From f953e235c486f3ccda3d61c25a27b5bdba28483f Mon Sep 17 00:00:00 2001
From: ptitSeb <sebastien.chev@gmail.com>
Date: Sun, 31 May 2015 14:17:28 +0200
Subject: [PATCH] Pandora support

---
 src/CMakeLists.txt          | 44 +++++++++++++++++++++++++++++--------
 src/Config.cpp              |  7 ++++++
 src/GLideNHQ/CMakeLists.txt | 19 ++++++++++++----
 src/OpenGL.h                |  3 +++
 src/TextDrawer.cpp          |  2 ++
 5 files changed, 62 insertions(+), 13 deletions(-)

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index cf09e0ff..f1a8e477 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,5 +1,9 @@
 cmake_minimum_required(VERSION 2.6)
 
+option(GLES2 "Set to ON if targeting a GLES2 device" ${GLES2})
+option(PANDORA "Set to ON if targeting an OpenPandora" ${PANDORA})
+option(MUPENPLUSAPI "Set to ON for Mupen64Plus plugin" ${MUPENPLUSAPI})
+
 project( GLideN64 )
 
 set(GLideN64_SOURCES
@@ -41,8 +45,6 @@ set(GLideN64_SOURCES
   PostProcessor.cpp
   VI.cpp
   common/CommonAPIImpl_common.cpp
-  OGL3X/GLSLCombiner_ogl3x.cpp
-  OGL3X/UniformBlock.cpp
 )
 
 if(MUPENPLUSAPI)
@@ -115,6 +117,15 @@ if(SDL)
   )
 endif(SDL)
 
+if(PANDORA)
+  #Pandora as a SGX530, but it should share the bugs and limitations as SGX540
+  add_definitions(
+  -DPANDORA
+  -DPowerVR_SGX_540
+  -DGLES2
+   )
+endif(PANDORA)
+
 SET( ENV{FREETYPE_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/../../freetype )
 FIND_PACKAGE( Freetype REQUIRED )
 include_directories( ${FREETYPE_INCLUDE_DIRS} )
@@ -139,13 +150,28 @@ if( CMAKE_BUILD_TYPE STREQUAL "Debug")
 #	)
 endif( CMAKE_BUILD_TYPE STREQUAL "Debug")
 
-find_package(OpenGL REQUIRED)
-include_directories(${OpenGL_INCLUDE_DIRS})
-link_directories(${OpenGL_LIBRARY_DIRS})
-add_definitions(${OpenGL_DEFINITIONS})
-if(NOT OPENGL_FOUND)
-	message(ERROR " OPENGL not found!")
-endif(NOT OPENGL_FOUND)
+if(GLES2)
+  add_definitions(
+    -DGLES2
+   )
+   list(APPEND GLideN64_SOURCES 
+    GLES2/GLSLCombiner_gles2.cpp
+    GLES2/UniformSet.cpp
+   )
+   SET(OPENGL_LIBRARIES -lGLESv2 -lEGL)
+else(GLES2)
+  find_package(OpenGL REQUIRED)
+  include_directories(${OpenGL_INCLUDE_DIRS})
+  link_directories(${OpenGL_LIBRARY_DIRS})
+  add_definitions(${OpenGL_DEFINITIONS})
+  if(NOT OPENGL_FOUND)
+  	message(ERROR " OPENGL not found!")
+  endif(NOT OPENGL_FOUND)
+  list(APPEND GLideN64_SOURCES 
+    OGL3X/GLSLCombiner_ogl3x.cpp
+    OGL3X/UniformBlock.cpp
+  )
+endif(GLES2)
 
 if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
 	SET(GCC_CPP11_COMPILE_FLAGS "-std=c++0x -static-libgcc -static-libstdc++")
diff --git a/src/Config.cpp b/src/Config.cpp
index 1644a084..2d1f38e4 100644
--- a/src/Config.cpp
+++ b/src/Config.cpp
@@ -12,8 +12,13 @@ void Config::resetToDefaults()
 {
 	version = CONFIG_VERSION_CURRENT;
 
+#ifdef PANDORA
+	video.fullscreen = 1;
+	video.fullscreenWidth = video.windowedWidth = 800;
+#else
 	video.fullscreen = 0;
 	video.fullscreenWidth = video.windowedWidth = 640;
+#endif
 	video.fullscreenHeight = video.windowedHeight = 480;
 	video.fullscreenRefresh = 60;
 	video.multisampling = 0;
@@ -60,6 +65,8 @@ void Config::resetToDefaults()
 	font.name.assign("arial.ttf");
 #elif defined (ANDROID)
 	font.name.assign("DroidSans.ttf");
+#elif defined (PANDORA)
+	font.name.assign("LiberationMono-Regular.ttf");
 #else
 	font.name = "FreeSans.ttf";
 #endif
diff --git a/src/GLideNHQ/CMakeLists.txt b/src/GLideNHQ/CMakeLists.txt
index 1db3d199..f3f4ad8d 100644
--- a/src/GLideNHQ/CMakeLists.txt
+++ b/src/GLideNHQ/CMakeLists.txt
@@ -20,7 +20,11 @@ set(GLideNHQ_SOURCES
   TxUtil.cpp
 )
 
+if(PANDORA)
+include_directories( osal )
+else(PANDORA)
 include_directories( inc osal )
+endif(PANDORA)
 LINK_DIRECTORIES( ${CMAKE_CURRENT_SOURCE_DIR}/lib )
 
 if(UNIX)
@@ -102,10 +106,17 @@ if( NOT GHQCHK )
 #      set(CMAKE_FIND_LIBRARY_SUFFIXES ".a")
 #      find_library(PNGLIB libpng.a)
 
-      target_link_libraries(GLideNHQ PRIVATE
-            ${CMAKE_CURRENT_SOURCE_DIR}/lib/libpng.a
-            ${CMAKE_CURRENT_SOURCE_DIR}/lib/libz.a
-       )
+      if(PANDORA)
+        target_link_libraries(GLideNHQ PRIVATE
+              /mnt/utmp/codeblocks/usr/lib/libpng.a
+              /mnt/utmp/codeblocks/usr/lib/libz.a
+         )
+      else(PANDORA)
+        target_link_libraries(GLideNHQ PRIVATE
+              ${CMAKE_CURRENT_SOURCE_DIR}/lib/libpng.a
+              ${CMAKE_CURRENT_SOURCE_DIR}/lib/libz.a
+         )
+      endif(PANDORA)
     endif( CMAKE_BUILD_TYPE STREQUAL "Release")
 else( NOT GHQCHK )
     add_definitions(-DGHQCHK)
diff --git a/src/OpenGL.h b/src/OpenGL.h
index 161840ac..076cd401 100644
--- a/src/OpenGL.h
+++ b/src/OpenGL.h
@@ -18,6 +18,9 @@
 #define GL_DRAW_FRAMEBUFFER GL_FRAMEBUFFER
 #define GL_READ_FRAMEBUFFER GL_FRAMEBUFFER
 #define GLESX
+#ifdef PANDORA
+typedef char GLchar;
+#endif
 #elif defined(GLES3)
 #include <GLES3/gl3.h>
 #include <GLES3/gl3ext.h>
diff --git a/src/TextDrawer.cpp b/src/TextDrawer.cpp
index c7e5bc65..2bea7a4f 100644
--- a/src/TextDrawer.cpp
+++ b/src/TextDrawer.cpp
@@ -227,6 +227,8 @@ bool getFontFileName(char * _strName)
 	sprintf(_strName, "%s/Fonts/%s", pSysPath, config.font.name.c_str());
 #elif defined (ANDROID)
 	sprintf(_strName, "/system/fonts/%s", config.font.name.c_str());
+#elif defined (PANDORA)
+	sprintf(_strName, "/usr/share/fonts/truetype/%s", config.font.name.c_str());
 #else
     sprintf(_strName, "/usr/share/fonts/truetype/freefont/%s", config.font.name.c_str());
 #endif