2 files changed, 158 insertions, 0 deletions
diff --git a/emulator/opengl/system/GLESv1/Android.mk b/emulator/opengl/system/GLESv1/Android.mk
new file mode 100644
index 0000000..97356b7
--- /dev/null
+++ b/emulator/opengl/system/GLESv1/Android.mk
@@ -0,0 +1,12 @@
+LOCAL_PATH := $(call my-dir)
+
+### GLESv1 implementation ###########################################
+$(call emugl-begin-shared-library,libGLESv1_CM_emulation)
+$(call emugl-import,libOpenglSystemCommon libGLESv1_enc lib_renderControl_enc)
+
+LOCAL_CFLAGS += -DLOG_TAG=\"GLES_emulation\" -DGL_GLEXT_PROTOTYPES
+
+LOCAL_SRC_FILES := gl.cpp
+LOCAL_MODULE_PATH := $(TARGET_OUT_SHARED_LIBRARIES)/egl
+
+$(call emugl-end-module)
diff --git a/emulator/opengl/system/GLESv1/gl.cpp b/emulator/opengl/system/GLESv1/gl.cpp
new file mode 100644
index 0000000..8ecb504
--- /dev/null
+++ b/emulator/opengl/system/GLESv1/gl.cpp
@@ -0,0 +1,146 @@
+/*
+* Copyright 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 "EGLClientIface.h"
+#include "HostConnection.h"
+#include "GLEncoder.h"
+#include "GLES/gl.h"
+#include "GLES/glext.h"
+#include "ErrorLog.h"
+#include "gralloc_cb.h"
+#include "ThreadInfo.h"
+
+
+//XXX: fix this macro to get the context from fast tls path
+#define GET_CONTEXT GLEncoder * ctx = getEGLThreadInfo()->hostConn->glEncoder();
+
+#include "gl_entry.cpp"
+
+//The functions table
+#include "gl_ftable.h"
+
+static EGLClient_eglInterface * s_egl = NULL;
+static EGLClient_glesInterface * s_gl = NULL;
+
+#define DEFINE_AND_VALIDATE_HOST_CONNECTION(ret) \
+    HostConnection *hostCon = HostConnection::get(); \
+    if (!hostCon) { \
+        ALOGE("egl: Failed to get host connection\n"); \
+        return ret; \
+    } \
+    renderControl_encoder_context_t *rcEnc = hostCon->rcEncoder(); \
+    if (!rcEnc) { \
+        ALOGE("egl: Failed to get renderControl encoder context\n"); \
+        return ret; \
+    }
+
+//GL extensions
+void glEGLImageTargetTexture2DOES(void * self, GLenum target, GLeglImageOES image)
+{
+    DBG("glEGLImageTargetTexture2DOES v1 target=%#x image=%p", target, image);
+    //TODO: check error - we don't have a way to set gl error
+    android_native_buffer_t* native_buffer = (android_native_buffer_t*)image;
+
+    if (native_buffer->common.magic != ANDROID_NATIVE_BUFFER_MAGIC) {
+        return;
+    }
+
+    if (native_buffer->common.version != sizeof(android_native_buffer_t)) {
+        return;
+    }
+
+    GET_CONTEXT;
+    DEFINE_AND_VALIDATE_HOST_CONNECTION();
+
+    ctx->override2DTextureTarget(target);
+    rcEnc->rcBindTexture(rcEnc,
+            ((cb_handle_t *)(native_buffer->handle))->hostHandle);
+    ctx->restore2DTextureTarget();
+
+    return;
+}
+
+void glEGLImageTargetRenderbufferStorageOES(void *self, GLenum target, GLeglImageOES image)
+{
+    DBG("glEGLImageTargetRenderbufferStorageOES v1 target=%#x image=%p",
+            target, image);
+    //TODO: check error - we don't have a way to set gl error
+    android_native_buffer_t* native_buffer = (android_native_buffer_t*)image;
+
+    if (native_buffer->common.magic != ANDROID_NATIVE_BUFFER_MAGIC) {
+        return;
+    }
+
+    if (native_buffer->common.version != sizeof(android_native_buffer_t)) {
+        return;
+    }
+
+    DEFINE_AND_VALIDATE_HOST_CONNECTION();
+    rcEnc->rcBindRenderbuffer(rcEnc,
+            ((cb_handle_t *)(native_buffer->handle))->hostHandle);
+
+    return;
+}
+
+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();
+}
+
+const GLubyte *my_glGetString (void *self, GLenum name)
+{
+    if (s_egl) {
+        return (const GLubyte*)s_egl->getGLString(name);
+    }
+    return NULL;
+}
+
+void init()
+{
+    GET_CONTEXT;
+    ctx->set_glEGLImageTargetTexture2DOES(glEGLImageTargetTexture2DOES);
+    ctx->set_glEGLImageTargetRenderbufferStorageOES(glEGLImageTargetRenderbufferStorageOES);
+    ctx->set_glGetString(my_glGetString);
+}
+
+extern "C" {
+EGLClient_glesInterface * init_emul_gles(EGLClient_eglInterface *eglIface)
+{
+    s_egl = eglIface;
+
+    if (!s_gl) {
+        s_gl = new EGLClient_glesInterface();
+        s_gl->getProcAddress = getProcAddress;
+        s_gl->finish = finish;
+        s_gl->init = init;
+    }
+
+    return s_gl;
+}
+} //extern
+
+