#include "egldisplay.h"
#include "eglcontext.h"
#include "eglconfig.h"
-#include "egldriver.h"
-#include "eglglobals.h"
+#include "eglcurrent.h"
#include "egllog.h"
#include "eglsurface.h"
static void
_eglClampSwapInterval(_EGLSurface *surf, EGLint interval)
{
- EGLint bound = GET_CONFIG_ATTRIB(surf->Config, EGL_MAX_SWAP_INTERVAL);
+ EGLint bound = surf->Config->MaxSwapInterval;
if (interval >= bound) {
interval = bound;
}
else {
- bound = GET_CONFIG_ATTRIB(surf->Config, EGL_MIN_SWAP_INTERVAL);
+ bound = surf->Config->MinSwapInterval;
if (interval < bound)
interval = bound;
}
}
-/**
- * Do error check on parameters and initialize the given _EGLSurface object.
- * \return EGL_TRUE if no errors, EGL_FALSE otherwise.
- */
-EGLBoolean
-_eglInitSurface(_EGLDriver *drv, _EGLSurface *surf, EGLint type,
- _EGLConfig *conf, const EGLint *attrib_list)
+#ifdef EGL_MESA_screen_surface
+static EGLint
+_eglParseScreenSurfaceAttribList(_EGLSurface *surf, const EGLint *attrib_list)
{
- const char *func;
- EGLint width = 0, height = 0, largest = 0;
- EGLint texFormat = EGL_NO_TEXTURE, texTarget = EGL_NO_TEXTURE;
- EGLint mipmapTex = EGL_FALSE;
- EGLint renderBuffer = EGL_BACK_BUFFER;
-#ifdef EGL_VERSION_1_2
- EGLint colorspace = EGL_COLORSPACE_sRGB;
- EGLint alphaFormat = EGL_ALPHA_FORMAT_NONPRE;
-#endif
- EGLint i;
+ EGLint i, err = EGL_SUCCESS;
- switch (type) {
- case EGL_WINDOW_BIT:
- func = "eglCreateWindowSurface";
- break;
- case EGL_PIXMAP_BIT:
- func = "eglCreatePixmapSurface";
- renderBuffer = EGL_SINGLE_BUFFER;
- break;
- case EGL_PBUFFER_BIT:
- func = "eglCreatePBufferSurface";
- break;
- case EGL_SCREEN_BIT_MESA:
- func = "eglCreateScreenSurface";
- renderBuffer = EGL_SINGLE_BUFFER; /* XXX correct? */
- break;
- default:
- _eglLog(_EGL_WARNING, "Bad type in _eglInitSurface");
- return EGL_FALSE;
- }
+ if (!attrib_list)
+ return EGL_SUCCESS;
- if (!conf) {
- _eglError(EGL_BAD_CONFIG, func);
- return EGL_FALSE;
- }
+ for (i = 0; attrib_list[i] != EGL_NONE; i++) {
+ EGLint attr = attrib_list[i++];
+ EGLint val = attrib_list[i];
- if ((GET_CONFIG_ATTRIB(conf, EGL_SURFACE_TYPE) & type) == 0) {
- /* The config can't be used to create a surface of this type */
- _eglError(EGL_BAD_CONFIG, func);
- return EGL_FALSE;
- }
-
- /*
- * Parse attribute list. Different kinds of surfaces support different
- * attributes.
- */
- for (i = 0; attrib_list && attrib_list[i] != EGL_NONE; i++) {
- switch (attrib_list[i]) {
+ switch (attr) {
case EGL_WIDTH:
- if (type == EGL_PBUFFER_BIT || type == EGL_SCREEN_BIT_MESA) {
- width = attrib_list[++i];
- }
- else {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
+ if (val < 0) {
+ err = EGL_BAD_PARAMETER;
+ break;
}
+ surf->Width = val;
break;
case EGL_HEIGHT:
- if (type == EGL_PBUFFER_BIT || type == EGL_SCREEN_BIT_MESA) {
- height = attrib_list[++i];
- }
- else {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
+ if (val < 0) {
+ err = EGL_BAD_PARAMETER;
+ break;
}
+ surf->Height = val;
break;
- case EGL_LARGEST_PBUFFER:
- if (type == EGL_PBUFFER_BIT) {
- largest = attrib_list[++i];
+ default:
+ err = EGL_BAD_ATTRIBUTE;
+ break;
+ }
+
+ if (err != EGL_SUCCESS) {
+ _eglLog(_EGL_WARNING, "bad surface attribute 0x%04x", attr);
+ break;
+ }
+ }
+
+ return err;
+}
+#endif /* EGL_MESA_screen_surface */
+
+
+/**
+ * Parse the list of surface attributes and return the proper error code.
+ */
+static EGLint
+_eglParseSurfaceAttribList(_EGLSurface *surf, const EGLint *attrib_list)
+{
+ _EGLDisplay *dpy = surf->Resource.Display;
+ EGLint type = surf->Type;
+ EGLint texture_type = EGL_PBUFFER_BIT;
+ EGLint i, err = EGL_SUCCESS;
+
+ if (!attrib_list)
+ return EGL_SUCCESS;
+
+#ifdef EGL_MESA_screen_surface
+ if (type == EGL_SCREEN_BIT_MESA)
+ return _eglParseScreenSurfaceAttribList(surf, attrib_list);
+#endif
+
+ if (dpy->Extensions.NOK_texture_from_pixmap)
+ texture_type |= EGL_PIXMAP_BIT;
+
+ for (i = 0; attrib_list[i] != EGL_NONE; i++) {
+ EGLint attr = attrib_list[i++];
+ EGLint val = attrib_list[i];
+
+ switch (attr) {
+ /* common attributes */
+ case EGL_VG_COLORSPACE:
+ switch (val) {
+ case EGL_VG_COLORSPACE_sRGB:
+ case EGL_VG_COLORSPACE_LINEAR:
+ break;
+ default:
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
- else {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
+ if (err != EGL_SUCCESS)
+ break;
+ surf->VGColorspace = val;
+ break;
+ case EGL_VG_ALPHA_FORMAT:
+ switch (val) {
+ case EGL_VG_ALPHA_FORMAT_NONPRE:
+ case EGL_VG_ALPHA_FORMAT_PRE:
+ break;
+ default:
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
+ if (err != EGL_SUCCESS)
+ break;
+ surf->VGAlphaFormat = val;
break;
- case EGL_TEXTURE_FORMAT:
- if (type == EGL_PBUFFER_BIT) {
- texFormat = attrib_list[++i];
+ /* window surface attributes */
+ case EGL_RENDER_BUFFER:
+ if (type != EGL_WINDOW_BIT) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
- else {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
+ if (val != EGL_BACK_BUFFER && val != EGL_SINGLE_BUFFER) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
+ surf->RenderBuffer = val;
break;
- case EGL_TEXTURE_TARGET:
- if (type == EGL_PBUFFER_BIT) {
- texTarget = attrib_list[++i];
+ /* pbuffer surface attributes */
+ case EGL_WIDTH:
+ if (type != EGL_PBUFFER_BIT) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
- else {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
+ if (val < 0) {
+ err = EGL_BAD_PARAMETER;
+ break;
}
+ surf->Width = val;
break;
- case EGL_MIPMAP_TEXTURE:
- if (type == EGL_PBUFFER_BIT) {
- mipmapTex = attrib_list[++i];
+ case EGL_HEIGHT:
+ if (type != EGL_PBUFFER_BIT) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
- else {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
+ if (val < 0) {
+ err = EGL_BAD_PARAMETER;
+ break;
}
+ surf->Height = val;
break;
-#ifdef EGL_VERSION_1_2
- case EGL_RENDER_BUFFER:
- if (type == EGL_WINDOW_BIT) {
- renderBuffer = attrib_list[++i];
- if (renderBuffer != EGL_BACK_BUFFER &&
- renderBuffer != EGL_SINGLE_BUFFER) {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
- }
- }
- else {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
+ case EGL_LARGEST_PBUFFER:
+ if (type != EGL_PBUFFER_BIT) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
+ surf->LargestPbuffer = !!val;
break;
- case EGL_COLORSPACE:
- if (type == EGL_WINDOW_BIT ||
- type == EGL_PBUFFER_BIT ||
- type == EGL_PIXMAP_BIT) {
- colorspace = attrib_list[++i];
- if (colorspace != EGL_COLORSPACE_sRGB &&
- colorspace != EGL_COLORSPACE_LINEAR) {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
- }
+ /* for eglBindTexImage */
+ case EGL_TEXTURE_FORMAT:
+ if (!(type & texture_type)) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
- else {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
+ switch (val) {
+ case EGL_TEXTURE_RGB:
+ case EGL_TEXTURE_RGBA:
+ case EGL_NO_TEXTURE:
+ break;
+ default:
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
+ if (err != EGL_SUCCESS)
+ break;
+ surf->TextureFormat = val;
break;
- case EGL_ALPHA_FORMAT:
- if (type == EGL_WINDOW_BIT ||
- type == EGL_PBUFFER_BIT ||
- type == EGL_PIXMAP_BIT) {
- alphaFormat = attrib_list[++i];
- if (alphaFormat != EGL_ALPHA_FORMAT_NONPRE &&
- alphaFormat != EGL_ALPHA_FORMAT_PRE) {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
- }
+ case EGL_TEXTURE_TARGET:
+ if (!(type & texture_type)) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
- else {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
+ switch (val) {
+ case EGL_TEXTURE_2D:
+ case EGL_NO_TEXTURE:
+ break;
+ default:
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
+ if (err != EGL_SUCCESS)
+ break;
+ surf->TextureTarget = val;
break;
-
-#endif /* EGL_VERSION_1_2 */
+ case EGL_MIPMAP_TEXTURE:
+ if (!(type & texture_type)) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
+ }
+ surf->MipmapTexture = !!val;
+ break;
+ /* no pixmap surface specific attributes */
default:
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
+ err = EGL_BAD_ATTRIBUTE;
+ break;
+ }
+
+ if (err != EGL_SUCCESS) {
+ _eglLog(_EGL_WARNING, "bad surface attribute 0x%04x", attr);
+ break;
}
}
- if (width < 0 || height < 0) {
- _eglError(EGL_BAD_ATTRIBUTE, func);
+ return err;
+}
+
+
+/**
+ * Do error check on parameters and initialize the given _EGLSurface object.
+ * \return EGL_TRUE if no errors, EGL_FALSE otherwise.
+ */
+EGLBoolean
+_eglInitSurface(_EGLSurface *surf, _EGLDisplay *dpy, EGLint type,
+ _EGLConfig *conf, const EGLint *attrib_list)
+{
+ const char *func;
+ EGLint renderBuffer = EGL_BACK_BUFFER;
+ EGLint err;
+
+ switch (type) {
+ case EGL_WINDOW_BIT:
+ func = "eglCreateWindowSurface";
+ break;
+ case EGL_PIXMAP_BIT:
+ func = "eglCreatePixmapSurface";
+ renderBuffer = EGL_SINGLE_BUFFER;
+ break;
+ case EGL_PBUFFER_BIT:
+ func = "eglCreatePBufferSurface";
+ break;
+#ifdef EGL_MESA_screen_surface
+ case EGL_SCREEN_BIT_MESA:
+ func = "eglCreateScreenSurface";
+ renderBuffer = EGL_SINGLE_BUFFER; /* XXX correct? */
+ break;
+#endif
+ default:
+ _eglLog(_EGL_WARNING, "Bad type in _eglInitSurface");
+ return EGL_FALSE;
+ }
+
+ if ((conf->SurfaceType & type) == 0) {
+ /* The config can't be used to create a surface of this type */
+ _eglError(EGL_BAD_CONFIG, func);
return EGL_FALSE;
}
memset(surf, 0, sizeof(_EGLSurface));
- surf->Config = conf;
+ surf->Resource.Display = dpy;
surf->Type = type;
- surf->Width = width;
- surf->Height = height;
- surf->TextureFormat = texFormat;
- surf->TextureTarget = texTarget;
- surf->MipmapTexture = mipmapTex;
+ surf->Config = conf;
+
+ surf->Width = 0;
+ surf->Height = 0;
+ surf->TextureFormat = EGL_NO_TEXTURE;
+ surf->TextureTarget = EGL_NO_TEXTURE;
+ surf->MipmapTexture = EGL_FALSE;
+ surf->LargestPbuffer = EGL_FALSE;
+ surf->RenderBuffer = renderBuffer;
+ surf->VGAlphaFormat = EGL_VG_ALPHA_FORMAT_NONPRE;
+ surf->VGColorspace = EGL_VG_COLORSPACE_sRGB;
+
surf->MipmapLevel = 0;
+ surf->MultisampleResolve = EGL_MULTISAMPLE_RESOLVE_DEFAULT;
+ surf->SwapBehavior = EGL_BUFFER_DESTROYED;
+
+ surf->HorizontalResolution = EGL_UNKNOWN;
+ surf->VerticalResolution = EGL_UNKNOWN;
+ surf->AspectRatio = EGL_UNKNOWN;
+
/* the default swap interval is 1 */
_eglClampSwapInterval(surf, 1);
-#ifdef EGL_VERSION_1_2
- surf->SwapBehavior = EGL_BUFFER_DESTROYED; /* XXX ok? */
- surf->HorizontalResolution = EGL_UNKNOWN; /* set by caller */
- surf->VerticalResolution = EGL_UNKNOWN; /* set by caller */
- surf->AspectRatio = EGL_UNKNOWN; /* set by caller */
- surf->RenderBuffer = renderBuffer;
- surf->AlphaFormat = alphaFormat;
- surf->Colorspace = colorspace;
-#endif
+ err = _eglParseSurfaceAttribList(surf, attrib_list);
+ if (err != EGL_SUCCESS)
+ return _eglError(err, func);
return EGL_TRUE;
}
switch (attribute) {
case EGL_WIDTH:
*value = surface->Width;
- return EGL_TRUE;
+ break;
case EGL_HEIGHT:
*value = surface->Height;
- return EGL_TRUE;
+ break;
case EGL_CONFIG_ID:
- *value = GET_CONFIG_ATTRIB(surface->Config, EGL_CONFIG_ID);
- return EGL_TRUE;
+ *value = surface->Config->ConfigID;
+ break;
case EGL_LARGEST_PBUFFER:
- *value = dpy->LargestPbuffer;
- return EGL_TRUE;
- case EGL_SURFACE_TYPE:
- *value = surface->Type;
- return EGL_TRUE;
-#ifdef EGL_VERSION_1_1
+ *value = surface->LargestPbuffer;
+ break;
case EGL_TEXTURE_FORMAT:
/* texture attributes: only for pbuffers, no error otherwise */
if (surface->Type == EGL_PBUFFER_BIT)
*value = surface->TextureFormat;
- return EGL_TRUE;
+ break;
case EGL_TEXTURE_TARGET:
if (surface->Type == EGL_PBUFFER_BIT)
*value = surface->TextureTarget;
- return EGL_TRUE;
+ break;
case EGL_MIPMAP_TEXTURE:
if (surface->Type == EGL_PBUFFER_BIT)
*value = surface->MipmapTexture;
- return EGL_TRUE;
+ break;
case EGL_MIPMAP_LEVEL:
if (surface->Type == EGL_PBUFFER_BIT)
*value = surface->MipmapLevel;
- return EGL_TRUE;
-#endif /* EGL_VERSION_1_1 */
-#ifdef EGL_VERSION_1_2
+ break;
case EGL_SWAP_BEHAVIOR:
*value = surface->SwapBehavior;
- return EGL_TRUE;
+ break;
case EGL_RENDER_BUFFER:
*value = surface->RenderBuffer;
- return EGL_TRUE;
+ break;
case EGL_PIXEL_ASPECT_RATIO:
*value = surface->AspectRatio;
- return EGL_TRUE;
+ break;
case EGL_HORIZONTAL_RESOLUTION:
*value = surface->HorizontalResolution;
- return EGL_TRUE;
+ break;
case EGL_VERTICAL_RESOLUTION:
*value = surface->VerticalResolution;
- return EGL_TRUE;
- case EGL_ALPHA_FORMAT:
- *value = surface->AlphaFormat;
- return EGL_TRUE;
- case EGL_COLORSPACE:
- *value = surface->Colorspace;
- return EGL_TRUE;
-#endif /* EGL_VERSION_1_2 */
+ break;
+ case EGL_MULTISAMPLE_RESOLVE:
+ *value = surface->MultisampleResolve;
+ break;
+ case EGL_VG_ALPHA_FORMAT:
+ *value = surface->VGAlphaFormat;
+ break;
+ case EGL_VG_COLORSPACE:
+ *value = surface->VGColorspace;
+ break;
default:
_eglError(EGL_BAD_ATTRIBUTE, "eglQuerySurface");
return EGL_FALSE;
}
+
+ return EGL_TRUE;
}
/**
- * Example function - drivers should do a proper implementation.
+ * Drivers should do a proper implementation.
*/
_EGLSurface *
_eglCreateWindowSurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
EGLNativeWindowType window, const EGLint *attrib_list)
{
-#if 0 /* THIS IS JUST EXAMPLE CODE */
- _EGLSurface *surf;
-
- surf = (_EGLSurface *) calloc(1, sizeof(_EGLSurface));
- if (!surf)
- return NULL;
-
- if (!_eglInitSurface(drv, surf, EGL_WINDOW_BIT, conf, attrib_list)) {
- free(surf);
- return NULL;
- }
-
- return surf;
-#endif
return NULL;
}
/**
- * Example function - drivers should do a proper implementation.
+ * Drivers should do a proper implementation.
*/
_EGLSurface *
_eglCreatePixmapSurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
EGLNativePixmapType pixmap, const EGLint *attrib_list)
{
-#if 0 /* THIS IS JUST EXAMPLE CODE */
- _EGLSurface *surf;
-
- surf = (_EGLSurface *) calloc(1, sizeof(_EGLSurface));
- if (!surf)
- return NULL;
-
- if (!_eglInitSurface(drv, surf, EGL_PIXMAP_BIT, conf, attrib_list)) {
- free(surf);
- return NULL;
- }
-
- return surf;
-#endif
return NULL;
}
/**
- * Example function - drivers should do a proper implementation.
+ * Drivers should do a proper implementation.
*/
_EGLSurface *
_eglCreatePbufferSurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
const EGLint *attrib_list)
{
-#if 0 /* THIS IS JUST EXAMPLE CODE */
- _EGLSurface *surf;
-
- surf = (_EGLSurface *) calloc(1, sizeof(_EGLSurface));
- if (!surf)
- return NULL;
-
- if (!_eglInitSurface(drv, surf, EGL_PBUFFER_BIT, conf, attrib_list)) {
- free(surf);
- return NULL;
- }
-
- return NULL;
-#endif
return NULL;
}
_eglSurfaceAttrib(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface,
EGLint attribute, EGLint value)
{
+ EGLint confval;
+ EGLint err = EGL_SUCCESS;
+
switch (attribute) {
case EGL_MIPMAP_LEVEL:
+ confval = surface->Config->RenderableType;
+ if (!(confval & (EGL_OPENGL_ES_BIT | EGL_OPENGL_ES2_BIT))) {
+ err = EGL_BAD_PARAMETER;
+ break;
+ }
surface->MipmapLevel = value;
break;
+ case EGL_MULTISAMPLE_RESOLVE:
+ switch (value) {
+ case EGL_MULTISAMPLE_RESOLVE_DEFAULT:
+ break;
+ case EGL_MULTISAMPLE_RESOLVE_BOX:
+ confval = surface->Config->SurfaceType;
+ if (!(confval & EGL_MULTISAMPLE_RESOLVE_BOX_BIT))
+ err = EGL_BAD_MATCH;
+ break;
+ default:
+ err = EGL_BAD_ATTRIBUTE;
+ break;
+ }
+ if (err != EGL_SUCCESS)
+ break;
+ surface->MultisampleResolve = value;
+ break;
+ case EGL_SWAP_BEHAVIOR:
+ switch (value) {
+ case EGL_BUFFER_DESTROYED:
+ break;
+ case EGL_BUFFER_PRESERVED:
+ confval = surface->Config->SurfaceType;
+ if (!(confval & EGL_SWAP_BEHAVIOR_PRESERVED_BIT))
+ err = EGL_BAD_MATCH;
+ break;
+ default:
+ err = EGL_BAD_ATTRIBUTE;
+ break;
+ }
+ if (err != EGL_SUCCESS)
+ break;
+ surface->SwapBehavior = value;
+ break;
default:
- _eglError(EGL_BAD_ATTRIBUTE, "eglSurfaceAttrib");
- return EGL_FALSE;
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
+
+ if (err != EGL_SUCCESS)
+ return _eglError(err, "eglSurfaceAttrib");
return EGL_TRUE;
}
_eglBindTexImage(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface,
EGLint buffer)
{
+ EGLint texture_type = EGL_PBUFFER_BIT;
+
/* Just do basic error checking and return success/fail.
* Drivers must implement the real stuff.
*/
- if (surface->Type != EGL_PBUFFER_BIT) {
+ if (dpy->Extensions.NOK_texture_from_pixmap)
+ texture_type |= EGL_PIXMAP_BIT;
+
+ if (!(surface->Type & texture_type)) {
_eglError(EGL_BAD_SURFACE, "eglBindTexImage");
return EGL_FALSE;
}
return EGL_FALSE;
}
+ if (surface->TextureTarget == EGL_NO_TEXTURE) {
+ _eglError(EGL_BAD_MATCH, "eglBindTexImage");
+ return EGL_FALSE;
+ }
+
if (buffer != EGL_BACK_BUFFER) {
_eglError(EGL_BAD_PARAMETER, "eglBindTexImage");
return EGL_FALSE;