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Update for pbuffer power of 2 issues

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This commit is contained in:
Gregory Pierce 2005-01-29 18:20:41 +00:00
parent 63da8a93e4
commit 9b33e40a3b
1 changed files with 54 additions and 20 deletions
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74
src/native/macosx/org_lwjgl_opengl_Pbuffer.m
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@ -75,26 +75,60 @@ JNIEXPORT void JNICALL Java_org_lwjgl_opengl_MacOSXDisplay_makePbufferCurrent(JN
[pool release];
}
static void createPbuffer(JNIEnv *env, jobject pbuffer_handle, jint width, jint height, jobject pixel_format, NSOpenGLContext *shared_context) {
if (!checkCapacity(env, pbuffer_handle))
return;
NSOpenGLPixelBuffer *pbuffer = [[NSOpenGLPixelBuffer alloc] initWithTextureTarget:GL_TEXTURE_2D textureInternalFormat:GL_RGBA textureMaxMipMapLevel:0 pixelsWide:width pixelsHigh:height];
if (pbuffer == nil) {
throwException(env, "Could not allocate Pbuffer");
return;
}
NSOpenGLContext *context = createContext(env, pixel_format, false, false, NSOpenGLPFAPixelBuffer, shared_context);
if (context == nil)
return;
int screen;
if (getDisplayContext() != NULL)
screen = [getDisplayContext() currentVirtualScreen];
else
screen = 0;
[context setPixelBuffer:pbuffer cubeMapFace:0 mipMapLevel:0 currentVirtualScreen:screen];
PbufferInfo *pbuffer_handle_ptr = (PbufferInfo *)(*env)->GetDirectBufferAddress(env, pbuffer_handle);
pbuffer_handle_ptr->pbuffer = pbuffer;
pbuffer_handle_ptr->context = context;
static void createPbuffer(JNIEnv *env, jobject pbuffer_handle, jint width, jint height, jobject pixel_format, NSOpenGLContext *shared_context)
{
if (!checkCapacity(env, pbuffer_handle))
return;
NSOpenGLPixelBuffer *pbuffer = nil;
// check if the texture is power of 2
if ( (( width > 0 ) && ( width & ( width-1)) == 0) || (( height > 0 ) && ( height & ( height-1)) == 0) )
{
pbuffer = [[NSOpenGLPixelBuffer alloc] initWithTextureTarget:GL_TEXTURE_2D
textureInternalFormat:GL_RGBA
textureMaxMipMapLevel:0
pixelsWide:width
pixelsHigh:height];
}
else
{
pbuffer = [[NSOpenGLPixelBuffer alloc] initWithTextureTarget:GL_TEXTURE_RECTANGLE_EXT
textureInternalFormat:GL_RGBA
textureMaxMipMapLevel:0
pixelsWide:width
pixelsHigh:height];
}
if (pbuffer == nil)
{
throwException(env, "Could not allocate Pbuffer");
return;
}
NSOpenGLContext *context = createContext(env, pixel_format, false, false, NSOpenGLPFAPixelBuffer, shared_context);
if (context == nil)
{
return;
}
int screen;
if (getDisplayContext() != NULL)
{
screen = [getDisplayContext() currentVirtualScreen];
}
else
{
screen = 0;
}
[context setPixelBuffer:pbuffer cubeMapFace:0 mipMapLevel:0 currentVirtualScreen:screen];
PbufferInfo *pbuffer_handle_ptr = (PbufferInfo *)(*env)->GetDirectBufferAddress(env, pbuffer_handle);
pbuffer_handle_ptr->pbuffer = pbuffer;
pbuffer_handle_ptr->context = context;
}
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_MacOSXDisplay_nCreatePbuffer(JNIEnv *env, jobject this, jobject pbuffer_handle, jint width, jint height, jobject pixel_format, jobject pixelFormatCaps, jobject pBufferAttribs, jobject shared_context_handle_buffer) {