diff --git a/tools/emulator/opengl/shared/OpenglCodecCommon/GLClientState.h b/tools/emulator/opengl/shared/OpenglCodecCommon/GLClientState.h
index b7fcff565..bc895d750 100644
--- a/tools/emulator/opengl/shared/OpenglCodecCommon/GLClientState.h
+++ b/tools/emulator/opengl/shared/OpenglCodecCommon/GLClientState.h
@@ -167,6 +167,7 @@ public:
             handled = false;
             break;
         default:
+            handled = false;
             ERR("unknown vertex-attrib parameter param %d\n", param);
         }
         return handled;
diff --git a/tools/emulator/opengl/shared/OpenglCodecCommon/GLSharedGroup.cpp b/tools/emulator/opengl/shared/OpenglCodecCommon/GLSharedGroup.cpp
index 84a73ef34..768e3c9ab 100644
--- a/tools/emulator/opengl/shared/OpenglCodecCommon/GLSharedGroup.cpp
+++ b/tools/emulator/opengl/shared/OpenglCodecCommon/GLSharedGroup.cpp
@@ -10,16 +10,75 @@ BufferData::BufferData(GLsizeiptr size, void * data) : m_size(size)
     if (data) memcpy(buffer, data, size);
 }
 
+/**** ProgramData ****/
+ProgramData::ProgramData() : m_numIndexes(0), m_initialized(false)
+{
+    m_Indexes = NULL;
+}
+
+void ProgramData::initProgramData(GLuint numIndexes)
+{
+    m_initialized = true;
+    m_numIndexes = numIndexes;
+    delete[] m_Indexes;
+    m_Indexes = new IndexInfo[numIndexes];
+}
+
+bool ProgramData::isInitialized()
+{
+    return m_initialized;
+}
+
+ProgramData::~ProgramData()
+{
+    delete[] m_Indexes;
+    m_Indexes = NULL;
+}
+
+void ProgramData::setIndexInfo(GLuint index, GLint base, GLint size, GLenum type)
+{   
+    if (index>=m_numIndexes)
+        return;
+    m_Indexes[index].base = base;
+    m_Indexes[index].size = size;
+    m_Indexes[index].type = type;
+}
+
+GLuint ProgramData::getIndexForLocation(GLint location)
+{
+    GLuint i=0;
+    for (i=0;i<m_numIndexes;++i)
+    {
+        GLint low = m_Indexes[i].base;;
+        GLint high = low + m_Indexes[i].size;
+        if (location >= low && location < high)
+            break;
+    }
+    return i;
+}
+
+GLenum ProgramData::getTypeForLocation(GLint location)
+{
+    GLuint index = getIndexForLocation(location);
+    if (index<m_numIndexes) {
+        return m_Indexes[index].type;
+    }
+    return 0;
+}
+
 /***** GLSharedGroup ****/
 
 GLSharedGroup::GLSharedGroup() :
-    m_buffers(android::DefaultKeyedVector<GLuint, BufferData*>(NULL))
+    m_buffers(android::DefaultKeyedVector<GLuint, BufferData*>(NULL)),
+    m_programs(android::DefaultKeyedVector<GLuint, ProgramData*>(NULL)),
+    m_shaders(android::List<GLuint>())
 {
 }
 
 GLSharedGroup::~GLSharedGroup()
 {
     m_buffers.clear();
+    m_programs.clear();
 }
 
 BufferData * GLSharedGroup::getBufferData(GLuint bufferId)
@@ -56,3 +115,111 @@ void GLSharedGroup::deleteBufferData(GLuint bufferId)
     android::AutoMutex _lock(m_lock);
     m_buffers.removeItem(bufferId);
 }
+
+void GLSharedGroup::addProgramData(GLuint program)
+{
+    android::AutoMutex _lock(m_lock);
+    ProgramData *pData = m_programs.valueFor(program);
+    if (pData) 
+    {   
+        m_programs.removeItem(program);
+        delete pData;
+    }
+
+    m_programs.add(program,new ProgramData());
+}
+
+void GLSharedGroup::initProgramData(GLuint program, GLuint numIndexes)
+{
+    android::AutoMutex _lock(m_lock);
+    ProgramData *pData = m_programs.valueFor(program);
+    if (pData)
+    {
+        pData->initProgramData(numIndexes);
+    }
+}
+
+bool GLSharedGroup::isProgramInitialized(GLuint program)
+{
+    android::AutoMutex _lock(m_lock);
+    ProgramData* pData = m_programs.valueFor(program);
+    if (pData) 
+    {
+        return pData->isInitialized();
+    }
+    return false;
+}
+
+void GLSharedGroup::deleteProgramData(GLuint program)
+{
+    android::AutoMutex _lock(m_lock);
+    ProgramData *pData = m_programs.valueFor(program);
+    if (pData)
+        delete pData;
+    m_programs.removeItem(program); 
+}
+
+void GLSharedGroup::setProgramIndexInfo(GLuint program, GLuint index, GLint base, GLint size, GLenum type)
+{
+    android::AutoMutex _lock(m_lock);
+    ProgramData* pData = m_programs.valueFor(program);
+    if (pData)
+    {
+        pData->setIndexInfo(index,base,size,type);
+    }
+}
+
+GLenum GLSharedGroup::getProgramUniformType(GLuint program, GLint location)
+{
+    android::AutoMutex _lock(m_lock);
+    ProgramData* pData = m_programs.valueFor(program);
+    GLenum type=0;
+    if (pData) 
+    {
+        type = pData->getTypeForLocation(location);
+    }
+    return type;
+}
+
+bool  GLSharedGroup::isProgram(GLuint program)
+{
+    android::AutoMutex _lock(m_lock);
+    ProgramData* pData = m_programs.valueFor(program);
+    return (pData!=NULL);
+}
+
+
+void  GLSharedGroup::addShaderData(GLuint shader)
+{
+    android::AutoMutex _lock(m_lock);
+    m_shaders.push_front(shader);
+    
+}
+bool  GLSharedGroup::isShader(GLuint shader)
+{
+    android::AutoMutex _lock(m_lock);
+    android::List<GLuint>::iterator iter;
+    iter = m_shaders.begin();
+    while (iter!=m_shaders.end())
+    {
+        if (*iter==shader)
+            return true;
+        iter++;
+    }
+    return false;
+}
+void  GLSharedGroup::deleteShaderData(GLuint shader)
+{
+    android::AutoMutex _lock(m_lock);
+    android::List<GLuint>::iterator iter;
+    iter = m_shaders.begin();
+    while (iter!=m_shaders.end())
+    {
+        if (*iter==shader)
+        {
+            m_shaders.erase(iter);
+            return;
+        }
+        iter++;
+    }
+}
diff --git a/tools/emulator/opengl/shared/OpenglCodecCommon/GLSharedGroup.h b/tools/emulator/opengl/shared/OpenglCodecCommon/GLSharedGroup.h
index 0f07f47e0..46e91f893 100644
--- a/tools/emulator/opengl/shared/OpenglCodecCommon/GLSharedGroup.h
+++ b/tools/emulator/opengl/shared/OpenglCodecCommon/GLSharedGroup.h
@@ -32,6 +32,7 @@
 #include "ErrorLog.h"
 #include <utils/KeyedVector.h>
 #include <utils/threads.h>
+#include <utils/List.h>
 #include "FixedBuffer.h"
 #include "SmartPtr.h"
 
@@ -42,10 +43,32 @@ struct BufferData {
     FixedBuffer m_fixedBuffer;    
 };
 
+class ProgramData {
+private:
+    typedef struct _IndexInfo {
+        GLint base;
+        GLint size;
+        GLenum type;
+    }IndexInfo;
+
+    GLuint m_numIndexes;
+    IndexInfo* m_Indexes;
+    bool m_initialized;
+public:
+    ProgramData();
+    void initProgramData(GLuint numIndexes);
+    bool isInitialized();
+    virtual ~ProgramData();
+    void setIndexInfo(GLuint index, GLint base, GLint size, GLenum type);
+    GLuint getIndexForLocation(GLint location);
+    GLenum getTypeForLocation(GLint location);
+};
 
 class GLSharedGroup {
 private:
     android::DefaultKeyedVector<GLuint, BufferData*>    m_buffers;
+    android::DefaultKeyedVector<GLuint, ProgramData*>    m_programs;
+    android::List<GLuint> m_shaders;
     mutable android::Mutex       m_lock;
 public:
     GLSharedGroup();
@@ -55,6 +78,19 @@ public:
     void    updateBufferData(GLuint bufferId, GLsizeiptr size, void * data);
     GLenum  subUpdateBufferData(GLuint bufferId, GLintptr offset, GLsizeiptr size, void * data);
     void    deleteBufferData(GLuint);
+
+    bool    isProgram(GLuint program);
+    bool    isProgramInitialized(GLuint program);
+    void    addProgramData(GLuint program); 
+    void    initProgramData(GLuint program, GLuint numIndexes);
+    void    deleteProgramData(GLuint program);
+    void    setProgramIndexInfo(GLuint program, GLuint index, GLint base, GLint size, GLenum type);
+    GLenum  getProgramUniformType(GLuint program, GLint location);
+
+    void    addShaderData(GLuint shader);
+    bool    isShader(GLuint shader);
+    void    deleteShaderData(GLuint shader);
+
 };
 
 typedef SmartPtr<GLSharedGroup> GLSharedGroupPtr; 
diff --git a/tools/emulator/opengl/shared/OpenglCodecCommon/glUtils.cpp b/tools/emulator/opengl/shared/OpenglCodecCommon/glUtils.cpp
index 4376b6abf..b0702a76d 100644
--- a/tools/emulator/opengl/shared/OpenglCodecCommon/glUtils.cpp
+++ b/tools/emulator/opengl/shared/OpenglCodecCommon/glUtils.cpp
@@ -30,8 +30,10 @@ size_t glSizeof(GLenum type)
     case GL_HALF_FLOAT_OES:
         retval = 2;
         break;
+    case GL_INT:
     case GL_FLOAT:
     case GL_FIXED:
+    case GL_BOOL:
         retval =  4;
         break;
 #ifdef GL_DOUBLE
@@ -39,6 +41,32 @@ size_t glSizeof(GLenum type)
         retval = 8;
         break;
 #endif
+    case GL_FLOAT_VEC2:
+    case GL_INT_VEC2:
+    case GL_BOOL_VEC2:
+        retval = 8;
+        break;
+    case GL_INT_VEC3:
+    case GL_BOOL_VEC3:
+    case GL_FLOAT_VEC3:
+        retval = 12;
+        break;
+    case GL_FLOAT_VEC4:
+    case GL_BOOL_VEC4:
+    case GL_INT_VEC4:
+    case GL_FLOAT_MAT2:
+        retval = 16;
+        break;
+    case GL_FLOAT_MAT3:
+        retval = 36;
+        break;
+    case GL_FLOAT_MAT4:
+        retval = 64;
+        break;
+    case GL_SAMPLER_2D:
+    case GL_SAMPLER_CUBE:
+        retval = 4;
+        break;
     default:
         ERR("**** ERROR unknown type 0x%x (%s,%d)\n", type, __FUNCTION__,__LINE__);
     }
@@ -250,6 +278,7 @@ size_t glUtilsParamSize(GLenum param)
     case GL_MAX_TEXTURE_IMAGE_UNITS:
     case GL_REQUIRED_TEXTURE_IMAGE_UNITS_OES:
     case GL_FRAGMENT_SHADER_DERIVATIVE_HINT_OES:
+    case GL_LINE_WIDTH:
         s = 1;
         break;
     case GL_ALIASED_LINE_WIDTH_RANGE:
@@ -282,6 +311,7 @@ size_t glUtilsParamSize(GLenum param)
     case GL_COLOR_CLEAR_VALUE:
     case GL_COLOR_WRITEMASK:
     case GL_AMBIENT_AND_DIFFUSE:
+    case GL_BLEND_COLOR:
         s =  4;
         break;
     case GL_MODELVIEW_MATRIX:
@@ -320,9 +350,12 @@ int glUtilsPixelBitSize(GLenum format, GLenum type)
     int componentsize = 0;
     int pixelsize = 0;
     switch(type) {
+    case GL_BYTE:
     case GL_UNSIGNED_BYTE:
         componentsize = 8;
         break;
+    case GL_SHORT:
+    case GL_UNSIGNED_SHORT:
     case GL_UNSIGNED_SHORT_5_6_5:
     case GL_UNSIGNED_SHORT_4_4_4_4:
     case GL_UNSIGNED_SHORT_5_5_5_1:
@@ -331,6 +364,13 @@ int glUtilsPixelBitSize(GLenum format, GLenum type)
     case GL_RGBA4_OES:
         pixelsize = 16;
         break;
+    case GL_INT:
+    case GL_UNSIGNED_INT:
+    case GL_FLOAT:
+    case GL_FIXED:
+    case GL_UNSIGNED_INT_24_8_OES:
+        pixelsize = 32;
+        break;
     default:
         ERR("glUtilsPixelBitSize: unknown pixel type - assuming pixel data 0\n");
         componentsize = 0;
@@ -345,6 +385,8 @@ int glUtilsPixelBitSize(GLenum format, GLenum type)
 #endif
         case GL_ALPHA:
         case GL_LUMINANCE:
+        case GL_DEPTH_COMPONENT:
+        case GL_DEPTH_STENCIL_OES:
             components = 1;
             break;
         case GL_LUMINANCE_ALPHA:
diff --git a/tools/emulator/opengl/system/GLESv2_enc/GL2Encoder.cpp b/tools/emulator/opengl/system/GLESv2_enc/GL2Encoder.cpp
index eda8f984e..225d4ff68 100644
--- a/tools/emulator/opengl/system/GLESv2_enc/GL2Encoder.cpp
+++ b/tools/emulator/opengl/system/GLESv2_enc/GL2Encoder.cpp
@@ -47,6 +47,13 @@ GL2Encoder::GL2Encoder(IOStream *stream) : gl2_encoder_context_t(stream)
     set_glShaderSource(s_glShaderSource);
     set_glFinish(s_glFinish);
     m_glGetError_enc = set_glGetError(s_glGetError);
+    m_glLinkProgram_enc = set_glLinkProgram(s_glLinkProgram);
+    m_glDeleteProgram_enc = set_glDeleteProgram(s_glDeleteProgram);
+    m_glGetUniformiv_enc = set_glGetUniformiv(s_glGetUniformiv);
+    m_glGetUniformfv_enc = set_glGetUniformfv(s_glGetUniformfv);
+    m_glCreateProgram_enc = set_glCreateProgram(s_glCreateProgram);
+    m_glCreateShader_enc = set_glCreateShader(s_glCreateShader);
+    m_glDeleteShader_enc = set_glDeleteShader(s_glDeleteShader);
 }
 
 GL2Encoder::~GL2Encoder()
@@ -416,3 +423,86 @@ void GL2Encoder::s_glFinish(void *self)
     ctx->glFinishRoundTrip(self);
 }
 
+void GL2Encoder::s_glLinkProgram(void * self, GLuint program)
+{
+    GL2Encoder *ctx = (GL2Encoder *)self;
+    ctx->m_glLinkProgram_enc(self, program);
+
+    GLint linkStatus = 0;
+    ctx->glGetProgramiv(self,program,GL_LINK_STATUS,&linkStatus);
+    if (!linkStatus)
+        return;
+
+    //get number of active uniforms in the program
+    GLint numUniforms=0;
+    ctx->glGetProgramiv(self, program, GL_ACTIVE_UNIFORMS, &numUniforms);
+    ctx->m_shared->initProgramData(program,numUniforms);
+
+    //get the length of the longest uniform name
+    GLint maxLength=0;
+    ctx->glGetProgramiv(self, program, GL_ACTIVE_UNIFORM_MAX_LENGTH, &maxLength);
+
+    GLint size;
+    GLenum type;
+    GLchar *name = new GLchar[maxLength+1];
+    GLint location;
+    //for each active uniform, get its size and starting location.
+    for (GLint i=0 ; i<numUniforms ; ++i) 
+    {
+        ctx->glGetActiveUniform(self, program, i, maxLength, NULL, &size, &type, name);
+        location = ctx->glGetUniformLocation(self, program, name);
+        ctx->m_shared->setProgramIndexInfo(program, i, location, size, type);
+    }
+
+    delete[] name;
+}
+
+void GL2Encoder::s_glDeleteProgram(void *self, GLuint program)
+{
+    GL2Encoder *ctx = (GL2Encoder*)self;
+    ctx->m_glDeleteProgram_enc(self, program);
+
+    ctx->m_shared->deleteProgramData(program);
+}
+
+void GL2Encoder::s_glGetUniformiv(void *self, GLuint program, GLint location, GLint* params)
+{
+    GL2Encoder *ctx = (GL2Encoder*)self;
+    SET_ERROR_IF(!(ctx->m_shared->isProgram(program) || ctx->m_shared->isShader(program)), GL_INVALID_VALUE);
+    SET_ERROR_IF(!ctx->m_shared->isProgramInitialized(program), GL_INVALID_OPERATION);
+    SET_ERROR_IF(ctx->m_shared->getProgramUniformType(program,location)==0, GL_INVALID_OPERATION);
+    ctx->m_glGetUniformiv_enc(self, program, location, params);
+}
+void GL2Encoder::s_glGetUniformfv(void *self, GLuint program, GLint location, GLfloat* params)
+{
+    GL2Encoder *ctx = (GL2Encoder*)self;
+    SET_ERROR_IF(!(ctx->m_shared->isProgram(program) || ctx->m_shared->isShader(program)), GL_INVALID_VALUE);
+    SET_ERROR_IF(!ctx->m_shared->isProgramInitialized(program), GL_INVALID_OPERATION);
+    SET_ERROR_IF(ctx->m_shared->getProgramUniformType(program,location)==0, GL_INVALID_OPERATION);
+    ctx->m_glGetUniformfv_enc(self, program, location, params);
+}
+
+GLuint GL2Encoder::s_glCreateProgram(void * self)
+{
+    GL2Encoder *ctx = (GL2Encoder*)self;
+    GLuint program = ctx->m_glCreateProgram_enc(self);
+    if (program!=0)
+        ctx->m_shared->addProgramData(program);
+    return program;
+}
+
+GLuint GL2Encoder::s_glCreateShader(void *self, GLenum shaderType)
+{
+    GL2Encoder *ctx = (GL2Encoder*)self;
+    GLuint shader = ctx->m_glCreateShader_enc(self, shaderType);
+    if (shader!=0)
+        ctx->m_shared->addShaderData(shader);
+    return shader;
+}
+
+void GL2Encoder::s_glDeleteShader(void *self, GLenum shader)
+{
+    GL2Encoder *ctx = (GL2Encoder*)self;
+    ctx->m_glDeleteShader_enc(self,shader);
+    ctx->m_shared->deleteShaderData(shader);
+}
diff --git a/tools/emulator/opengl/system/GLESv2_enc/GL2Encoder.h b/tools/emulator/opengl/system/GLESv2_enc/GL2Encoder.h
index d47ddcaad..3e2dccf4b 100644
--- a/tools/emulator/opengl/system/GLESv2_enc/GL2Encoder.h
+++ b/tools/emulator/opengl/system/GLESv2_enc/GL2Encoder.h
@@ -32,6 +32,7 @@ public:
     }
     void setSharedGroup(GLSharedGroupPtr shared){ m_shared = shared; }
     const GLClientState *state() { return m_state; }
+    const GLSharedGroupPtr shared() { return m_shared; }
     void flush() {
         gl2_encoder_context_t::m_stream->flush();
     }
@@ -118,5 +119,27 @@ private:
     static void s_glShaderSource(void *self, GLuint shader, GLsizei count, const GLchar **string, const GLint *length);
 
     static void s_glFinish(void *self);
+
+    glLinkProgram_client_proc_t m_glLinkProgram_enc;
+    static void s_glLinkProgram(void *self, GLuint program);
+
+    glDeleteProgram_client_proc_t m_glDeleteProgram_enc;
+    static void s_glDeleteProgram(void * self, GLuint program);
+
+    glGetUniformiv_client_proc_t m_glGetUniformiv_enc;
+    static void s_glGetUniformiv(void *self, GLuint program, GLint location , GLint *params);
+
+    glGetUniformfv_client_proc_t m_glGetUniformfv_enc;
+    static void s_glGetUniformfv(void *self, GLuint program, GLint location , GLfloat *params);
+
+    glCreateProgram_client_proc_t m_glCreateProgram_enc;
+    static GLuint s_glCreateProgram(void *self);
+
+    glCreateShader_client_proc_t m_glCreateShader_enc;
+    static GLuint s_glCreateShader(void *self, GLenum shaderType);
+
+    glDeleteShader_client_proc_t m_glDeleteShader_enc;
+    static void s_glDeleteShader(void *self, GLuint shader);
+
 };
 #endif
diff --git a/tools/emulator/opengl/system/GLESv2_enc/GL2EncoderUtils.cpp b/tools/emulator/opengl/system/GLESv2_enc/GL2EncoderUtils.cpp
index 1984401f7..57d65c092 100644
--- a/tools/emulator/opengl/system/GLESv2_enc/GL2EncoderUtils.cpp
+++ b/tools/emulator/opengl/system/GLESv2_enc/GL2EncoderUtils.cpp
@@ -30,3 +30,10 @@ size_t pixelDataSize3D(void *self, GLsizei width, GLsizei height, GLsizei depth,
     size_t layerSize = pixelDataSize(self, width, height, format, type, pack);
     return layerSize * depth;
 }
+
+GLenum uniformType(void * self, GLuint program, GLint location)
+{
+    GL2Encoder * ctx = (GL2Encoder *) self;
+    assert (ctx->shared() != NULL);
+    return ctx->shared()->getProgramUniformType(program, location);
+}
diff --git a/tools/emulator/opengl/system/GLESv2_enc/GL2EncoderUtils.h b/tools/emulator/opengl/system/GLESv2_enc/GL2EncoderUtils.h
index 7f7f5c4d4..8e91aeb14 100644
--- a/tools/emulator/opengl/system/GLESv2_enc/GL2EncoderUtils.h
+++ b/tools/emulator/opengl/system/GLESv2_enc/GL2EncoderUtils.h
@@ -19,5 +19,6 @@
 extern "C" {
     size_t pixelDataSize(void *self, GLsizei width, GLsizei height, GLenum format, GLenum type, int pack);
     size_t pixelDataSize3D(void *self, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, int pack);
+    GLenum uniformType(void * self, GLuint program, GLint location);
 };
 #endif
diff --git a/tools/emulator/opengl/system/GLESv2_enc/gl2.attrib b/tools/emulator/opengl/system/GLESv2_enc/gl2.attrib
index 10e2987d7..a90eadf34 100644
--- a/tools/emulator/opengl/system/GLESv2_enc/gl2.attrib
+++ b/tools/emulator/opengl/system/GLESv2_enc/gl2.attrib
@@ -76,8 +76,10 @@ glGenTextures
 glGetActiveAttrib
 	len name bufsize
 	dir name out
+	var_flag name nullAllowed
 	dir length out
 	len length (sizeof(GLsizei))
+	var_flag length nullAllowed
 	dir size out
 	len size (sizeof(GLint))
 	dir type out
@@ -87,8 +89,10 @@ glGetActiveAttrib
 glGetActiveUniform
 	len name bufsize
 	dir name out
+	  var_flag name nullAllowed
 	dir length out
 	len length (sizeof(GLsizei))
+	var_flag length nullAllowed
 	dir size out
 	len size (sizeof(GLint))
 	dir type out
@@ -168,7 +172,9 @@ glGetShaderInfoLog
 
 #void glGetShaderPrecisionFormat(GLenum shadertype, GLenum precisiontype, GLint *range, GLint *precision)
 glGetShaderPrecisionFormat
-	len range (sizeof(GLint))
+	dir range out
+	len range (2 * sizeof(GLint))
+	dir precision out
 	len precision (sizeof(GLint))
 
 #void glGetShaderSource(GLuint shader, GLsizei bufsize, GLsizei *length, GLchar *source)
@@ -195,11 +201,13 @@ glGetTexParameteriv
 
 #void glGetUniformfv(GLuint program, GLint location, GLfloat *params)
 glGetUniformfv
-	flag unsupported
+	dir params out
+	len params glSizeof(uniformType(self, program, location))
 
 #void glGetUniformiv(GLuint program, GLint location, GLint *params)
 glGetUniformiv
-	flag unsupported
+	dir params out
+	len params glSizeof(uniformType(self, program, location))
 
 #int glGetUniformLocation(GLuint program, GLchar *name)
 glGetUniformLocation
@@ -210,11 +218,13 @@ glGetUniformLocation
 # thus we still need to implement it. 
 #void glGetVertexAttribfv(GLuint index, GLenum pname, GLfloat *params)
 glGetVertexAttribfv
+	dir params out
 	len params (glUtilsParamSize(pname) * sizeof(GLfloat))
 
 #see glGetVertexAttribfv for comments
 #void glGetVertexAttribiv(GLuint index, GLenum pname, GLint *params)
 glGetVertexAttribiv
+	dir params out
 	len params (glUtilsParamSize(pname) * sizeof(GLint))