Android Build Tools

Android/android-ndk-r27d/sources/android/ndk_helper/shader.h

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+/*
+ * Copyright 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <jni.h>
+
+#include <vector>
+#include <map>
+#include <string>
+
+#include <EGL/egl.h>
+#include <GLES/gl.h>
+
+#include <android/log.h>
+
+#include "JNIHelper.h"
+
+namespace ndk_helper
+{
+
+namespace shader
+{
+
+/******************************************************************
+ * Shader compiler helper
+ * namespace: ndkHelper::shader
+ *
+ */
+
+/******************************************************************
+ * CompileShader() with vector
+ *
+ * arguments:
+ *  out: shader, shader variable
+ *  in: type, shader type (i.e. GL_VERTEX_SHADER/GL_FRAGMENT_SHADER)
+ *  in: data, source vector
+ * return: true if a shader compilation succeeded, false if it failed
+ *
+ */
+bool CompileShader( GLuint *shader, const GLenum type, std::vector<uint8_t>& data );
+
+/******************************************************************
+ * CompileShader() with buffer
+ *
+ * arguments:
+ *  out: shader, shader variable
+ *  in: type, shader type (i.e. GL_VERTEX_SHADER/GL_FRAGMENT_SHADER)
+ *  in: source, source buffer
+ *  in: iSize, buffer size
+ * return: true if a shader compilation succeeded, false if it failed
+ *
+ */
+bool CompileShader( GLuint *shader,
+        const GLenum type,
+        const GLchar *source,
+        const int32_t iSize );
+
+/******************************************************************
+ * CompileShader() with filename
+ *
+ * arguments:
+ *  out: shader, shader variable
+ *  in: type, shader type (i.e. GL_VERTEX_SHADER/GL_FRAGMENT_SHADER)
+ *  in: strFilename, filename
+ * return: true if a shader compilation succeeded, false if it failed
+ *
+ */
+bool CompileShader( GLuint *shader, const GLenum type, const char *strFileName );
+
+/******************************************************************
+ * CompileShader() with std::map helps patching on a shader on the fly.
+ *
+ * arguments:
+ *  out: shader, shader variable
+ *  in: type, shader type (i.e. GL_VERTEX_SHADER/GL_FRAGMENT_SHADER)
+ *  in: mapParameters
+ *      For a example,
+ *      map : %KEY% -> %VALUE% replaces all %KEY% entries in the given shader code to %VALUE"
+ * return: true if a shader compilation succeeded, false if it failed
+ *
+ */
+bool CompileShader( GLuint *shader,
+        const GLenum type,
+        const char *str_file_name,
+        const std::map<std::string, std::string>& map_parameters );
+
+/******************************************************************
+ * LinkProgram()
+ *
+ * arguments:
+ *  in: program, program
+ * return: true if a shader linkage succeeded, false if it failed
+ *
+ */
+bool LinkProgram( const GLuint prog );
+
+/******************************************************************
+ * validateProgram()
+ *
+ * arguments:
+ *  in: program, program
+ * return: true if a shader validation succeeded, false if it failed
+ *
+ */
+bool ValidateProgram( const GLuint prog );
+} //namespace shader
+
+} //namespace ndkHelper