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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_BUILD_FOR_HOST
#include "rsContext.h"
#include <GLES/gl.h>
#include <GLES/glext.h>
#else
#include "rsContextHostStub.h"
#include <OpenGL/gl.h>
#include <OpenGl/glext.h>
#endif //ANDROID_RS_BUILD_FOR_HOST
#include "rsProgramRaster.h"
using namespace android;
using namespace android::renderscript;
ProgramRaster::ProgramRaster(Context *rsc, bool pointSmooth,
bool lineSmooth, bool pointSprite)
: Program(rsc) {
mPointSmooth = pointSmooth;
mLineSmooth = lineSmooth;
mPointSprite = pointSprite;
mLineWidth = 1.0f;
mCull = RS_CULL_BACK;
}
ProgramRaster::~ProgramRaster() {
}
void ProgramRaster::setLineWidth(float s) {
mLineWidth = s;
mDirty = true;
}
void ProgramRaster::setCullMode(RsCullMode mode) {
mCull = mode;
mDirty = true;
}
void ProgramRaster::setupGL2(const Context *rsc, ProgramRasterState *state) {
if (state->mLast.get() == this && !mDirty) {
return;
}
state->mLast.set(this);
mDirty = false;
switch (mCull) {
case RS_CULL_BACK:
glEnable(GL_CULL_FACE);
glCullFace(GL_BACK);
break;
case RS_CULL_FRONT:
glEnable(GL_CULL_FACE);
glCullFace(GL_FRONT);
break;
case RS_CULL_NONE:
glDisable(GL_CULL_FACE);
break;
}
}
void ProgramRaster::serialize(OStream *stream) const {
}
ProgramRaster *ProgramRaster::createFromStream(Context *rsc, IStream *stream) {
return NULL;
}
ProgramRasterState::ProgramRasterState() {
}
ProgramRasterState::~ProgramRasterState() {
}
void ProgramRasterState::init(Context *rsc) {
ProgramRaster *pr = new ProgramRaster(rsc, false, false, false);
mDefault.set(pr);
}
void ProgramRasterState::deinit(Context *rsc) {
mDefault.clear();
mLast.clear();
}
namespace android {
namespace renderscript {
RsProgramRaster rsi_ProgramRasterCreate(Context * rsc,
bool pointSmooth,
bool lineSmooth,
bool pointSprite) {
ProgramRaster *pr = new ProgramRaster(rsc, pointSmooth,
lineSmooth, pointSprite);
pr->incUserRef();
return pr;
}
void rsi_ProgramRasterSetLineWidth(Context * rsc,
RsProgramRaster vpr,
float s) {
ProgramRaster *pr = static_cast<ProgramRaster *>(vpr);
pr->setLineWidth(s);
}
void rsi_ProgramRasterSetCullMode(Context * rsc,
RsProgramRaster vpr,
RsCullMode mode) {
ProgramRaster *pr = static_cast<ProgramRaster *>(vpr);
pr->setCullMode(mode);
}
}
}
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