrder.nativeOrder()).asFloatBuffer();
vertices.put(verticesData).position(0);
}
public MyRenderer(BasicCustomVideoRenderer parent)
{
this.mCustomVideoRenderer = parent;
ByteBuffer bb = ByteBuffer.allocateDirect(mXYZCoords.Length * 4);
bb.order(ByteOrder.nativeOrder());
mVertexBuffer = bb.asFloatBuffer();
mVertexBuffer.put(mXYZCoords);
mVertexBuffer.position(0);
ByteBuffer tb = ByteBuffer.allocateDirect(mUVCoords.Length * 4);
tb.order(ByteOrder.nativeOrder());
mTextureBuffer = tb.asFloatBuffer();
mTextureBuffer.put(mUVCoords);
mTextureBuffer.position(0);
ByteBuffer dlb = ByteBuffer.allocateDirect(mVertexIndex.Length * 2);
dlb.order(ByteOrder.nativeOrder());
mDrawListBuffer = dlb.asShortBuffer();
mDrawListBuffer.put(mVertexIndex);
mDrawListBuffer.position(0);
}
/**
* Returns a copy of the specified buffer, with the specified new size. The new size must be greater than or equal
* to the specified buffer's size. If the new size is greater than the specified buffer's size, this returns a new
* buffer which is partially filled with the contents of the specified buffer. The returned buffer is a backed by a
* direct ByteBuffer if and only if the specified buffer is direct.
*
* @param buffer the buffer to copy.
* @param newSize the new buffer's size, in floats.
*
* @return the new buffer, with the specified size.
*
* @throws ArgumentException if the buffer is null, if the new size is negative, or if the new size is less
* than the buffer's remaing elements.
*/
public static FloatBuffer copyOf(FloatBuffer buffer, int newSize)
{
if (newSize < 0 || newSize < buffer.remaining())
{
String message = Logging.getMessage("generic.SizeOutOfRange", newSize);
Logging.logger().severe(message);
throw new ArgumentException(message);
}
FloatBuffer newBuffer = newFloatBuffer(newSize, buffer.isDirect());
int pos = buffer.position(); // Save the input buffer's current position.
try
{
newBuffer.put(buffer);
newBuffer.rewind();
}
finally
{
buffer.position(pos); // Restore the input buffer's original position.
}
return(newBuffer);
}
protected int replaceNaN(FloatBuffer floatBuffer, float value)
{
int length = floatBuffer.remaining();
int numValues = 0;
if (this.tmpBuffer == null || this.tmpBuffer.length < floatBuffer.remaining())
{
this.tmpBuffer = new float[length];
}
floatBuffer.get(this.tmpBuffer, 0, length);
floatBuffer.flip();
for (int i = 0; i < length; i++)
{
if (isNoValueFloat(this.tmpBuffer[i]))
{
this.tmpBuffer[i] = value;
}
else
{
numValues++;
}
}
floatBuffer.put(this.tmpBuffer, 0, length);
floatBuffer.flip();
return(numValues);
}
public static void copyBuffer(FloatBuffer dstBuffer, FloatBuffer srcBuffer)
{
if (dstBuffer != srcBuffer)
{
srcBuffer.rewind();
dstBuffer.put(srcBuffer);
}
}
public static FloatBuffer getDirectBuffer(float[] values, int Length)
{
directFloatBuffer.clear();
directFloatBuffer.limit(Length);
directFloatBuffer.put(values, 0, Length);
directFloatBuffer.rewind();
return(directFloatBuffer);
}
/**
* Expands a buffer of indexed triangle fan vertices to a buffer of non-indexed general-triangle vertices.
*
* @param indices the triangle indices.
* @param inBuf the vertex buffer the indices refer to, in the order x, y, z, x, y, z, ...
* @param outBuf the buffer in which to place the expanded triangle vertices. The buffer must have a limit
* sufficient to hold the output vertices.
*
* @throws ArgumentException if the index list or the input or output buffer is null, or if the output buffer
* size is insufficient.
*/
public static void expandTriangleFan(List <int> indices, FloatBuffer inBuf, FloatBuffer outBuf)
{
if (indices == null)
{
string msg = Logging.getMessage("nullValue.ListIsNull");
Logging.logger().severe(msg);
throw new ArgumentException(msg);
}
if (inBuf == null || outBuf == null)
{
string msg = Logging.getMessage("nullValue.BufferIsNull");
Logging.logger().severe(msg);
throw new ArgumentException(msg);
}
int nunTriangles = indices.Count - 2;
if (nunTriangles * 3 * 3 > outBuf.limit() - outBuf.position())
{
string msg = Logging.getMessage("generic.BufferSize", outBuf.limit() - outBuf.position());
Logging.logger().severe(msg);
throw new ArgumentException(msg);
}
int k = indices[0] * 3;
float v0x = inBuf.get(k);
float v0y = inBuf.get(k + 1);
float v0z = inBuf.get(k + 2);
for (int i = 1; i < indices.Count - 1; i++)
{
outBuf.put(v0x).put(v0y).put(v0z);
k = indices[i] * 3;
outBuf.put(inBuf.get(k)).put(inBuf.get(k + 1)).put(inBuf.get(k + 2));
k = indices[i + 1] * 3;
outBuf.put(inBuf.get(k)).put(inBuf.get(k + 1)).put(inBuf.get(k + 2));
}
}
private void initTriangle()
{
float[] coords =
{
-0.5f, -0.5f, 0.5f, // 0
0.5f, -0.5f, 0.5f, // 1
0f, -0.5f, -0.5f, // 2
0f, 0.5f, 0f, // 3
};
_nrOfVertices = coords.Length;
float[] colors =
{
1f, 0f, 0f, 1f, // point 0 red
0f, 1f, 0f, 1f, // point 1 green
0f, 0f, 1f, 1f, // point 2 blue
1f, 1f, 1f, 1f, // point 3 white
};
short[] indices = new short[] {
0, 1, 3, // rwg
0, 2, 1, // rbg
0, 3, 2, // rbw
1, 2, 3, // bwg
};
// float has 4 bytes, coordinate * 4 bytes
ByteBuffer vbb = ByteBuffer.allocateDirect(coords.Length * 4);
vbb.order(ByteOrder.nativeOrder());
_vertexBuffer = vbb.asFloatBuffer();
// short has 2 bytes, indices * 2 bytes
ByteBuffer ibb = ByteBuffer.allocateDirect(indices.Length * 2);
ibb.order(ByteOrder.nativeOrder());
_indexBuffer = ibb.asShortBuffer();
// float has 4 bytes, colors (RGBA) * 4 bytes
ByteBuffer cbb = ByteBuffer.allocateDirect(colors.Length * 4);
cbb.order(ByteOrder.nativeOrder());
_colorBuffer = cbb.asFloatBuffer();
_vertexBuffer.put(coords);
_indexBuffer.put(indices);
_colorBuffer.put(colors);
_vertexBuffer.position(0);
_indexBuffer.position(0);
_colorBuffer.position(0);
}
/**
* Expands a buffer of indexed triangle strip vertices to a buffer of non-indexed general-triangle vertices.
*
* @param indices the triangle indices.
* @param inBuf the vertex buffer the indices refer to, in the order x, y, z, x, y, z, ...
* @param outBuf the buffer in which to place the expanded triangle vertices. The buffer must have a limit
* sufficient to hold the output vertices.
*
* @throws ArgumentException if the index list or the input or output buffer is null, or if the output buffer
* size is insufficient.
*/
public static void expandTriangleStrip(List <int> indices, FloatBuffer inBuf, FloatBuffer outBuf)
{
if (indices == null)
{
string msg = Logging.getMessage("nullValue.ListIsNull");
Logging.logger().severe(msg);
throw new ArgumentException(msg);
}
if (inBuf == null || outBuf == null)
{
string msg = Logging.getMessage("nullValue.BufferIsNull");
Logging.logger().severe(msg);
throw new ArgumentException(msg);
}
int nunTriangles = indices.Count - 2;
if (nunTriangles * 3 * 3 > outBuf.limit() - outBuf.position())
{
string msg = Logging.getMessage("generic.BufferSize", outBuf.limit() - outBuf.position());
Logging.logger().severe(msg);
throw new ArgumentException(msg);
}
for (int i = 2; i < indices.Count; i++)
{
int k = indices[i - 2] * 3;
outBuf.put(inBuf.get(k)).put(inBuf.get(k + 1)).put(inBuf.get(k + 2));
k = indices[i % 2 == 0 ? i : i - 1] * 3;
outBuf.put(inBuf.get(k)).put(inBuf.get(k + 1)).put(inBuf.get(k + 2));
k = indices[i % 2 == 0 ? i - 1 : i] * 3;
outBuf.put(inBuf.get(k)).put(inBuf.get(k + 1)).put(inBuf.get(k + 2));
}
}
private void initTriangle()
{
// float has 4 bytes
ByteBuffer vbb = ByteBuffer.allocateDirect(_nrOfVertices * 3 * 4);
vbb.order(ByteOrder.nativeOrder());
_vertexBuffer = vbb.asFloatBuffer();
// short has 4 bytes
ByteBuffer ibb = ByteBuffer.allocateDirect(_nrOfVertices * 2);
ibb.order(ByteOrder.nativeOrder());
_indexBuffer = ibb.asShortBuffer();
// float has 4 bytes, 4 colors (RGBA) * number of vertices * 4 bytes
ByteBuffer cbb = ByteBuffer.allocateDirect(4 * _nrOfVertices * 4);
cbb.order(ByteOrder.nativeOrder());
_colorBuffer = cbb.asFloatBuffer();
float[] coords =
{
-0.5f, -0.5f, 0f, // (x1, y1, z1)
0.5f, -0.5f, 0f, // (x2, y2, z2)
0.5f, 0.5f, 0f // (x3, y3, z3)
};
float[] colors =
{
1f, 0f, 0f, 1f, // point 1
0f, 1f, 0f, 1f, // point 2
0f, 0f, 1f, 1f, // point 3
};
_vertexBuffer.put(coords);
_indexBuffer.put(_indicesArray);
_colorBuffer.put(colors);
_vertexBuffer.position(0);
_indexBuffer.position(0);
_colorBuffer.position(0);
}
public virtual J3DBuffer getSelectedColorBuffer(Color paramColor)
{
if (this.selectedColorBuffer == null)
{
FloatBuffer floatBuffer1 = (FloatBuffer)ColorBuffer.Buffer;
float[] arrayOfFloat = new float[this.triangleGeometry.VertexCount * 4];
for (sbyte b = 0; b < this.triangleGeometry.VertexCount; b++)
{
sbyte b1 = b * 4;
arrayOfFloat[b1] = (paramColor.Red / 255);
arrayOfFloat[b1 + 1] = (paramColor.Green / 255);
arrayOfFloat[b1 + 2] = (paramColor.Blue / 255);
arrayOfFloat[b1 + 3] = floatBuffer1.get(b1 + 3);
}
FloatBuffer floatBuffer2 = ByteBuffer.allocateDirect(32 * arrayOfFloat.Length).order(ByteOrder.nativeOrder()).asFloatBuffer();
floatBuffer2.put(arrayOfFloat, 0, arrayOfFloat.Length);
this.selectedColorBuffer = new J3DBuffer(floatBuffer2);
}
return(this.selectedColorBuffer);
}
public MyRenderer()
{
ByteBuffer bb = ByteBuffer.allocateDirect(mXYZCoords.Length * 4);
bb.order(ByteOrder.nativeOrder());
mVertexBuffer = bb.asFloatBuffer();
mVertexBuffer.put(mXYZCoords);
mVertexBuffer.position(0);
ByteBuffer tb = ByteBuffer.allocateDirect(mUVCoords.Length * 4);
tb.order(ByteOrder.nativeOrder());
mTextureBuffer = tb.asFloatBuffer();
mTextureBuffer.put(mUVCoords);
mTextureBuffer.position(0);
ByteBuffer dlb = ByteBuffer.allocateDirect(mVertexIndex.Length * 2);
dlb.order(ByteOrder.nativeOrder());
mDrawListBuffer = dlb.asShortBuffer();
mDrawListBuffer.put(mVertexIndex);
mDrawListBuffer.position(0);
}
public static FloatBuffer getDirectBuffer(int size, FloatBuffer buffer)
{
if (buffer == null)
{
return(buffer);
}
size = Round4(size);
if (buffer.Direct)
{
buffer.limit((size >> 2) + buffer.position());
return(buffer);
}
FloatBuffer directBuffer = allocateDirectBuffer(size).asFloatBuffer();
directBuffer.put((FloatBuffer)((FloatBuffer)buffer).slice().limit(size >> 2));
directBuffer.rewind();
return(directBuffer);
}
public void onSurfaceCreated(javax.microedition.khronos.egl.EGLConfig value)
{
Console.WriteLine("enter AndroidCardboardExperiment onSurfaceCreated");
GLES20.glClearColor(0.1f, 0.1f, 0.1f, 0.5f); // Dark background so text shows up well.
ByteBuffer bbVertices = ByteBuffer.allocateDirect(WorldLayoutData.CUBE_COORDS.Length * 4);
bbVertices.order(ByteOrder.nativeOrder());
cubeVertices = bbVertices.asFloatBuffer();
cubeVertices.put(WorldLayoutData.CUBE_COORDS);
cubeVertices.position(0);
ByteBuffer bbColors = ByteBuffer.allocateDirect(WorldLayoutData.CUBE_COLORS.Length * 4);
bbColors.order(ByteOrder.nativeOrder());
cubeColors = bbColors.asFloatBuffer();
cubeColors.put(WorldLayoutData.CUBE_COLORS);
cubeColors.position(0);
ByteBuffer bbFoundColors = ByteBuffer.allocateDirect(
WorldLayoutData.CUBE_FOUND_COLORS.Length * 4);
bbFoundColors.order(ByteOrder.nativeOrder());
cubeFoundColors = bbFoundColors.asFloatBuffer();
cubeFoundColors.put(WorldLayoutData.CUBE_FOUND_COLORS);
cubeFoundColors.position(0);
ByteBuffer bbNormals = ByteBuffer.allocateDirect(WorldLayoutData.CUBE_NORMALS.Length * 4);
bbNormals.order(ByteOrder.nativeOrder());
cubeNormals = bbNormals.asFloatBuffer();
cubeNormals.put(WorldLayoutData.CUBE_NORMALS);
cubeNormals.position(0);
// make a floor
ByteBuffer bbFloorVertices = ByteBuffer.allocateDirect(WorldLayoutData.FLOOR_COORDS.Length * 4);
bbFloorVertices.order(ByteOrder.nativeOrder());
floorVertices = bbFloorVertices.asFloatBuffer();
floorVertices.put(WorldLayoutData.FLOOR_COORDS);
floorVertices.position(0);
ByteBuffer bbFloorNormals = ByteBuffer.allocateDirect(WorldLayoutData.FLOOR_NORMALS.Length * 4);
bbFloorNormals.order(ByteOrder.nativeOrder());
floorNormals = bbFloorNormals.asFloatBuffer();
floorNormals.put(WorldLayoutData.FLOOR_NORMALS);
floorNormals.position(0);
var fcolors = 0xA26D41;
// rgb to float
//[javac] return __Enumerable.<Float>AsEnumerable(__SZArrayEnumerator_1.<Float>Of(x));
//[javac] ^
//[javac] required: T#1[]
//[javac] found: float[]
//[javac] reason: actual argument float[] cannot be converted to Float[] by method invocation conversion
// var FLOOR_COLORS = (
// from i in Enumerable.Range(0, 6)
// select new float[] { 0xA2 / 1.0f, 0x6D / 1.0f, 0x41 / 1.0f, 1.0f }
//).SelectMany(x => x).ToArray();
#region floorColors
var FLOOR_COLORS = new float[4 * 6];
for (int i = 0; i < FLOOR_COLORS.Length; i += 4)
{
FLOOR_COLORS[i + 0] = 0xA2 / 100.0f;
FLOOR_COLORS[i + 1] = 0x6D / 100.0f;
FLOOR_COLORS[i + 2] = 0x41 / 100.0f;
FLOOR_COLORS[i + 3] = 1.0f;
}
FloatBuffer floorColors;
ByteBuffer bbFloorColors = ByteBuffer.allocateDirect(WorldLayoutData.FLOOR_COLORS.Length * 4);
bbFloorColors.order(ByteOrder.nativeOrder());
floorColors = bbFloorColors.asFloatBuffer();
//floorColors.put(WorldLayoutData.FLOOR_COLORS);
floorColors.put(FLOOR_COLORS);
floorColors.position(0);
#endregion
#region loadGLShader
Func <int, ScriptCoreLib.GLSL.Shader, int> loadGLShader = (type, xshader) =>
{
var code = xshader.ToString();
int shader = GLES20.glCreateShader(type);
GLES20.glShaderSource(shader, code);
GLES20.glCompileShader(shader);
// Get the compilation status.
int[] compileStatus = new int[1];
GLES20.glGetShaderiv(shader, GLES20.GL_COMPILE_STATUS, compileStatus, 0);
// If the compilation failed, delete the shader.
if (compileStatus[0] == 0)
{
Console.WriteLine("Error compiling shader: " + GLES20.glGetShaderInfoLog(shader));
GLES20.glDeleteShader(shader);
shader = 0;
}
if (shader == 0)
{
throw new Exception("Error creating shader.");
}
return(shader);
};
#endregion
int vertexShader = loadGLShader(GLES20.GL_VERTEX_SHADER, new AndroidCardboardExperiment.Shaders.light_vertexVertexShader());
int gridShader = loadGLShader(GLES20.GL_FRAGMENT_SHADER, new Shaders.xgrid_fragmentFragmentShader());
int passthroughShader = loadGLShader(GLES20.GL_FRAGMENT_SHADER, new AndroidCardboardExperiment.Shaders.passthrough_fragmentFragmentShader());
cubeProgram = GLES20.glCreateProgram();
GLES20.glAttachShader(cubeProgram, vertexShader);
GLES20.glAttachShader(cubeProgram, passthroughShader);
GLES20.glLinkProgram(cubeProgram);
GLES20.glUseProgram(cubeProgram);
checkGLError("Cube program");
cubePositionParam = GLES20.glGetAttribLocation(cubeProgram, "a_Position");
cubeNormalParam = GLES20.glGetAttribLocation(cubeProgram, "a_Normal");
cubeColorParam = GLES20.glGetAttribLocation(cubeProgram, "a_Color");
cubeModelParam = GLES20.glGetUniformLocation(cubeProgram, "u_Model");
cubeModelViewParam = GLES20.glGetUniformLocation(cubeProgram, "u_MVMatrix");
cubeModelViewProjectionParam = GLES20.glGetUniformLocation(cubeProgram, "u_MVP");
cubeLightPosParam = GLES20.glGetUniformLocation(cubeProgram, "u_LightPos");
GLES20.glEnableVertexAttribArray(cubePositionParam);
GLES20.glEnableVertexAttribArray(cubeNormalParam);
GLES20.glEnableVertexAttribArray(cubeColorParam);
checkGLError("Cube program params");
floorProgram = GLES20.glCreateProgram();
GLES20.glAttachShader(floorProgram, vertexShader);
GLES20.glAttachShader(floorProgram, gridShader);
GLES20.glLinkProgram(floorProgram);
GLES20.glUseProgram(floorProgram);
checkGLError("Floor program");
floorModelParam = GLES20.glGetUniformLocation(floorProgram, "u_Model");
floorModelViewParam = GLES20.glGetUniformLocation(floorProgram, "u_MVMatrix");
floorModelViewProjectionParam = GLES20.glGetUniformLocation(floorProgram, "u_MVP");
floorLightPosParam = GLES20.glGetUniformLocation(floorProgram, "u_LightPos");
floorPositionParam = GLES20.glGetAttribLocation(floorProgram, "a_Position");
floorNormalParam = GLES20.glGetAttribLocation(floorProgram, "a_Normal");
floorColorParam = GLES20.glGetAttribLocation(floorProgram, "a_Color");
GLES20.glEnableVertexAttribArray(floorPositionParam);
GLES20.glEnableVertexAttribArray(floorNormalParam);
GLES20.glEnableVertexAttribArray(floorColorParam);
checkGLError("Floor program params");
GLES20.glEnable(GLES20.GL_DEPTH_TEST);
//GLES20.glEnable(GLES20.GL_FOG);
checkGLError("onSurfaceCreated");
Console.WriteLine("exit AndroidCardboardExperiment onSurfaceCreated");
vFinishFrame = (com.google.vrtoolkit.cardboard.Viewport v) =>
{
// GPU thread stops now..
FrameOne.Stop();
};
// I/System.Console(28103): CardboardForEdgeExperiment { ProcessorCount = 8, MODEL = SM-G925F, CurrentManagedThreadId = 11305, FrameCounter = 28, LastFrameMilliseconds = 40, codeFPS = 25.0, pitch = 1.579644, yaw = 1.6225219 }
#region vNewFrame
vNewFrame = (com.google.vrtoolkit.cardboard.HeadTransform headTransform) =>
{
// http://stackoverflow.com/questions/11851343/raise-fps-on-android-tablet-above-60-for-opengl-game
// http://gafferongames.com/game-physics/fix-your-timestep/
#region FrameWatch
if (FrameWatch.ElapsedMilliseconds >= 1000)
{
var codeFPS = 1000.0 / FrameOne.ElapsedMilliseconds;
// we now know how many frames did fit into it
// need 60 or more!
Console.WriteLine("CardboardForEdgeExperiment " + new
{
// static
System.Environment.ProcessorCount,
android.os.Build.MODEL,
System.Environment.CurrentManagedThreadId,
FrameCounter,
// dynamic
LastFrameMilliseconds = FrameOne.ElapsedMilliseconds,
codeFPS,
// very dynamic
pitch,
yaw
});
// I/System.Console(28117): CardboardForEdgeExperiment { ProcessorCount = 2, MODEL = Nexus 9, CurrentManagedThreadId = 1647, FrameCounter = 60, LastFrameMilliseconds = 6, codeFPS = 166.66666666666666, pitch = 1.5978987, yaw = -2.0770574 }
FrameWatch.Restart();
FrameCounter = 0;
}
#endregion
// GPU thread starts now..
FrameOne.Restart();
FrameCounter++;
//Console.WriteLine("AndroidCardboardExperiment onNewFrame");
headTransform.getHeadView(headView, 0);
checkGLError("onReadyToDraw");
// I/System.Console(27769): CardboardForEdgeExperiment { FrameCounter = 61, LastFrameMilliseconds = 0, codeFPS = Infinity, CurrentManagedThreadId = 1637, ProcessorCount = 2, MODEL = Nexus 9 }
// add placeholder slowdown
//System.Threading.Thread.Sleep(5);
// I/System.Console(27840): CardboardForEdgeExperiment { FrameCounter = 60, LastFrameMilliseconds = 6, codeFPS = 166.66666666666666, CurrentManagedThreadId = 1642, ProcessorCount = 2, MODEL = Nexus 9 }
};
#endregion
// if we define it here, we get to see it in vr...
var modelCube = new float[16];
// I/System.Console(19917): CardboardForEdgeExperiment { ProcessorCount = 8, MODEL = SM-G925F, CurrentManagedThreadId = 9959, FrameCounter = 46, LastFrameMilliseconds = 6, codeFPS = 166.66666666666666, pitch = 0.9070491, yaw = -0.3660261 }
#region vDrawEye
vDrawEye = (com.google.vrtoolkit.cardboard.Eye eye) =>
{
// VIDEO via "X:\util\android-sdk-windows\tools\ddms.bat"
var camera = new float[16];
// static void setLookAtM(float[] rm, int rmOffset, float eyeX, float eyeY, float eyeZ, float centerX, float centerY, float centerZ, float upX, float upY, float upZ)
// Build the camera matrix and apply it to the ModelView.
Matrix.setLookAtM(camera, 0,
0.0f, 0.0f, CAMERA_Z,
0f, 0.0f, 0.0f,
0.0f, 1.0f, 0.0f);
#region glClearColor
// skybox/video instead?
GLES20.glClearColor(
0x87 / 255f,
0xCE / 255f,
0xEB / 255f, 1.0f
);
GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT | GLES20.GL_DEPTH_BUFFER_BIT);
#endregion
var view = new float[16];
// can we strafe?
// Apply the eye transformation to the camera.
Matrix.multiplyMM(view, 0, eye.getEyeView(), 0, camera, 0);
// we tapped into it. this strafes ius!
Matrix.translateM(view, 0,
(float)Math.Sin(TotalTime.ElapsedMilliseconds * 0.0001f) * objectDistance * 2.5f,
// up down
//(float)Math.Sin(TotalTime.ElapsedMilliseconds * 0.001f) * floorDepth * 0.5f,
(float)Math.Cos(TotalTime.ElapsedMilliseconds * 0.001f) * floorDepth * 0.1f,
0
);
// Set the position of the light
Matrix.multiplyMV(lightPosInEyeSpace, 0, view, 0, LIGHT_POS_IN_WORLD_SPACE, 0);
// Build the ModelView and ModelViewProjection matrices
// for calculating cube position and light.
float[] perspective = eye.getPerspective(Z_NEAR, Z_FAR);
// just a buffer?
var modelView = new float[16];
#region drawCube()
Action <float, float, float> drawCube = (tx, ty, tz) =>
{
#region isLookingAtObject
Func <bool> isLookingAtObject = () =>
{
float[] initVec = { 0, 0, 0, 1.0f };
float[] objPositionVec = new float[4];
// Convert object space to camera space. Use the headView from onNewFrame.
Matrix.multiplyMM(modelView, 0, headView, 0, modelCube, 0);
Matrix.multiplyMV(objPositionVec, 0, modelView, 0, initVec, 0);
pitch = (float)Math.Atan2(objPositionVec[1], -objPositionVec[2]);
yaw = (float)Math.Atan2(objPositionVec[0], -objPositionVec[2]);
if (Math.Abs(pitch) < PITCH_LIMIT)
{
if (Math.Abs(yaw) < YAW_LIMIT)
{
return(true);
}
}
return(false);
};
#endregion
// Object first appears directly in front of user.
Matrix.setIdentityM(modelCube, 0);
// cant see it?
var scale = 5.0f;
//Matrix.scaleM(modelCube, 0, scale, scale, scale);
Matrix.translateM(modelCube, 0, tx, ty, tz);
Matrix.multiplyMM(modelView, 0, view, 0, modelCube, 0);
Matrix.multiplyMM(modelViewProjection, 0, perspective, 0, modelView, 0);
// public static void scaleM (float[] m, int mOffset, float x, float y, float z)
// Build the Model part of the ModelView matrix.
//Matrix.rotateM(modelCube, 0, TIME_DELTA, 0.5f, 0.5f, 1.0f);
// cant see rotation?
Matrix.rotateM(modelCube, 0, TotalTime.ElapsedMilliseconds * 0.01f,
// upwards rot.
//0.5f,
0f,
// sideways, left to right
0.5f
, 0.0f);
// http://developer.android.com/reference/android/opengl/Matrix.html#translateM(float[], int, float, float, float)
// the cube rotates in front of us.
// do we need to use a special program to draw a cube?
// how can we make it bigger?
GLES20.glUseProgram(cubeProgram);
GLES20.glUniform3fv(cubeLightPosParam, 1, lightPosInEyeSpace, 0);
// Set the Model in the shader, used to calculate lighting
GLES20.glUniformMatrix4fv(cubeModelParam, 1, false, modelCube, 0);
// Set the ModelView in the shader, used to calculate lighting
GLES20.glUniformMatrix4fv(cubeModelViewParam, 1, false, modelView, 0);
// Set the position of the cube
GLES20.glVertexAttribPointer(cubePositionParam, COORDS_PER_VERTEX, GLES20.GL_FLOAT, false, 0, cubeVertices);
// Set the ModelViewProjection matrix in the shader.
GLES20.glUniformMatrix4fv(cubeModelViewProjectionParam, 1, false, modelViewProjection, 0);
// Set the normal positions of the cube, again for shading
GLES20.glVertexAttribPointer(cubeNormalParam, 3, GLES20.GL_FLOAT, false, 0, cubeNormals);
#region cubeColors
var cc = cubeColors;
if (!isLookingAtObject())
{
cc = cubeFoundColors;
}
GLES20.glVertexAttribPointer(cubeColorParam, 4, GLES20.GL_FLOAT, false, 0, cc);
#endregion
GLES20.glDrawArrays(GLES20.GL_TRIANGLES, 0, 36);
checkGLError("Drawing cube");
};
#endregion
#region drawCube
drawCube(0, objectDistance, objectDistance * -1.0f);
drawCube(0, 0, objectDistance * -2.0f);
// looks like an airstrip
// low fps?
//var endOfMatrix = 64;
var endOfMatrix = 20;
for (int i = -endOfMatrix; i < endOfMatrix; i++)
{
drawCube(objectDistance, -floorDepth, objectDistance * -2.0f * i);
drawCube(-objectDistance, -floorDepth, objectDistance * -2.0f * i);
drawCube(objectDistance * 0.5f, 0, objectDistance * -2.0f * i);
drawCube(objectDistance * -0.5f, 0, objectDistance * -2.0f * i);
}
#endregion
var modelFloor = new float[16];
Matrix.setIdentityM(modelFloor, 0);
Matrix.translateM(modelFloor, 0,
// the floor escapes!
//TotalTime.ElapsedMilliseconds * 0.01f,
0, -floorDepth, 0); // Floor appears below user.
// Set modelView for the floor, so we draw floor in the correct location
Matrix.multiplyMM(modelView, 0, view, 0, modelFloor, 0);
Matrix.multiplyMM(modelViewProjection, 0, perspective, 0, modelView, 0);
#region drawFloor
// called by onDrawEye
Action drawFloor = delegate
{
GLES20.glUseProgram(floorProgram);
// Set ModelView, MVP, position, normals, and color.
GLES20.glUniform3fv(floorLightPosParam, 1, lightPosInEyeSpace, 0);
GLES20.glUniformMatrix4fv(floorModelParam, 1, false, modelFloor, 0);
GLES20.glUniformMatrix4fv(floorModelViewParam, 1, false, modelView, 0);
GLES20.glUniformMatrix4fv(floorModelViewProjectionParam, 1, false,
modelViewProjection, 0);
GLES20.glVertexAttribPointer(floorPositionParam, COORDS_PER_VERTEX, GLES20.GL_FLOAT,
false, 0, floorVertices);
GLES20.glVertexAttribPointer(floorNormalParam, 3, GLES20.GL_FLOAT, false, 0,
floorNormals);
GLES20.glVertexAttribPointer(floorColorParam, 4, GLES20.GL_FLOAT, false, 0, floorColors);
GLES20.glDrawArrays(GLES20.GL_TRIANGLES, 0, 6);
checkGLError("drawing floor");
};
drawFloor();
#endregion
};
#endregion
}
public LessonOneRenderer()
{
this.gl = (ScriptCoreLib.JavaScript.WebGL.WebGLRenderingContext)(object) __gl;
#region Define points for equilateral triangles.
// This triangle is red, green, and blue.
float[] triangle1VerticesData =
{
// X, Y, Z,
// R, G, B, A
-0.5f, -0.25f, 0.0f,
1.0f, 0.0f, 0.0f, 1.0f,
0.5f, -0.25f, 0.0f,
0.0f, 0.0f, 1.0f, 1.0f,
0.0f, 0.559016994f, 0.0f,
0.0f, 1.0f, 0.0f, 1.0f
};
// This triangle is yellow, cyan, and magenta.
float[] triangle2VerticesData =
{
// X, Y, Z,
// R, G, B, A
-0.5f, -0.25f, 0.0f,
1.0f, 1.0f, 0.0f, 1.0f,
0.5f, -0.25f, 0.0f,
0.0f, 1.0f, 1.0f, 1.0f,
0.0f, 0.559016994f, 0.0f,
1.0f, 0.0f, 1.0f, 1.0f
};
// This triangle is white, gray, and black.
float[] triangle3VerticesData =
{
// X, Y, Z,
// R, G, B, A
-0.5f, -0.25f, 0.0f,
1.0f, 1.0f, 1.0f, 1.0f,
0.5f, -0.25f, 0.0f,
0.5f, 0.5f, 0.5f, 1.0f,
0.0f, 0.559016994f, 0.0f,
0.0f, 0.0f, 0.0f, 1.0f
};
#endregion
// Initialize the buffers.
mTriangle1Vertices = ByteBuffer.allocateDirect(triangle1VerticesData.Length * mBytesPerFloat)
.order(ByteOrder.nativeOrder()).asFloatBuffer();
mTriangle2Vertices = ByteBuffer.allocateDirect(triangle2VerticesData.Length * mBytesPerFloat)
.order(ByteOrder.nativeOrder()).asFloatBuffer();
mTriangle3Vertices = ByteBuffer.allocateDirect(triangle3VerticesData.Length * mBytesPerFloat)
.order(ByteOrder.nativeOrder()).asFloatBuffer();
mTriangle1Vertices.put(triangle1VerticesData).position(0);
mTriangle2Vertices.put(triangle2VerticesData).position(0);
mTriangle3Vertices.put(triangle3VerticesData).position(0);
}
public LessonTwoRenderer()
{
this.gl = (ScriptCoreLib.JavaScript.WebGL.WebGLRenderingContext)(object) __gl;
#region Define points for a cube.
// X, Y, Z
float[] cubePositionData =
{
// In OpenGL counter-clockwise winding is default. This means that when we look at a triangle,
// if the points are counter-clockwise we are looking at the "front". If not we are looking at
// the back. OpenGL has an optimization where all back-facing triangles are culled, since they
// usually represent the backside of an object and aren't visible anyways.
// Front face
-1.0f, 1.0f, 1.0f,
-1.0f, -1.0f, 1.0f,
1.0f, 1.0f, 1.0f,
-1.0f, -1.0f, 1.0f,
1.0f, -1.0f, 1.0f,
1.0f, 1.0f, 1.0f,
// Right face
1.0f, 1.0f, 1.0f,
1.0f, -1.0f, 1.0f,
1.0f, 1.0f, -1.0f,
1.0f, -1.0f, 1.0f,
1.0f, -1.0f, -1.0f,
1.0f, 1.0f, -1.0f,
// Back face
1.0f, 1.0f, -1.0f,
1.0f, -1.0f, -1.0f,
-1.0f, 1.0f, -1.0f,
1.0f, -1.0f, -1.0f,
-1.0f, -1.0f, -1.0f,
-1.0f, 1.0f, -1.0f,
// Left face
-1.0f, 1.0f, -1.0f,
-1.0f, -1.0f, -1.0f,
-1.0f, 1.0f, 1.0f,
-1.0f, -1.0f, -1.0f,
-1.0f, -1.0f, 1.0f,
-1.0f, 1.0f, 1.0f,
// Top face
-1.0f, 1.0f, -1.0f,
-1.0f, 1.0f, 1.0f,
1.0f, 1.0f, -1.0f,
-1.0f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f,
1.0f, 1.0f, -1.0f,
// Bottom face
1.0f, -1.0f, -1.0f,
1.0f, -1.0f, 1.0f,
-1.0f, -1.0f, -1.0f,
1.0f, -1.0f, 1.0f,
-1.0f, -1.0f, 1.0f,
-1.0f, -1.0f, -1.0f,
};
// R, G, B, A
float[] cubeColorData =
{
// Front face (red)
1.0f, 0.0f, 0.0f, 1.0f,
1.0f, 0.0f, 0.0f, 1.0f,
1.0f, 0.0f, 0.0f, 1.0f,
1.0f, 0.0f, 0.0f, 1.0f,
1.0f, 0.0f, 0.0f, 1.0f,
1.0f, 0.0f, 0.0f, 1.0f,
// Right face (green)
0.0f, 1.0f, 0.0f, 1.0f,
0.0f, 1.0f, 0.0f, 1.0f,
0.0f, 1.0f, 0.0f, 1.0f,
0.0f, 1.0f, 0.0f, 1.0f,
0.0f, 1.0f, 0.0f, 1.0f,
0.0f, 1.0f, 0.0f, 1.0f,
// Back face (blue)
0.0f, 0.0f, 1.0f, 1.0f,
0.0f, 0.0f, 1.0f, 1.0f,
0.0f, 0.0f, 1.0f, 1.0f,
0.0f, 0.0f, 1.0f, 1.0f,
0.0f, 0.0f, 1.0f, 1.0f,
0.0f, 0.0f, 1.0f, 1.0f,
// Left face (yellow)
1.0f, 1.0f, 0.0f, 1.0f,
1.0f, 1.0f, 0.0f, 1.0f,
1.0f, 1.0f, 0.0f, 1.0f,
1.0f, 1.0f, 0.0f, 1.0f,
1.0f, 1.0f, 0.0f, 1.0f,
1.0f, 1.0f, 0.0f, 1.0f,
// Top face (cyan)
0.0f, 1.0f, 1.0f, 1.0f,
0.0f, 1.0f, 1.0f, 1.0f,
0.0f, 1.0f, 1.0f, 1.0f,
0.0f, 1.0f, 1.0f, 1.0f,
0.0f, 1.0f, 1.0f, 1.0f,
0.0f, 1.0f, 1.0f, 1.0f,
// Bottom face (magenta)
1.0f, 0.0f, 1.0f, 1.0f,
1.0f, 0.0f, 1.0f, 1.0f,
1.0f, 0.0f, 1.0f, 1.0f,
1.0f, 0.0f, 1.0f, 1.0f,
1.0f, 0.0f, 1.0f, 1.0f,
1.0f, 0.0f, 1.0f, 1.0f
};
// X, Y, Z
// The normal is used in light calculations and is a vector which points
// orthogonal to the plane of the surface. For a cube model, the normals
// should be orthogonal to the points of each face.
float[] cubeNormalData =
{
// Front face
0.0f, 0.0f, 1.0f,
0.0f, 0.0f, 1.0f,
0.0f, 0.0f, 1.0f,
0.0f, 0.0f, 1.0f,
0.0f, 0.0f, 1.0f,
0.0f, 0.0f, 1.0f,
// Right face
1.0f, 0.0f, 0.0f,
1.0f, 0.0f, 0.0f,
1.0f, 0.0f, 0.0f,
1.0f, 0.0f, 0.0f,
1.0f, 0.0f, 0.0f,
1.0f, 0.0f, 0.0f,
// Back face
0.0f, 0.0f, -1.0f,
0.0f, 0.0f, -1.0f,
0.0f, 0.0f, -1.0f,
0.0f, 0.0f, -1.0f,
0.0f, 0.0f, -1.0f,
0.0f, 0.0f, -1.0f,
// Left face
-1.0f, 0.0f, 0.0f,
-1.0f, 0.0f, 0.0f,
-1.0f, 0.0f, 0.0f,
-1.0f, 0.0f, 0.0f,
-1.0f, 0.0f, 0.0f,
-1.0f, 0.0f, 0.0f,
// Top face
0.0f, 1.0f, 0.0f,
0.0f, 1.0f, 0.0f,
0.0f, 1.0f, 0.0f,
0.0f, 1.0f, 0.0f,
0.0f, 1.0f, 0.0f,
0.0f, 1.0f, 0.0f,
// Bottom face
0.0f, -1.0f, 0.0f,
0.0f, -1.0f, 0.0f,
0.0f, -1.0f, 0.0f,
0.0f, -1.0f, 0.0f,
0.0f, -1.0f, 0.0f,
0.0f, -1.0f, 0.0f
};
#endregion
// Initialize the buffers.
mCubePositions = ByteBuffer.allocateDirect(cubePositionData.Length * mBytesPerFloat)
.order(ByteOrder.nativeOrder()).asFloatBuffer();
mCubePositions.put(cubePositionData).position(0);
mCubeColors = ByteBuffer.allocateDirect(cubeColorData.Length * mBytesPerFloat)
.order(ByteOrder.nativeOrder()).asFloatBuffer();
mCubeColors.put(cubeColorData).position(0);
mCubeNormals = ByteBuffer.allocateDirect(cubeNormalData.Length * mBytesPerFloat)
.order(ByteOrder.nativeOrder()).asFloatBuffer();
mCubeNormals.put(cubeNormalData).position(0);
}
public void onSurfaceCreated(javax.microedition.khronos.egl.EGLConfig value)
{
Console.WriteLine("onSurfaceCreated");
GLES20.glClearColor(0.1f, 0.1f, 0.1f, 0.5f); // Dark background so text shows up well.
ByteBuffer bbVertices = ByteBuffer.allocateDirect(WorldLayoutData.CUBE_COORDS.Length * 4);
bbVertices.order(ByteOrder.nativeOrder());
cubeVertices = bbVertices.asFloatBuffer();
cubeVertices.put(WorldLayoutData.CUBE_COORDS);
cubeVertices.position(0);
ByteBuffer bbColors = ByteBuffer.allocateDirect(WorldLayoutData.CUBE_COLORS.Length * 4);
bbColors.order(ByteOrder.nativeOrder());
cubeColors = bbColors.asFloatBuffer();
cubeColors.put(WorldLayoutData.CUBE_COLORS);
cubeColors.position(0);
ByteBuffer bbFoundColors = ByteBuffer.allocateDirect(
WorldLayoutData.CUBE_FOUND_COLORS.Length * 4);
bbFoundColors.order(ByteOrder.nativeOrder());
cubeFoundColors = bbFoundColors.asFloatBuffer();
cubeFoundColors.put(WorldLayoutData.CUBE_FOUND_COLORS);
cubeFoundColors.position(0);
ByteBuffer bbNormals = ByteBuffer.allocateDirect(WorldLayoutData.CUBE_NORMALS.Length * 4);
bbNormals.order(ByteOrder.nativeOrder());
cubeNormals = bbNormals.asFloatBuffer();
cubeNormals.put(WorldLayoutData.CUBE_NORMALS);
cubeNormals.position(0);
// make a floor
ByteBuffer bbFloorVertices = ByteBuffer.allocateDirect(WorldLayoutData.FLOOR_COORDS.Length * 4);
bbFloorVertices.order(ByteOrder.nativeOrder());
floorVertices = bbFloorVertices.asFloatBuffer();
floorVertices.put(WorldLayoutData.FLOOR_COORDS);
floorVertices.position(0);
ByteBuffer bbFloorNormals = ByteBuffer.allocateDirect(WorldLayoutData.FLOOR_NORMALS.Length * 4);
bbFloorNormals.order(ByteOrder.nativeOrder());
floorNormals = bbFloorNormals.asFloatBuffer();
floorNormals.put(WorldLayoutData.FLOOR_NORMALS);
floorNormals.position(0);
ByteBuffer bbFloorColors = ByteBuffer.allocateDirect(WorldLayoutData.FLOOR_COLORS.Length * 4);
bbFloorColors.order(ByteOrder.nativeOrder());
floorColors = bbFloorColors.asFloatBuffer();
floorColors.put(WorldLayoutData.FLOOR_COLORS);
floorColors.position(0);
Func <int, string, int> loadGLShader = (int type, string code) =>
{
int shader = GLES20.glCreateShader(type);
GLES20.glShaderSource(shader, code);
GLES20.glCompileShader(shader);
// Get the compilation status.
int[] compileStatus = new int[1];
GLES20.glGetShaderiv(shader, GLES20.GL_COMPILE_STATUS, compileStatus, 0);
// If the compilation failed, delete the shader.
if (compileStatus[0] == 0)
{
Console.WriteLine("Error compiling shader: " + GLES20.glGetShaderInfoLog(shader));
GLES20.glDeleteShader(shader);
shader = 0;
}
if (shader == 0)
{
throw new Exception("Error creating shader.");
}
return(shader);
};
int vertexShader = loadGLShader(GLES20.GL_VERTEX_SHADER, new Shaders.light_vertexVertexShader().ToString());
int gridShader = loadGLShader(GLES20.GL_FRAGMENT_SHADER, new Shaders.grid_fragmentFragmentShader().ToString());
int passthroughShader = loadGLShader(GLES20.GL_FRAGMENT_SHADER, new Shaders.passthrough_fragmentFragmentShader().ToString());
cubeProgram = GLES20.glCreateProgram();
GLES20.glAttachShader(cubeProgram, vertexShader);
GLES20.glAttachShader(cubeProgram, passthroughShader);
GLES20.glLinkProgram(cubeProgram);
GLES20.glUseProgram(cubeProgram);
checkGLError("Cube program");
cubePositionParam = GLES20.glGetAttribLocation(cubeProgram, "a_Position");
cubeNormalParam = GLES20.glGetAttribLocation(cubeProgram, "a_Normal");
cubeColorParam = GLES20.glGetAttribLocation(cubeProgram, "a_Color");
cubeModelParam = GLES20.glGetUniformLocation(cubeProgram, "u_Model");
cubeModelViewParam = GLES20.glGetUniformLocation(cubeProgram, "u_MVMatrix");
cubeModelViewProjectionParam = GLES20.glGetUniformLocation(cubeProgram, "u_MVP");
cubeLightPosParam = GLES20.glGetUniformLocation(cubeProgram, "u_LightPos");
GLES20.glEnableVertexAttribArray(cubePositionParam);
GLES20.glEnableVertexAttribArray(cubeNormalParam);
GLES20.glEnableVertexAttribArray(cubeColorParam);
checkGLError("Cube program params");
floorProgram = GLES20.glCreateProgram();
GLES20.glAttachShader(floorProgram, vertexShader);
GLES20.glAttachShader(floorProgram, gridShader);
GLES20.glLinkProgram(floorProgram);
GLES20.glUseProgram(floorProgram);
checkGLError("Floor program");
floorModelParam = GLES20.glGetUniformLocation(floorProgram, "u_Model");
floorModelViewParam = GLES20.glGetUniformLocation(floorProgram, "u_MVMatrix");
floorModelViewProjectionParam = GLES20.glGetUniformLocation(floorProgram, "u_MVP");
floorLightPosParam = GLES20.glGetUniformLocation(floorProgram, "u_LightPos");
floorPositionParam = GLES20.glGetAttribLocation(floorProgram, "a_Position");
floorNormalParam = GLES20.glGetAttribLocation(floorProgram, "a_Normal");
floorColorParam = GLES20.glGetAttribLocation(floorProgram, "a_Color");
GLES20.glEnableVertexAttribArray(floorPositionParam);
GLES20.glEnableVertexAttribArray(floorNormalParam);
GLES20.glEnableVertexAttribArray(floorColorParam);
checkGLError("Floor program params");
GLES20.glEnable(GLES20.GL_DEPTH_TEST);
// Object first appears directly in front of user.
Matrix.setIdentityM(modelCube, 0);
Matrix.translateM(modelCube, 0, 0, 0, -objectDistance);
Matrix.setIdentityM(modelFloor, 0);
Matrix.translateM(modelFloor, 0, 0, -floorDepth, 0); // Floor appears below user.
checkGLError("onSurfaceCreated");
}
//script: error JSC1000: Java : Opcode not implemented: stelem.r4 at AndroidOpenGLESLesson5Activity.Activities.AndroidOpenGLESLesson5Activity+LessonFiveRenderer+<>c.<.ctor>b__17_0
public LessonFiveRenderer(Context activityContext)
{
this.gl = (ScriptCoreLib.JavaScript.WebGL.WebGLRenderingContext)(object) __gl;
mActivityContext = activityContext;
#region generateCubeData
Func <f[], f[], f[], f[], f[], f[], f[], f[], int, f[]> generateCubeData =
(f[] point1,
f[] point2,
f[] point3,
f[] point4,
f[] point5,
f[] point6,
f[] point7,
f[] point8,
int elementsPerPoint) =>
{
// Given a cube with the points defined as follows:
// front left top, front right top, front left bottom, front right bottom,
// back left top, back right top, back left bottom, back right bottom,
// return an array of 6 sides, 2 triangles per side, 3 vertices per triangle, and 4 floats per vertex.
int FRONT = 0;
int RIGHT = 1;
int BACK = 2;
int LEFT = 3;
int TOP = 4;
int BOTTOM = 5;
int size = elementsPerPoint * 6 * 6;
float[] cubeData = new float[size];
for (int face = 0; face < 6; face++)
{
// Relative to the side, p1 = top left, p2 = top right, p3 = bottom left, p4 = bottom right
float[] p1, p2, p3, p4;
// Select the points for this face
if (face == FRONT)
{
p1 = point1; p2 = point2; p3 = point3; p4 = point4;
}
else if (face == RIGHT)
{
p1 = point2; p2 = point6; p3 = point4; p4 = point8;
}
else if (face == BACK)
{
p1 = point6; p2 = point5; p3 = point8; p4 = point7;
}
else if (face == LEFT)
{
p1 = point5; p2 = point1; p3 = point7; p4 = point3;
}
else if (face == TOP)
{
p1 = point5; p2 = point6; p3 = point1; p4 = point2;
}
else // if (side == BOTTOM)
{
p1 = point8; p2 = point7; p3 = point4; p4 = point3;
}
// In OpenGL counter-clockwise winding is default. This means that when we look at a triangle,
// if the points are counter-clockwise we are looking at the "front". If not we are looking at
// the back. OpenGL has an optimization where all back-facing triangles are culled, since they
// usually represent the backside of an object and aren't visible anyways.
// Build the triangles
// 1---3,6
// | / |
// 2,4--5
int offset = face * elementsPerPoint * 6;
for (int i = 0; i < elementsPerPoint; i++)
{
cubeData[offset++] = p1[i];
}
for (int i = 0; i < elementsPerPoint; i++)
{
cubeData[offset++] = p3[i];
}
for (int i = 0; i < elementsPerPoint; i++)
{
cubeData[offset++] = p2[i];
}
for (int i = 0; i < elementsPerPoint; i++)
{
cubeData[offset++] = p3[i];
}
for (int i = 0; i < elementsPerPoint; i++)
{
cubeData[offset++] = p4[i];
}
for (int i = 0; i < elementsPerPoint; i++)
{
cubeData[offset++] = p2[i];
}
}
return(cubeData);
};
#endregion
// Define points for a cube.
// X, Y, Z
float[] p1p = { -1.0f, 1.0f, 1.0f };
float[] p2p = { 1.0f, 1.0f, 1.0f };
float[] p3p = { -1.0f, -1.0f, 1.0f };
float[] p4p = { 1.0f, -1.0f, 1.0f };
float[] p5p = { -1.0f, 1.0f, -1.0f };
float[] p6p = { 1.0f, 1.0f, -1.0f };
float[] p7p = { -1.0f, -1.0f, -1.0f };
float[] p8p = { 1.0f, -1.0f, -1.0f };
float[] cubePositionData = generateCubeData(p1p, p2p, p3p, p4p, p5p, p6p, p7p, p8p, p1p.Length);
// Points of the cube: color information
// R, G, B, A
float[] p1c = { 1.0f, 0.0f, 0.0f, 1.0f }; // red
float[] p2c = { 1.0f, 0.0f, 1.0f, 1.0f }; // magenta
float[] p3c = { 0.0f, 0.0f, 0.0f, 1.0f }; // black
float[] p4c = { 0.0f, 0.0f, 1.0f, 1.0f }; // blue
float[] p5c = { 1.0f, 1.0f, 0.0f, 1.0f }; // yellow
float[] p6c = { 1.0f, 1.0f, 1.0f, 1.0f }; // white
float[] p7c = { 0.0f, 1.0f, 0.0f, 1.0f }; // green
float[] p8c = { 0.0f, 1.0f, 1.0f, 1.0f }; // cyan
float[] cubeColorData = generateCubeData(p1c, p2c, p3c, p4c, p5c, p6c, p7c, p8c, p1c.Length);
// Initialize the buffers.
mCubePositions = ByteBuffer.allocateDirect(cubePositionData.Length * mBytesPerFloat)
.order(ByteOrder.nativeOrder()).asFloatBuffer();
mCubePositions.put(cubePositionData).position(0);
mCubeColors = ByteBuffer.allocateDirect(cubeColorData.Length * mBytesPerFloat)
.order(ByteOrder.nativeOrder()).asFloatBuffer();
mCubeColors.put(cubeColorData).position(0);
}
/**
* Initialize the model data.
*/
public LessonFourRenderer(Context activityContext)
{
mActivityContext = activityContext;
// Define points for a cube.
// X, Y, Z
float[] cubePositionData =
{
// In OpenGL counter-clockwise winding is default. This means that when we look at a triangle,
// if the points are counter-clockwise we are looking at the "front". If not we are looking at
// the back. OpenGL has an optimization where all back-facing triangles are culled, since they
// usually represent the backside of an object and aren't visible anyways.
// Front face
-1.0f, 1.0f, 1.0f,
-1.0f, -1.0f, 1.0f,
1.0f, 1.0f, 1.0f,
-1.0f, -1.0f, 1.0f,
1.0f, -1.0f, 1.0f,
1.0f, 1.0f, 1.0f,
// Right face
1.0f, 1.0f, 1.0f,
1.0f, -1.0f, 1.0f,
1.0f, 1.0f, -1.0f,
1.0f, -1.0f, 1.0f,
1.0f, -1.0f, -1.0f,
1.0f, 1.0f, -1.0f,
// Back face
1.0f, 1.0f, -1.0f,
1.0f, -1.0f, -1.0f,
-1.0f, 1.0f, -1.0f,
1.0f, -1.0f, -1.0f,
-1.0f, -1.0f, -1.0f,
-1.0f, 1.0f, -1.0f,
// Left face
-1.0f, 1.0f, -1.0f,
-1.0f, -1.0f, -1.0f,
-1.0f, 1.0f, 1.0f,
-1.0f, -1.0f, -1.0f,
-1.0f, -1.0f, 1.0f,
-1.0f, 1.0f, 1.0f,
// Top face
-1.0f, 1.0f, -1.0f,
-1.0f, 1.0f, 1.0f,
1.0f, 1.0f, -1.0f,
-1.0f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f,
1.0f, 1.0f, -1.0f,
// Bottom face
1.0f, -1.0f, -1.0f,
1.0f, -1.0f, 1.0f,
-1.0f, -1.0f, -1.0f,
1.0f, -1.0f, 1.0f,
-1.0f, -1.0f, 1.0f,
-1.0f, -1.0f, -1.0f,
};
// R, G, B, A
float[] cubeColorData =
{
// Front face (red)
1.0f, 0.0f, 0.0f, 0.0f,
1.0f, 0.0f, 0.0f, 0.0f,
1.0f, 0.0f, 0.0f, 0.0f,
1.0f, 0.0f, 0.0f, 0.0f,
1.0f, 0.0f, 0.0f, 0.0f,
1.0f, 0.0f, 0.0f, 0.0f,
// Right face (green)
0.0f, 1.0f, 0.0f, 1.0f,
0.0f, 1.0f, 0.0f, 1.0f,
0.0f, 1.0f, 0.0f, 1.0f,
0.0f, 1.0f, 0.0f, 1.0f,
0.0f, 1.0f, 0.0f, 1.0f,
0.0f, 1.0f, 0.0f, 1.0f,
// Back face (blue)
0.0f, 0.0f, 1.0f, 1.0f,
0.0f, 0.0f, 1.0f, 1.0f,
0.0f, 0.0f, 1.0f, 1.0f,
0.0f, 0.0f, 1.0f, 1.0f,
0.0f, 0.0f, 1.0f, 1.0f,
0.0f, 0.0f, 1.0f, 1.0f,
// Left face (yellow)
1.0f, 1.0f, 0.0f, 1.0f,
1.0f, 1.0f, 0.0f, 1.0f,
1.0f, 1.0f, 0.0f, 1.0f,
1.0f, 1.0f, 0.0f, 1.0f,
1.0f, 1.0f, 0.0f, 1.0f,
1.0f, 1.0f, 0.0f, 1.0f,
// Top face (cyan)
0.0f, 1.0f, 1.0f, 1.0f,
0.0f, 1.0f, 1.0f, 1.0f,
0.0f, 1.0f, 1.0f, 1.0f,
0.0f, 1.0f, 1.0f, 1.0f,
0.0f, 1.0f, 1.0f, 1.0f,
0.0f, 1.0f, 1.0f, 1.0f,
// Bottom face (magenta)
1.0f, 0.0f, 1.0f, 1.0f,
1.0f, 0.0f, 1.0f, 1.0f,
1.0f, 0.0f, 1.0f, 1.0f,
1.0f, 0.0f, 1.0f, 1.0f,
1.0f, 0.0f, 1.0f, 1.0f,
1.0f, 0.0f, 1.0f, 1.0f
};
// X, Y, Z
// The normal is used in light calculations and is a vector which points
// orthogonal to the plane of the surface. For a cube model, the normals
// should be orthogonal to the points of each face.
float[] cubeNormalData =
{
// Front face
0.0f, 0.0f, 1.0f,
0.0f, 0.0f, 1.0f,
0.0f, 0.0f, 1.0f,
0.0f, 0.0f, 1.0f,
0.0f, 0.0f, 1.0f,
0.0f, 0.0f, 1.0f,
// Right face
1.0f, 0.0f, 0.0f,
1.0f, 0.0f, 0.0f,
1.0f, 0.0f, 0.0f,
1.0f, 0.0f, 0.0f,
1.0f, 0.0f, 0.0f,
1.0f, 0.0f, 0.0f,
// Back face
0.0f, 0.0f, -1.0f,
0.0f, 0.0f, -1.0f,
0.0f, 0.0f, -1.0f,
0.0f, 0.0f, -1.0f,
0.0f, 0.0f, -1.0f,
0.0f, 0.0f, -1.0f,
// Left face
-1.0f, 0.0f, 0.0f,
-1.0f, 0.0f, 0.0f,
-1.0f, 0.0f, 0.0f,
-1.0f, 0.0f, 0.0f,
-1.0f, 0.0f, 0.0f,
-1.0f, 0.0f, 0.0f,
// Top face
0.0f, 1.0f, 0.0f,
0.0f, 1.0f, 0.0f,
0.0f, 1.0f, 0.0f,
0.0f, 1.0f, 0.0f,
0.0f, 1.0f, 0.0f,
0.0f, 1.0f, 0.0f,
// Bottom face
0.0f, -1.0f, 0.0f,
0.0f, -1.0f, 0.0f,
0.0f, -1.0f, 0.0f,
0.0f, -1.0f, 0.0f,
0.0f, -1.0f, 0.0f,
0.0f, -1.0f, 0.0f
};
// S, T (or X, Y)
// Texture coordinate data.
// Because images have a Y axis pointing downward (values increase as you move down the image) while
// OpenGL has a Y axis pointing upward, we adjust for that here by flipping the Y axis.
// What's more is that the texture coordinates are the same for every face.
float[] cubeTextureCoordinateData =
{
// Front face
0.0f, 0.0f,
0.0f, 1.0f,
1.0f, 0.0f,
0.0f, 1.0f,
1.0f, 1.0f,
1.0f, 0.0f,
// Right face
0.0f, 0.0f,
0.0f, 1.0f,
1.0f, 0.0f,
0.0f, 1.0f,
1.0f, 1.0f,
1.0f, 0.0f,
// Back face
0.0f, 0.0f,
0.0f, 1.0f,
1.0f, 0.0f,
0.0f, 1.0f,
1.0f, 1.0f,
1.0f, 0.0f,
// Left face
0.0f, 0.0f,
0.0f, 1.0f,
1.0f, 0.0f,
0.0f, 1.0f,
1.0f, 1.0f,
1.0f, 0.0f,
// Top face
0.0f, 0.0f,
0.0f, 1.0f,
1.0f, 0.0f,
0.0f, 1.0f,
1.0f, 1.0f,
1.0f, 0.0f,
// Bottom face
0.0f, 0.0f,
0.0f, 1.0f,
1.0f, 0.0f,
0.0f, 1.0f,
1.0f, 1.0f,
1.0f, 0.0f
};
// Initialize the buffers.
mCubePositions = ByteBuffer.allocateDirect(cubePositionData.Length * mBytesPerFloat)
.order(ByteOrder.nativeOrder()).asFloatBuffer();
mCubePositions.put(cubePositionData).position(0);
mCubeColors = ByteBuffer.allocateDirect(cubeColorData.Length * mBytesPerFloat)
.order(ByteOrder.nativeOrder()).asFloatBuffer();
mCubeColors.put(cubeColorData).position(0);
mCubeNormals = ByteBuffer.allocateDirect(cubeNormalData.Length * mBytesPerFloat)
.order(ByteOrder.nativeOrder()).asFloatBuffer();
mCubeNormals.put(cubeNormalData).position(0);
mCubeTextureCoordinates = ByteBuffer.allocateDirect(cubeTextureCoordinateData.Length * mBytesPerFloat)
.order(ByteOrder.nativeOrder()).asFloatBuffer();
mCubeTextureCoordinates.put(cubeTextureCoordinateData).position(0);
}
private void drawTexture(IRenderingEngine re, int x, int y, int projectionWidth, int projectionHeight, bool scaleToCanvas, bool redWriteEnabled, bool greenWriteEnabled, bool blueWriteEnabled, bool alphaWriteEnabled)
{
re.startDirectRendering(true, false, true, true, true, projectionWidth, projectionHeight);
re.setColorMask(redWriteEnabled, greenWriteEnabled, blueWriteEnabled, alphaWriteEnabled);
if (scaleToCanvas)
{
re.setViewport(0, 0, Modules.sceDisplayModule.CanvasWidth, Modules.sceDisplayModule.CanvasHeight);
}
else
{
re.setViewport(0, 0, projectionWidth, projectionHeight);
}
IREBufferManager bufferManager = re.BufferManager;
ByteBuffer drawByteBuffer = bufferManager.getBuffer(drawBufferId);
drawByteBuffer.clear();
FloatBuffer drawFloatBuffer = drawByteBuffer.asFloatBuffer();
drawFloatBuffer.clear();
drawFloatBuffer.put(texS);
drawFloatBuffer.put(texT);
drawFloatBuffer.put(x + width);
drawFloatBuffer.put(y + height);
drawFloatBuffer.put(0.0f);
drawFloatBuffer.put(texT);
drawFloatBuffer.put(x);
drawFloatBuffer.put(y + height);
drawFloatBuffer.put(0.0f);
drawFloatBuffer.put(0.0f);
drawFloatBuffer.put(x);
drawFloatBuffer.put(y);
drawFloatBuffer.put(texS);
drawFloatBuffer.put(0.0f);
drawFloatBuffer.put(x + width);
drawFloatBuffer.put(y);
if (re.VertexArrayAvailable)
{
re.bindVertexArray(0);
}
re.setVertexInfo(null, false, false, true, -1);
re.enableClientState(pspsharp.graphics.RE.IRenderingEngine_Fields.RE_TEXTURE);
re.disableClientState(pspsharp.graphics.RE.IRenderingEngine_Fields.RE_COLOR);
re.disableClientState(pspsharp.graphics.RE.IRenderingEngine_Fields.RE_NORMAL);
re.enableClientState(pspsharp.graphics.RE.IRenderingEngine_Fields.RE_VERTEX);
bufferManager.setTexCoordPointer(drawBufferId, 2, pspsharp.graphics.RE.IRenderingEngine_Fields.RE_FLOAT, 4 * SIZEOF_FLOAT, 0);
bufferManager.setVertexPointer(drawBufferId, 2, pspsharp.graphics.RE.IRenderingEngine_Fields.RE_FLOAT, 4 * SIZEOF_FLOAT, 2 * SIZEOF_FLOAT);
bufferManager.setBufferData(pspsharp.graphics.RE.IRenderingEngine_Fields.RE_ARRAY_BUFFER, drawBufferId, drawFloatBuffer.position() * SIZEOF_FLOAT, drawByteBuffer.rewind(), pspsharp.graphics.RE.IRenderingEngine_Fields.RE_DYNAMIC_DRAW);
re.drawArrays(pspsharp.graphics.RE.IRenderingEngine_Fields.RE_QUADS, 0, 4);
re.endDirectRendering();
}