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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 "rsProgramStore.h"
using namespace android;
using namespace android::renderscript;
ProgramStore::ProgramStore(Context *rsc) : Program(rsc) {
mDitherEnable = true;
mBlendEnable = false;
mColorRWriteEnable = true;
mColorGWriteEnable = true;
mColorBWriteEnable = true;
mColorAWriteEnable = true;
mBlendSrc = GL_ONE;
mBlendDst = GL_ZERO;
mDepthTestEnable = false;
mDepthWriteEnable = true;
mDepthFunc = GL_LESS;
}
ProgramStore::~ProgramStore() {
}
void ProgramStore::setupGL2(const Context *rsc, ProgramStoreState *state) {
if (state->mLast.get() == this) {
return;
}
state->mLast.set(this);
glColorMask(mColorRWriteEnable,
mColorGWriteEnable,
mColorBWriteEnable,
mColorAWriteEnable);
if (mBlendEnable) {
glEnable(GL_BLEND);
glBlendFunc(mBlendSrc, mBlendDst);
} else {
glDisable(GL_BLEND);
}
//LOGE("pfs %i, %i, %x", mDepthWriteEnable, mDepthTestEnable, mDepthFunc);
if (rsc->mUserSurfaceConfig.depthMin > 0) {
glDepthMask(mDepthWriteEnable);
if (mDepthTestEnable || mDepthWriteEnable) {
glEnable(GL_DEPTH_TEST);
glDepthFunc(mDepthFunc);
} else {
glDisable(GL_DEPTH_TEST);
}
} else {
glDepthMask(false);
glDisable(GL_DEPTH_TEST);
}
if (rsc->mUserSurfaceConfig.stencilMin > 0) {
} else {
glStencilMask(0);
glDisable(GL_STENCIL_TEST);
}
if (mDitherEnable) {
glEnable(GL_DITHER);
} else {
glDisable(GL_DITHER);
}
}
void ProgramStore::setDitherEnable(bool enable) {
mDitherEnable = enable;
}
void ProgramStore::serialize(OStream *stream) const {
}
ProgramStore *ProgramStore::createFromStream(Context *rsc, IStream *stream) {
return NULL;
}
void ProgramStore::setDepthFunc(RsDepthFunc func) {
mDepthTestEnable = true;
switch (func) {
case RS_DEPTH_FUNC_ALWAYS:
mDepthTestEnable = false;
mDepthFunc = GL_ALWAYS;
break;
case RS_DEPTH_FUNC_LESS:
mDepthFunc = GL_LESS;
break;
case RS_DEPTH_FUNC_LEQUAL:
mDepthFunc = GL_LEQUAL;
break;
case RS_DEPTH_FUNC_GREATER:
mDepthFunc = GL_GREATER;
break;
case RS_DEPTH_FUNC_GEQUAL:
mDepthFunc = GL_GEQUAL;
break;
case RS_DEPTH_FUNC_EQUAL:
mDepthFunc = GL_EQUAL;
break;
case RS_DEPTH_FUNC_NOTEQUAL:
mDepthFunc = GL_NOTEQUAL;
break;
}
}
void ProgramStore::setDepthMask(bool mask) {
mDepthWriteEnable = mask;
}
void ProgramStore::setBlendFunc(RsBlendSrcFunc src, RsBlendDstFunc dst) {
mBlendEnable = true;
if ((src == RS_BLEND_SRC_ONE) &&
(dst == RS_BLEND_DST_ZERO)) {
mBlendEnable = false;
}
switch (src) {
case RS_BLEND_SRC_ZERO:
mBlendSrc = GL_ZERO;
break;
case RS_BLEND_SRC_ONE:
mBlendSrc = GL_ONE;
break;
case RS_BLEND_SRC_DST_COLOR:
mBlendSrc = GL_DST_COLOR;
break;
case RS_BLEND_SRC_ONE_MINUS_DST_COLOR:
mBlendSrc = GL_ONE_MINUS_DST_COLOR;
break;
case RS_BLEND_SRC_SRC_ALPHA:
mBlendSrc = GL_SRC_ALPHA;
break;
case RS_BLEND_SRC_ONE_MINUS_SRC_ALPHA:
mBlendSrc = GL_ONE_MINUS_SRC_ALPHA;
break;
case RS_BLEND_SRC_DST_ALPHA:
mBlendSrc = GL_DST_ALPHA;
break;
case RS_BLEND_SRC_ONE_MINUS_DST_ALPHA:
mBlendSrc = GL_ONE_MINUS_DST_ALPHA;
break;
case RS_BLEND_SRC_SRC_ALPHA_SATURATE:
mBlendSrc = GL_SRC_ALPHA_SATURATE;
break;
}
switch (dst) {
case RS_BLEND_DST_ZERO:
mBlendDst = GL_ZERO;
break;
case RS_BLEND_DST_ONE:
mBlendDst = GL_ONE;
break;
case RS_BLEND_DST_SRC_COLOR:
mBlendDst = GL_SRC_COLOR;
break;
case RS_BLEND_DST_ONE_MINUS_SRC_COLOR:
mBlendDst = GL_ONE_MINUS_SRC_COLOR;
break;
case RS_BLEND_DST_SRC_ALPHA:
mBlendDst = GL_SRC_ALPHA;
break;
case RS_BLEND_DST_ONE_MINUS_SRC_ALPHA:
mBlendDst = GL_ONE_MINUS_SRC_ALPHA;
break;
case RS_BLEND_DST_DST_ALPHA:
mBlendDst = GL_DST_ALPHA;
break;
case RS_BLEND_DST_ONE_MINUS_DST_ALPHA:
mBlendDst = GL_ONE_MINUS_DST_ALPHA;
break;
}
}
void ProgramStore::setColorMask(bool r, bool g, bool b, bool a) {
mColorRWriteEnable = r;
mColorGWriteEnable = g;
mColorBWriteEnable = b;
mColorAWriteEnable = a;
}
ProgramStoreState::ProgramStoreState() {
mPFS = NULL;
}
ProgramStoreState::~ProgramStoreState() {
ObjectBase::checkDelete(mPFS);
mPFS = NULL;
}
void ProgramStoreState::init(Context *rsc) {
ProgramStore *pfs = new ProgramStore(rsc);
mDefault.set(pfs);
}
void ProgramStoreState::deinit(Context *rsc) {
mDefault.clear();
mLast.clear();
}
namespace android {
namespace renderscript {
void rsi_ProgramStoreBegin(Context * rsc, RsElement in, RsElement out) {
ObjectBase::checkDelete(rsc->mStateFragmentStore.mPFS);
rsc->mStateFragmentStore.mPFS = new ProgramStore(rsc);
}
void rsi_ProgramStoreDepthFunc(Context *rsc, RsDepthFunc func) {
rsc->mStateFragmentStore.mPFS->setDepthFunc(func);
}
void rsi_ProgramStoreDepthMask(Context *rsc, bool mask) {
rsc->mStateFragmentStore.mPFS->setDepthMask(mask);
}
void rsi_ProgramStoreColorMask(Context *rsc, bool r, bool g, bool b, bool a) {
rsc->mStateFragmentStore.mPFS->setColorMask(r, g, b, a);
}
void rsi_ProgramStoreBlendFunc(Context *rsc, RsBlendSrcFunc src, RsBlendDstFunc dst) {
rsc->mStateFragmentStore.mPFS->setBlendFunc(src, dst);
}
RsProgramStore rsi_ProgramStoreCreate(Context *rsc) {
ProgramStore *pfs = rsc->mStateFragmentStore.mPFS;
pfs->incUserRef();
rsc->mStateFragmentStore.mPFS = 0;
return pfs;
}
void rsi_ProgramStoreDither(Context *rsc, bool enable) {
rsc->mStateFragmentStore.mPFS->setDitherEnable(enable);
}
}
}