public void render(GL10 gl, Texture texture) {
gl.glEnable(GL10.GL_TEXTURE_2D);
texture.bind(gl);
gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);
gl.glEnableClientState(GL10.GL_TEXTURE_COORD_ARRAY);
GL11 gl11 = (GL11) gl;
// draw using hardware buffers
gl11.glBindBuffer(GL11.GL_ARRAY_BUFFER, vertexbufferId);
gl11.glVertexPointer(2, GL11.GL_FLOAT, 0, 0);
gl11.glBindBuffer(GL11.GL_ARRAY_BUFFER, texturebufferId);
gl11.glTexCoordPointer(2, GL11.GL_FLOAT, 0, 0);
gl11.glBindBuffer(GL11.GL_ELEMENT_ARRAY_BUFFER, indexbufferId);
gl11.glDrawElements(GL11.GL_TRIANGLES, indices.length, GL11.GL_UNSIGNED_SHORT, 0);
gl11.glBindBuffer(GL11.GL_ARRAY_BUFFER, 0);
gl11.glBindBuffer(GL11.GL_ELEMENT_ARRAY_BUFFER, 0);
gl.glDisableClientState(GL10.GL_VERTEX_ARRAY);
gl.glDisableClientState(GL10.GL_TEXTURE_COORD_ARRAY);
// if (vertexbufferId == 0 || texturebufferId == 0 || indexbufferId == 0 || gl11.glGetError()
// != 0) {
// Log.e("Grid", "VBO Not available: " + gl11.glGetError() + ", " +
// gl11.glGetString(gl11.glGetError()));
// }
}
public void drawMesh(
BasicTexture tex, int x, int y, int xyBuffer, int uvBuffer, int indexBuffer, int indexCount) {
float alpha = mAlpha;
if (!bindTexture(tex)) return;
mGLState.setBlendEnabled(mBlendEnabled && (!tex.isOpaque() || alpha < OPAQUE_ALPHA));
mGLState.setTextureAlpha(alpha);
// Reset the texture matrix. We will set our own texture coordinates
// below.
setTextureCoords(0, 0, 1, 1);
saveTransform();
translate(x, y);
mGL.glLoadMatrixf(mMatrixValues, 0);
mGL.glBindBuffer(GL11.GL_ARRAY_BUFFER, xyBuffer);
mGL.glVertexPointer(2, GL11.GL_FLOAT, 0, 0);
mGL.glBindBuffer(GL11.GL_ARRAY_BUFFER, uvBuffer);
mGL.glTexCoordPointer(2, GL11.GL_FLOAT, 0, 0);
mGL.glBindBuffer(GL11.GL_ELEMENT_ARRAY_BUFFER, indexBuffer);
mGL.glDrawElements(GL11.GL_TRIANGLE_STRIP, indexCount, GL11.GL_UNSIGNED_BYTE, 0);
mGL.glBindBuffer(GL11.GL_ARRAY_BUFFER, mBoxCoords);
mGL.glVertexPointer(2, GL11.GL_FLOAT, 0, 0);
mGL.glTexCoordPointer(2, GL11.GL_FLOAT, 0, 0);
restoreTransform();
mCountDrawMesh++;
}
public void draw() {
GL11 gl = getGLManager().getGL();
// bind( );
gl.glBindBuffer(GL11.GL_ELEMENT_ARRAY_BUFFER, indices);
gl.glDrawElements(GL10.GL_TRIANGLES, indices_length, GL10.GL_UNSIGNED_SHORT, 0);
gl.glBindBuffer(GL11.GL_ELEMENT_ARRAY_BUFFER, 0);
}
private void drawMesh(int x[], int y[], float u[], float v[], int nx, int ny) {
/*
* Given a 3x3 nine-patch image, the vertex order is defined as the
* following graph:
*
* (0) (1) (2) (3)
* | /| /| /|
* | / | / | / |
* (4) (5) (6) (7)
* | \ | \ | \ |
* | \| \| \|
* (8) (9) (A) (B)
* | /| /| /|
* | / | / | / |
* (C) (D) (E) (F)
*
* And we draw the triangle strip in the following index order:
*
* index: 04152637B6A5948C9DAEBF
*/
int pntCount = 0;
float xy[] = mXyBuffer;
float uv[] = mUvBuffer;
for (int j = 0; j < ny; ++j) {
for (int i = 0; i < nx; ++i) {
int xIndex = (pntCount++) << 1;
int yIndex = xIndex + 1;
xy[xIndex] = x[i];
xy[yIndex] = y[j];
uv[xIndex] = u[i];
uv[yIndex] = v[j];
}
}
mUvPointer.asFloatBuffer().put(uv, 0, pntCount << 1).position(0);
mXyPointer.asFloatBuffer().put(xy, 0, pntCount << 1).position(0);
int idxCount = 1;
byte index[] = mIndexBuffer;
for (int i = 0, bound = nx * (ny - 1); true; ) {
// normal direction
--idxCount;
for (int j = 0; j < nx; ++j, ++i) {
index[idxCount++] = (byte) i;
index[idxCount++] = (byte) (i + nx);
}
if (i >= bound) break;
// reverse direction
int sum = i + i + nx - 1;
--idxCount;
for (int j = 0; j < nx; ++j, ++i) {
index[idxCount++] = (byte) (sum - i);
index[idxCount++] = (byte) (sum - i + nx);
}
if (i >= bound) break;
}
mIndexPointer.put(index, 0, idxCount).position(0);
mGL.glDrawElements(GL11.GL_TRIANGLE_STRIP, idxCount, GL11.GL_UNSIGNED_BYTE, mIndexPointer);
}
public void onDrawFrame(GL10 gl10, boolean fpsTimeElapsed) {
GL11 gl = (GL11) gl10;
updateWithDelta(1.0f / MAXIMUM_UPDATE_RATE);
synchronized (transforms) {
if (fpsTimeElapsed) {
onTransform();
}
}
sourcePosition.x = x;
sourcePosition.y = y;
gl.glMatrixMode(GL11.GL_MODELVIEW);
gl.glLoadIdentity();
gl.glEnableClientState(GL11.GL_COLOR_ARRAY);
// unbind all buffers
gl.glBindBuffer(GL11.GL_ELEMENT_ARRAY_BUFFER, 0);
gl.glBindBuffer(GL11.GL_ARRAY_BUFFER, 0);
gl.glBindTexture(GL11.GL_TEXTURE_2D, 0);
gl.glBindBuffer(GL11.GL_ARRAY_BUFFER, verticesID[0]);
// Using glBufferSubData means that a copy is done from the quads array to the buffer rather
// than recreating the buffer which
// would be an allocation and copy. The copy also only takes over the number of live particles.
// This provides a nice performance
// boost.
quadsBuffer.put(quads);
quadsBuffer.position(0);
gl.glBufferSubData(GL11.GL_ARRAY_BUFFER, 0, 128 * particleIndex, quadsBuffer);
// Configure the vertex pointer which will use the currently bound VBO for its data
gl.glVertexPointer(2, GL11.GL_FLOAT, 32, 0);
gl.glColorPointer(4, GL11.GL_FLOAT, 32, (4 * 4));
gl.glTexCoordPointer(2, GL11.GL_FLOAT, 32, (4 * 2));
if (hasTexture) {
gl.glEnable(GL11.GL_TEXTURE_2D);
gl.glBindTexture(GL11.GL_TEXTURE_2D, getTexture().getTextureId());
}
gl.glBlendFunc(srcBlendFactor, dstBlendFactor);
gl.glDrawElements(GL11.GL_TRIANGLES, particleIndex * 6, GL11.GL_UNSIGNED_SHORT, indicesBuffer);
gl.glBindBuffer(GL11.GL_ARRAY_BUFFER, 0);
gl.glBlendFunc(GL11.GL_ONE, GL11.GL_ONE_MINUS_SRC_ALPHA);
gl.glDisableClientState(GL11.GL_COLOR_ARRAY);
}
// Assumes beginDrawingStrips() has been called before this.
public void drawStrip(GL10 gl, boolean useTexture, int startIndex, int indexCount) {
int count = indexCount;
if (startIndex + indexCount >= mIndexCount) {
count = mIndexCount - startIndex;
}
if (!mUseHardwareBuffers) {
gl.glDrawElements(
GL10.GL_TRIANGLES, count, GL10.GL_UNSIGNED_SHORT, mIndexBuffer.position(startIndex));
} else {
GL11 gl11 = (GL11) gl;
gl11.glDrawElements(GL11.GL_TRIANGLES, count, GL11.GL_UNSIGNED_SHORT, startIndex * CHAR_SIZE);
}
}
public synchronized void draw(GL11 gl) {
super.draw(gl);
if (fontIndexCount > 0) {
gl.glBindTexture(GL11.GL_TEXTURE_2D, mFont.id);
gl.glTexCoordPointer(2, GL11.GL_FLOAT, 0, mTextureBuffer);
gl.glVertexPointer(3, GL11.GL_FLOAT, 0, mVertexBuffer);
gl.glColorPointer(4, GL11.GL_FIXED, 0, mColorBuffer);
mIndexBuffer.position(indStart);
mColorBuffer.position(colorStart);
mVertexBuffer.position(vertStart);
mTextureBuffer.position(texStart);
gl.glDrawElements(GL11.GL_TRIANGLES, fontIndexCount, GL11.GL_UNSIGNED_SHORT, mIndexBuffer);
}
}
public void draw(GL10 gl) {
checkGLError(gl);
GL11 gl11 = (GL11) gl;
gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);
gl11.glBindBuffer(GL11.GL_ARRAY_BUFFER, mVertexBufferObjectId);
gl11.glVertexPointer(3, GL10.GL_FLOAT, VERTEX_SIZE, 0);
gl.glEnableClientState(GL10.GL_NORMAL_ARRAY);
gl11.glNormalPointer(
GL10.GL_FLOAT, VERTEX_SIZE, VERTEX_NORMAL_BUFFER_INDEX_OFFSET * FLOAT_SIZE);
gl11.glBindBuffer(GL11.GL_ELEMENT_ARRAY_BUFFER, mElementBufferObjectId);
gl11.glDrawElements(GL10.GL_TRIANGLES, mIndexCount, GL10.GL_UNSIGNED_SHORT, 0);
gl.glDisableClientState(GL10.GL_VERTEX_ARRAY);
gl.glDisableClientState(GL10.GL_NORMAL_ARRAY);
gl11.glBindBuffer(GL11.GL_ARRAY_BUFFER, 0);
gl11.glBindBuffer(GL11.GL_ELEMENT_ARRAY_BUFFER, 0);
checkGLError(gl);
}
@Override
protected void onDraw(Canvas canvas) {
GL11 gl = (GL11) context.getGL();
int w = getWidth();
int h = getHeight();
context.waitNative(canvas, this);
gl.glClear(GL10.GL_COLOR_BUFFER_BIT | GL10.GL_DEPTH_BUFFER_BIT);
gl.glMatrixMode(GL10.GL_PROJECTION);
gl.glLoadIdentity();
gl.glViewport(0, 0, w, h);
GLU.gluPerspective(gl, 45.0f, ((float) w) / h, 1f, 100f);
gl.glMatrixMode(GL10.GL_MODELVIEW);
gl.glLoadIdentity();
GLU.gluLookAt(gl, 0, 0, 5, 0, 0, 0, 0, 1, 0);
gl.glTranslatef(0, 0, -10);
gl.glRotatef(30.0f, 1, 0, 0);
// gl.glRotatef(40.0f, 0, 1, 0);
gl.glVertexPointer(3, GL10.GL_FIXED, 0, vertices[frame_ix]);
gl.glNormalPointer(GL10.GL_FIXED, 0, normals);
gl.glTexCoordPointer(2, GL10.GL_FIXED, 0, texCoords);
gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);
gl.glEnableClientState(GL10.GL_NORMAL_ARRAY);
gl.glEnableClientState(GL10.GL_TEXTURE_COORD_ARRAY);
// gl.glColor4f(1,0,0,1);
gl.glBindTexture(GL10.GL_TEXTURE_2D, tex);
// gl.glBindTexture(GL10.GL_TEXTURE_2D, 0);
gl.glDrawElements(GL10.GL_TRIANGLES, verts, GL10.GL_UNSIGNED_SHORT, indices);
frame_ix = (frame_ix + 1) % m.getFrameCount();
context.waitGL();
}
@Override
public void glDrawElements(int mode, int count, int type, int indices) {
gl.glDrawElements(mode, count, type, indices);
}
public void draw(GL10 gl, boolean useTexture) {
if (!mUseHardwareBuffers) {
gl.glVertexPointer(3, mCoordinateType, 0, mVertexBuffer);
if (useTexture) {
gl.glTexCoordPointer(2, mCoordinateType, 0, mTexCoordBuffer);
}
gl.glDrawElements(GL10.GL_TRIANGLES, mIndexCount, GL10.GL_UNSIGNED_SHORT, mIndexBuffer);
} else {
GL11 gl11 = (GL11) gl;
// draw using hardware buffers
gl11.glBindBuffer(GL11.GL_ARRAY_BUFFER, mVertBufferIndex);
gl11.glVertexPointer(3, mCoordinateType, 0, 0);
gl11.glBindBuffer(GL11.GL_ARRAY_BUFFER, mTextureCoordBufferIndex);
gl11.glTexCoordPointer(2, mCoordinateType, 0, 0);
gl11.glBindBuffer(GL11.GL_ELEMENT_ARRAY_BUFFER, mIndexBufferIndex);
gl11.glDrawElements(GL11.GL_TRIANGLES, mIndexCount, GL11.GL_UNSIGNED_SHORT, 0);
gl11.glBindBuffer(GL11.GL_ARRAY_BUFFER, 0);
gl11.glBindBuffer(GL11.GL_ELEMENT_ARRAY_BUFFER, 0);
}
}