upload android base code part1

android/frameworks/rs/rsProgram.h

@@ -0,0 +1,91 @@
+/*
+ * Copyright (C) 2011 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.
+ */
+
+#ifndef ANDROID_RS_PROGRAM_H
+#define ANDROID_RS_PROGRAM_H
+
+#include "rsProgramBase.h"
+#include "rsElement.h"
+
+// ---------------------------------------------------------------------------
+namespace android {
+namespace renderscript {
+
+#define RS_SHADER_INTERNAL "//rs_shader_internal\n"
+#define RS_SHADER_ATTR "ATTRIB_"
+#define RS_SHADER_UNI "UNI_"
+
+class Program : public ProgramBase {
+public:
+    struct Hal {
+        mutable void *drv;
+
+        struct State {
+            // The difference between Textures and Constants is how they are accessed
+            // Texture lookups go though a sampler which in effect converts normalized
+            // coordinates into type specific.  Multiple samples may also be taken
+            // and filtered.
+            //
+            // Constants are strictly accessed by the shader code
+            Allocation **textures;
+            RsTextureTarget *textureTargets;
+            uint32_t texturesCount;
+
+            Sampler **samplers;
+            uint32_t samplersCount;
+
+            Allocation **constants;
+            Type **constantTypes;
+            uint32_t constantsCount;
+
+            Element **inputElements;
+            uint32_t inputElementsCount;
+        };
+        State state;
+    };
+    Hal mHal;
+
+    Program(Context *, const char * shaderText, size_t shaderLength,
+            const uintptr_t * params, size_t paramLength);
+    virtual ~Program();
+    virtual bool freeChildren();
+
+    void bindAllocation(Context *, Allocation *, uint32_t slot);
+
+    bool isUserProgram() const {return !mIsInternal;}
+
+    void bindTexture(Context *, uint32_t slot, Allocation *);
+    void bindSampler(Context *, uint32_t slot, Sampler *);
+
+protected:
+    ObjectBaseRef<Allocation> *mTextures;
+    ObjectBaseRef<Sampler> *mSamplers;
+    ObjectBaseRef<Allocation> *mConstants;
+    ObjectBaseRef<Type> *mConstantTypes;
+    ObjectBaseRef<Element> *mInputElements;
+
+    bool mIsInternal;
+    const char *mUserShader;
+    size_t mUserShaderLen;
+    void initMemberVars();
+};
+
+} // namespace renderscript
+} // namespace android
+#endif // ANDROID_RS_PROGRAM_H
+
+
+