Implement the GL11ExtensionPack APIs. (e44e45c4) · Commits · e / os / android_frameworks_native-old

opengl/tools/glgen/specs/jsr239/glspec-1.1extpack

+4 −4

Original line number	Diff line number	Diff line
		@@ -7,14 +7,14 @@ void glBlendFuncSeparate ( GLint srcRGB, GLint dstRGB, GLint srcAlpha, GLint dst
		GLint glCheckFramebufferStatusOES ( GLint target )
		void glCompressedTexImage2D ( GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLsizei imageSize, const GLvoid *data )
		void glCopyTexImage2D ( GLint target, GLint level, GLint internalformat, GLint x, GLint y, GLint width, GLint height, GLint border )
		void glDeleteFramebuffersOES ( GLint n, GLint *framebuffers )
		void glDeleteRenderbuffersOES ( GLint n, GLint *renderbuffers )
		void glDeleteFramebuffersOES ( GLint n, GLuint *framebuffers )
		void glDeleteRenderbuffersOES ( GLint n, GLuint *renderbuffers )
		void glEnable ( GLint cap )
		void glFramebufferRenderbufferOES ( GLint target, GLint attachment, GLint renderbuffertarget, GLint renderbuffer )
		void glFramebufferTexture2DOES ( GLint target, GLint attachment, GLint textarget, GLint texture, GLint level )
		void glGenerateMipmapOES ( GLint target )
		void glGenFramebuffersOES ( GLint n, GLint *framebuffers )
		void glGenRenderbuffersOES ( GLint n, GLint *renderbuffers )
		void glGenFramebuffersOES ( GLint n, GLuint *framebuffers )
		void glGenRenderbuffersOES ( GLint n, GLuint *renderbuffers )
		void glGetFramebufferAttachmentParameterivOES ( GLint target, GLint attachment, GLint pname, GLint *params )
		void glGetIntegerv ( GLint pname, GLint *params )
		void glGetRenderbufferParameterivOES ( GLint target, GLint pname, GLint *params )

opengl/tools/glgen/specs/jsr239/glspec-checks

+24 −24

Original line number	Diff line number	Diff line
		@@ -29,28 +29,28 @@ glDrawTexfvOES check coords 5
		glDrawTexivOES check coords 5
		glDrawTexsvOES check coords 5
		glDrawTexxvOES check coords 5
		glBindFramebufferOES unsupported
		glBindRenderbufferOES unsupported
		glBlendEquation unsupported
		glBlendEquationSeparate unsupported
		glBlendFuncSeparate unsupported
		glCheckFramebufferStatusOES unsupported return 0
		glDeleteFramebuffersOES unsupported
		glDeleteRenderbuffersOES unsupported
		glFramebufferRenderbufferOES unsupported
		glFramebufferStorageOES unsupported
		glFramebufferTexture2DOES unsupported
		glGenFramebuffersOES unsupported
		glGenRenderbuffersOES unsupported
		glGenerateMipmapOES unsupported
		glBindFramebufferOES requires OES_framebuffer_object
		glBindRenderbufferOES requires OES_framebuffer_object
		glBlendEquation requires OES_blend_subtract
		glBlendEquationSeparate requires OES_blend_equation_separate
		glBlendFuncSeparate requires OES_blend_equation_separate
		glCheckFramebufferStatusOES requires OES_framebuffer_object return 0
		glDeleteFramebuffersOES requires OES_framebuffer_object check framebuffers n
		glDeleteRenderbuffersOES requires OES_framebuffer_object check renderbuffers n
		glFramebufferRenderbufferOES requires OES_framebuffer_object
		glFramebufferStorageOES requires OES_framebuffer_object
		glFramebufferTexture2DOES requires OES_framebuffer_object
		glGenFramebuffersOES requires OES_framebuffer_object check framebuffers n
		glGenRenderbuffersOES requires OES_framebuffer_object check renderbuffers n
		glGenerateMipmapOES requires OES_framebuffer_object
		glGetFramebufferAttachmentParameterivOES requires OES_framebuffer_object
		glGetRenderbufferParameterivOES requires OES_framebuffer_object
		glIsFramebufferOES requires OES_framebuffer_object return JNI_FALSE
		glIsRenderbufferOES requires OES_framebuffer_object return JNI_FALSE
		glRenderbufferStorageOES requires OES_framebuffer_object
		glGetTexGen requires OES_texture_cube_map
		glTexGen requires OES_texture_cube_map
		glTexGenf requires OES_texture_cube_map
		glTexGeni requires OES_texture_cube_map
		glTexGenx requires OES_texture_cube_map
		glGetBufferParameter unsupported
		glGetFramebufferAttachmentParameterivOES unsupported
		glGetRenderbufferParameterivOES unsupported
		glGetTexGen unsupported
		glIsFramebufferOES unsupported return JNI_FALSE
		glIsRenderbufferOES unsupported return JNI_FALSE
		glRenderbufferStorageOES unsupported return false
		glTexGen unsupported
		glTexGenf unsupported
		glTexGeni unsupported
		glTexGenx unsupported

opengl/tools/glgen/src/JniCodeEmitter.java

+54 −2

Original line number	Diff line number	Diff line
		@@ -211,6 +211,8 @@ public class JniCodeEmitter {
		index += 5;
		} else if (checks[index].equals("unsupported")) {
		index += 1;
		} else if (checks[index].equals("requires")) {
		index += 2;
		} else if (checks[index].equals("nullAllowed")) {
		return true;
		} else {
		@@ -243,6 +245,8 @@ public class JniCodeEmitter {
		index += 5;
		} else if (checks[index].equals("unsupported")) {
		index += 1;
		} else if (checks[index].equals("requires")) {
		index += 2;
		} else if (checks[index].equals("nullAllowed")) {
		index += 1;
		} else {
		@@ -263,6 +267,8 @@ public class JniCodeEmitter {
		while (index < checks.length) {
		if (checks[index].equals("unsupported")) {
		return true;
		} else if (checks[index].equals("requires")) {
		index += 2;
		} else if (checks[index].equals("return")) {
		index += 2;
		} else if (checks[index].startsWith("check")) {
		@@ -281,6 +287,33 @@ public class JniCodeEmitter {
		return false;
		}

		String isRequiresFunc(CFunc cfunc) {
		String[] checks = mChecker.getChecks(cfunc.getName());
		int index = 1;
		if (checks != null) {
		while (index < checks.length) {
		if (checks[index].equals("unsupported")) {
		index += 1;
		} else if (checks[index].equals("requires")) {
		return checks[index+1];
		} else if (checks[index].equals("return")) {
		index += 2;
		} else if (checks[index].startsWith("check")) {
		index += 3;
		} else if (checks[index].equals("ifcheck")) {
		index += 5;
		} else if (checks[index].equals("nullAllowed")) {
		index += 1;
		} else {
		System.out.println("Error: unknown keyword \"" +
		checks[index] + "\"");
		System.exit(0);
		}
		}
		}
		return null;
		}

		void emitNativeBoundsChecks(CFunc cfunc, String cname, PrintStream out,
		boolean isBuffer, boolean emitExceptionCheck, String offset, String remaining, String iii) {

		@@ -365,6 +398,9 @@ public class JniCodeEmitter {
		} else if (checks[index].equals("unsupported")) {
		// ignore
		index += 1;
		} else if (checks[index].equals("requires")) {
		// ignore
		index += 2;
		} else if (checks[index].equals("nullAllowed")) {
		// ignore
		index += 1;
		@@ -777,6 +813,22 @@ public class JniCodeEmitter {
		return;
		}

		String requiresExtension = isRequiresFunc(cfunc);
		if (requiresExtension != null) {
		out.println(indent +
		"if (! supportsExtension(_env, _this, have_" + requiresExtension + "ID)) {");
		out.println(indent + indent +
		"_env->ThrowNew(UOEClass,");
		out.println(indent + indent +
		" \"" + cfunc.getName() + "\");");
		if (isVoid) {
		out.println(indent + indent + " return;");
		} else {
		String retval = getErrorReturnValue(cfunc);
		out.println(indent + indent + " return " + retval + ";");
		}
		out.println(indent + "}");
		}
		if (mUseContextPointer) {
		out.println(indent +
		"android::gl::ogles_context_t *ctx = getContext(_env, _this);");

opengl/tools/glgen/stubs/jsr239/GLCHeader.cpp

+85 −0

Original line number	Diff line number	Diff line
		@@ -23,6 +23,23 @@
		#include <GLES/gl.h>
		#include <GLES/glext.h>

		// Work around differences between the generated name and the actual name.

		#define glBlendEquation glBlendEquationOES
		#define glBlendEquationSeparate glBlendEquationSeparateOES
		#define glBlendFuncSeparate glBlendFuncSeparateOES
		#define glGetTexGenfv glGetTexGenfvOES
		#define glGetTexGeniv glGetTexGenivOES
		#define glGetTexGenxv glGetTexGenxvOES
		#define glTexGenf glTexGenfOES
		#define glTexGenfv glTexGenfvOES
		#define glTexGeni glTexGeniOES
		#define glTexGeniv glTexGenivOES
		#define glTexGenx glTexGenxOES
		#define glTexGenxv glTexGenxvOES



		/* special calls implemented in Android's GLES wrapper used to more
		* efficiently bound-check passed arrays */
		extern "C" {
		@@ -58,6 +75,11 @@ static jmethodID allowIndirectBuffersID;
		static jfieldID positionID;
		static jfieldID limitID;
		static jfieldID elementSizeShiftID;
		static jfieldID haveCheckedExtensionsID;
		static jfieldID have_OES_blend_equation_separateID;
		static jfieldID have_OES_blend_subtractID;
		static jfieldID have_OES_framebuffer_objectID;
		static jfieldID have_OES_texture_cube_mapID;

		/* Cache method IDs each time the class is loaded. */

		@@ -72,6 +94,11 @@ nativeClassInitBuffer(JNIEnv *_env)

		jclass g11impClassLocal = _env->FindClass("com/google/android/gles_jni/GLImpl");
		G11ImplClass = (jclass) _env->NewGlobalRef(g11impClassLocal);
		haveCheckedExtensionsID = _env->GetFieldID(G11ImplClass, "haveCheckedExtensions", "Z");
		have_OES_blend_equation_separateID = _env->GetFieldID(G11ImplClass, "have_OES_blend_equation_separate", "Z");
		have_OES_blend_subtractID = _env->GetFieldID(G11ImplClass, "have_OES_blend_subtract", "Z");
		have_OES_framebuffer_objectID = _env->GetFieldID(G11ImplClass, "have_OES_framebuffer_object", "Z");
		have_OES_texture_cube_mapID = _env->GetFieldID(G11ImplClass, "have_OES_texture_cube_map", "Z");

		getBasePointerID = _env->GetStaticMethodID(nioAccessClass,
		"getBasePointer", "(Ljava/nio/Buffer;)J");
		@@ -193,5 +220,63 @@ getNumCompressedTextureFormats() {
		return numCompressedTextureFormats;
		}

		// Check if the extension at the head of pExtensions is pExtension. Note that pExtensions is
		// terminated by either 0 or space, while pExtension is terminated by 0.

		static bool
		extensionEqual(const GLubyte* pExtensions, const GLubyte* pExtension) {
		while (true) {
		char a = *pExtensions++;
		char b = *pExtension++;
		bool aEnd = a == '\0' \|\| a == ' ';
		bool bEnd = b == '\0';
		if ( aEnd \|\| bEnd) {
		return aEnd == bEnd;
		}
		if ( a != b ) {
		return false;
		}
		}
		}

		static const GLubyte*
		nextExtension(const GLubyte* pExtensions) {
		while (true) {
		char a = *pExtensions++;
		if ( a == '\0') {
		return pExtensions-1;
		} else if ( a == ' ') {
		return pExtensions;
		}
		}
		}

		static bool
		checkForExtension(const GLubyte* pExtensions, const GLubyte* pExtension) {
		for (;*pExtensions != '\0'; pExtensions = nextExtension(pExtensions)) {
		if (extensionEqual(pExtensions, pExtension)) {
		return true;
		}
		}
		return false;
		}

		static bool
		supportsExtension(JNIEnv *_env, jobject impl, jfieldID fieldId) {
		if (!_env->GetBooleanField(impl, haveCheckedExtensionsID)) {
		_env->SetBooleanField(impl, haveCheckedExtensionsID, true);
		const GLubyte* sExtensions = glGetString(GL_EXTENSIONS);
		_env->SetBooleanField(impl, have_OES_blend_equation_separateID,
		checkForExtension(sExtensions, (const GLubyte*) "GL_OES_blend_equation_separate"));
		_env->SetBooleanField(impl, have_OES_blend_subtractID,
		checkForExtension(sExtensions, (const GLubyte*) "GL_OES_blend_subtract"));
		_env->SetBooleanField(impl, have_OES_framebuffer_objectID,
		checkForExtension(sExtensions, (const GLubyte*) "GL_OES_framebuffer_object"));
		_env->SetBooleanField(impl, have_OES_texture_cube_mapID,
		checkForExtension(sExtensions, (const GLubyte*) "GL_OES_texture_cube_map"));
		}
		return _env->GetBooleanField(impl, fieldId);
		}

		// --------------------------------------------------------------------------

opengl/tools/glgen/stubs/jsr239/GLImplHeader.java-impl

+6 −0

Original line number	Diff line number	Diff line
		@@ -48,6 +48,12 @@ public class GLImpl implements GL10, GL10Ext, GL11, GL11Ext, GL11ExtensionPack {
		Buffer _matrixIndexPointerOES = null;
		Buffer _weightPointerOES = null;

		private boolean haveCheckedExtensions;
		private boolean have_OES_blend_equation_separate;
		private boolean have_OES_blend_subtract;
		private boolean have_OES_framebuffer_object;
		private boolean have_OES_texture_cube_map;

		public GLImpl() {
		}