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Improves OpenGL-ES support (especially for Raspberry Pi), contribution of Erkki Nokso-Koivisto

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git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@10269 75d07b2b-3a1a-0410-a2c5-0572b91ccdca
This commit is contained in:
jul..om 2013-01-31 21:12:39 +00:00
parent 7534d90dde
commit 0acece86e0
1 changed files with 75 additions and 59 deletions
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46
engine/src/jogl/com/jme3/renderer/jogl/JoglRenderer.java
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@ -2277,7 +2277,7 @@ public class JoglRenderer implements Renderer {
assert bufId != -1;
GL gl = GLContext.getCurrentGL();
if (gl.isGL2GL3()) {
if (context.boundElementArrayVBO != bufId) {
gl.glBindBuffer(GL.GL_ELEMENT_ARRAY_BUFFER, bufId);
context.boundElementArrayVBO = bufId;
@ -2309,7 +2309,7 @@ public class JoglRenderer implements Renderer {
int elementLength = elementLengths[i];
if (useInstancing) {
if (gl.isGL2GL3()) {
indexBuf.getData().position(curOffset);
indexBuf.getData().limit(curOffset + elementLength);
@ -2318,43 +2318,63 @@ public class JoglRenderer implements Renderer {
fmt,
indexBuf.getData(),
count);
} else {
throw new IllegalArgumentException(
"instancing is not supported.");
}
} else {
if (gl.isGL2GL3()) {
gl.getGL2GL3().glDrawRangeElements(elMode,
0,
vertCount,
elementLength,
fmt,
curOffset);
} else {
indexBuf.getData().position(curOffset);
gl.glDrawElements(elMode, elementLength, fmt,
indexBuf.getData());
}
}
//FIXME check whether elSize is required
curOffset += elementLength/* * elSize*/;
curOffset += elementLength * elSize;
}
} else {
if (useInstancing) {
if (gl.isGL2GL3()) {
gl.getGL2GL3().glDrawElementsInstanced(convertElementMode(mesh.getMode()),
indexBuf.getData().limit(),
convertFormat(indexBuf.getFormat()),
indexBuf.getData(),
count);
} else {
throw new IllegalArgumentException(
"instancing is not supported.");
}
} else {
if (gl.isGL2GL3()) {
gl.getGL2GL3().glDrawRangeElements(convertElementMode(mesh.getMode()),
0,
vertCount,
indexBuf.getData().limit(),
convertFormat(indexBuf.getFormat()),
0);
}
}
} else {
//FIXME: ES impl
indexBuf.getData().rewind();
gl.glDrawElements(convertElementMode(mesh.getMode()),
indexBuf.getData().limit(),
convertFormat(indexBuf.getFormat()), 0);
}
}
}
}
/*********************************************************************\
|* Render Calls *|
\*********************************************************************/
/**
* *******************************************************************\ |*
* Render Calls *|
\********************************************************************
*/
private int convertElementMode(Mesh.Mode mode) {
switch (mode) {
case Points:
@ -2379,10 +2399,7 @@ public class JoglRenderer implements Renderer {
public void updateVertexArray(Mesh mesh) {
int id = mesh.getId();
GL gl = GLContext.getCurrentGL();
//FIXME rather use GLCaps and do it once for all
boolean isVaoSupported = gl.isFunctionAvailable("glGenVertexArrays") &&
gl.isFunctionAvailable("glBindVertexArray");
if (isVaoSupported) {
if (id == -1) {
IntBuffer temp = intBuf1;
if (gl.isGL2GL3()) {
@ -2398,7 +2415,6 @@ public class JoglRenderer implements Renderer {
}
context.boundVertexArray = id;
}
}
VertexBuffer interleavedData = mesh.getBuffer(Type.InterleavedData);
if (interleavedData != null && interleavedData.isUpdateNeeded()) {