Xash3D FWGS engine.
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#include "platform/platform.h"
#if defined XASH_VIDEO == VIDEO_ANDROID
#include "input.h"
#include "client.h"
#include "filesystem.h"
#include "platform/android/android_priv.h"
#include "vid_common.h"
#include <android/native_window.h>
#include <android/native_window_jni.h>
#include <EGL/egl.h>
#include <EGL/eglext.h>
static int gl_attribs[REF_GL_ATTRIBUTES_COUNT] = { 0 };
static qboolean gl_attribs_set[REF_GL_ATTRIBUTES_COUNT] = { 0 };
static EGLint gl_api = EGL_OPENGL_ES_API;
/*
========================
Android_SwapInterval
========================
*/
static void Android_SwapInterval( int interval )
{
eglSwapInterval( negl.dpy, interval );
}
/*
========================
Android_SetTitle
========================
*/
static void Android_SetTitle( const char *title )
{
(*jni.env)->CallStaticVoidMethod( jni.env, jni.actcls, jni.setTitle, (*jni.env)->NewStringUTF( jni.env, title ) );
}
/*
========================
Android_SetIcon
========================
*/
static void Android_SetIcon( const char *path )
{
(*jni.env)->CallStaticVoidMethod( jni.env, jni.actcls, jni.setIcon, (*jni.env)->NewStringUTF( jni.env, path ) );
}
/*
========================
Android_GetScreenRes
Resolution got from last resize event
========================
*/
static void Android_GetScreenRes( int *width, int *height )
{
*width=jni.width, *height=jni.height;
}
/*
========================
Android_SwapBuffers
Update screen. Use native EGL if possible
========================
*/
void GL_SwapBuffers()
{
eglSwapBuffers( negl.dpy, negl.surface );
}
qboolean R_Init_Video( const int type )
{
string safe;
qboolean retval;
memset( gl_attribs, 0, sizeof( gl_attribs ));
memset( gl_attribs_set, 0, sizeof( gl_attribs_set ));
if( FS_FileExists( GI->iconpath, true ) )
{
if( host.rodir[0] )
{
Android_SetIcon( va( "%s/%s/%s", host.rodir, GI->gamefolder, GI->iconpath ) );
}
else
{
Android_SetIcon( va( "%s/%s/%s", host.rootdir, GI->gamefolder, GI->iconpath ) );
}
}
Android_SetTitle( GI->title );
VID_StartupGamma();
switch( type )
{
case REF_SOFTWARE:
glw_state.software = true;
Host_Error( "software mode isn't supported on Android yet! :(\n", type );
break;
case REF_GL:
if( !glw_state.safe && Sys_GetParmFromCmdLine( "-safegl", safe ) )
glw_state.safe = bound( SAFE_NO, Q_atoi( safe ), SAFE_DONTCARE );
// refdll can request some attributes
ref.dllFuncs.GL_SetupAttributes( glw_state.safe );
break;
default:
Host_Error( "Can't initialize unknown context type %d!\n", type );
break;
}
if( !(retval = VID_SetMode()) )
{
return retval;
}
switch( type )
{
case REF_GL:
// refdll also can check extensions
ref.dllFuncs.GL_InitExtensions();
break;
case REF_SOFTWARE:
default:
break;
}
host.renderinfo_changed = false;
return true;
}
void R_Free_Video( void )
{
eglMakeCurrent(negl.dpy, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
eglDestroyContext(negl.dpy, negl.context);
eglDestroySurface(negl.dpy, negl.surface);
eglTerminate(negl.dpy);
// VID_DestroyWindow ();
// R_FreeVideoModes();
ref.dllFuncs.GL_ClearExtensions();
}
#define COPY_ATTR_IF_SET( refattr, attr ) \
if( gl_attribs_set[refattr] ) \
{ \
attribs[i++] = attr; \
attribs[i++] = gl_attribs[refattr]; \
}
static const EGLint *VID_GenerateConfig( void )
{
int i = 0;
static EGLint attribs[32 + 1];
memset( attribs, 0, sizeof( attribs ));
COPY_ATTR_IF_SET( REF_GL_RED_SIZE, EGL_RED_SIZE );
COPY_ATTR_IF_SET( REF_GL_GREEN_SIZE, EGL_GREEN_SIZE );
COPY_ATTR_IF_SET( REF_GL_BLUE_SIZE, EGL_BLUE_SIZE );
COPY_ATTR_IF_SET( REF_GL_ALPHA_SIZE, EGL_ALPHA_SIZE );
COPY_ATTR_IF_SET( REF_GL_DEPTH_SIZE, EGL_DEPTH_SIZE );
COPY_ATTR_IF_SET( REF_GL_STENCIL_SIZE, EGL_STENCIL_SIZE );
COPY_ATTR_IF_SET( REF_GL_MULTISAMPLEBUFFERS, EGL_SAMPLE_BUFFERS );
COPY_ATTR_IF_SET( REF_GL_MULTISAMPLESAMPLES, EGL_SAMPLES );
if( gl_attribs_set[REF_GL_ACCELERATED_VISUAL] )
{
attribs[i++] = EGL_CONFIG_CAVEAT;
attribs[i++] = gl_attribs[REF_GL_ACCELERATED_VISUAL] ? EGL_NONE : EGL_DONT_CARE;
}
// BigGL support
attribs[i++] = EGL_RENDERABLE_TYPE;
gl_api = EGL_OPENGL_ES_API;
if( gl_attribs_set[REF_GL_CONTEXT_PROFILE_MASK] &&
!( gl_attribs[REF_GL_CONTEXT_PROFILE_MASK] & REF_GL_CONTEXT_PROFILE_ES ))
{
attribs[i++] = EGL_OPENGL_BIT;
gl_api = EGL_OPENGL_API;
}
else if( gl_attribs_set[REF_GL_CONTEXT_MAJOR_VERSION] &&
gl_attribs[REF_GL_CONTEXT_MAJOR_VERSION] >= 2 )
{
attribs[i++] = EGL_OPENGL_ES2_BIT;
}
else
{
attribs[i++] = EGL_OPENGL_ES_BIT;
}
attribs[i] = EGL_NONE;
return attribs;
}
static const EGLint *VID_GenerateContextConfig( void )
{
int i = 0;
static EGLint attribs[32 + 1];
memset( attribs, 0, sizeof( attribs ));
if( Q_strcmp( negl.extensions, " EGL_KHR_create_context ") )
{
if( gl_attribs_set[REF_GL_CONTEXT_FLAGS] )
{
attribs[i++] = 0x30FC; // EGL_CONTEXT_FLAGS_KHR
attribs[i++] = gl_attribs[REF_GL_CONTEXT_FLAGS] & ((REF_GL_CONTEXT_ROBUST_ACCESS_FLAG << 1) - 1);
}
if( gl_attribs_set[REF_GL_CONTEXT_PROFILE_MASK] )
{
int val = gl_attribs[REF_GL_CONTEXT_PROFILE_MASK];
if( val & ( (REF_GL_CONTEXT_PROFILE_COMPATIBILITY << 1) - 1 ) )
{
attribs[i++] = 0x30FD; // EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR;
attribs[i++] = val;
}
}
COPY_ATTR_IF_SET( REF_GL_CONTEXT_MAJOR_VERSION, EGL_CONTEXT_CLIENT_VERSION );
COPY_ATTR_IF_SET( REF_GL_CONTEXT_MINOR_VERSION, 0x30FB );
}
else
{
// without extension we can set only major version
COPY_ATTR_IF_SET( REF_GL_CONTEXT_MAJOR_VERSION, EGL_CONTEXT_CLIENT_VERSION );
}
attribs[i] = EGL_NONE;
return attribs;
}
qboolean VID_SetMode( void )
{
EGLint format;
const EGLint *attribs = VID_GenerateConfig();
const EGLint *contextAttribs = VID_GenerateContextConfig();
R_ChangeDisplaySettings( 0, 0, false ); // width and height are ignored anyway
negl.valid = false;
if( ( negl.dpy = eglGetDisplay( EGL_DEFAULT_DISPLAY )) == EGL_NO_DISPLAY )
{
Con_Reportf( S_ERROR "eglGetDisplay returned error: 0x%x\n", eglGetError() );
return false;
}
if( !eglInitialize( negl.dpy, NULL, NULL ))
{
Con_Reportf( S_ERROR "eglInitialize returned error: 0x%x\n", eglGetError() );
return false;
}
if( !(negl.extensions = eglQueryString( negl.dpy, EGL_EXTENSIONS ) ) )
{
Con_Reportf( S_ERROR "eglQueryString(EGL_EXTENSIONS) returned error: 0x%x\n", eglGetError() );
return false;
}
if( !eglChooseConfig( negl.dpy, attribs, &negl.cfg, 1, &negl.numCfg ))
{
Con_Reportf( S_ERROR "eglChooseConfig returned error: 0x%x\n", eglGetError() );
return false;
}
if( !eglGetConfigAttrib( negl.dpy, negl.cfg, EGL_NATIVE_VISUAL_ID, &format) )
{
Con_Reportf( S_ERROR "eglGetConfigAttrib returned error: 0x%x\n", eglGetError() );
return false;
}
if( ANativeWindow_setBuffersGeometry( negl.window, 0, 0, format ) )
{
Con_Reportf( S_ERROR "ANativeWindow_setBuffersGeometry returned error\n" );
return false;
}
if( !( negl.surface = eglCreateWindowSurface( negl.dpy, negl.cfg, negl.window, NULL )))
{
Con_Reportf( S_ERROR "eglCreateWindowSurface returned error: 0x%x\n", eglGetError() );
return false;
}
if( !( negl.context = eglCreateContext( negl.dpy, negl.cfg, NULL, contextAttribs )))
{
Con_Reportf( S_ERROR "eglCreateContext returned error: 0x%x\n", eglGetError() );
return false;
}
if( !eglMakeCurrent( negl.dpy, negl.surface, negl.surface, negl.context ))
{
Con_Reportf( S_ERROR "eglMakeCurrent returned error: 0x%x\n", eglGetError() );
return false;
}
if( !eglBindAPI( gl_api ))
{
Con_Reportf( S_ERROR "eglBindAPI returned error: 0x%x\n", eglGetError() );
return false;
}
__android_log_print( ANDROID_LOG_VERBOSE, "Xash", "native EGL enabled" );
negl.valid = true;
return true;
}
rserr_t R_ChangeDisplaySettings( int width, int height, qboolean fullscreen )
{
Android_GetScreenRes(&width, &height);
Con_Reportf( "R_ChangeDisplaySettings: forced resolution to %dx%d)\n", width, height);
R_SaveVideoMode( width, height );
host.window_center_x = width / 2;
host.window_center_y = height / 2;
refState.wideScreen = true; // V_AdjustFov will check for widescreen
return rserr_ok;
}
int GL_SetAttribute( int attr, int val )
{
if( attr < 0 || attr >= REF_GL_ATTRIBUTES_COUNT )
return -1;
gl_attribs[attr] = val;
gl_attribs_set[attr] = true;
return 0;
}
int GL_GetAttribute( int attr, int *val )
{
EGLBoolean ret;
if( attr < 0 || attr >= REF_GL_ATTRIBUTES_COUNT )
return -1;
if( !val )
return -1;
switch( attr )
{
case REF_GL_RED_SIZE:
ret = eglGetConfigAttrib( negl.dpy, negl.cfg, EGL_RED_SIZE, val );
break;
case REF_GL_GREEN_SIZE:
ret = eglGetConfigAttrib( negl.dpy, negl.cfg, EGL_GREEN_SIZE, val );
break;
case REF_GL_BLUE_SIZE:
ret = eglGetConfigAttrib( negl.dpy, negl.cfg, EGL_BLUE_SIZE, val );
break;
case REF_GL_ALPHA_SIZE:
ret = eglGetConfigAttrib( negl.dpy, negl.cfg, EGL_ALPHA_SIZE, val );
break;
case REF_GL_DEPTH_SIZE:
ret = eglGetConfigAttrib( negl.dpy, negl.cfg, EGL_DEPTH_SIZE, val );
break;
case REF_GL_STENCIL_SIZE:
ret = eglGetConfigAttrib( negl.dpy, negl.cfg, EGL_STENCIL_SIZE, val );
break;
case REF_GL_MULTISAMPLESAMPLES:
ret = eglGetConfigAttrib( negl.dpy, negl.cfg, EGL_SAMPLES, val );
break;
}
if( !ret )
return -1;
return 0;
}
int R_MaxVideoModes()
{
return 0;
}
vidmode_t* R_GetVideoMode( int num )
{
return NULL;
}
void* GL_GetProcAddress( const char *name ) // RenderAPI requirement
{
return eglGetProcAddress( name );
}
void GL_UpdateSwapInterval( void )
{
// disable VSync while level is loading
if( cls.state < ca_active )
{
Android_SwapInterval( 0 );
SetBits( gl_vsync->flags, FCVAR_CHANGED );
}
else if( FBitSet( gl_vsync->flags, FCVAR_CHANGED ))
{
ClearBits( gl_vsync->flags, FCVAR_CHANGED );
Android_SwapInterval( gl_vsync->value );
}
}
void *SW_LockBuffer()
{
return NULL;
}
void SW_UnlockBuffer()
{
}
qboolean SW_CreateBuffer( int width, int height, uint *stride, uint *bpp, uint *r, uint *g, uint *b )
{
return false;
}
#endif