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Diffstat (limited to 'src/egl/main/eglconfig.c')
-rw-r--r--src/egl/main/eglconfig.c225
1 files changed, 72 insertions, 153 deletions
diff --git a/src/egl/main/eglconfig.c b/src/egl/main/eglconfig.c
index 01e7144d40a..4d313a9bb5b 100644
--- a/src/egl/main/eglconfig.c
+++ b/src/egl/main/eglconfig.c
@@ -24,20 +24,18 @@
* IDs are from 1 to N respectively.
*/
void
-_eglInitConfig(_EGLConfig *config, _EGLDisplay *dpy, EGLint id)
+_eglInitConfig(_EGLConfig *conf, _EGLDisplay *dpy, EGLint id)
{
- memset(config, 0, sizeof(*config));
+ memset(conf, 0, sizeof(*conf));
- config->Display = dpy;
+ conf->Display = dpy;
/* some attributes take non-zero default values */
- SET_CONFIG_ATTRIB(config, EGL_CONFIG_ID, id);
- SET_CONFIG_ATTRIB(config, EGL_CONFIG_CAVEAT, EGL_NONE);
- SET_CONFIG_ATTRIB(config, EGL_TRANSPARENT_TYPE, EGL_NONE);
- SET_CONFIG_ATTRIB(config, EGL_NATIVE_VISUAL_TYPE, EGL_NONE);
-#ifdef EGL_VERSION_1_2
- SET_CONFIG_ATTRIB(config, EGL_COLOR_BUFFER_TYPE, EGL_RGB_BUFFER);
-#endif /* EGL_VERSION_1_2 */
+ conf->ConfigID = id;
+ conf->ConfigCaveat = EGL_NONE;
+ conf->TransparentType = EGL_NONE;
+ conf->NativeVisualType = EGL_NONE;
+ conf->ColorBufferType = EGL_RGB_BUFFER;
}
@@ -51,7 +49,7 @@ EGLConfig
_eglAddConfig(_EGLDisplay *dpy, _EGLConfig *conf)
{
/* sanity check */
- assert(GET_CONFIG_ATTRIB(conf, EGL_CONFIG_ID) > 0);
+ assert(conf->ConfigID > 0);
if (!dpy->Configs) {
dpy->Configs = _eglCreateArray("Config", 16);
@@ -104,6 +102,7 @@ static const struct {
EGLint default_value;
} _eglValidationTable[] =
{
+ /* core */
{ EGL_BUFFER_SIZE, ATTRIB_TYPE_INTEGER,
ATTRIB_CRITERION_ATLEAST,
0 },
@@ -200,22 +199,13 @@ static const struct {
{ EGL_TRANSPARENT_BLUE_VALUE, ATTRIB_TYPE_INTEGER,
ATTRIB_CRITERION_EXACT,
EGL_DONT_CARE },
- /* these are not real attributes */
{ EGL_MATCH_NATIVE_PIXMAP, ATTRIB_TYPE_PSEUDO,
ATTRIB_CRITERION_SPECIAL,
EGL_NONE },
- /* there is a gap before EGL_SAMPLES */
- { 0x3030, ATTRIB_TYPE_PSEUDO,
- ATTRIB_CRITERION_IGNORE,
- 0 },
- { EGL_NONE, ATTRIB_TYPE_PSEUDO,
- ATTRIB_CRITERION_IGNORE,
- 0 },
-
+ /* extensions */
{ EGL_Y_INVERTED_NOK, ATTRIB_TYPE_BOOLEAN,
ATTRIB_CRITERION_EXACT,
- EGL_DONT_CARE },
-
+ EGL_DONT_CARE }
};
@@ -232,18 +222,13 @@ _eglValidateConfig(const _EGLConfig *conf, EGLBoolean for_matching)
{
EGLint i, attr, val;
EGLBoolean valid = EGL_TRUE;
- EGLint red_size = 0, green_size = 0, blue_size = 0, luminance_size = 0;
- EGLint alpha_size = 0, buffer_size = 0;
-
- /* all attributes should have been listed */
- assert(ARRAY_SIZE(_eglValidationTable) == _EGL_CONFIG_NUM_ATTRIBS);
/* check attributes by their types */
for (i = 0; i < ARRAY_SIZE(_eglValidationTable); i++) {
EGLint mask;
attr = _eglValidationTable[i].attr;
- val = GET_CONFIG_ATTRIB(conf, attr);
+ val = _eglGetConfigKey(conf, attr);
switch (_eglValidationTable[i].type) {
case ATTRIB_TYPE_INTEGER:
@@ -255,30 +240,14 @@ _eglValidateConfig(const _EGLConfig *conf, EGLBoolean for_matching)
break;
case EGL_SAMPLE_BUFFERS:
/* there can be at most 1 sample buffer */
- if (val > 1)
+ if (val > 1 || val < 0)
valid = EGL_FALSE;
break;
- case EGL_RED_SIZE:
- red_size = val;
- break;
- case EGL_GREEN_SIZE:
- green_size = val;
- break;
- case EGL_BLUE_SIZE:
- blue_size = val;
- break;
- case EGL_LUMINANCE_SIZE:
- luminance_size = val;
- break;
- case EGL_ALPHA_SIZE:
- alpha_size = val;
- break;
- case EGL_BUFFER_SIZE:
- buffer_size = val;
+ default:
+ if (val < 0)
+ valid = EGL_FALSE;
break;
}
- if (val < 0)
- valid = EGL_FALSE;
break;
case ATTRIB_TYPE_BOOLEAN:
if (val != EGL_TRUE && val != EGL_FALSE)
@@ -366,17 +335,18 @@ _eglValidateConfig(const _EGLConfig *conf, EGLBoolean for_matching)
/* now check for conflicting attribute values */
- switch (GET_CONFIG_ATTRIB(conf, EGL_COLOR_BUFFER_TYPE)) {
+ switch (conf->ColorBufferType) {
case EGL_RGB_BUFFER:
- if (luminance_size)
+ if (conf->LuminanceSize)
valid = EGL_FALSE;
- if (red_size + green_size + blue_size + alpha_size != buffer_size)
+ if (conf->RedSize + conf->GreenSize +
+ conf->BlueSize + conf->AlphaSize != conf->BufferSize)
valid = EGL_FALSE;
break;
case EGL_LUMINANCE_BUFFER:
- if (red_size || green_size || blue_size)
+ if (conf->RedSize || conf->GreenSize || conf->BlueSize)
valid = EGL_FALSE;
- if (luminance_size + alpha_size != buffer_size)
+ if (conf->LuminanceSize + conf->AlphaSize != conf->BufferSize)
valid = EGL_FALSE;
break;
}
@@ -385,23 +355,19 @@ _eglValidateConfig(const _EGLConfig *conf, EGLBoolean for_matching)
return EGL_FALSE;
}
- val = GET_CONFIG_ATTRIB(conf, EGL_SAMPLE_BUFFERS);
- if (!val && GET_CONFIG_ATTRIB(conf, EGL_SAMPLES))
+ if (!conf->SampleBuffers && conf->Samples)
valid = EGL_FALSE;
if (!valid) {
_eglLog(_EGL_DEBUG, "conflicting samples and sample buffers");
return EGL_FALSE;
}
- val = GET_CONFIG_ATTRIB(conf, EGL_SURFACE_TYPE);
- if (!(val & EGL_WINDOW_BIT)) {
- if (GET_CONFIG_ATTRIB(conf, EGL_NATIVE_VISUAL_ID) != 0 ||
- GET_CONFIG_ATTRIB(conf, EGL_NATIVE_VISUAL_TYPE) != EGL_NONE)
+ if (!(conf->SurfaceType & EGL_WINDOW_BIT)) {
+ if (conf->NativeVisualID != 0 || conf->NativeVisualType != EGL_NONE)
valid = EGL_FALSE;
}
- if (!(val & EGL_PBUFFER_BIT)) {
- if (GET_CONFIG_ATTRIB(conf, EGL_BIND_TO_TEXTURE_RGB) ||
- GET_CONFIG_ATTRIB(conf, EGL_BIND_TO_TEXTURE_RGBA))
+ if (!(conf->SurfaceType & EGL_PBUFFER_BIT)) {
+ if (conf->BindToTextureRGB || conf->BindToTextureRGBA)
valid = EGL_FALSE;
}
if (!valid) {
@@ -433,11 +399,11 @@ _eglMatchConfig(const _EGLConfig *conf, const _EGLConfig *criteria)
continue;
attr = _eglValidationTable[i].attr;
- cmp = GET_CONFIG_ATTRIB(criteria, attr);
+ cmp = _eglGetConfigKey(criteria, attr);
if (cmp == EGL_DONT_CARE)
continue;
- val = GET_CONFIG_ATTRIB(conf, attr);
+ val = _eglGetConfigKey(conf, attr);
switch (_eglValidationTable[i].criterion) {
case ATTRIB_CRITERION_EXACT:
if (val != cmp)
@@ -478,16 +444,11 @@ _eglMatchConfig(const _EGLConfig *conf, const _EGLConfig *criteria)
static INLINE EGLBoolean
_eglIsConfigAttribValid(_EGLConfig *conf, EGLint attr)
{
- if (_eglIndexConfig(conf, attr) < 0)
+ if (_eglOffsetOfConfig(attr) < 0)
return EGL_FALSE;
- /* there are some holes in the range */
switch (attr) {
- case 0x3030 /* a gap before EGL_SAMPLES */:
- case EGL_NONE:
-#ifdef EGL_VERSION_1_4
case EGL_MATCH_NATIVE_PIXMAP:
-#endif
return EGL_FALSE;
case EGL_Y_INVERTED_NOK:
return conf->Display->Extensions.NOK_texture_from_pixmap;
@@ -506,15 +467,12 @@ EGLBoolean
_eglParseConfigAttribList(_EGLConfig *conf, const EGLint *attrib_list)
{
EGLint attr, val, i;
- EGLint config_id = 0, level = 0;
- EGLBoolean has_native_visual_type = EGL_FALSE;
- EGLBoolean has_transparent_color = EGL_FALSE;
/* reset to default values */
for (i = 0; i < ARRAY_SIZE(_eglValidationTable); i++) {
attr = _eglValidationTable[i].attr;
val = _eglValidationTable[i].default_value;
- SET_CONFIG_ATTRIB(conf, attr, val);
+ _eglSetConfigKey(conf, attr, val);
}
/* parse the list */
@@ -524,59 +482,33 @@ _eglParseConfigAttribList(_EGLConfig *conf, const EGLint *attrib_list)
if (!_eglIsConfigAttribValid(conf, attr))
return EGL_FALSE;
-
- SET_CONFIG_ATTRIB(conf, attr, val);
- /* rememeber some attributes for post-processing */
- switch (attr) {
- case EGL_CONFIG_ID:
- config_id = val;
- break;
- case EGL_LEVEL:
- level = val;
- break;
- case EGL_NATIVE_VISUAL_TYPE:
- has_native_visual_type = EGL_TRUE;
- break;
- case EGL_TRANSPARENT_RED_VALUE:
- case EGL_TRANSPARENT_GREEN_VALUE:
- case EGL_TRANSPARENT_BLUE_VALUE:
- has_transparent_color = EGL_TRUE;
- break;
- default:
- break;
- }
+ _eglSetConfigKey(conf, attr, val);
}
if (!_eglValidateConfig(conf, EGL_TRUE))
return EGL_FALSE;
/* the spec says that EGL_LEVEL cannot be EGL_DONT_CARE */
- if (level == EGL_DONT_CARE)
+ if (conf->Level == EGL_DONT_CARE)
return EGL_FALSE;
/* ignore other attributes when EGL_CONFIG_ID is given */
- if (config_id > 0) {
- _eglResetConfigKeys(conf, EGL_DONT_CARE);
- SET_CONFIG_ATTRIB(conf, EGL_CONFIG_ID, config_id);
+ if (conf->ConfigID > 0) {
+ for (i = 0; i < ARRAY_SIZE(_eglValidationTable); i++) {
+ attr = _eglValidationTable[i].attr;
+ if (attr != EGL_CONFIG_ID)
+ _eglSetConfigKey(conf, attr, EGL_DONT_CARE);
+ }
}
else {
- if (has_native_visual_type) {
- val = GET_CONFIG_ATTRIB(conf, EGL_SURFACE_TYPE);
- if (!(val & EGL_WINDOW_BIT))
- SET_CONFIG_ATTRIB(conf, EGL_NATIVE_VISUAL_TYPE, EGL_DONT_CARE);
- }
+ if (!(conf->SurfaceType & EGL_WINDOW_BIT))
+ conf->NativeVisualType = EGL_DONT_CARE;
- if (has_transparent_color) {
- val = GET_CONFIG_ATTRIB(conf, EGL_TRANSPARENT_TYPE);
- if (val == EGL_NONE) {
- SET_CONFIG_ATTRIB(conf, EGL_TRANSPARENT_RED_VALUE,
- EGL_DONT_CARE);
- SET_CONFIG_ATTRIB(conf, EGL_TRANSPARENT_GREEN_VALUE,
- EGL_DONT_CARE);
- SET_CONFIG_ATTRIB(conf, EGL_TRANSPARENT_BLUE_VALUE,
- EGL_DONT_CARE);
- }
+ if (conf->TransparentType == EGL_NONE) {
+ conf->TransparentRedValue = EGL_DONT_CARE;
+ conf->TransparentGreenValue = EGL_DONT_CARE;
+ conf->TransparentBlueValue = EGL_DONT_CARE;
}
}
@@ -610,7 +542,6 @@ _eglCompareConfigs(const _EGLConfig *conf1, const _EGLConfig *conf2,
EGL_ALPHA_MASK_SIZE,
};
EGLint val1, val2;
- EGLBoolean rgb_buffer;
EGLint i;
if (conf1 == conf2)
@@ -619,44 +550,41 @@ _eglCompareConfigs(const _EGLConfig *conf1, const _EGLConfig *conf2,
/* the enum values have the desired ordering */
assert(EGL_NONE < EGL_SLOW_CONFIG);
assert(EGL_SLOW_CONFIG < EGL_NON_CONFORMANT_CONFIG);
- val1 = GET_CONFIG_ATTRIB(conf1, EGL_CONFIG_CAVEAT);
- val2 = GET_CONFIG_ATTRIB(conf2, EGL_CONFIG_CAVEAT);
- if (val1 != val2)
- return (val1 - val2);
+ val1 = conf1->ConfigCaveat - conf2->ConfigCaveat;
+ if (val1)
+ return val1;
/* the enum values have the desired ordering */
assert(EGL_RGB_BUFFER < EGL_LUMINANCE_BUFFER);
- val1 = GET_CONFIG_ATTRIB(conf1, EGL_COLOR_BUFFER_TYPE);
- val2 = GET_CONFIG_ATTRIB(conf2, EGL_COLOR_BUFFER_TYPE);
- if (val1 != val2)
- return (val1 - val2);
- rgb_buffer = (val1 == EGL_RGB_BUFFER);
+ val1 = conf1->ColorBufferType - conf2->ColorBufferType;
+ if (val1)
+ return val1;
if (criteria) {
val1 = val2 = 0;
- if (rgb_buffer) {
- if (GET_CONFIG_ATTRIB(criteria, EGL_RED_SIZE) > 0) {
- val1 += GET_CONFIG_ATTRIB(conf1, EGL_RED_SIZE);
- val2 += GET_CONFIG_ATTRIB(conf2, EGL_RED_SIZE);
+ if (conf1->ColorBufferType == EGL_RGB_BUFFER) {
+ if (criteria->RedSize > 0) {
+ val1 += conf1->RedSize;
+ val2 += conf2->RedSize;
}
- if (GET_CONFIG_ATTRIB(criteria, EGL_GREEN_SIZE) > 0) {
- val1 += GET_CONFIG_ATTRIB(conf1, EGL_GREEN_SIZE);
- val2 += GET_CONFIG_ATTRIB(conf2, EGL_GREEN_SIZE);
+ if (criteria->GreenSize > 0) {
+ val1 += conf1->GreenSize;
+ val2 += conf2->GreenSize;
}
- if (GET_CONFIG_ATTRIB(criteria, EGL_BLUE_SIZE) > 0) {
- val1 += GET_CONFIG_ATTRIB(conf1, EGL_BLUE_SIZE);
- val2 += GET_CONFIG_ATTRIB(conf2, EGL_BLUE_SIZE);
+ if (criteria->BlueSize > 0) {
+ val1 += conf1->BlueSize;
+ val2 += conf2->BlueSize;
}
}
else {
- if (GET_CONFIG_ATTRIB(criteria, EGL_LUMINANCE_SIZE) > 0) {
- val1 += GET_CONFIG_ATTRIB(conf1, EGL_LUMINANCE_SIZE);
- val2 += GET_CONFIG_ATTRIB(conf2, EGL_LUMINANCE_SIZE);
+ if (criteria->LuminanceSize > 0) {
+ val1 += conf1->LuminanceSize;
+ val2 += conf2->LuminanceSize;
}
}
- if (GET_CONFIG_ATTRIB(criteria, EGL_ALPHA_SIZE) > 0) {
- val1 += GET_CONFIG_ATTRIB(conf1, EGL_ALPHA_SIZE);
- val2 += GET_CONFIG_ATTRIB(conf2, EGL_ALPHA_SIZE);
+ if (criteria->AlphaSize > 0) {
+ val1 += conf1->AlphaSize;
+ val2 += conf2->AlphaSize;
}
}
else {
@@ -669,24 +597,15 @@ _eglCompareConfigs(const _EGLConfig *conf1, const _EGLConfig *conf2,
return (val2 - val1);
for (i = 0; i < ARRAY_SIZE(compare_attribs); i++) {
- val1 = GET_CONFIG_ATTRIB(conf1, compare_attribs[i]);
- val2 = GET_CONFIG_ATTRIB(conf2, compare_attribs[i]);
+ val1 = _eglGetConfigKey(conf1, compare_attribs[i]);
+ val2 = _eglGetConfigKey(conf2, compare_attribs[i]);
if (val1 != val2)
return (val1 - val2);
}
/* EGL_NATIVE_VISUAL_TYPE cannot be compared here */
- if (compare_id) {
- val1 = GET_CONFIG_ATTRIB(conf1, EGL_CONFIG_ID);
- val2 = GET_CONFIG_ATTRIB(conf2, EGL_CONFIG_ID);
- assert(val1 != val2);
- }
- else {
- val1 = val2 = 0;
- }
-
- return (val1 - val2);
+ return (compare_id) ? (conf1->ConfigID - conf2->ConfigID) : 0;
}
@@ -802,7 +721,7 @@ _eglGetConfigAttrib(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
if (!value)
return _eglError(EGL_BAD_PARAMETER, "eglGetConfigAttrib");
- *value = GET_CONFIG_ATTRIB(conf, attribute);
+ *value = _eglGetConfigKey(conf, attribute);
return EGL_TRUE;
}