#fun get_configs: nullable Array[EGLConfig] import Array[EGLConfig].with_native `{
# Returns some configs compatible with the specified `attributes`
- fun choose_configs(attribs: Array[Int]): nullable Array[EGLConfig] import Array[Int].length, Array[Int].[], Array[EGLConfig], Array[EGLConfig].add, Array[EGLConfig] as nullable, report_egl_error `{
+ fun choose_configs(attribs: Array[Int]): nullable Array[EGLConfig] import Array[Int].length, Array[Int].[], Array[EGLConfig], Array[EGLConfig].add, Array[EGLConfig].as nullable, report_egl_error `{
EGLConfig *configs;
int n_configs;
int n_attribs = Array_of_Int_length(attribs);
end
private fun query_string(name: Int): String import NativeString.to_s `{
- return (void*)(long)NativeString_to_s(eglQueryString(recv, name));
+ return NativeString_to_s((char *)eglQueryString(recv, name));
`}
fun vendor: String do return query_string("3053".to_hex)
var display: EGLDisplay
var config: EGLConfig
+ fun buffer_size: Int do return display.config_attrib(config, "3020".to_hex)
fun alpha_size: Int do return display.config_attrib(config, "3021".to_hex)
+ fun blue_size: Int do return display.config_attrib(config, "3022".to_hex)
+ fun green_size: Int do return display.config_attrib(config, "3023".to_hex)
+ fun red_size: Int do return display.config_attrib(config, "3024".to_hex)
+ fun depth_size: Int do return display.config_attrib(config, "3025".to_hex)
+ fun stencil_size: Int do return display.config_attrib(config, "3026".to_hex)
+
fun native_visual_id: Int do return display.config_attrib(config, "302E".to_hex)
fun native_visual_type: Int do return display.config_attrib(config, "302F".to_hex)
+
+ fun caveat: EGLConfigCaveat do
+ return new EGLConfigCaveat.from_i(display.config_attrib(config, "3027".to_hex))
+ end
+
+ fun conformant: EGLConformant do
+ return new EGLConformant.from_i(display.config_attrib(config, "3042".to_hex))
+ end
+end
+
+extern class EGLConfigCaveat `{ EGLint `}
+ new from_i(val: Int) `{ return (EGLint)val; `}
+ fun to_i: Int `{ return recv; `}
+
+ new none `{ return EGL_NONE; `}
+ fun is_none: Bool `{ return recv == EGL_NONE; `}
+
+ new dont_care `{ return EGL_DONT_CARE; `}
+ fun is_dont_care: Bool `{ return recv == EGL_DONT_CARE; `}
+
+ new slow `{ return EGL_SLOW_CONFIG; `}
+ fun is_slow: Bool `{ return recv == EGL_SLOW_CONFIG; `}
+
+ # Obselete since EGL 1.3, use EGL_CONFORMANT instead
+ new non_conformant `{ return EGL_NON_CONFORMANT_CONFIG; `}
+ fun is_non_conformant: Bool `{ return recv == EGL_NON_CONFORMANT_CONFIG; `}
+
+ redef fun to_s
+ do
+ if is_none then return "EGL_NONE"
+ if is_dont_care then return "EGL_DONT_CARE"
+ if is_slow then return "EGL_SLOW_CONFIG"
+ if is_non_conformant then return "EGL_NON_CONFORMANT"
+ return "Unknown or invalid value"
+ end
+end
+
+extern class EGLConformant `{ EGLint `}
+ new `{ return (EGLint)0; `}
+ new from_i(val: Int) `{ return (EGLint)val; `}
+ fun to_i: Int `{ return recv; `}
+
+ fun opengl: Bool `{ return recv & EGL_OPENGL_BIT; `}
+ fun with_opengl: EGLConformant `{ return recv | EGL_OPENGL_BIT; `}
+
+ fun opengl_es: Bool `{ return recv & EGL_OPENGL_ES_BIT; `}
+ fun with_opengl_es: EGLConformant `{ return recv | EGL_OPENGL_ES_BIT; `}
+
+ fun opengl_es2: Bool `{ return recv & EGL_OPENGL_ES2_BIT; `}
+ fun with_opengl_es2: EGLConformant `{ return recv | EGL_OPENGL_ES2_BIT; `}
+
+ fun openvg: Bool `{ return recv & EGL_OPENVG_BIT; `}
+ fun with_openvg: EGLConformant `{ return recv | EGL_OPENVG_BIT; `}
+
+ fun to_a: Array[String]
+ do
+ var features = new Array[String]
+ if opengl then features.add("OpenGL")
+ if opengl_es then features.add("OpenGL ES")
+ if opengl_es2 then features.add("OpenGL ES2")
+ if openvg then features.add("OpenVG")
+ return features
+ end
+
+ redef fun to_s do return to_a.join(", ")
end
# Attributes of a surface for a given EGL display
fun green_size=(size: Int) do insert_attrib_with_val("3023".to_hex, size)
fun red_size=(size: Int) do insert_attrib_with_val("3024".to_hex, size)
+ fun buffer_size=(size: Int) do insert_attrib_with_val("3020".to_hex, size)
fun alpha_size=(size: Int) do insert_attrib_with_val("3021".to_hex, size)
fun depth_size=(size: Int) do insert_attrib_with_val("3025".to_hex, size)
fun stencil_size=(size: Int) do insert_attrib_with_val("3026".to_hex, size)
fun sample_buffers=(size: Int) do insert_attrib_with_val("3031".to_hex, size)
+ fun caveat=(caveat: EGLConfigCaveat) do insert_attrib_with_val("3050".to_hex, caveat.to_i)
+
+ fun conformant=(conformant: EGLConformant) do insert_attrib_with_val("3042".to_hex, conformant.to_i)
+
fun choose(display: EGLDisplay): nullable Array[EGLConfig]
do
assert closed else print "EGLConfigChooser not closed."