am 55a76dd8: Merge "fix [2870926] Issue 9802: EGL wrapper has not been... (eb248a58) · Commits · e / os / android_frameworks_base

opengl/libs/EGL/egl.cpp

+138 −98

Original line number	Original line	Diff line number	Diff line
	@@ -42,7 +42,6 @@
	#include "egl_impl.h"		#include "egl_impl.h"
	#include "Loader.h"		#include "Loader.h"

	#define MAKE_CONFIG(_impl, _index) ((EGLConfig)(((_impl)<<24) \| (_index)))
	#define setError(_e, _r) setErrorEtc(__FUNCTION__, __LINE__, _e, _r)		#define setError(_e, _r) setErrorEtc(__FUNCTION__, __LINE__, _e, _r)

	// ----------------------------------------------------------------------------		// ----------------------------------------------------------------------------
	@@ -143,6 +142,22 @@ public:
	SortedVector<egl_object_t*> egl_object_t::sObjects;		SortedVector<egl_object_t*> egl_object_t::sObjects;
	Mutex egl_object_t::sLock;		Mutex egl_object_t::sLock;


			struct egl_config_t {
			egl_config_t() {}
			egl_config_t(int impl, EGLConfig config)
			: impl(impl), config(config), configId(0), implConfigId(0) { }
			int impl; // the implementation this config is for
			EGLConfig config; // the implementation's EGLConfig
			EGLint configId; // our CONFIG_ID
			EGLint implConfigId; // the implementation's CONFIG_ID
			inline bool operator < (const egl_config_t& rhs) const {
			if (impl < rhs.impl) return true;
			if (impl > rhs.impl) return false;
			return config < rhs.config;
			}
			};

	struct egl_display_t {		struct egl_display_t {
	enum { NOT_INITIALIZED, INITIALIZED, TERMINATED };		enum { NOT_INITIALIZED, INITIALIZED, TERMINATED };

	@@ -166,10 +181,11 @@ struct egl_display_t {
	uint32_t magic;		uint32_t magic;
	DisplayImpl disp[IMPL_NUM_IMPLEMENTATIONS];		DisplayImpl disp[IMPL_NUM_IMPLEMENTATIONS];
	EGLint numTotalConfigs;		EGLint numTotalConfigs;
			egl_config_t* configs;
	uint32_t refs;		uint32_t refs;
	Mutex lock;		Mutex lock;

	egl_display_t() : magic('_dpy'), numTotalConfigs(0) { }		egl_display_t() : magic('_dpy'), numTotalConfigs(0), configs(0) { }
	~egl_display_t() { magic = 0; }		~egl_display_t() { magic = 0; }
	inline bool isValid() const { return magic == '_dpy'; }		inline bool isValid() const { return magic == '_dpy'; }
	inline bool isAlive() const { return isValid(); }		inline bool isAlive() const { return isValid(); }
	@@ -179,14 +195,15 @@ struct egl_surface_t : public egl_object_t
	{		{
	typedef egl_object_t::LocalRef<egl_surface_t, EGLSurface> Ref;		typedef egl_object_t::LocalRef<egl_surface_t, EGLSurface> Ref;

	egl_surface_t(EGLDisplay dpy, EGLSurface surface,		egl_surface_t(EGLDisplay dpy, EGLSurface surface, EGLConfig config,
	int impl, egl_connection_t const* cnx)		int impl, egl_connection_t const* cnx)
	: dpy(dpy), surface(surface), impl(impl), cnx(cnx) {		: dpy(dpy), surface(surface), config(config), impl(impl), cnx(cnx) {
	}		}
	~egl_surface_t() {		~egl_surface_t() {
	}		}
	EGLDisplay dpy;		EGLDisplay dpy;
	EGLSurface surface;		EGLSurface surface;
			EGLConfig config;
	int impl;		int impl;
	egl_connection_t const* cnx;		egl_connection_t const* cnx;
	};		};
	@@ -195,7 +212,7 @@ struct egl_context_t : public egl_object_t
	{		{
	typedef egl_object_t::LocalRef<egl_context_t, EGLContext> Ref;		typedef egl_object_t::LocalRef<egl_context_t, EGLContext> Ref;

	egl_context_t(EGLDisplay dpy, EGLContext context,		egl_context_t(EGLDisplay dpy, EGLContext context, EGLConfig config,
	int impl, egl_connection_t const* cnx, int version)		int impl, egl_connection_t const* cnx, int version)
	: dpy(dpy), context(context), read(0), draw(0), impl(impl), cnx(cnx),		: dpy(dpy), context(context), read(0), draw(0), impl(impl), cnx(cnx),
	version(version)		version(version)
	@@ -203,6 +220,7 @@ struct egl_context_t : public egl_object_t
	}		}
	EGLDisplay dpy;		EGLDisplay dpy;
	EGLContext context;		EGLContext context;
			EGLConfig config;
	EGLSurface read;		EGLSurface read;
	EGLSurface draw;		EGLSurface draw;
	int impl;		int impl;
	@@ -354,7 +372,7 @@ int binarySearch(
	{		{
	while (first <= last) {		while (first <= last) {
	int mid = (first + last) / 2;		int mid = (first + last) / 2;
	if (key > sortedArray[mid]) {		if (sortedArray[mid] < key) {
	first = mid + 1;		first = mid + 1;
	} else if (key < sortedArray[mid]) {		} else if (key < sortedArray[mid]) {
	last = mid - 1;		last = mid - 1;
	@@ -365,26 +383,11 @@ int binarySearch(
	return -1;		return -1;
	}		}

	static EGLint configToUniqueId(egl_display_t const* dp, int i, int index)
	{
	// NOTE: this mapping works only if we have no more than two EGLimpl
	return (i>0 ? dp->disp[0].numConfigs : 0) + index;
	}

	static void uniqueIdToConfig(egl_display_t const* dp, EGLint configId,
	int& i, int& index)
	{
	// NOTE: this mapping works only if we have no more than two EGLimpl
	size_t numConfigs = dp->disp[0].numConfigs;
	i = configId / numConfigs;
	index = configId % numConfigs;
	}

	static int cmp_configs(const void* a, const void *b)		static int cmp_configs(const void* a, const void *b)
	{		{
	EGLConfig c0 = (EGLConfig const )a;		const egl_config_t& c0 = (egl_config_t const )a;
	EGLConfig c1 = (EGLConfig const )b;		const egl_config_t& c1 = (egl_config_t const )b;
	return c0<c1 ? -1 : (c0>c1 ? 1 : 0);		return c0<c1 ? -1 : (c1<c0 ? 1 : 0);
	}		}

	struct extention_map_t {		struct extention_map_t {
	@@ -477,20 +480,15 @@ egl_image_t* get_image(EGLImageKHR image) {

	static egl_connection_t* validate_display_config(		static egl_connection_t* validate_display_config(
	EGLDisplay dpy, EGLConfig config,		EGLDisplay dpy, EGLConfig config,
	egl_display_t const*& dp, int& impl, int& index)		egl_display_t const*& dp)
	{		{
	dp = get_display(dpy);		dp = get_display(dpy);
	if (!dp) return setError(EGL_BAD_DISPLAY, (egl_connection_t*)NULL);		if (!dp) return setError(EGL_BAD_DISPLAY, (egl_connection_t*)NULL);

	impl = uintptr_t(config)>>24;		if (intptr_t(config) >= dp->numTotalConfigs) {
	if (uint32_t(impl) >= IMPL_NUM_IMPLEMENTATIONS) {
	return setError(EGL_BAD_CONFIG, (egl_connection_t*)NULL);
	}
	index = uintptr_t(config) & 0xFFFFFF;
	if (index >= dp->disp[impl].numConfigs) {
	return setError(EGL_BAD_CONFIG, (egl_connection_t*)NULL);		return setError(EGL_BAD_CONFIG, (egl_connection_t*)NULL);
	}		}
	egl_connection_t* const cnx = &gEGLImpl[impl];		egl_connection_t* const cnx = &gEGLImpl[dp->configs[intptr_t(config)].impl];
	if (cnx->dso == 0) {		if (cnx->dso == 0) {
	return setError(EGL_BAD_CONFIG, (egl_connection_t*)NULL);		return setError(EGL_BAD_CONFIG, (egl_connection_t*)NULL);
	}		}
	@@ -718,11 +716,6 @@ EGLBoolean eglInitialize(EGLDisplay dpy, EGLint major, EGLint minor)
	dp->disp[i].dpy, dp->disp[i].config, n,		dp->disp[i].dpy, dp->disp[i].config, n,
	&dp->disp[i].numConfigs))		&dp->disp[i].numConfigs))
	{		{
	// sort the configurations so we can do binary searches
	qsort( dp->disp[i].config,
	dp->disp[i].numConfigs,
	sizeof(EGLConfig), cmp_configs);

	dp->numTotalConfigs += n;		dp->numTotalConfigs += n;
	res = EGL_TRUE;		res = EGL_TRUE;
	}		}
	@@ -732,6 +725,30 @@ EGLBoolean eglInitialize(EGLDisplay dpy, EGLint major, EGLint minor)
	}		}

	if (res == EGL_TRUE) {		if (res == EGL_TRUE) {
			dp->configs = new egl_config_t[ dp->numTotalConfigs ];
			for (int i=0, k=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
			egl_connection_t* const cnx = &gEGLImpl[i];
			if (cnx->dso && cnx->major>=0 && cnx->minor>=0) {
			for (int j=0 ; j<dp->disp[i].numConfigs ; j++) {
			dp->configs[k].impl = i;
			dp->configs[k].config = dp->disp[i].config[j];
			dp->configs[k].configId = k + 1; // CONFIG_ID start at 1
			// store the implementation's CONFIG_ID
			cnx->egl.eglGetConfigAttrib(
			dp->disp[i].dpy,
			dp->disp[i].config[j],
			EGL_CONFIG_ID,
			&dp->configs[k].implConfigId);
			k++;
			}
			}
			}

			// sort our configurations so we can do binary-searches
			qsort( dp->configs,
			dp->numTotalConfigs,
			sizeof(egl_config_t), cmp_configs);

	dp->refs++;		dp->refs++;
	if (major != NULL) *major = VERSION_MAJOR;		if (major != NULL) *major = VERSION_MAJOR;
	if (minor != NULL) *minor = VERSION_MINOR;		if (minor != NULL) *minor = VERSION_MINOR;
	@@ -784,6 +801,7 @@ EGLBoolean eglTerminate(EGLDisplay dpy)

	dp->refs--;		dp->refs--;
	dp->numTotalConfigs = 0;		dp->numTotalConfigs = 0;
			delete [] dp->configs;
	clearTLS();		clearTLS();
	return res;		return res;
	}		}
	@@ -804,14 +822,13 @@ EGLBoolean eglGetConfigs( EGLDisplay dpy,
	*num_config = numConfigs;		*num_config = numConfigs;
	return EGL_TRUE;		return EGL_TRUE;
	}		}

	GLint n = 0;		GLint n = 0;
	for (int j=0 ; j<IMPL_NUM_IMPLEMENTATIONS ; j++) {		for (intptr_t i=0 ; i<dp->numTotalConfigs && config_size ; i++) {
	for (int i=0 ; i<dp->disp[j].numConfigs && config_size ; i++) {		*configs++ = EGLConfig(i);
	*configs++ = MAKE_CONFIG(j, i);
	config_size--;		config_size--;
	n++;		n++;
	}		}
	}

	*num_config = n;		*num_config = n;
	return EGL_TRUE;		return EGL_TRUE;
	@@ -858,16 +875,20 @@ EGLBoolean eglChooseConfig( EGLDisplay dpy, const EGLint *attrib_list,
	memcpy(new_list, attrib_list, size*sizeof(EGLint));		memcpy(new_list, attrib_list, size*sizeof(EGLint));

	// patch the requested EGL_CONFIG_ID		// patch the requested EGL_CONFIG_ID
	int i, index;		bool found = false;
			EGLConfig ourConfig(0);
	EGLint& configId(new_list[patch_index+1]);		EGLint& configId(new_list[patch_index+1]);
	uniqueIdToConfig(dp, configId, i, index);		for (intptr_t i=0 ; i<dp->numTotalConfigs ; i++) {
			if (dp->configs[i].configId == configId) {
	egl_connection_t* const cnx = &gEGLImpl[i];		ourConfig = EGLConfig(i);
	if (cnx->dso) {		configId = dp->configs[i].implConfigId;
	cnx->egl.eglGetConfigAttrib(		found = true;
	dp->disp[i].dpy, dp->disp[i].config[index],		break;
	EGL_CONFIG_ID, &configId);		}
			}

			egl_connection_t* const cnx = &gEGLImpl[dp->configs[intptr_t(ourConfig)].impl];
			if (found && cnx->dso) {
	// and switch to the new list		// and switch to the new list
	attrib_list = const_cast<const EGLint *>(new_list);		attrib_list = const_cast<const EGLint *>(new_list);

	@@ -880,12 +901,13 @@ EGLBoolean eglChooseConfig( EGLDisplay dpy, const EGLint *attrib_list,
	// which one.		// which one.

	res = cnx->egl.eglChooseConfig(		res = cnx->egl.eglChooseConfig(
	dp->disp[i].dpy, attrib_list, configs, config_size, &n);		dp->disp[ dp->configs[intptr_t(ourConfig)].impl ].dpy,
			attrib_list, configs, config_size, &n);
	if (res && n>0) {		if (res && n>0) {
	// n has to be 0 or 1, by construction, and we already know		// n has to be 0 or 1, by construction, and we already know
	// which config it will return (since there can be only one).		// which config it will return (since there can be only one).
	if (configs) {		if (configs) {
	configs[0] = MAKE_CONFIG(i, index);		configs[0] = ourConfig;
	}		}
	*num_config = 1;		*num_config = 1;
	}		}
	@@ -895,6 +917,7 @@ EGLBoolean eglChooseConfig( EGLDisplay dpy, const EGLint *attrib_list,
	return res;		return res;
	}		}


	for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {		for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
	egl_connection_t* const cnx = &gEGLImpl[i];		egl_connection_t* const cnx = &gEGLImpl[i];
	if (cnx->dso) {		if (cnx->dso) {
	@@ -902,15 +925,14 @@ EGLBoolean eglChooseConfig( EGLDisplay dpy, const EGLint *attrib_list,
	dp->disp[i].dpy, attrib_list, configs, config_size, &n)) {		dp->disp[i].dpy, attrib_list, configs, config_size, &n)) {
	if (configs) {		if (configs) {
	// now we need to convert these client EGLConfig to our		// now we need to convert these client EGLConfig to our
	// internal EGLConfig format. This is done in O(n log n).		// internal EGLConfig format.
			// This is done in O(n Log(n)) time.
	for (int j=0 ; j<n ; j++) {		for (int j=0 ; j<n ; j++) {
	int index = binarySearch<EGLConfig>(		egl_config_t key(i, configs[j]);
	dp->disp[i].config, 0,		intptr_t index = binarySearch<egl_config_t>(
	dp->disp[i].numConfigs-1, configs[j]);		dp->configs, 0, dp->numTotalConfigs, key);
	if (index >= 0) {		if (index >= 0) {
	if (configs) {		configs[j] = EGLConfig(index);
	configs[j] = MAKE_CONFIG(i, index);
	}
	} else {		} else {
	return setError(EGL_BAD_CONFIG, EGL_FALSE);		return setError(EGL_BAD_CONFIG, EGL_FALSE);
	}		}
	@@ -930,18 +952,16 @@ EGLBoolean eglGetConfigAttrib(EGLDisplay dpy, EGLConfig config,
	EGLint attribute, EGLint *value)		EGLint attribute, EGLint *value)
	{		{
	egl_display_t const* dp = 0;		egl_display_t const* dp = 0;
	int i=0, index=0;		egl_connection_t* cnx = validate_display_config(dpy, config, dp);
	egl_connection_t* cnx = validate_display_config(dpy, config, dp, i, index);
	if (!cnx) return EGL_FALSE;		if (!cnx) return EGL_FALSE;

	if (attribute == EGL_CONFIG_ID) {		if (attribute == EGL_CONFIG_ID) {
	// EGL_CONFIG_IDs must be unique, just use the order of the selected		*value = dp->configs[intptr_t(config)].configId;
	// EGLConfig.
	*value = configToUniqueId(dp, i, index);
	return EGL_TRUE;		return EGL_TRUE;
	}		}
	return cnx->egl.eglGetConfigAttrib(		return cnx->egl.eglGetConfigAttrib(
	dp->disp[i].dpy, dp->disp[i].config[index], attribute, value);		dp->disp[ dp->configs[intptr_t(config)].impl ].dpy,
			dp->configs[intptr_t(config)].config, attribute, value);
	}		}

	// ----------------------------------------------------------------------------		// ----------------------------------------------------------------------------
	@@ -953,13 +973,14 @@ EGLSurface eglCreateWindowSurface( EGLDisplay dpy, EGLConfig config,
	const EGLint *attrib_list)		const EGLint *attrib_list)
	{		{
	egl_display_t const* dp = 0;		egl_display_t const* dp = 0;
	int i=0, index=0;		egl_connection_t* cnx = validate_display_config(dpy, config, dp);
	egl_connection_t* cnx = validate_display_config(dpy, config, dp, i, index);
	if (cnx) {		if (cnx) {
	EGLSurface surface = cnx->egl.eglCreateWindowSurface(		EGLSurface surface = cnx->egl.eglCreateWindowSurface(
	dp->disp[i].dpy, dp->disp[i].config[index], window, attrib_list);		dp->disp[ dp->configs[intptr_t(config)].impl ].dpy,
			dp->configs[intptr_t(config)].config, window, attrib_list);
	if (surface != EGL_NO_SURFACE) {		if (surface != EGL_NO_SURFACE) {
	egl_surface_t* s = new egl_surface_t(dpy, surface, i, cnx);		egl_surface_t* s = new egl_surface_t(dpy, surface, config,
			dp->configs[intptr_t(config)].impl, cnx);
	return s;		return s;
	}		}
	}		}
	@@ -971,13 +992,14 @@ EGLSurface eglCreatePixmapSurface( EGLDisplay dpy, EGLConfig config,
	const EGLint *attrib_list)		const EGLint *attrib_list)
	{		{
	egl_display_t const* dp = 0;		egl_display_t const* dp = 0;
	int i=0, index=0;		egl_connection_t* cnx = validate_display_config(dpy, config, dp);
	egl_connection_t* cnx = validate_display_config(dpy, config, dp, i, index);
	if (cnx) {		if (cnx) {
	EGLSurface surface = cnx->egl.eglCreatePixmapSurface(		EGLSurface surface = cnx->egl.eglCreatePixmapSurface(
	dp->disp[i].dpy, dp->disp[i].config[index], pixmap, attrib_list);		dp->disp[ dp->configs[intptr_t(config)].impl ].dpy,
			dp->configs[intptr_t(config)].config, pixmap, attrib_list);
	if (surface != EGL_NO_SURFACE) {		if (surface != EGL_NO_SURFACE) {
	egl_surface_t* s = new egl_surface_t(dpy, surface, i, cnx);		egl_surface_t* s = new egl_surface_t(dpy, surface, config,
			dp->configs[intptr_t(config)].impl, cnx);
	return s;		return s;
	}		}
	}		}
	@@ -988,13 +1010,14 @@ EGLSurface eglCreatePbufferSurface( EGLDisplay dpy, EGLConfig config,
	const EGLint *attrib_list)		const EGLint *attrib_list)
	{		{
	egl_display_t const* dp = 0;		egl_display_t const* dp = 0;
	int i=0, index=0;		egl_connection_t* cnx = validate_display_config(dpy, config, dp);
	egl_connection_t* cnx = validate_display_config(dpy, config, dp, i, index);
	if (cnx) {		if (cnx) {
	EGLSurface surface = cnx->egl.eglCreatePbufferSurface(		EGLSurface surface = cnx->egl.eglCreatePbufferSurface(
	dp->disp[i].dpy, dp->disp[i].config[index], attrib_list);		dp->disp[ dp->configs[intptr_t(config)].impl ].dpy,
			dp->configs[intptr_t(config)].config, attrib_list);
	if (surface != EGL_NO_SURFACE) {		if (surface != EGL_NO_SURFACE) {
	egl_surface_t* s = new egl_surface_t(dpy, surface, i, cnx);		egl_surface_t* s = new egl_surface_t(dpy, surface, config,
			dp->configs[intptr_t(config)].impl, cnx);
	return s;		return s;
	}		}
	}		}
	@@ -1030,27 +1053,35 @@ EGLBoolean eglQuerySurface( EGLDisplay dpy, EGLSurface surface,
	egl_display_t const * const dp = get_display(dpy);		egl_display_t const * const dp = get_display(dpy);
	egl_surface_t const * const s = get_surface(surface);		egl_surface_t const * const s = get_surface(surface);

	return s->cnx->egl.eglQuerySurface(		EGLBoolean result(EGL_TRUE);
			if (attribute == EGL_CONFIG_ID) {
			// We need to remap EGL_CONFIG_IDs
			*value = dp->configs[intptr_t(s->config)].configId;
			} else {
			result = s->cnx->egl.eglQuerySurface(
	dp->disp[s->impl].dpy, s->surface, attribute, value);		dp->disp[s->impl].dpy, s->surface, attribute, value);
	}		}

			return result;
			}

	// ----------------------------------------------------------------------------		// ----------------------------------------------------------------------------
	// contextes		// Contexts
	// ----------------------------------------------------------------------------		// ----------------------------------------------------------------------------

	EGLContext eglCreateContext(EGLDisplay dpy, EGLConfig config,		EGLContext eglCreateContext(EGLDisplay dpy, EGLConfig config,
	EGLContext share_list, const EGLint *attrib_list)		EGLContext share_list, const EGLint *attrib_list)
	{		{
	egl_display_t const* dp = 0;		egl_display_t const* dp = 0;
	int i=0, index=0;		egl_connection_t* cnx = validate_display_config(dpy, config, dp);
	egl_connection_t* cnx = validate_display_config(dpy, config, dp, i, index);
	if (cnx) {		if (cnx) {
	if (share_list != EGL_NO_CONTEXT) {		if (share_list != EGL_NO_CONTEXT) {
	egl_context_t* const c = get_context(share_list);		egl_context_t* const c = get_context(share_list);
	share_list = c->context;		share_list = c->context;
	}		}
	EGLContext context = cnx->egl.eglCreateContext(		EGLContext context = cnx->egl.eglCreateContext(
	dp->disp[i].dpy, dp->disp[i].config[index],		dp->disp[ dp->configs[intptr_t(config)].impl ].dpy,
			dp->configs[intptr_t(config)].config,
	share_list, attrib_list);		share_list, attrib_list);
	if (context != EGL_NO_CONTEXT) {		if (context != EGL_NO_CONTEXT) {
	// figure out if it's a GLESv1 or GLESv2		// figure out if it's a GLESv1 or GLESv2
	@@ -1068,7 +1099,8 @@ EGLContext eglCreateContext(EGLDisplay dpy, EGLConfig config,
	}		}
	};		};
	}		}
	egl_context_t* c = new egl_context_t(dpy, context, i, cnx, version);		egl_context_t* c = new egl_context_t(dpy, context, config,
			dp->configs[intptr_t(config)].impl, cnx, version);
	return c;		return c;
	}		}
	}		}
	@@ -1213,10 +1245,18 @@ EGLBoolean eglQueryContext( EGLDisplay dpy, EGLContext ctx,
	egl_display_t const * const dp = get_display(dpy);		egl_display_t const * const dp = get_display(dpy);
	egl_context_t * const c = get_context(ctx);		egl_context_t * const c = get_context(ctx);

	return c->cnx->egl.eglQueryContext(		EGLBoolean result(EGL_TRUE);
			if (attribute == EGL_CONFIG_ID) {
			*value = dp->configs[intptr_t(c->config)].configId;
			} else {
			// We need to remap EGL_CONFIG_IDs
			result = c->cnx->egl.eglQueryContext(
	dp->disp[c->impl].dpy, c->context, attribute, value);		dp->disp[c->impl].dpy, c->context, attribute, value);
	}		}

			return result;
			}

	EGLContext eglGetCurrentContext(void)		EGLContext eglGetCurrentContext(void)
	{		{
	// could be called before eglInitialize(), but we wouldn't have a context		// could be called before eglInitialize(), but we wouldn't have a context
	@@ -1586,13 +1626,13 @@ EGLSurface eglCreatePbufferFromClientBuffer(
	EGLConfig config, const EGLint *attrib_list)		EGLConfig config, const EGLint *attrib_list)
	{		{
	egl_display_t const* dp = 0;		egl_display_t const* dp = 0;
	int i=0, index=0;		egl_connection_t* cnx = validate_display_config(dpy, config, dp);
	egl_connection_t* cnx = validate_display_config(dpy, config, dp, i, index);
	if (!cnx) return EGL_FALSE;		if (!cnx) return EGL_FALSE;
	if (cnx->egl.eglCreatePbufferFromClientBuffer) {		if (cnx->egl.eglCreatePbufferFromClientBuffer) {
	return cnx->egl.eglCreatePbufferFromClientBuffer(		return cnx->egl.eglCreatePbufferFromClientBuffer(
	dp->disp[i].dpy, buftype, buffer,		dp->disp[ dp->configs[intptr_t(config)].impl ].dpy,
	dp->disp[i].config[index], attrib_list);		buftype, buffer,
			dp->configs[intptr_t(config)].config, attrib_list);
	}		}
	return setError(EGL_BAD_CONFIG, EGL_NO_SURFACE);		return setError(EGL_BAD_CONFIG, EGL_NO_SURFACE);
	}		}