LineageOS/android_development
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

removed old/obsolete file GLEScontext.cpp

Browse Source 
Change-Id: I82f21eef958e37515b46279cf2b44386320723ca
This commit is contained in:
Guy Zadikario
2011-05-26 13:59:39 +03:00
parent 299a140c60
commit a7f83c0565
1 changed files with 0 additions and 502 deletions
Download Patch File Download Diff File Expand all files Collapse all files

502
tools/emulator/opengl/host/libs/Translator/GLES_CM/GLEScontext.cpp
View File

@@ -1,502 +0,0 @@
/*
* Copyright (C) 2011 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 "GLEScontext.h"
#include "GLESutils.h"
#include "GLfixed_ops.h"
#include "RangeManip.h"
#include <GLcommon/GLutils.h>
#include <string.h>
#include <GLES/gl.h>
//declerations
static void convertDirectLoop(const char* dataIn,unsigned int strideIn,void* dataOut,unsigned int nBytes,unsigned int strideOut,int attribSize);
static void convertIndirectLoop(const char* dataIn,unsigned int strideIn,void* dataOut,GLsizei count,GLenum indices_type,const GLvoid* indices,unsigned int strideOut,int attribSize);
static int findMaxIndex(GLsizei count,GLenum type,const GLvoid* indices);
GLDispatch GLEScontext::s_glDispatch;
GLsupport GLEScontext::s_glSupport;
android::Mutex GLEScontext::s_lock;
GLESFloatArrays::~GLESFloatArrays() {
for(std::map<GLenum,GLfloat*>::iterator it = arrays.begin(); it != arrays.end();it++) {
GLfloat* p = (*it).second;
if(p) {
delete[] p;
}
}
}
GLEScontext::~GLEScontext() {
for(ArraysMap::iterator it = m_map.begin(); it != m_map.end();it++) {
GLESpointer* p = (*it).second;
if(p) {
delete[] p;
}
}
}
void GLEScontext::init() {
android::Mutex::Autolock mutex(s_lock);
if(!m_initialized) {
int maxTexUnits;
s_glDispatch.dispatchFuncs();
s_glDispatch.glGetIntegerv(GL_MAX_CLIP_PLANES,&s_glSupport.maxClipPlane);
s_glDispatch.glGetIntegerv(GL_MAX_LIGHTS,&s_glSupport.maxLights);
s_glDispatch.glGetIntegerv(GL_MAX_TEXTURE_SIZE,&s_glSupport.maxTexSize);
s_glDispatch.glGetIntegerv(GL_MAX_TEXTURE_UNITS,&maxTexUnits);
s_glSupport.maxTexUnits = maxTexUnits < MAX_TEX_UNITS ? maxTexUnits:MAX_TEX_UNITS;
}
m_texCoords = new GLESpointer[s_glSupport.maxTexUnits];
m_map[GL_TEXTURE_COORD_ARRAY] = &m_texCoords[m_activeTexture];
m_initialized = true;
}
GLEScontext::GLEScontext():m_glError(GL_NO_ERROR),m_activeTexture(0),m_arrayBuffer(0),m_elementBuffer(0),m_pointsIndex(-1),m_initialized(false) {
m_map[GL_COLOR_ARRAY] = new GLESpointer();
m_map[GL_NORMAL_ARRAY] = new GLESpointer();
m_map[GL_VERTEX_ARRAY] = new GLESpointer();
m_map[GL_POINT_SIZE_ARRAY_OES] = new GLESpointer();
}
GLDispatch& GLEScontext::dispatcher() {
return s_glDispatch;
}
GLenum GLEScontext::getGLerror() {
return m_glError;
}
void GLEScontext::setGLerror(GLenum err) {
m_glError = err;
}
void GLEScontext::setActiveTexture(GLenum tex) {
m_activeTexture = tex - GL_TEXTURE0;
m_map[GL_TEXTURE_COORD_ARRAY] = &m_texCoords[m_activeTexture];
}
const GLvoid* GLEScontext::setPointer(GLenum arrType,GLint size,GLenum type,GLsizei stride,const GLvoid* data) {
GLuint bufferName = m_arrayBuffer;
if(bufferName) {
unsigned int offset = reinterpret_cast<unsigned int>(data);
GLESbuffer* vbo = static_cast<GLESbuffer*>(m_shareGroup->getObjectData(VERTEXBUFFER,bufferName).Ptr());
m_map[arrType]->setBuffer(size,type,stride,vbo,offset);
return static_cast<const unsigned char*>(vbo->getData()) + offset;
}
m_map[arrType]->setArray(size,type,stride,data);
return data;
}
void GLEScontext::enableArr(GLenum arr,bool enable) {
m_map[arr]->enable(enable);
}
bool GLEScontext::isArrEnabled(GLenum arr) {
return m_map[arr]->isEnable();
}
const GLESpointer* GLEScontext::getPointer(GLenum arrType) {
if(m_map.find(arrType) != m_map.end()) return m_map[arrType];
return NULL;
}
//sending data to server side
void GLEScontext::sendArr(GLvoid* arr,GLenum arrayType,GLint size,GLsizei stride,int index) {
switch(arrayType) {
case GL_VERTEX_ARRAY:
s_glDispatch.glVertexPointer(size,GL_FLOAT,stride,arr);
break;
case GL_NORMAL_ARRAY:
s_glDispatch.glNormalPointer(GL_FLOAT,stride,arr);
break;
case GL_TEXTURE_COORD_ARRAY:
s_glDispatch.glTexCoordPointer(size,GL_FLOAT,stride,arr);
break;
case GL_COLOR_ARRAY:
s_glDispatch.glColorPointer(size,GL_FLOAT,stride,arr);
break;
case GL_POINT_SIZE_ARRAY_OES:
m_pointsIndex = index;
break;
}
}
static void convertDirectLoop(const char* dataIn,unsigned int strideIn,void* dataOut,unsigned int nBytes,unsigned int strideOut,int attribSize) {
for(unsigned int i = 0; i < nBytes;i+=strideOut) {
const GLfixed* fixed_data = (const GLfixed *)dataIn;
//filling attrib
for(int j=0;j<attribSize;j++) {
reinterpret_cast<GLfloat*>(&static_cast<unsigned char*>(dataOut)[i])[j] = X2F(fixed_data[j]);
}
dataIn += strideIn;
}
}
static void convertIndirectLoop(const char* dataIn,unsigned int strideIn,void* dataOut,GLsizei count,GLenum indices_type,const GLvoid* indices,unsigned int strideOut,int attribSize) {
for(int i = 0 ;i < count ;i++) {
unsigned short index = indices_type == GL_UNSIGNED_BYTE? ((GLubyte *)indices)[i]:
((GLushort *)indices)[i];
const GLfixed* fixed_data = (GLfixed *)(dataIn + index*strideIn);
GLfloat* float_data = reinterpret_cast<GLfloat*>(static_cast<unsigned char*>(dataOut) + index*strideOut);
for(int j=0;j<attribSize;j++) {
float_data[j] = X2F(fixed_data[j]);
}
}
}
static void directToBytesRanges(GLint first,GLsizei count,GLESpointer* p,RangeList& list) {
int attribSize = p->getSize()*4; //4 is the sizeof GLfixed or GLfloat in bytes
int stride = p->getStride()?p->getStride():attribSize;
int start = p->getBufferOffset()+first*attribSize;
if(!p->getStride()) {
list.addRange(Range(start,count*attribSize));
} else {
for(int i = 0 ;i < count; i++,start+=stride) {
list.addRange(Range(start,attribSize));
}
}
}
static void indirectToBytesRanges(const GLvoid* indices,GLenum indices_type,GLsizei count,GLESpointer* p,RangeList& list) {
int attribSize = p->getSize() * 4; //4 is the sizeof GLfixed or GLfloat in bytes
int stride = p->getStride()?p->getStride():attribSize;
int start = p->getBufferOffset();
for(int i=0 ; i < count; i++) {
GLushort index = (indices_type == GL_UNSIGNED_SHORT?
static_cast<const GLushort*>(indices)[i]:
static_cast<const GLubyte*>(indices)[i]);
list.addRange(Range(start+index*stride,attribSize));
}
}
int bytesRangesToIndices(RangeList& ranges,GLESpointer* p,GLushort* indices) {
int attribSize = p->getSize() * 4; //4 is the sizeof GLfixed or GLfloat in bytes
int stride = p->getStride()?p->getStride():attribSize;
int offset = p->getBufferOffset();
int n = 0;
for(int i=0;i<ranges.size();i++) {
int startIndex = (ranges[i].getStart() - offset) / stride;
int nElements = ranges[i].getSize()/attribSize;
for(int j=0;j<nElements;j++) {
indices[n++] = startIndex+j;
}
}
return n;
}
void GLEScontext::convertDirect(GLESFloatArrays& fArrs,GLint first,GLsizei count,GLenum array_id,GLESpointer* p,unsigned int& index) {
GLenum type = p->getType();
if(isArrEnabled(array_id) && type == GL_FIXED) {
int attribSize = p->getSize();
unsigned int size = attribSize*count + first;
fArrs.arrays[index] = new GLfloat[size];
int stride = p->getStride()?p->getStride():sizeof(GLfixed)*attribSize;
const char* data = (const char*)p->getArrayData() + (first*stride);
convertDirectLoop(data,stride,fArrs.arrays[index],size*sizeof(GLfloat),attribSize*sizeof(GLfloat),attribSize);
sendArr(fArrs.arrays[index],array_id,attribSize,0,index);
index++;
}
}
void GLEScontext::convertDirectVBO(GLint first,GLsizei count,GLenum array_id,GLESpointer* p) {
GLenum type = p->getType();
if(isArrEnabled(array_id) && type == GL_FIXED) {
RangeList ranges;
RangeList conversions;
GLushort* indices = NULL;
int attribSize = p->getSize();
int stride = p->getStride()?p->getStride():sizeof(GLfixed)*attribSize;
unsigned int size = p->getStride()?p->getStride()*count:attribSize*count*sizeof(GLfixed);
char* data = (char*)p->getBufferData() + (first*stride);
if(p->bufferNeedConversion()) {
directToBytesRanges(first,count,p,ranges); //converting indices range to buffer bytes ranges by offset
p->getBufferConversions(ranges,conversions); // getting from the buffer the relevant ranges that still needs to be converted
if(conversions.size()) { // there are some elements to convert
indices = new GLushort[count];
int nIndices = bytesRangesToIndices(conversions,p,indices); //converting bytes ranges by offset to indices in this array
convertIndirectLoop(data,stride,data,nIndices,GL_UNSIGNED_SHORT,indices,stride,attribSize);
}
}
sendArr(data,array_id,attribSize,p->getStride());
if(indices) delete[] indices;
}
}
void GLEScontext::convertIndirect(GLESFloatArrays& fArrs,GLsizei count,GLenum indices_type,const GLvoid* indices,GLenum array_id,GLESpointer* p,unsigned int& index_out) {
GLenum type = p->getType();
int maxElements = findMaxIndex(count,type,indices) + 1;
if(isArrEnabled(array_id) && type == GL_FIXED) {
int attribSize = p->getSize();
int size = attribSize * maxElements;
fArrs.arrays[index_out] = new GLfloat[size];
int stride = p->getStride()?p->getStride():sizeof(GLfixed)*attribSize;
const char* data = (const char*)p->getArrayData();
convertIndirectLoop(data,stride,fArrs.arrays[index_out],count,indices_type,indices,attribSize*sizeof(GLfloat),attribSize);
sendArr(fArrs.arrays[index_out],array_id,attribSize,0,index_out);
index_out++;
}
}
void GLEScontext::convertIndirectVBO(GLsizei count,GLenum indices_type,const GLvoid* indices,GLenum array_id,GLESpointer* p) {
GLenum type = p->getType();
if(isArrEnabled(array_id) && type == GL_FIXED) {
RangeList ranges;
RangeList conversions;
GLushort* conversionIndices = NULL;
int attribSize = p->getSize();
int stride = p->getStride()?p->getStride():sizeof(GLfixed)*attribSize;
char* data = static_cast<char*>(p->getBufferData());
if(p->bufferNeedConversion()) {
indirectToBytesRanges(indices,indices_type,count,p,ranges); //converting indices range to buffer bytes ranges by offset
p->getBufferConversions(ranges,conversions); // getting from the buffer the relevant ranges that still needs to be converted
if(conversions.size()) { // there are some elements to convert
conversionIndices = new GLushort[count];
int nIndices = bytesRangesToIndices(conversions,p,conversionIndices); //converting bytes ranges by offset to indices in this array
convertIndirectLoop(data,stride,data,nIndices,GL_UNSIGNED_SHORT,conversionIndices,stride,attribSize);
}
}
sendArr(data,array_id,attribSize,p->getStride());
if(conversionIndices) delete[] conversionIndices;
}
}
void GLEScontext::chooseConvertMethod(GLESFloatArrays& fArrs,GLint first,GLsizei count,GLenum type,const GLvoid* indices,bool direct,GLESpointer* p,GLenum array_id, unsigned int& index) {
bool vertexVBO = m_arrayBuffer!= 0;
if(direct) {
if(vertexVBO) {
convertDirectVBO(first,count,array_id,p);
} else {
convertDirect(fArrs,first,count,array_id,p,index);
}
} else {
if(vertexVBO) {
convertIndirectVBO(count,type,indices,array_id,p);
} else {
convertIndirect(fArrs,count,type,indices,array_id,p,index);
}
}
}
void GLEScontext::convertArrs(GLESFloatArrays& fArrs,GLint first,GLsizei count,GLenum type,const GLvoid* indices,bool direct) {
ArraysMap::iterator it;
unsigned int index = 0;
m_pointsIndex = -1;
//going over all clients arrays Pointers
for ( it=m_map.begin() ; it != m_map.end(); it++ ) {
GLenum array_id = (*it).first;
GLESpointer* p = (*it).second;
if(array_id == GL_TEXTURE_COORD_ARRAY) continue; //handling textures later
chooseConvertMethod(fArrs,first,count,type,indices,direct,p,array_id,index);
}
unsigned int activeTexture = m_activeTexture + GL_TEXTURE0;
s_lock.lock();
int maxTexUnits = s_glSupport.maxTexUnits;
s_lock.unlock();
//converting all texture coords arrays
for(int i=0; i< maxTexUnits;i++) {
unsigned int tex = GL_TEXTURE0+i;
setActiveTexture(tex);
s_glDispatch.glClientActiveTexture(tex);
GLenum array_id = GL_TEXTURE_COORD_ARRAY;
GLESpointer* p = m_map[array_id];
chooseConvertMethod(fArrs,first,count,type,indices,direct,p,array_id,index);
}
setActiveTexture(activeTexture);
s_glDispatch.glClientActiveTexture(activeTexture);
}
static int findMaxIndex(GLsizei count,GLenum type,const GLvoid* indices) {
//finding max index
int max = 0;
if(type == GL_UNSIGNED_BYTE) {
GLubyte* b_indices =(GLubyte *)indices;
for(int i=0;i<count;i++) {
if(b_indices[i] > max) max = b_indices[i];
}
} else {
GLushort* us_indices =(GLushort *)indices;
for(int i=0;i<count;i++) {
if(us_indices[i] > max) max = us_indices[i];
}
}
return max;
}
//TODO change it into merge sort to work in O(nlogn)
void sortPoints(GLfloat* sortedPoints,GLushort* sortedIndices,int size) {
int flag = 1; // set flag to 1 to start first pass
for(int i = 1; (i <= size) && flag; i++) {
flag = 0;
for (int j=0; j < (size -1); j++) {
if (sortedPoints[j+1] < sortedPoints[j]) {
swap<GLfloat>(sortedPoints[j],sortedPoints[j+1]);
swap<GLushort>(sortedIndices[j],sortedIndices[j+1]);
flag = 1; // indicates that a swap occurred.
}
}
}
}
void GLEScontext::drawPoints(PointSizeIndices* points) {
GLushort* indices = NULL;
int last_size = 0;
//drawing each group of vertices by the points size
for(PointSizeIndices::iterator it = points->begin();it != points->end(); it++) {
int count = (*it).second.size();
int pointSize = (*it).first;
std::vector<int>& arr = (*it).second;
if(count > last_size) {
if(indices) delete [] indices;
indices = new GLushort[count];
}
int i = 0 ;
for(std::vector<int>::iterator it2 = arr.begin();it2 != arr.end();it2++) {
indices[i++] = (*it2);
}
s_glDispatch.glPointSize(pointSize);
s_glDispatch.glDrawElements(GL_POINTS,count,GL_UNSIGNED_SHORT,indices);
}
if(indices) delete [] indices;
}
void GLEScontext::drawPointsData(GLESFloatArrays& fArrs,GLint first,GLsizei count,GLenum type,const GLvoid* indices_in,bool isElemsDraw) {
const GLfloat *pointsArr = NULL;
int stride = 0; //steps in GLfloats
//choosing the right points sizes array source
if(m_pointsIndex >= 0) { //point size array was converted
pointsArr=fArrs.arrays[m_pointsIndex];
stride = 1;
} else {
GLESpointer* p = m_map[GL_POINT_SIZE_ARRAY_OES];
pointsArr = static_cast<const GLfloat*>(isBindedBuffer(GL_ARRAY_BUFFER)?p->getBufferData():p->getArrayData());
stride = p->getStride()?p->getStride()/sizeof(GLfloat):1;
}
//filling arrays before sorting them
PointSizeIndices points;
if(isElemsDraw) {
for(int i=0; i< count; i++) {
GLushort index = (type == GL_UNSIGNED_SHORT?
static_cast<const GLushort*>(indices_in)[i]:
static_cast<const GLubyte*>(indices_in)[i]);
points[pointsArr[index*stride]].push_back(index);
}
} else {
for(int i=0; i< count; i++) {
points[pointsArr[first+i*stride]].push_back(i+first);
}
}
drawPoints(&points);
}
void GLEScontext::drawPointsArrs(GLESFloatArrays& arrs,GLint first,GLsizei count) {
drawPointsData(arrs,first,count,0,NULL,false);
}
void GLEScontext::drawPointsElems(GLESFloatArrays& arrs,GLsizei count,GLenum type,const GLvoid* indices_in) {
drawPointsData(arrs,0,count,type,indices_in,true);
}
void GLEScontext::bindBuffer(GLenum target,GLuint buffer) {
if(target == GL_ARRAY_BUFFER) {
m_arrayBuffer = buffer;
} else {
m_elementBuffer = buffer;
}
}
//checks if any buffer is binded to target
bool GLEScontext::isBindedBuffer(GLenum target) {
if(target == GL_ARRAY_BUFFER) {
return m_arrayBuffer != 0;
} else {
return m_elementBuffer != 0;
}
}
GLuint GLEScontext::getBuffer(GLenum target) {
return target == GL_ARRAY_BUFFER ? m_arrayBuffer:m_elementBuffer;
}
GLvoid* GLEScontext::getBindedBuffer(GLenum target) {
GLuint bufferName = getBuffer(target);
if(!bufferName) return NULL;
GLESbuffer* vbo = static_cast<GLESbuffer*>(m_shareGroup->getObjectData(VERTEXBUFFER,bufferName).Ptr());
return vbo->getData();
}
void GLEScontext::getBufferSize(GLenum target,GLint* param) {
GLuint bufferName = getBuffer(target);
GLESbuffer* vbo = static_cast<GLESbuffer*>(m_shareGroup->getObjectData(VERTEXBUFFER,bufferName).Ptr());
*param = vbo->getSize();
}
void GLEScontext::getBufferUsage(GLenum target,GLint* param) {
GLuint bufferName = getBuffer(target);
GLESbuffer* vbo = static_cast<GLESbuffer*>(m_shareGroup->getObjectData(VERTEXBUFFER,bufferName).Ptr());
*param = vbo->getUsage();
}
bool GLEScontext::setBufferData(GLenum target,GLsizeiptr size,const GLvoid* data,GLenum usage) {
GLuint bufferName = getBuffer(target);
if(!bufferName) return false;
GLESbuffer* vbo = static_cast<GLESbuffer*>(m_shareGroup->getObjectData(VERTEXBUFFER,bufferName).Ptr());
return vbo->setBuffer(size,usage,data);
}
bool GLEScontext::setBufferSubData(GLenum target,GLintptr offset,GLsizeiptr size,const GLvoid* data) {
GLuint bufferName = getBuffer(target);
if(!bufferName) return false;
GLESbuffer* vbo = static_cast<GLESbuffer*>(m_shareGroup->getObjectData(VERTEXBUFFER,bufferName).Ptr());
return vbo->setSubBuffer(offset,size,data);
}