am b9cbdec5: Merge "emulator opengl: implemented getProcAddress in GLESv1."

* commit 'b9cbdec58ed9a5d78645fb200e58a8f32f59381b':
  emulator opengl: implemented getProcAddress in GLESv1.

tools/emulator/opengl/host/tools/emugen/ApiGen.cpp

@@ -79,6 +79,38 @@ int ApiGen::genProcTypes(const std::string &filename, SideType side)
     return 0;
 }
 
+int ApiGen::genFuncTable(const std::string &filename, SideType side)
+{
+    FILE *fp = fopen(filename.c_str(), "wt");
+    if (fp == NULL) {
+        perror(filename.c_str());
+        return -1;
+    }
+    printHeader(fp);
+
+    fprintf(fp, "#ifndef __%s_%s_ftable_t_h\n", m_basename.c_str(), sideString(side));
+    fprintf(fp, "#define __%s_%s_ftable_t_h\n", m_basename.c_str(), sideString(side));
+    fprintf(fp, "\n\n");
+    fprintf(fp, "static struct _%s_funcs_by_name {\n", m_basename.c_str());
+    fprintf(fp,
+            "\tconst char *name;\n" \
+            "\tvoid *proc;\n" \
+            "} %s_funcs_by_name[] = {\n", m_basename.c_str());
+
+
+    for (size_t i = 0; i < size(); i++) {
+        EntryPoint *e = &at(i);
+        if (e->notApi()) continue;
+        fprintf(fp, "\t{\"%s\", (void*)%s},\n", e->name().c_str(), e->name().c_str());
+    }
+    fprintf(fp, "};\n");
+    fprintf(fp, "static int %s_num_funcs = sizeof(%s_funcs_by_name) / sizeof(struct _%s_funcs_by_name);\n",
+            m_basename.c_str(), m_basename.c_str(), m_basename.c_str());
+    fprintf(fp, "\n\n#endif\n");
+    return 0;
+}
+
+
 int ApiGen::genContext(const std::string & filename, SideType side)
 {
     FILE *fp = fopen(filename.c_str(), "wt");

tools/emulator/opengl/host/tools/emugen/ApiGen.h

@@ -67,6 +67,7 @@ public:
     int genOpcodes(const std::string &filename);
     int genAttributesTemplate(const std::string &filename);
     int genProcTypes(const std::string &filename, SideType side);
+    int genFuncTable(const std::string &filename, SideType side);
 
     int genContext(const std::string &filename, SideType side);
     int genContextImpl(const std::string &filename, SideType side);

tools/emulator/opengl/host/tools/emugen/EntryPoint.cpp

@@ -34,6 +34,7 @@ void EntryPoint::reset()
 {
     m_unsupported = false;
     m_customDecoder = false;
+    m_notApi = false;
     m_vars.empty();
 }
 
@@ -313,6 +314,8 @@ int EntryPoint::setAttribute(const std::string &line, size_t lc)
             setUnsupported(true);
         } else if (flag == "custom_decoder") {
             setCustomDecoder(true);
+        } else if (flag == "not_api") {
+            setNotApi(true);
         } else {
             fprintf(stderr, "WARNING: %u: unknown flag %s\n", (unsigned int)lc, flag.c_str());
         }

tools/emulator/opengl/host/tools/emugen/EntryPoint.h

@@ -45,6 +45,8 @@ public:
     void setUnsupported(bool state) { m_unsupported = state; }
     bool customDecoder() { return m_customDecoder; }
     void setCustomDecoder(bool state) { m_customDecoder = state; }
+    bool notApi() const { return m_notApi; }
+    void setNotApi(bool state) { m_notApi = state; }
     int setAttribute(const std::string &line, size_t lc);
 
 private:
@@ -54,6 +56,7 @@ private:
     VarsArray m_vars;
     bool m_unsupported;
     bool m_customDecoder;
+    bool m_notApi;
 
     void err(unsigned int lc, const char *msg) {
         fprintf(stderr, "line %d: %s\n", lc, msg);

tools/emulator/opengl/host/tools/emugen/README

@@ -324,5 +324,6 @@ custom_pack
 		       	 custom implementation. The call to the
 		       	 deocder function includes a pointer to the
 		       	 context
+    not_api - the function is not native gl api
 
 

tools/emulator/opengl/host/tools/emugen/main.cpp

@@ -125,6 +125,7 @@ int main(int argc, char *argv[])
         apiEntries.genContextImpl(encoderDir + "/" + baseName + "_client_context.cpp", ApiGen::CLIENT_SIDE);
 
         apiEntries.genProcTypes(encoderDir + "/" + baseName + "_client_proc.h", ApiGen::CLIENT_SIDE);
+        apiEntries.genFuncTable(encoderDir + "/" + baseName + "_ftable.h", ApiGen::CLIENT_SIDE);
 
         apiEntries.genEntryPoints(encoderDir + "/" + baseName + "_entry.cpp", ApiGen::CLIENT_SIDE);
         apiEntries.genEncoderHeader(encoderDir + "/" + baseName + "_enc.h");

tools/emulator/opengl/system/GLESv1/Android.mk

@@ -15,7 +15,7 @@ LOCAL_SRC_FILES := \
 
 
 LOCAL_PRELINK_MODULE := false
-LOCAL_CFLAGS += -DLOG_TAG=\"GLES_emulation\"
+LOCAL_CFLAGS += -DLOG_TAG=\"GLES_emulation\" -DGL_GLEXT_PROTOTYPES
 LOCAL_C_INCLUDES +=  \
         $(emulatorOpengl)/host/include/libOpenglRender \
         $(emulatorOpengl)/shared/OpenglCodecCommon \

tools/emulator/opengl/system/GLESv1/gl.cpp

@@ -1,19 +1,34 @@
 #include "EGLClientIface.h"
 #include "HostConnection.h"
 #include "GLEncoder.h"
-
+#include "GLES/gl.h"
+#include "GLES/glext.h"
 
 //XXX: fix this macro to get the context from fast tls path
 #define GET_CONTEXT gl_client_context_t * ctx = HostConnection::get()->glEncoder();
 
 #include "gl_entry.cpp"
 
+//The functions table
+#include "gl_ftable.h"
+
 static EGLClient_eglInterface * s_egl = NULL;
 static EGLClient_glesInterface * s_gl = NULL;
 
+void * getProcAddress(const char * procname)
+{
+    // search in GL function table
+    for (int i=0; i<gl_num_funcs; i++) {
+        if (!strcmp(gl_funcs_by_name[i].name, procname)) {
+            return gl_funcs_by_name[i].proc;
+        }
+    }
+    return NULL;
+}
+
 void finish()
 {
-
+    glFinish();
 }
 
 EGLClient_glesInterface * init_emul_gles(EGLClient_eglInterface *eglIface)
@@ -22,7 +37,7 @@ EGLClient_glesInterface * init_emul_gles(EGLClient_eglInterface *eglIface)
 
     if (!s_gl) {
         s_gl = new EGLClient_glesInterface();
-        s_gl->getProcAddress = NULL; //TODO: what goes here?
+        s_gl->getProcAddress = getProcAddress;
         s_gl->finish = finish;
     }
 

tools/emulator/opengl/system/GLESv1_enc/gl.attrib

@@ -268,30 +268,35 @@ glVertexPointerData
 	len data datalen
 	custom_pack data glUtilsPackPointerData((unsigned char *)ptr, (unsigned char *)data, size, type, stride, datalen)
 	flag custom_decoder
+	flag not_api
 
 #void glColorPointerData(GLint size, GLenum type, GLsizei stride, void *data, GLuint datalen)
 glColorPointerData
 	len data datalen
 	flag custom_decoder
 	custom_pack data glUtilsPackPointerData((unsigned char *)ptr, (unsigned char *)data, size, type, stride, datalen)
+	flag not_api
 
 #void glNormalPointerData(GLenum type, GLsizei stride, void *data, GLuint datalen)
 glNormalPointerData
 	len data datalen
 	flag custom_decoder
 	custom_pack data glUtilsPackPointerData((unsigned char *)ptr, (unsigned char *)data, 3, type, stride, datalen)
+	flag not_api
 
 #void glPointSizePointerData(GLenum type, GLsizei stride, void *data, GLuint datalen)
 glPointSizePointerData
 	len data datalen
 	flag custom_decoder
 	custom_pack data glUtilsPackPointerData((unsigned char *)ptr, (unsigned char *)data, 1, type, stride, datalen)
+	flag not_api
 
 #void glTexCoordPointerData(GLint size, GLenum type, GLsizei stride, void *data, GLuint datalen)
 glTexCoordPointerData
 	len data datalen
 	flag custom_decoder
 	custom_pack data glUtilsPackPointerData((unsigned char *)ptr, (unsigned char *)data, size, type, stride, datalen)
+	flag not_api
 
 #void glWeightPointerData(GLint size, GLenum type, GLsizei stride,  void * data, GLuint datalen)
 glWeightPointerData
@@ -309,30 +314,40 @@ glMatrixIndexPointerData
 
 glVertexPointerOffset
 	flag custom_decoder
+	flag not_api
 glNormalPointerOffset
 	flag custom_decoder
+	flag not_api
 glTexCoordPointerOffset
 	flag custom_decoder
+	flag not_api
 glPointSizePointerOffset
 	flag custom_decoder
+	flag not_api
 glColorPointerOffset
 	flag custom_decoder
+	flag not_api
 glWeightPointerOffset
     flag custom_decoder
+	flag not_api
 glMatrixIndexPointerOffset
     flag custom_decoder
+	flag not_api
 
 glDrawElementsData
 	len data datalen
 	flag custom_decoder
+	flag not_api
 
 glDrawElementsOffset
 	flag custom_decoder
+	flag not_api
 
 glGetCompressedTextureFormats
 	dir formats out
 	len formats (count * sizeof(GLint))
 	flag custom_decoder
+	flag not_api
 
 
 #gles1 extensions

tools/emulator/opengl/system/GLESv1_enc/gl.in

@@ -76,7 +76,7 @@ GL_ENTRY(void, glFrontFace, GLenum mode)
 GL_ENTRY(void, glFrustumx, GLfixed left, GLfixed right, GLfixed bottom, GLfixed top, GLfixed zNear, GLfixed zFar)
 GL_ENTRY(void, glGetBooleanv, GLenum pname, GLboolean *params)
 GL_ENTRY(void, glGetBufferParameteriv, GLenum target, GLenum pname, GLint *params)
-GL_ENTRY(void, glClipPlanex, GLenum pname, GLfixed * eqn)
+GL_ENTRY(void, glClipPlanex, GLenum pname, const GLfixed * eqn)
 GL_ENTRY(void, glGenBuffers, GLsizei n, GLuint *buffers)
 GL_ENTRY(void, glGenTextures, GLsizei n, GLuint *textures)
 GL_ENTRY(GLenum, glGetError, void)
@@ -248,7 +248,7 @@ GL_ENTRY(void, glDepthRangefOES, GLclampf zNear, GLclampf zFar)
 GL_ENTRY(void, glFrustumfOES, GLfloat left, GLfloat right, GLfloat bottom, GLfloat top, GLfloat zNear, GLfloat zFar)
 GL_ENTRY(void, glOrthofOES, GLfloat left, GLfloat right, GLfloat bottom, GLfloat top, GLfloat zNear, GLfloat zFar)
 GL_ENTRY(void, glClipPlanefOES, GLenum plane, const GLfloat *equation)
-GL_ENTRY(void, glClipPlanefIMG, GLenum plane, GLfloat *equation)
+GL_ENTRY(void, glClipPlanefIMG, GLenum plane, const GLfloat *equation)
 GL_ENTRY(void, glGetClipPlanefOES, GLenum pname, GLfloat * eqn)
 GL_ENTRY(void, glClearDepthfOES, GLclampf depth)
 GL_ENTRY(void, glTexGenfOES, GLenum coord, GLenum pname, GLfloat param)