am 9e883e8b: Merge "opengles emulator: fix eglGetProcAddress"

* commit '9e883e8b5fa510593ba43cbf3f77db39c34db015':
  opengles emulator: fix eglGetProcAddress

tools/emulator/opengl/host/libs/Translator/EGL/Android.mk

@@ -37,7 +37,8 @@ LOCAL_SRC_FILES :=            \
      EglPbufferSurface.cpp    \
      EglPixmapSurface.cpp     \
      EglThreadInfo.cpp        \
-     EglDisplay.cpp
+     EglDisplay.cpp           \
+     ClientAPIExts.cpp
 
 $(call emugl-end-module)
 

tools/emulator/opengl/host/libs/Translator/EGL/ClientAPIExts.cpp

@@ -0,0 +1,159 @@
+/*
+* Copyright (C) 2011 The Android Open Source Project
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+#include "ClientAPIExts.h"
+#include "EglGlobalInfo.h"
+#include "GLcommon/GLutils.h"
+#include "GLcommon/TranslatorIfaces.h"
+#include "ThreadInfo.h"
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+
+namespace ClientAPIExts
+{
+
+//
+// define function pointer type for each extention function
+// typename has the form __egl_{funcname}_t
+//
+#define FUNC_TYPE(fname) __egl_ ## fname ## _t
+#define API_ENTRY(fname,params,args) \
+    typedef void (GL_APIENTRY *FUNC_TYPE(fname)) params;
+
+#define API_ENTRY_RET(rtype,fname,params,args) \
+    typedef rtype (GL_APIENTRY *FUNC_TYPE(fname)) params;
+
+#include "ClientAPIExts.in"
+#undef API_ENTRY
+#undef API_ENTRY_RET
+
+/////
+// Define static table to store the function value for each
+// client API. functions pointers will get initialized through
+// ClientAPIExts::initClientFuncs function after each client API has been
+// loaded.
+/////
+#define API_ENTRY(fname,params,args) \
+    FUNC_TYPE(fname) fname;
+
+#define API_ENTRY_RET(rtype,fname,params,args) \
+    API_ENTRY(fname,params,args)
+
+static struct _ext_table
+{
+#include "ClientAPIExts.in"
+} s_client_extensions[MAX_GLES_VERSION-1];
+
+#undef API_ENTRY
+#undef API_ENTRY_RET
+
+//
+// This function initialized each entry in the s_client_extensions
+// struct at the givven index using the givven client interface
+//
+void initClientFuncs(GLESiface *iface, int idx)
+{
+#define API_ENTRY(fname,params,args) \
+    s_client_extensions[idx].fname = \
+          (FUNC_TYPE(fname))iface->getProcAddress(#fname);
+
+#define API_ENTRY_RET(rtype,fname,params,args) \
+    API_ENTRY(fname,params,args)
+
+    //
+    // reset all func pointers to NULL
+    //
+    memset(&s_client_extensions[idx], 0, sizeof(struct _ext_table));
+
+    //
+    // And now query the GLES library for each proc address
+    //
+#include "ClientAPIExts.in"
+#undef API_ENTRY
+#undef API_ENTRY_RET
+}
+
+//
+// Define implementation for each extension function which checks
+// the current context version and calls to the correct client API
+// function.
+//
+#define API_ENTRY(fname,params,args) \
+    static void _egl_ ## fname params \
+    { \
+        ThreadInfo* thread  = getThreadInfo(); \
+        if (!thread->eglContext.Ptr()) { \
+            return; \
+        } \
+        int idx = (int)thread->eglContext->version() - 1; \
+        if (!s_client_extensions[idx].fname) { \
+            return; \
+        } \
+        (*s_client_extensions[idx].fname) args; \
+    }
+
+#define API_ENTRY_RET(rtype,fname,params,args) \
+    static rtype _egl_ ## fname params \
+    { \
+        ThreadInfo* thread  = getThreadInfo(); \
+        if (!thread->eglContext.Ptr()) { \
+            return (rtype)0; \
+        } \
+        int idx = (int)thread->eglContext->version() - 1; \
+        if (!s_client_extensions[idx].fname) { \
+            return (rtype)0; \
+        } \
+        return (*s_client_extensions[idx].fname) args; \
+    }
+
+#include "ClientAPIExts.in"
+#undef API_ENTRY
+#undef API_ENTRY_RET
+
+//
+// Define a table to map function names to the local _egl_ version of
+// the extension function, to be used in eglGetProcAddress.
+//
+#define API_ENTRY(fname,params,args) \
+    { #fname, (__translatorMustCastToProperFunctionPointerType)_egl_ ## fname},
+#define API_ENTRY_RET(rtype,fname,params,args) \
+    API_ENTRY(fname,params,args)
+
+static struct _client_ext_funcs {
+    const char *fname;
+    __translatorMustCastToProperFunctionPointerType proc;
+} s_client_ext_funcs[] = {
+#include "ClientAPIExts.in"
+};
+static const int numExtFuncs = sizeof(s_client_ext_funcs) / 
+                               sizeof(s_client_ext_funcs[0]);
+
+#undef API_ENTRY
+#undef API_ENTRY_RET
+
+//
+// returns the __egl_ version of the givven extension function name.
+//
+__translatorMustCastToProperFunctionPointerType getProcAddress(const char *fname)
+{
+    for (int i=0; i<numExtFuncs; i++) {
+        if (!strcmp(fname, s_client_ext_funcs[i].fname)) {
+            return s_client_ext_funcs[i].proc;
+        }
+    }
+    return NULL;
+}
+
+} // of namespace ClientAPIExts

tools/emulator/opengl/host/libs/Translator/EGL/ClientAPIExts.h

@@ -0,0 +1,29 @@
+/*
+* Copyright (C) 2011 The Android Open Source Project
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+#ifndef _CLIENT_APIS_EXTS_H
+#define _CLIENT_APIS_EXTS_H
+
+#include "GLcommon/TranslatorIfaces.h"
+
+namespace ClientAPIExts
+{
+
+void initClientFuncs(GLESiface *iface, int idx);
+__translatorMustCastToProperFunctionPointerType getProcAddress(const char *fname);
+
+} // of namespace ClientAPIExts
+
+#endif

tools/emulator/opengl/host/libs/Translator/EGL/ClientAPIExts.in

@@ -0,0 +1,201 @@
+//
+// Each extension function should have one of the following
+// macro definitions:
+//    API_ENTRY(funcname, paramlist, arglist)
+//  -or- (in case funciton has return value)
+//    API_ENTRY_RET(return_type,funcname, paramlist, arglist)
+//
+API_ENTRY(glEGLImageTargetTexture2DOES,
+          (GLenum target, GLeglImageOES image),
+          (target, image))
+
+API_ENTRY(glEGLImageTargetRenderbufferStorageOES,
+          (GLenum target, GLeglImageOES image),
+          (target, image))
+
+API_ENTRY(glBlendEquationSeparateOES,
+          (GLenum modeRGB, GLenum modeAlpha),
+          (modeRGB, modeAlpha))
+
+API_ENTRY(glBlendFuncSeparateOES,
+          (GLenum srcRGB, GLenum dstRGB, GLenum srcAlpha, GLenum dstAlpha),
+          (srcRGB, dstRGB, srcAlpha, dstAlpha))
+
+API_ENTRY(glBlendEquationOES,
+          (GLenum mode),
+          (mode))
+
+API_ENTRY(glCurrentPaletteMatrixOES,
+          (GLuint matrixpaletteindex),
+          (matrixpaletteindex))
+
+API_ENTRY(glLoadPaletteFromModelViewMatrixOES,
+          (void),
+          ())
+
+API_ENTRY(glMatrixIndexPointerOES,
+          (GLint size, GLenum type, GLsizei stride, const GLvoid * pointer),
+          (size, type, stride, pointer))
+
+API_ENTRY(glWeightPointerOES,
+          (GLint size, GLenum type, GLsizei stride, const GLvoid * pointer),
+          (size, type, stride, pointer))
+
+API_ENTRY(glDepthRangefOES,
+          (GLclampf zNear, GLclampf zFar),
+          (zNear, zFar))
+
+API_ENTRY(glFrustumfOES,
+          (GLfloat left, GLfloat right, GLfloat bottom, GLfloat top, GLfloat zNear, GLfloat zFar),
+          (left, right, bottom, top, zNear, zFar))
+
+API_ENTRY(glOrthofOES,
+          (GLfloat left, GLfloat right, GLfloat bottom, GLfloat top, GLfloat zNear, GLfloat zFar),
+          (left, right, bottom, top, zNear, zFar))
+
+API_ENTRY(glClipPlanefOES,
+          (GLenum plane, const GLfloat *equation),
+          (plane, equation))
+
+API_ENTRY(glGetClipPlanefOES,
+          (GLenum pname, GLfloat * eqn),
+          (pname, eqn))
+
+API_ENTRY(glClearDepthfOES,
+          (GLclampf depth),
+          (depth))
+
+API_ENTRY(glPointSizePointerOES,
+          (GLenum type, GLsizei stride, const GLvoid *pointer),
+          (type, stride, pointer))
+
+API_ENTRY(glTexGenfOES,
+          (GLenum coord, GLenum pname, GLfloat param),
+          (coord, pname, param))
+
+API_ENTRY(glTexGenfvOES,
+          (GLenum coord, GLenum pname, const GLfloat *params),
+          (coord, pname, params))
+
+API_ENTRY(glTexGeniOES,
+          (GLenum coord, GLenum pname, GLint param),
+          (coord, pname, param))
+
+API_ENTRY(glTexGenivOES,
+          (GLenum coord, GLenum pname, const GLint *params),
+          (coord, pname, params))
+
+API_ENTRY(glTexGenxOES,
+          (GLenum coord, GLenum pname, GLfixed param),
+          (coord, pname, param))
+
+API_ENTRY(glTexGenxvOES,
+          (GLenum coord, GLenum pname, const GLfixed *params),
+          (coord, pname, params))
+
+API_ENTRY(glGetTexGenfvOES,
+          (GLenum coord, GLenum pname, GLfloat *params),
+          (coord, pname, params))
+
+API_ENTRY(glGetTexGenivOES,
+          (GLenum coord, GLenum pname, GLint *params),
+          (coord, pname, params))
+
+API_ENTRY(glGetTexGenxvOES,
+          (GLenum coord, GLenum pname, GLfixed *params),
+          (coord, pname, params))
+
+API_ENTRY_RET(GLboolean,
+              glIsRenderbufferOES,
+              (GLuint renderbuffer),
+              (renderbuffer))
+
+API_ENTRY(glBindRenderbufferOES,
+          (GLenum target, GLuint renderbuffer),
+          (target, renderbuffer))
+
+API_ENTRY(glDeleteRenderbuffersOES,
+          (GLsizei n, const GLuint* renderbuffers),
+          (n, renderbuffers))
+
+API_ENTRY(glGenRenderbuffersOES,
+          (GLsizei n, GLuint* renderbuffers),
+          (n, renderbuffers))
+
+API_ENTRY(glRenderbufferStorageOES,
+          (GLenum target, GLenum internalformat, GLsizei width, GLsizei height),
+          (target, internalformat, width, height))
+
+API_ENTRY(glGetRenderbufferParameterivOES,
+          (GLenum target, GLenum pname, GLint* params),
+          (target, pname, params))
+
+API_ENTRY_RET(GLboolean,
+              glIsFramebufferOES,
+              (GLuint framebuffer),
+              (framebuffer))
+
+API_ENTRY(glBindFramebufferOES,
+          (GLenum target, GLuint framebuffer),
+          (target, framebuffer))
+
+API_ENTRY(glDeleteFramebuffersOES,
+          (GLsizei n, const GLuint* framebuffers),
+          (n, framebuffers))
+
+API_ENTRY(glGenFramebuffersOES,
+          (GLsizei n, GLuint* framebuffers),
+          (n, framebuffers))
+
+API_ENTRY_RET(GLenum,
+              glCheckFramebufferStatusOES,
+              (GLenum target),
+              (target))
+
+API_ENTRY(glFramebufferTexture2DOES,
+          (GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level),
+          (target, attachment, textarget, texture, level))
+
+API_ENTRY(glFramebufferRenderbufferOES,
+          (GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer),
+          (target, attachment, renderbuffertarget, renderbuffer))
+
+API_ENTRY(glGetFramebufferAttachmentParameterivOES,
+          (GLenum target, GLenum attachment, GLenum pname, GLint* params),
+          (target, attachment, pname, params))
+
+API_ENTRY(glGenerateMipmapOES,
+          (GLenum target),
+          (target))
+
+API_ENTRY(glDrawTexsOES,
+          (GLshort x, GLshort y, GLshort z, GLshort width, GLshort height),
+          (x, y, z, width, height))
+
+API_ENTRY(glDrawTexiOES,
+          (GLint x, GLint y, GLint z, GLint width, GLint height),
+          (x, y, z, width, height))
+
+API_ENTRY(glDrawTexfOES,
+          (GLfloat x, GLfloat y, GLfloat z, GLfloat width, GLfloat height),
+          (x, y, z, width, height))
+
+API_ENTRY(glDrawTexxOES,
+          (GLfixed x, GLfixed y, GLfixed z, GLfixed width, GLfixed height),
+          (x, y, z, width, height))
+
+API_ENTRY(glDrawTexsvOES,
+          (const GLshort *coords),
+          (coords))
+
+API_ENTRY(glDrawTexivOES,
+          (const GLint *coords),
+          (coords))
+
+API_ENTRY(glDrawTexfvOES,
+          (const GLfloat *coords),
+          (coords))
+
+API_ENTRY(glDrawTexxvOES,
+          (const GLfixed *coords),
+          (coords))

tools/emulator/opengl/host/libs/Translator/EGL/EglGlobalInfo.cpp

@@ -16,6 +16,7 @@
 #include "EglGlobalInfo.h"
 #include "EglOsApi.h"
 #include <string.h>
+#include "ClientAPIExts.h"
 
 int EglGlobalInfo::m_refCount = 0;
 EglGlobalInfo* EglGlobalInfo::m_singleton = NULL;
@@ -27,6 +28,7 @@ EglGlobalInfo::EglGlobalInfo(){
     EglOS::initPtrToWglFunctions();
 #endif
     memset(m_gles_ifaces,0,sizeof(m_gles_ifaces));
+    memset(m_gles_extFuncs_inited,0,sizeof(m_gles_extFuncs_inited));
 }
 
 EglGlobalInfo* EglGlobalInfo::getInstance() {
@@ -91,3 +93,12 @@ EglDisplay* EglGlobalInfo::getDisplay(EGLDisplay dpy) {
 EGLNativeInternalDisplayType EglGlobalInfo::generateInternalDisplay(EGLNativeDisplayType dpy){
     return EglOS::getInternalDisplay(dpy);
 }
+
+void EglGlobalInfo::initClientExtFuncTable(GLESVersion ver)
+{
+    android::Mutex::Autolock mutex(m_lock);
+    if (!m_gles_extFuncs_inited[ver]) {
+        ClientAPIExts::initClientFuncs(m_gles_ifaces[ver], (int)ver - 1);
+        m_gles_extFuncs_inited[ver] = true;
+    }
+}

tools/emulator/opengl/host/libs/Translator/EGL/EglGlobalInfo.h

@@ -40,9 +40,10 @@ public:
     void setIface(GLESiface* iface,GLESVersion ver) { m_gles_ifaces[ver] = iface;};
     GLESiface* getIface(GLESVersion ver){ return m_gles_ifaces[ver];}
 
-
     int  nDisplays() const { return m_displays.size();};
 
+    void initClientExtFuncTable(GLESVersion ver);
+
     static EglGlobalInfo* getInstance();
     static void delInstance();
 
@@ -56,6 +57,7 @@ private:
     DisplaysMap                    m_displays;
     EGLNativeInternalDisplayType   m_default;
     GLESiface*                     m_gles_ifaces[MAX_GLES_VERSION];
+    bool                           m_gles_extFuncs_inited[MAX_GLES_VERSION];
     android::Mutex                 m_lock;
 };
 

tools/emulator/opengl/host/libs/Translator/EGL/EglImp.cpp

@@ -36,6 +36,7 @@
 #include "EglContext.h"
 #include "EglConfig.h"
 #include "EglOsApi.h"
+#include "ClientAPIExts.h"
 
 #define MAJOR          1
 #define MINOR          4
@@ -739,6 +740,12 @@ EGLAPI EGLBoolean EGLAPIENTRY eglMakeCurrent(EGLDisplay display, EGLSurface draw
         thread->updateInfo(newCtx,dpy,newCtx->getGlesContext(),newCtx->getShareGroup(),dpy->getManager(newCtx->version()));
         newCtx->setSurfaces(newReadSrfc,newDrawSrfc);
         g_eglInfo->getIface(newCtx->version())->initContext(newCtx->getGlesContext(),newCtx->getShareGroup());
+
+        // Initialize the GLES extension function table used in
+        // eglGetProcAddress for the context's GLES version if not
+        // yet initialized. We initialize it here to make sure we call the
+        // GLES getProcAddress after when a context is bound.
+        g_eglInfo->initClientExtFuncTable(newCtx->version());
     }
 
     // release previous context surface binding
@@ -928,14 +935,15 @@ EGLAPI __eglMustCastToProperFunctionPointerType EGLAPIENTRY
                 break;
             }
         }
-    } else if (!strncmp(procname,"gl",2)){ //GL proc
-        retVal = g_eglInfo->getIface(GLES_1_1)->getProcAddress(procname); //try to get it from GLES 1.0
-        if(!retVal){ //try to get it from GLES 2.0
-            retVal = g_eglInfo->getIface(GLES_2_0)->getProcAddress(procname);
-        }
+    }
+    else {
+        // Look at the clientAPI (GLES) supported extension
+        // function table.
+        retVal = ClientAPIExts::getProcAddress(procname);
     }
     return retVal;
 }
+
 //not supported for now
 /************************* NOT SUPPORTED FOR NOW ***********************/
 EGLAPI EGLSurface EGLAPIENTRY eglCreatePbufferFromClientBuffer(