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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.
*/
#include "rsContext.h"
#include <GLES/gl.h>
using namespace android;
using namespace android::renderscript;
void ElementState::initPredefined()
{
Component * u_8 = new Component(Component::USER, Component::UNSIGNED, true, 8, 0);
Component * i_8 = new Component(Component::USER, Component::SIGNED, true, 8, 0);
Component * u_16 = new Component(Component::USER, Component::UNSIGNED, true, 16, 0);
Component * i_16 = new Component(Component::USER, Component::SIGNED, true, 16, 0);
Component * u_32 = new Component(Component::USER, Component::UNSIGNED, true, 32, 0);
Component * i_32 = new Component(Component::USER, Component::SIGNED, true, 32, 0);
Component * f_32 = new Component(Component::USER, Component::FLOAT, true, 32, 0);
Component * r_4 = new Component(Component::RED, Component::UNSIGNED, true, 4, 0);
Component * r_5 = new Component(Component::RED, Component::UNSIGNED, true, 5, 0);
Component * r_8 = new Component(Component::RED, Component::UNSIGNED, true, 8, 0);
Component * g_4 = new Component(Component::GREEN, Component::UNSIGNED, true, 4, 0);
Component * g_5 = new Component(Component::GREEN, Component::UNSIGNED, true, 5, 0);
Component * g_6 = new Component(Component::GREEN, Component::UNSIGNED, true, 6, 0);
Component * g_8 = new Component(Component::GREEN, Component::UNSIGNED, true, 8, 0);
Component * b_4 = new Component(Component::BLUE, Component::UNSIGNED, true, 4, 0);
Component * b_5 = new Component(Component::BLUE, Component::UNSIGNED, true, 5, 0);
Component * b_8 = new Component(Component::BLUE, Component::UNSIGNED, true, 8, 0);
Component * a_1 = new Component(Component::ALPHA, Component::UNSIGNED, true, 1, 0);
Component * a_4 = new Component(Component::ALPHA, Component::UNSIGNED, true, 4, 0);
Component * a_8 = new Component(Component::ALPHA, Component::UNSIGNED, true, 8, 0);
Component * idx_16 = new Component(Component::INDEX, Component::UNSIGNED, false, 16, 0);
Component * idx_32 = new Component(Component::INDEX, Component::UNSIGNED, false, 32, 0);
Component * x = new Component(Component::X, Component::FLOAT, false, 32, 0);
Component * y = new Component(Component::Y, Component::FLOAT, false, 32, 0);
Component * z = new Component(Component::Z, Component::FLOAT, false, 32, 0);
Component * nx = new Component(Component::NX, Component::FLOAT, false, 32, 0);
Component * ny = new Component(Component::NY, Component::FLOAT, false, 32, 0);
Component * nz = new Component(Component::NZ, Component::FLOAT, false, 32, 0);
Component * s = new Component(Component::S, Component::FLOAT, false, 32, 0);
Component * t = new Component(Component::T, Component::FLOAT, false, 32, 0);
Element * e;
e = new Element(1);
e->setComponent(0, u_8);
mPredefinedList.add(Predefined(RS_ELEMENT_USER_U8, e));
e = new Element(1);
e->setComponent(0, i_8);
mPredefinedList.add(Predefined(RS_ELEMENT_USER_I8, e));
e = new Element(1);
e->setComponent(0, u_16);
mPredefinedList.add(Predefined(RS_ELEMENT_USER_U16, e));
e = new Element(1);
e->setComponent(0, i_16);
mPredefinedList.add(Predefined(RS_ELEMENT_USER_I16, e));
e = new Element(1);
e->setComponent(0, u_32);
mPredefinedList.add(Predefined(RS_ELEMENT_USER_U32, e));
e = new Element(1);
e->setComponent(0, i_32);
mPredefinedList.add(Predefined(RS_ELEMENT_USER_I32, e));
e = new Element(1);
e->setComponent(0, f_32);
mPredefinedList.add(Predefined(RS_ELEMENT_USER_FLOAT, e));
e = new Element(1);
e->setComponent(0, a_8);
mPredefinedList.add(Predefined(RS_ELEMENT_A_8, e));
e = new Element(3);
e->setComponent(0, r_5);
e->setComponent(1, g_6);
e->setComponent(2, b_5);
mPredefinedList.add(Predefined(RS_ELEMENT_RGB_565, e));
e = new Element(4);
e->setComponent(0, r_5);
e->setComponent(1, g_5);
e->setComponent(2, b_5);
e->setComponent(3, a_1);
mPredefinedList.add(Predefined(RS_ELEMENT_RGBA_5551, e));
e = new Element(4);
e->setComponent(0, r_4);
e->setComponent(1, g_4);
e->setComponent(2, b_4);
e->setComponent(3, a_4);
mPredefinedList.add(Predefined(RS_ELEMENT_RGBA_4444, e));
e = new Element(3);
e->setComponent(0, r_8);
e->setComponent(1, g_8);
e->setComponent(2, b_8);
mPredefinedList.add(Predefined(RS_ELEMENT_RGB_888, e));
e = new Element(4);
e->setComponent(0, r_8);
e->setComponent(1, g_8);
e->setComponent(2, b_8);
e->setComponent(3, a_8);
mPredefinedList.add(Predefined(RS_ELEMENT_RGBA_8888, e));
e = new Element(1);
e->setComponent(0, idx_16);
mPredefinedList.add(Predefined(RS_ELEMENT_INDEX_16, e));
e = new Element(1);
e->setComponent(0, idx_32);
mPredefinedList.add(Predefined(RS_ELEMENT_INDEX_32, e));
e = new Element(2);
e->setComponent(0, x);
e->setComponent(1, y);
mPredefinedList.add(Predefined(RS_ELEMENT_XY_F32, e));
e = new Element(3);
e->setComponent(0, x);
e->setComponent(1, y);
e->setComponent(2, z);
mPredefinedList.add(Predefined(RS_ELEMENT_XYZ_F32, e));
e = new Element(4);
e->setComponent(0, s);
e->setComponent(1, t);
e->setComponent(2, x);
e->setComponent(3, y);
mPredefinedList.add(Predefined(RS_ELEMENT_ST_XY_F32, e));
e = new Element(5);
e->setComponent(0, s);
e->setComponent(1, t);
e->setComponent(2, x);
e->setComponent(3, y);
e->setComponent(4, z);
mPredefinedList.add(Predefined(RS_ELEMENT_ST_XYZ_F32, e));
e = new Element(6);
e->setComponent(0, nx);
e->setComponent(1, ny);
e->setComponent(2, nz);
e->setComponent(3, x);
e->setComponent(4, y);
e->setComponent(5, z);
mPredefinedList.add(Predefined(RS_ELEMENT_NORM_XYZ_F32, e));
e = new Element(8);
e->setComponent(0, nx);
e->setComponent(1, ny);
e->setComponent(2, nz);
e->setComponent(3, s);
e->setComponent(4, t);
e->setComponent(5, x);
e->setComponent(6, y);
e->setComponent(7, z);
mPredefinedList.add(Predefined(RS_ELEMENT_NORM_ST_XYZ_F32, e));
}
Element::Element()
{
mComponents = NULL;
mComponentCount = 0;
}
Element::Element(uint32_t count)
{
mComponents = new ObjectBaseRef<Component> [count];
mComponentCount = count;
}
Element::~Element()
{
clear();
}
void Element::clear()
{
delete [] mComponents;
mComponents = NULL;
mComponentCount = 0;
}
void Element::setComponent(uint32_t idx, Component *c)
{
rsAssert(!mComponents[idx].get());
rsAssert(idx < mComponentCount);
mComponents[idx].set(c);
c->incRef();
}
size_t Element::getSizeBits() const
{
size_t total = 0;
for (size_t ct=0; ct < mComponentCount; ct++) {
total += mComponents[ct]->getBits();
}
return total;
}
size_t Element::getComponentOffsetBits(uint32_t componentNumber) const
{
size_t offset = 0;
for (uint32_t ct = 0; ct < componentNumber; ct++) {
offset += mComponents[ct]->getBits();
}
return offset;
}
uint32_t Element::getGLType() const
{
int bits[4];
if (mComponentCount > 4) {
return 0;
}
for (uint32_t ct=0; ct < mComponentCount; ct++) {
bits[ct] = mComponents[ct]->getBits();
if (mComponents[ct]->getType() != Component::UNSIGNED) {
return 0;
}
if (!mComponents[ct]->getIsNormalized()) {
return 0;
}
}
switch(mComponentCount) {
case 1:
if (bits[0] == 8) {
return GL_UNSIGNED_BYTE;
}
return 0;
case 2:
if ((bits[0] == 8) &&
(bits[1] == 8)) {
return GL_UNSIGNED_BYTE;
}
return 0;
case 3:
if ((bits[0] == 8) &&
(bits[1] == 8) &&
(bits[2] == 8)) {
return GL_UNSIGNED_BYTE;
}
if ((bits[0] == 5) &&
(bits[1] == 6) &&
(bits[2] == 5)) {
return GL_UNSIGNED_SHORT_5_6_5;
}
return 0;
case 4:
if ((bits[0] == 8) &&
(bits[1] == 8) &&
(bits[2] == 8) &&
(bits[3] == 8)) {
return GL_UNSIGNED_BYTE;
}
if ((bits[0] == 4) &&
(bits[1] == 4) &&
(bits[2] == 4) &&
(bits[3] == 4)) {
return GL_UNSIGNED_SHORT_4_4_4_4;
}
if ((bits[0] == 5) &&
(bits[1] == 5) &&
(bits[2] == 5) &&
(bits[3] == 1)) {
return GL_UNSIGNED_SHORT_5_5_5_1;
}
}
return 0;
}
uint32_t Element::getGLFormat() const
{
switch(mComponentCount) {
case 1:
if (mComponents[0]->getKind() == Component::ALPHA) {
return GL_ALPHA;
}
if (mComponents[0]->getKind() == Component::LUMINANCE) {
return GL_LUMINANCE;
}
break;
case 2:
if ((mComponents[0]->getKind() == Component::LUMINANCE) &&
(mComponents[1]->getKind() == Component::ALPHA)) {
return GL_LUMINANCE_ALPHA;
}
break;
case 3:
if ((mComponents[0]->getKind() == Component::RED) &&
(mComponents[1]->getKind() == Component::GREEN) &&
(mComponents[2]->getKind() == Component::BLUE)) {
return GL_RGB;
}
break;
case 4:
if ((mComponents[0]->getKind() == Component::RED) &&
(mComponents[1]->getKind() == Component::GREEN) &&
(mComponents[2]->getKind() == Component::BLUE) &&
(mComponents[3]->getKind() == Component::ALPHA)) {
return GL_RGBA;
}
break;
}
return 0;
}
ElementState::ElementState()
{
}
ElementState::~ElementState()
{
}
/////////////////////////////////////////
//
namespace android {
namespace renderscript {
void rsi_ElementBegin(Context *rsc)
{
rsc->mStateElement.mComponentBuildList.clear();
}
void rsi_ElementAddPredefined(Context *rsc, RsElementPredefined predef)
{
ElementState * sec = &rsc->mStateElement;
RsElement ve = rsi_ElementGetPredefined(rsc, predef);
const Element *e = static_cast<const Element *>(ve);
for(size_t ct = 0; ct < sec->mPredefinedList[predef].mElement->getComponentCount(); ct++) {
sec->mComponentBuildList.add(sec->mPredefinedList[predef].mElement->getComponent(ct));
}
}
RsElement rsi_ElementGetPredefined(Context *rsc, RsElementPredefined predef)
{
ElementState * sec = &rsc->mStateElement;
if (!sec->mPredefinedList.size()) {
sec->initPredefined();
}
if ((predef < 0) ||
(static_cast<uint32_t>(predef) >= sec->mPredefinedList.size())) {
LOGE("rsElementGetPredefined: Request for bad predefined type");
// error
return NULL;
}
rsAssert(sec->mPredefinedList[predef].mEnum == predef);
Element * e = sec->mPredefinedList[predef].mElement;
e->incRef();
return e;
}
void rsi_ElementAdd(Context *rsc, RsDataKind dk, RsDataType dt, bool isNormalized, size_t bits, const char *name)
{
ElementState * sec = &rsc->mStateElement;
Component *c = new Component(static_cast<Component::DataKind>(dk),
static_cast<Component::DataType>(dt),
isNormalized,
bits,
name);
sec->mComponentBuildList.add(c);
}
RsElement rsi_ElementCreate(Context *rsc)
{
ElementState * sec = &rsc->mStateElement;
Element *se = new Element(sec->mComponentBuildList.size());
for (size_t ct = 0; ct < se->getComponentCount(); ct++) {
se->setComponent(ct, sec->mComponentBuildList[ct]);
}
rsc->mStateElement.mComponentBuildList.clear();
se->incRef();
return se;
}
void rsi_ElementDestroy(Context *rsc, RsElement vse)
{
Element * se = static_cast<Element *>(vse);
se->decRef();
}
}
}