1 files changed, 92 insertions, 0 deletions
diff --git a/libs/rs/rsSampler.h b/libs/rs/rsSampler.h
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+++ b/libs/rs/rsSampler.h
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+/*
+ * Copyright (C) 2009 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_SAMPLER_H
+#define ANDROID_RS_SAMPLER_H
+
+#include <math.h>
+#include <EGL/egl.h>
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+
+#include "rsAllocation.h"
+#include "RenderScript.h"
+
+// ---------------------------------------------------------------------------
+namespace android {
+namespace renderscript {
+
+const static uint32_t RS_MAX_SAMPLER_SLOT = 16;
+
+class SamplerState;
+
+class Sampler : public ObjectBase
+{
+public:
+    Sampler(RsSamplerValue magFilter,
+            RsSamplerValue minFilter,
+            RsSamplerValue wrapS,
+            RsSamplerValue wrapT,
+            RsSamplerValue wrapR);
+
+    virtual ~Sampler();
+
+    void bind(Allocation *);
+    void setupGL();
+
+    void bindToContext(SamplerState *, uint32_t slot);
+    void unbindFromContext(SamplerState *);
+
+protected:
+    RsSamplerValue mMagFilter;
+    RsSamplerValue mMinFilter;
+    RsSamplerValue mWrapS;
+    RsSamplerValue mWrapT;
+    RsSamplerValue mWrapR;
+
+    int32_t mBoundSlot;
+
+private:
+    Sampler();
+
+};
+
+
+class SamplerState 
+{
+public:
+
+    RsSamplerValue mMagFilter;
+    RsSamplerValue mMinFilter;
+    RsSamplerValue mWrapS;
+    RsSamplerValue mWrapT;
+    RsSamplerValue mWrapR;
+
+
+    ObjectBaseRef<Sampler> mSamplers[RS_MAX_SAMPLER_SLOT];
+
+    void setupGL();
+
+};
+
+
+
+}
+}
+#endif //ANDROID_RS_SAMPLER_H
+
+
+