+/**************************************************************************
+ *
+ * Copyright 2008 VMware, Inc.
+ * Copyright 2009-2010 Chia-I Wu <olvaffe@gmail.com>
+ * Copyright 2010 LunarG, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
/**
* Surface-related functions.
*/
#include <assert.h>
#include <stdlib.h>
#include <string.h>
+#include "egldefines.h"
#include "egldisplay.h"
+#include "egldriver.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);
- if (interval >= bound) {
- interval = bound;
- }
- else {
- bound = GET_CONFIG_ATTRIB(surf->Config, EGL_MIN_SWAP_INTERVAL);
- if (interval < bound)
- interval = bound;
- }
- surf->SwapInterval = interval;
-}
-
+#include "util/macros.h"
/**
- * Do error check on parameters and initialize the given _EGLSurface object.
- * \return EGL_TRUE if no errors, EGL_FALSE otherwise.
+ * Parse the list of surface attributes and return the proper error code.
*/
-EGLBoolean
-_eglInitSurface(_EGLDriver *drv, _EGLSurface *surf, EGLint type,
- _EGLConfig *conf, const EGLint *attrib_list)
+static EGLint
+_eglParseSurfaceAttribList(_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;
-
- 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 (!conf) {
- _eglError(EGL_BAD_CONFIG, func);
- return EGL_FALSE;
- }
-
- 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]) {
- case EGL_WIDTH:
- if (type == EGL_PBUFFER_BIT || type == EGL_SCREEN_BIT_MESA) {
- width = attrib_list[++i];
+ _EGLDisplay *disp = surf->Resource.Display;
+ EGLint type = surf->Type;
+ EGLint texture_type = EGL_PBUFFER_BIT;
+ EGLint i, err = EGL_SUCCESS;
+ EGLint attr = EGL_NONE;
+ EGLint val = EGL_NONE;
+
+ if (!attrib_list)
+ return EGL_SUCCESS;
+
+ if (disp->Extensions.NOK_texture_from_pixmap)
+ texture_type |= EGL_PIXMAP_BIT;
+
+ for (i = 0; attrib_list[i] != EGL_NONE; i++) {
+ attr = attrib_list[i++];
+ val = attrib_list[i];
+
+ switch (attr) {
+ /* common attributes */
+ case EGL_GL_COLORSPACE_KHR:
+ if (!disp->Extensions.KHR_gl_colorspace) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
- else {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
+ switch (val) {
+ case EGL_GL_COLORSPACE_SRGB_KHR:
+ case EGL_GL_COLORSPACE_LINEAR_KHR:
+ break;
+ default:
+ err = EGL_BAD_ATTRIBUTE;
}
+ if (err != EGL_SUCCESS)
+ break;
+ surf->GLColorspace = val;
break;
- case EGL_HEIGHT:
- if (type == EGL_PBUFFER_BIT || type == EGL_SCREEN_BIT_MESA) {
- height = attrib_list[++i];
+ case EGL_SMPTE2086_DISPLAY_PRIMARY_RX_EXT:
+ if (!disp->Extensions.EXT_surface_SMPTE2086_metadata) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
- else {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
+ surf->HdrMetadata.display_primary_r.x = val;
+ break;
+ case EGL_SMPTE2086_DISPLAY_PRIMARY_RY_EXT:
+ if (!disp->Extensions.EXT_surface_SMPTE2086_metadata) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
+ surf->HdrMetadata.display_primary_r.y = val;
break;
- case EGL_LARGEST_PBUFFER:
- if (type == EGL_PBUFFER_BIT) {
- largest = attrib_list[++i];
+ case EGL_SMPTE2086_DISPLAY_PRIMARY_GX_EXT:
+ if (!disp->Extensions.EXT_surface_SMPTE2086_metadata) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
- else {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
+ surf->HdrMetadata.display_primary_g.x = val;
+ break;
+ case EGL_SMPTE2086_DISPLAY_PRIMARY_GY_EXT:
+ if (!disp->Extensions.EXT_surface_SMPTE2086_metadata) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
+ surf->HdrMetadata.display_primary_g.y = val;
break;
- case EGL_TEXTURE_FORMAT:
- if (type == EGL_PBUFFER_BIT) {
- texFormat = attrib_list[++i];
+ case EGL_SMPTE2086_DISPLAY_PRIMARY_BX_EXT:
+ if (!disp->Extensions.EXT_surface_SMPTE2086_metadata) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
- else {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
+ surf->HdrMetadata.display_primary_b.x = val;
+ break;
+ case EGL_SMPTE2086_DISPLAY_PRIMARY_BY_EXT:
+ if (!disp->Extensions.EXT_surface_SMPTE2086_metadata) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
+ surf->HdrMetadata.display_primary_b.y = val;
break;
- case EGL_TEXTURE_TARGET:
- if (type == EGL_PBUFFER_BIT) {
- texTarget = attrib_list[++i];
+ case EGL_SMPTE2086_WHITE_POINT_X_EXT:
+ if (!disp->Extensions.EXT_surface_SMPTE2086_metadata) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
- else {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
+ surf->HdrMetadata.white_point.x = val;
+ break;
+ case EGL_SMPTE2086_WHITE_POINT_Y_EXT:
+ if (!disp->Extensions.EXT_surface_SMPTE2086_metadata) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
+ surf->HdrMetadata.white_point.y = val;
break;
- case EGL_MIPMAP_TEXTURE:
- if (type == EGL_PBUFFER_BIT) {
- mipmapTex = attrib_list[++i];
+ case EGL_SMPTE2086_MAX_LUMINANCE_EXT:
+ if (!disp->Extensions.EXT_surface_SMPTE2086_metadata) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
- else {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
+ surf->HdrMetadata.max_luminance = val;
+ break;
+ case EGL_SMPTE2086_MIN_LUMINANCE_EXT:
+ if (!disp->Extensions.EXT_surface_SMPTE2086_metadata) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
+ surf->HdrMetadata.min_luminance = val;
break;
-#ifdef EGL_VERSION_1_2
+ case EGL_CTA861_3_MAX_CONTENT_LIGHT_LEVEL_EXT:
+ if (!disp->Extensions.EXT_surface_CTA861_3_metadata) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
+ }
+ surf->HdrMetadata.max_cll = val;
+ break;
+ case EGL_CTA861_3_MAX_FRAME_AVERAGE_LEVEL_EXT:
+ if (!disp->Extensions.EXT_surface_CTA861_3_metadata) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
+ }
+ surf->HdrMetadata.max_fall = val;
+ break;
+ case EGL_VG_COLORSPACE:
+ switch (val) {
+ case EGL_VG_COLORSPACE_sRGB:
+ case EGL_VG_COLORSPACE_LINEAR:
+ break;
+ default:
+ err = EGL_BAD_ATTRIBUTE;
+ break;
+ }
+ 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;
+ /* window surface attributes */
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;
- }
+ 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->RequestedRenderBuffer = val;
+ if (surf->Config->SurfaceType & EGL_MUTABLE_RENDER_BUFFER_BIT_KHR) {
+ /* Unlike normal EGLSurfaces, one with a mutable render buffer
+ * uses the application-chosen render buffer.
+ */
+ surf->ActiveRenderBuffer = 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;
- }
+ case EGL_POST_SUB_BUFFER_SUPPORTED_NV:
+ if (!disp->Extensions.NV_post_sub_buffer ||
+ type != EGL_WINDOW_BIT) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
}
- else {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
+ if (val != EGL_TRUE && val != EGL_FALSE) {
+ err = EGL_BAD_PARAMETER;
+ break;
}
+ surf->PostSubBufferSupportedNV = 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;
- }
+ /* pbuffer surface attributes */
+ case EGL_WIDTH:
+ if (type != EGL_PBUFFER_BIT) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
+ }
+ if (val < 0) {
+ err = EGL_BAD_PARAMETER;
+ break;
+ }
+ surf->Width = val;
+ break;
+ 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;
+ case EGL_LARGEST_PBUFFER:
+ if (type != EGL_PBUFFER_BIT) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
+ }
+ surf->LargestPbuffer = !!val;
+ break;
+ /* for eglBindTexImage */
+ case EGL_TEXTURE_FORMAT:
+ if (!(type & texture_type)) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
+ }
-#endif /* EGL_VERSION_1_2 */
+ 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_TEXTURE_TARGET:
+ if (!(type & texture_type)) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
+ }
+
+ 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;
+ 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)
+ break;
}
- if (width < 0 || height < 0) {
- _eglError(EGL_BAD_ATTRIBUTE, func);
- return EGL_FALSE;
+ if (err == EGL_SUCCESS && type == EGL_PBUFFER_BIT) {
+ if ((surf->TextureTarget == EGL_NO_TEXTURE && surf->TextureFormat != EGL_NO_TEXTURE) ||
+ (surf->TextureFormat == EGL_NO_TEXTURE && surf->TextureTarget != EGL_NO_TEXTURE)) {
+ attr = surf->TextureTarget == EGL_NO_TEXTURE ? EGL_TEXTURE_TARGET : EGL_TEXTURE_FORMAT;
+ err = EGL_BAD_MATCH;
+ }
}
- memset(surf, 0, sizeof(_EGLSurface));
- surf->Config = conf;
- surf->Type = type;
- surf->Width = width;
- surf->Height = height;
- surf->TextureFormat = texFormat;
- surf->TextureTarget = texTarget;
- surf->MipmapTexture = mipmapTex;
- surf->MipmapLevel = 0;
- /* 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
+ if (err != EGL_SUCCESS)
+ _eglLog(_EGL_WARNING, "bad surface attribute 0x%04x", attr);
- return EGL_TRUE;
+ return err;
}
+/**
+ * Do error check on parameters and initialize the given _EGLSurface object.
+ * \return EGL_TRUE if no errors, EGL_FALSE otherwise.
+ */
EGLBoolean
-_eglSwapBuffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf)
+_eglInitSurface(_EGLSurface *surf, _EGLDisplay *disp, EGLint type,
+ _EGLConfig *conf, const EGLint *attrib_list,
+ void *native_surface)
{
- /* Drivers have to do the actual buffer swap. */
- return EGL_TRUE;
-}
+ const char *func;
+ EGLint renderBuffer = EGL_BACK_BUFFER;
+ EGLint swapBehavior = EGL_BUFFER_DESTROYED;
+ EGLint err;
+ /* Swap behavior can be preserved only if config supports this. */
+ if (conf->SurfaceType & EGL_SWAP_BEHAVIOR_PRESERVED_BIT)
+ swapBehavior = EGL_BUFFER_PRESERVED;
-EGLBoolean
-_eglCopyBuffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf,
- NativePixmapType target)
-{
- /* copy surface to native pixmap */
- /* All implementation burdon for this is in the device driver */
- return EGL_FALSE;
+ switch (type) {
+ case EGL_WINDOW_BIT:
+ func = "eglCreateWindowSurface";
+ swapBehavior = EGL_BUFFER_DESTROYED;
+ break;
+ case EGL_PIXMAP_BIT:
+ func = "eglCreatePixmapSurface";
+ renderBuffer = EGL_SINGLE_BUFFER;
+ break;
+ case EGL_PBUFFER_BIT:
+ func = "eglCreatePBufferSurface";
+ break;
+ 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 */
+ return _eglError(EGL_BAD_MATCH, func);
+
+ _eglInitResource(&surf->Resource, sizeof(*surf), disp);
+ surf->Type = type;
+ surf->Config = conf;
+ surf->Lost = EGL_FALSE;
+
+ 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->RequestedRenderBuffer = renderBuffer;
+ surf->ActiveRenderBuffer = renderBuffer;
+ surf->VGAlphaFormat = EGL_VG_ALPHA_FORMAT_NONPRE;
+ surf->VGColorspace = EGL_VG_COLORSPACE_sRGB;
+ surf->GLColorspace = EGL_GL_COLORSPACE_LINEAR_KHR;
+
+ surf->MipmapLevel = 0;
+ surf->MultisampleResolve = EGL_MULTISAMPLE_RESOLVE_DEFAULT;
+ surf->SwapBehavior = swapBehavior;
+
+ surf->HorizontalResolution = EGL_UNKNOWN;
+ surf->VerticalResolution = EGL_UNKNOWN;
+ surf->AspectRatio = EGL_UNKNOWN;
+
+ surf->PostSubBufferSupportedNV = EGL_FALSE;
+ surf->SetDamageRegionCalled = EGL_FALSE;
+ surf->BufferAgeRead = EGL_FALSE;
+
+ /* the default swap interval is 1 */
+ surf->SwapInterval = 1;
+
+ surf->HdrMetadata.display_primary_r.x = EGL_DONT_CARE;
+ surf->HdrMetadata.display_primary_r.y = EGL_DONT_CARE;
+ surf->HdrMetadata.display_primary_g.x = EGL_DONT_CARE;
+ surf->HdrMetadata.display_primary_g.y = EGL_DONT_CARE;
+ surf->HdrMetadata.display_primary_b.x = EGL_DONT_CARE;
+ surf->HdrMetadata.display_primary_b.y = EGL_DONT_CARE;
+ surf->HdrMetadata.white_point.x = EGL_DONT_CARE;
+ surf->HdrMetadata.white_point.y = EGL_DONT_CARE;
+ surf->HdrMetadata.max_luminance = EGL_DONT_CARE;
+ surf->HdrMetadata.min_luminance = EGL_DONT_CARE;
+ surf->HdrMetadata.max_cll = EGL_DONT_CARE;
+ surf->HdrMetadata.max_fall = EGL_DONT_CARE;
+
+ err = _eglParseSurfaceAttribList(surf, attrib_list);
+ if (err != EGL_SUCCESS)
+ return _eglError(err, func);
+
+ /* if EGL_LARGEST_PBUFFER in use, clamp width and height */
+ if (surf->LargestPbuffer) {
+ surf->Width = MIN2(surf->Width, _EGL_MAX_PBUFFER_WIDTH);
+ surf->Height = MIN2(surf->Height, _EGL_MAX_PBUFFER_HEIGHT);
+ }
+
+ surf->NativeSurface = native_surface;
+
+ return EGL_TRUE;
}
EGLBoolean
-_eglQuerySurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface,
+_eglQuerySurface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surface,
EGLint attribute, EGLint *value)
{
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
+ if (surface->Type == EGL_PBUFFER_BIT)
+ *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;
+ /* From the EGL_KHR_mutable_render_buffer spec (v12):
+ *
+ * Querying EGL_RENDER_BUFFER returns the buffer which client API
+ * rendering is requested to use. For a window surface, this is the
+ * attribute value specified when the surface was created or last set
+ * via eglSurfaceAttrib.
+ *
+ * In other words, querying a window surface returns the value most
+ * recently *requested* by the user.
+ *
+ * The paragraph continues in the EGL 1.5 spec (2014.08.27):
+ *
+ * For a pbuffer surface, it is always EGL_BACK_BUFFER . For a pixmap
+ * surface, it is always EGL_SINGLE_BUFFER . To determine the actual
+ * buffer being rendered to by a context, call eglQueryContext.
+ */
+ switch (surface->Type) {
+ default:
+ unreachable("bad EGLSurface type");
+ case EGL_WINDOW_BIT:
+ *value = surface->RequestedRenderBuffer;
+ break;
+ case EGL_PBUFFER_BIT:
+ *value = EGL_BACK_BUFFER;
+ break;
+ case EGL_PIXMAP_BIT:
+ *value = EGL_SINGLE_BUFFER;
+ break;
+ }
+ 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 */
- default:
- _eglError(EGL_BAD_ATTRIBUTE, "eglQuerySurface");
- return EGL_FALSE;
- }
-}
-
-
-/**
- * Example function - drivers should do a proper implementation.
- */
-_EGLSurface *
-_eglCreateWindowSurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
- NativeWindowType 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.
- */
-_EGLSurface *
-_eglCreatePixmapSurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
- NativePixmapType 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.
- */
-_EGLSurface *
-_eglCreatePbufferSurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
- const EGLint *attrib_list)
-{
-#if 0 /* THIS IS JUST EXAMPLE CODE */
- _EGLSurface *surf;
+ 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;
+ case EGL_GL_COLORSPACE_KHR:
+ if (!disp->Extensions.KHR_gl_colorspace)
+ return _eglError(EGL_BAD_ATTRIBUTE, "eglQuerySurface");
- surf = (_EGLSurface *) calloc(1, sizeof(_EGLSurface));
- if (!surf)
- return NULL;
+ *value = surface->GLColorspace;
+ break;
+ case EGL_POST_SUB_BUFFER_SUPPORTED_NV:
+ *value = surface->PostSubBufferSupportedNV;
+ break;
+ case EGL_BUFFER_AGE_EXT:
+ /* Both EXT_buffer_age and KHR_partial_update accept EGL_BUFFER_AGE_EXT.
+ * To be precise, the KHR one accepts EGL_BUFFER_AGE_KHR which is an
+ * alias with the same numeric value.
+ */
+ if (!disp->Extensions.EXT_buffer_age &&
+ !disp->Extensions.KHR_partial_update)
+ return _eglError(EGL_BAD_ATTRIBUTE, "eglQuerySurface");
+
+ _EGLContext *ctx = _eglGetCurrentContext();
+ EGLint result = drv->API.QueryBufferAge(drv, disp, surface);
+ /* error happened */
+ if (result < 0)
+ return EGL_FALSE;
+ if (_eglGetContextHandle(ctx) == EGL_NO_CONTEXT ||
+ ctx->DrawSurface != surface)
+ return _eglError(EGL_BAD_SURFACE, "eglQuerySurface");
- if (!_eglInitSurface(drv, surf, EGL_PBUFFER_BIT, conf, attrib_list)) {
- free(surf);
- return NULL;
+ *value = result;
+ surface->BufferAgeRead = EGL_TRUE;
+ break;
+ case EGL_SMPTE2086_DISPLAY_PRIMARY_RX_EXT:
+ *value = surface->HdrMetadata.display_primary_r.x;
+ break;
+ case EGL_SMPTE2086_DISPLAY_PRIMARY_RY_EXT:
+ *value = surface->HdrMetadata.display_primary_r.y;
+ break;
+ case EGL_SMPTE2086_DISPLAY_PRIMARY_GX_EXT:
+ *value = surface->HdrMetadata.display_primary_g.x;
+ break;
+ case EGL_SMPTE2086_DISPLAY_PRIMARY_GY_EXT:
+ *value = surface->HdrMetadata.display_primary_g.y;
+ break;
+ case EGL_SMPTE2086_DISPLAY_PRIMARY_BX_EXT:
+ *value = surface->HdrMetadata.display_primary_b.x;
+ break;
+ case EGL_SMPTE2086_DISPLAY_PRIMARY_BY_EXT:
+ *value = surface->HdrMetadata.display_primary_b.y;
+ break;
+ case EGL_SMPTE2086_WHITE_POINT_X_EXT:
+ *value = surface->HdrMetadata.white_point.x;
+ break;
+ case EGL_SMPTE2086_WHITE_POINT_Y_EXT:
+ *value = surface->HdrMetadata.white_point.y;
+ break;
+ case EGL_SMPTE2086_MAX_LUMINANCE_EXT:
+ *value = surface->HdrMetadata.max_luminance;
+ break;
+ case EGL_SMPTE2086_MIN_LUMINANCE_EXT:
+ *value = surface->HdrMetadata.min_luminance;
+ break;
+ case EGL_CTA861_3_MAX_CONTENT_LIGHT_LEVEL_EXT:
+ *value = surface->HdrMetadata.max_cll;
+ break;
+ case EGL_CTA861_3_MAX_FRAME_AVERAGE_LEVEL_EXT:
+ *value = surface->HdrMetadata.max_fall;
+ break;
+ default:
+ return _eglError(EGL_BAD_ATTRIBUTE, "eglQuerySurface");
}
- return NULL;
-#endif
- return NULL;
-}
-
-
-/**
- * Default fallback routine - drivers should usually override this.
- */
-EGLBoolean
-_eglDestroySurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf)
-{
- if (!_eglIsSurfaceBound(surf))
- free(surf);
return EGL_TRUE;
}
* Default fallback routine - drivers might override this.
*/
EGLBoolean
-_eglSurfaceAttrib(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface,
+_eglSurfaceAttrib(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surface,
EGLint attribute, EGLint value)
{
+ EGLint confval;
+ EGLint err = EGL_SUCCESS;
+ EGLint all_es_bits = EGL_OPENGL_ES_BIT |
+ EGL_OPENGL_ES2_BIT |
+ EGL_OPENGL_ES3_BIT_KHR;
+
switch (attribute) {
case EGL_MIPMAP_LEVEL:
+ confval = surface->Config->RenderableType;
+ if (!(confval & all_es_bits)) {
+ 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_RENDER_BUFFER:
+ if (!disp->Extensions.KHR_mutable_render_buffer) {
+ err = EGL_BAD_ATTRIBUTE;
+ break;
+ }
+
+ if (value != EGL_BACK_BUFFER && value != EGL_SINGLE_BUFFER) {
+ err = EGL_BAD_PARAMETER;
+ break;
+ }
+
+ /* From the EGL_KHR_mutable_render_buffer spec (v12):
+ *
+ * If attribute is EGL_RENDER_BUFFER, and the EGL_SURFACE_TYPE
+ * attribute of the EGLConfig used to create surface does not contain
+ * EGL_MUTABLE_RENDER_BUFFER_BIT_KHR, [...] an EGL_BAD_MATCH error is
+ * generated [...].
+ */
+ if (!(surface->Config->SurfaceType & EGL_MUTABLE_RENDER_BUFFER_BIT_KHR)) {
+ err = EGL_BAD_MATCH;
+ break;
+ }
+
+ surface->RequestedRenderBuffer = 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;
+ case EGL_SMPTE2086_DISPLAY_PRIMARY_RX_EXT:
+ surface->HdrMetadata.display_primary_r.x = value;
+ break;
+ case EGL_SMPTE2086_DISPLAY_PRIMARY_RY_EXT:
+ surface->HdrMetadata.display_primary_r.y = value;
+ break;
+ case EGL_SMPTE2086_DISPLAY_PRIMARY_GX_EXT:
+ surface->HdrMetadata.display_primary_g.x = value;
+ break;
+ case EGL_SMPTE2086_DISPLAY_PRIMARY_GY_EXT:
+ surface->HdrMetadata.display_primary_g.y = value;
+ break;
+ case EGL_SMPTE2086_DISPLAY_PRIMARY_BX_EXT:
+ surface->HdrMetadata.display_primary_b.x = value;
+ break;
+ case EGL_SMPTE2086_DISPLAY_PRIMARY_BY_EXT:
+ surface->HdrMetadata.display_primary_b.y = value;
+ break;
+ case EGL_SMPTE2086_WHITE_POINT_X_EXT:
+ surface->HdrMetadata.white_point.x = value;
+ break;
+ case EGL_SMPTE2086_WHITE_POINT_Y_EXT:
+ surface->HdrMetadata.white_point.y = value;
+ break;
+ case EGL_SMPTE2086_MAX_LUMINANCE_EXT:
+ surface->HdrMetadata.max_luminance = value;
+ break;
+ case EGL_SMPTE2086_MIN_LUMINANCE_EXT:
+ surface->HdrMetadata.min_luminance = value;
+ break;
+ case EGL_CTA861_3_MAX_CONTENT_LIGHT_LEVEL_EXT:
+ surface->HdrMetadata.max_cll = value;
+ break;
+ case EGL_CTA861_3_MAX_FRAME_AVERAGE_LEVEL_EXT:
+ surface->HdrMetadata.max_fall = 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;
}
EGLBoolean
-_eglBindTexImage(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface,
+_eglBindTexImage(_EGLDriver *drv, _EGLDisplay *disp, _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) {
- _eglError(EGL_BAD_SURFACE, "eglBindTexImage");
- return EGL_FALSE;
- }
+ if (disp->Extensions.NOK_texture_from_pixmap)
+ texture_type |= EGL_PIXMAP_BIT;
- if (surface->TextureFormat == EGL_NO_TEXTURE) {
- _eglError(EGL_BAD_MATCH, "eglBindTexImage");
- return EGL_FALSE;
- }
+ if (!(surface->Type & texture_type))
+ return _eglError(EGL_BAD_SURFACE, "eglBindTexImage");
- if (buffer != EGL_BACK_BUFFER) {
- _eglError(EGL_BAD_PARAMETER, "eglBindTexImage");
- return EGL_FALSE;
- }
+ if (surface->TextureFormat == EGL_NO_TEXTURE)
+ return _eglError(EGL_BAD_MATCH, "eglBindTexImage");
+
+ if (surface->TextureTarget == EGL_NO_TEXTURE)
+ return _eglError(EGL_BAD_MATCH, "eglBindTexImage");
+
+ if (buffer != EGL_BACK_BUFFER)
+ return _eglError(EGL_BAD_PARAMETER, "eglBindTexImage");
surface->BoundToTexture = EGL_TRUE;
return EGL_TRUE;
}
-
EGLBoolean
-_eglReleaseTexImage(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface,
+_eglReleaseTexImage(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf,
EGLint buffer)
{
/* Just do basic error checking and return success/fail.
* Drivers must implement the real stuff.
*/
- if (surface->Type != EGL_PBUFFER_BIT) {
- _eglError(EGL_BAD_SURFACE, "eglBindTexImage");
- return EGL_FALSE;
- }
+ EGLint texture_type = EGL_PBUFFER_BIT;
- if (surface->TextureFormat == EGL_NO_TEXTURE) {
- _eglError(EGL_BAD_MATCH, "eglBindTexImage");
- return EGL_FALSE;
- }
+ if (surf == EGL_NO_SURFACE)
+ return _eglError(EGL_BAD_SURFACE, "eglReleaseTexImage");
- if (buffer != EGL_BACK_BUFFER) {
- _eglError(EGL_BAD_PARAMETER, "eglReleaseTexImage");
- return EGL_FALSE;
+ if (!surf->BoundToTexture)
+ {
+ /* Not an error, simply nothing to do */
+ return EGL_TRUE;
}
- if (!surface->BoundToTexture) {
- _eglError(EGL_BAD_SURFACE, "eglReleaseTexImage");
- return EGL_FALSE;
- }
+ if (surf->TextureFormat == EGL_NO_TEXTURE)
+ return _eglError(EGL_BAD_MATCH, "eglReleaseTexImage");
- surface->BoundToTexture = EGL_FALSE;
+ if (buffer != EGL_BACK_BUFFER)
+ return _eglError(EGL_BAD_PARAMETER, "eglReleaseTexImage");
+
+ if (disp->Extensions.NOK_texture_from_pixmap)
+ texture_type |= EGL_PIXMAP_BIT;
+
+ if (!(surf->Type & texture_type))
+ return _eglError(EGL_BAD_SURFACE, "eglReleaseTexImage");
+
+ surf->BoundToTexture = EGL_FALSE;
return EGL_TRUE;
}
EGLBoolean
-_eglSwapInterval(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf,
+_eglSwapInterval(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf,
EGLint interval)
{
- _eglClampSwapInterval(surf, interval);
return EGL_TRUE;
}
-
-#ifdef EGL_VERSION_1_2
-
-/**
- * Example function - drivers should do a proper implementation.
- */
-_EGLSurface *
-_eglCreatePbufferFromClientBuffer(_EGLDriver *drv, _EGLDisplay *dpy,
- EGLenum buftype, EGLClientBuffer buffer,
- _EGLConfig *conf, const EGLint *attrib_list)
+EGLBoolean
+_eglSurfaceHasMutableRenderBuffer(_EGLSurface *surf)
{
- if (buftype != EGL_OPENVG_IMAGE) {
- _eglError(EGL_BAD_PARAMETER, "eglCreatePbufferFromClientBuffer");
- return NULL;
- }
-
- return NULL;
+ return surf->Type == EGL_WINDOW_BIT &&
+ surf->Config &&
+ (surf->Config->SurfaceType & EGL_MUTABLE_RENDER_BUFFER_BIT_KHR);
}
-#endif /* EGL_VERSION_1_2 */
+EGLBoolean
+_eglSurfaceInSharedBufferMode(_EGLSurface *surf)
+{
+ return _eglSurfaceHasMutableRenderBuffer(surf) &&
+ surf->ActiveRenderBuffer == EGL_SINGLE_BUFFER;
+}