1 files changed, 66 insertions, 17 deletions

diff --git a/libs/rs/rsSampler.cpp b/libs/rs/rsSampler.cpp
index 71f508f..180d78e 100644
--- a/libs/rs/rsSampler.cpp
+++ b/libs/rs/rsSampler.cpp
@@ -14,10 +14,16 @@
  * limitations under the License.
  */
 
+#ifndef ANDROID_RS_BUILD_FOR_HOST
 #include <GLES/gl.h>
 #include <GLES/glext.h>
-
 #include "rsContext.h"
+#else
+#include "rsContextHostStub.h"
+#include <OpenGL/gl.h>
+#include <OpenGL/glext.h>
+#endif //ANDROID_RS_BUILD_FOR_HOST
+
 #include "rsSampler.h"
 
 
@@ -38,7 +44,8 @@ Sampler::Sampler(Context *rsc,
                  RsSamplerValue minFilter,
                  RsSamplerValue wrapS,
                  RsSamplerValue wrapT,
-                 RsSamplerValue wrapR) : ObjectBase(rsc)
+                 RsSamplerValue wrapR,
+                 float aniso) : ObjectBase(rsc)
 {
     mAllocFile = __FILE__;
     mAllocLine = __LINE__;
@@ -47,13 +54,14 @@ Sampler::Sampler(Context *rsc,
     mWrapS = wrapS;
     mWrapT = wrapT;
     mWrapR = wrapR;
+    mAniso = aniso;
 }
 
 Sampler::~Sampler()
 {
 }
 
-void Sampler::setupGL(const Context *rsc, bool npot)
+void Sampler::setupGL(const Context *rsc, const Allocation *tex)
 {
     GLenum trans[] = {
         GL_NEAREST, //RS_SAMPLER_NEAREST,
@@ -61,25 +69,38 @@ void Sampler::setupGL(const Context *rsc, bool npot)
         GL_LINEAR_MIPMAP_LINEAR, //RS_SAMPLER_LINEAR_MIP_LINEAR,
         GL_REPEAT, //RS_SAMPLER_WRAP,
         GL_CLAMP_TO_EDGE, //RS_SAMPLER_CLAMP
-
     };
 
-    bool forceNonMip = false;
-    if (!rsc->ext_OES_texture_npot() && npot) {
-        forceNonMip = true;
-    }
+    GLenum transNP[] = {
+        GL_NEAREST, //RS_SAMPLER_NEAREST,
+        GL_LINEAR, //RS_SAMPLER_LINEAR,
+        GL_LINEAR, //RS_SAMPLER_LINEAR_MIP_LINEAR,
+        GL_CLAMP_TO_EDGE, //RS_SAMPLER_WRAP,
+        GL_CLAMP_TO_EDGE, //RS_SAMPLER_CLAMP
+    };
 
-    if ((mMinFilter == RS_SAMPLER_LINEAR_MIP_LINEAR) && forceNonMip) {
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+    if (!rsc->ext_OES_texture_npot() && tex->getType()->getIsNp2()) {
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, transNP[mMinFilter]);
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, transNP[mMagFilter]);
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, transNP[mWrapS]);
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, transNP[mWrapT]);
     } else {
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, trans[mMinFilter]);
+        if (tex->getHasGraphicsMipmaps()) {
+            glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, trans[mMinFilter]);
+        } else {
+            glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, transNP[mMinFilter]);
+        }
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, trans[mMagFilter]);
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, trans[mWrapS]);
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, trans[mWrapT]);
     }
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, trans[mMagFilter]);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, trans[mWrapS]);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, trans[mWrapT]);
 
+    float anisoValue = rsMin(rsc->ext_texture_max_aniso(), mAniso);
+    if(rsc->ext_texture_max_aniso() > 1.0f) {
+        glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, anisoValue);
+    }
 
-    rsc->checkError("ProgramFragment::setupGL2 tex env");
+    rsc->checkError("Sampler::setupGL2 tex env");
 }
 
 void Sampler::bindToContext(SamplerState *ss, uint32_t slot)
@@ -94,6 +115,17 @@ void Sampler::unbindFromContext(SamplerState *ss)
     mBoundSlot = -1;
     ss->mSamplers[slot].clear();
 }
+
+void Sampler::serialize(OStream *stream) const
+{
+
+}
+
+Sampler *Sampler::createFromStream(Context *rsc, IStream *stream)
+{
+    return NULL;
+}
+
 /*
 void SamplerState::setupGL()
 {
@@ -122,6 +154,7 @@ void rsi_SamplerBegin(Context *rsc)
     ss->mWrapS = RS_SAMPLER_WRAP;
     ss->mWrapT = RS_SAMPLER_WRAP;
     ss->mWrapR = RS_SAMPLER_WRAP;
+    ss->mAniso = 1.0f;
 }
 
 void rsi_SamplerSet(Context *rsc, RsSamplerParam param, RsSamplerValue value)
@@ -144,21 +177,37 @@ void rsi_SamplerSet(Context *rsc, RsSamplerParam param, RsSamplerValue value)
     case RS_SAMPLER_WRAP_R:
         ss->mWrapR = value;
         break;
+    default:
+        LOGE("Attempting to set invalid value on sampler");
+        break;
     }
+}
+
+void rsi_SamplerSet2(Context *rsc, RsSamplerParam param, float value)
+{
+    SamplerState * ss = &rsc->mStateSampler;
 
+    switch(param) {
+    case RS_SAMPLER_ANISO:
+        ss->mAniso = value;
+        break;
+    default:
+        LOGE("Attempting to set invalid value on sampler");
+        break;
+    }
 }
 
 RsSampler rsi_SamplerCreate(Context *rsc)
 {
     SamplerState * ss = &rsc->mStateSampler;
 
-
     Sampler * s = new Sampler(rsc,
                               ss->mMagFilter,
                               ss->mMinFilter,
                               ss->mWrapS,
                               ss->mWrapT,
-                              ss->mWrapR);
+                              ss->mWrapR,
+                              ss->mAniso);
     s->incUserRef();
     return s;
 }