void GLSLESProgramPipeline::compileAndLink()
{
#if GL_EXT_separate_shader_objects
GLint linkStatus = 0;
glGenProgramPipelinesEXT(1, &mGLProgramPipelineHandle);
GL_CHECK_ERROR
glBindProgramPipelineEXT(mGLProgramPipelineHandle);
GL_CHECK_ERROR
// Compile and attach Vertex Program
if(mVertexProgram && !mVertexProgram->isLinked())
{
if (!mVertexProgram->getGLSLProgram()->compile(true))
{
mTriedToLinkAndFailed = true;
return;
}
GLuint programHandle = mVertexProgram->getGLSLProgram()->getGLProgramHandle();
glProgramParameteriEXT(programHandle, GL_PROGRAM_SEPARABLE_EXT, GL_TRUE);
GL_CHECK_ERROR
mVertexProgram->getGLSLProgram()->attachToProgramObject(programHandle);
glLinkProgram(programHandle);
GL_CHECK_ERROR
glGetProgramiv(programHandle, GL_LINK_STATUS, &linkStatus);
GL_CHECK_ERROR
if(linkStatus)
{
mVertexProgram->setLinked(linkStatus);
mLinked |= VERTEX_PROGRAM_LINKED;
}
GL_CHECK_ERROR
// TODO: Just fail out here if the program doesn't link?
mTriedToLinkAndFailed = !linkStatus;
logObjectInfo( getCombinedName() + String("GLSL vertex program result : "), programHandle );
setSkeletalAnimationIncluded(mVertexProgram->isSkeletalAnimationIncluded());
}
// Compile and attach Fragment Program
if(mFragmentProgram && !mFragmentProgram->isLinked())
{
if (!mFragmentProgram->getGLSLProgram()->compile(true))
{
mTriedToLinkAndFailed = true;
return;
}
GLuint programHandle = mFragmentProgram->getGLSLProgram()->getGLProgramHandle();
glProgramParameteriEXT(programHandle, GL_PROGRAM_SEPARABLE_EXT, GL_TRUE);
GL_CHECK_ERROR
mFragmentProgram->getGLSLProgram()->attachToProgramObject(programHandle);
glLinkProgram(programHandle);
GL_CHECK_ERROR
glGetProgramiv(programHandle, GL_LINK_STATUS, &linkStatus);
GL_CHECK_ERROR
if(linkStatus)
{
mFragmentProgram->setLinked(linkStatus);
mLinked |= FRAGMENT_PROGRAM_LINKED;
}
mTriedToLinkAndFailed = !linkStatus;
logObjectInfo( getCombinedName() + String("GLSL fragment program result : "), programHandle );
}
if(mLinked)
{
if ( GpuProgramManager::getSingleton().getSaveMicrocodesToCache() )
{
// Add to the microcode to the cache
String name;
name = getCombinedName();
// Get buffer size
GLint binaryLength = 0;
#if GL_OES_get_program_binary
glGetProgramiv(mGLHandle, GL_PROGRAM_BINARY_LENGTH_OES, &binaryLength);
GL_CHECK_ERROR;
#endif
// Create microcode
GpuProgramManager::Microcode newMicrocode =
GpuProgramManager::getSingleton().createMicrocode((unsigned long)binaryLength + sizeof(GLenum));
#if GL_OES_get_program_binary
// Get binary
glGetProgramBinaryOES(mGLHandle, binaryLength, NULL, (GLenum *)newMicrocode->getPtr(), newMicrocode->getPtr() + sizeof(GLenum));
GL_CHECK_ERROR;
#endif
// Add to the microcode to the cache
GpuProgramManager::getSingleton().addMicrocodeToCache(name, newMicrocode);
}
if(mVertexProgram && mVertexProgram->isLinked())
{
glUseProgramStagesEXT(mGLProgramPipelineHandle, GL_VERTEX_SHADER_BIT_EXT, mVertexProgram->getGLSLProgram()->getGLProgramHandle());
GL_CHECK_ERROR
}
if(mFragmentProgram && mFragmentProgram->isLinked())
{
glUseProgramStagesEXT(mGLProgramPipelineHandle, GL_FRAGMENT_SHADER_BIT_EXT, mFragmentProgram->getGLSLProgram()->getGLProgramHandle());
GL_CHECK_ERROR
}
JNIEXPORT void JNICALL Java_org_lwjgl_opengles_EXTSeparateShaderObjects_glUseProgramStagesEXT(JNIEnv *__env, jclass clazz, jint pipeline, jint stages, jint program) {
glUseProgramStagesEXTPROC glUseProgramStagesEXT = (glUseProgramStagesEXTPROC)tlsGetFunction(512);
UNUSED_PARAM(clazz)
glUseProgramStagesEXT(pipeline, stages, program);
}
void GLSLESProgramPipeline::compileAndLink()
{
#if GL_EXT_separate_shader_objects && OGRE_PLATFORM != OGRE_PLATFORM_NACL
GLint linkStatus = 0;
OGRE_CHECK_GL_ERROR(glGenProgramPipelinesEXT(1, &mGLProgramPipelineHandle));
OGRE_CHECK_GL_ERROR(glBindProgramPipelineEXT(mGLProgramPipelineHandle));
// Compile and attach Vertex Program
if(mVertexProgram && !mVertexProgram->isLinked())
{
try
{
mVertexProgram->getGLSLProgram()->compile(true);
}
catch (Exception& e)
{
LogManager::getSingleton().stream() << e.getDescription();
mTriedToLinkAndFailed = true;
return;
}
GLuint programHandle = mVertexProgram->getGLSLProgram()->getGLProgramHandle();
OGRE_CHECK_GL_ERROR(glProgramParameteriEXT(programHandle, GL_PROGRAM_SEPARABLE_EXT, GL_TRUE));
mVertexProgram->getGLSLProgram()->attachToProgramObject(programHandle);
OGRE_CHECK_GL_ERROR(glLinkProgram(programHandle));
OGRE_CHECK_GL_ERROR(glGetProgramiv(programHandle, GL_LINK_STATUS, &linkStatus));
if(linkStatus)
{
mVertexProgram->setLinked(linkStatus);
mLinked |= VERTEX_PROGRAM_LINKED;
}
mTriedToLinkAndFailed = !linkStatus;
logObjectInfo( getCombinedName() + String("GLSL vertex program result : "), programHandle );
setSkeletalAnimationIncluded(mVertexProgram->isSkeletalAnimationIncluded());
}
// Compile and attach Fragment Program
if(mFragmentProgram && !mFragmentProgram->isLinked())
{
try
{
mFragmentProgram->getGLSLProgram()->compile(true);
}
catch (Exception& e)
{
LogManager::getSingleton().stream() << e.getDescription();
mTriedToLinkAndFailed = true;
return;
}
GLuint programHandle = mFragmentProgram->getGLSLProgram()->getGLProgramHandle();
OGRE_CHECK_GL_ERROR(glProgramParameteriEXT(programHandle, GL_PROGRAM_SEPARABLE_EXT, GL_TRUE));
mFragmentProgram->getGLSLProgram()->attachToProgramObject(programHandle);
OGRE_CHECK_GL_ERROR(glLinkProgram(programHandle));
OGRE_CHECK_GL_ERROR(glGetProgramiv(programHandle, GL_LINK_STATUS, &linkStatus));
if(linkStatus)
{
mFragmentProgram->setLinked(linkStatus);
mLinked |= FRAGMENT_PROGRAM_LINKED;
}
mTriedToLinkAndFailed = !linkStatus;
logObjectInfo( getCombinedName() + String("GLSL fragment program result : "), programHandle );
}
if(mLinked)
{
if(mVertexProgram && mVertexProgram->isLinked())
{
OGRE_CHECK_GL_ERROR(glUseProgramStagesEXT(mGLProgramPipelineHandle, GL_VERTEX_SHADER_BIT_EXT, mVertexProgram->getGLSLProgram()->getGLProgramHandle()));
}
if(mFragmentProgram && mFragmentProgram->isLinked())
{
OGRE_CHECK_GL_ERROR(glUseProgramStagesEXT(mGLProgramPipelineHandle, GL_FRAGMENT_SHADER_BIT_EXT, mFragmentProgram->getGLSLProgram()->getGLProgramHandle()));
}
// Validate pipeline
logObjectInfo( getCombinedName() + String("GLSL program pipeline result : "), mGLProgramPipelineHandle );
#if GL_EXT_debug_label && OGRE_PLATFORM != OGRE_PLATFORM_NACL
if(mVertexProgram && mFragmentProgram)
OGRE_IF_IOS_VERSION_IS_GREATER_THAN(5.0)
glLabelObjectEXT(GL_PROGRAM_PIPELINE_OBJECT_EXT, mGLProgramPipelineHandle, 0,
(mVertexProgram->getName() + "/" + mFragmentProgram->getName()).c_str());
#endif
}
#endif
}