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- some decent render improvement for surface terrain rendering (combined willvar's layer idea with visible quad, but no using vbo's at this point only vertex arrays)

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This commit is contained in:
Mark Vejvoda
2011-07-10 05:42:11 +00:00
parent 0d14688a87
commit 970fe6a326
5 changed files with 364 additions and 22 deletions
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33
source/shared_lib/sources/graphics/pixmap.cpp
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@@ -85,6 +85,13 @@ struct TargaFileHeader{
const int tgaUncompressedRgb= 2;
const int tgaUncompressedBw= 3;
void CalculatePixelsCRC(uint8 *pixels,uint64 pixelByteCount, Checksum &crc) {
// crc = Checksum();
// for(uint64 i = 0; i < pixelByteCount; ++i) {
// crc.addByte(pixels[i]);
// }
}
// =====================================================
// class PixmapIoTga
// =====================================================
@@ -732,12 +739,14 @@ void Pixmap1D::init(int components){
this->w= -1;
this->components= components;
pixels= NULL;
CalculatePixelsCRC(pixels,0, crc);
}
void Pixmap1D::init(int w, int components){
this->w= w;
this->components= components;
pixels= new uint8[(std::size_t)getPixelByteCount()];
CalculatePixelsCRC(pixels,0, crc);
}
uint64 Pixmap1D::getPixelByteCount() const {
@@ -765,6 +774,7 @@ void Pixmap1D::load(const string &path) {
throw runtime_error("Unknown pixmap extension: " + extension);
}
this->path = path;
CalculatePixelsCRC(pixels,getPixelByteCount(), crc);
}
void Pixmap1D::loadBmp(const string &path) {
@@ -862,6 +872,7 @@ void Pixmap2D::init(int components) {
this->components= components;
deletePixels();
pixels= NULL;
CalculatePixelsCRC(pixels,0, crc);
}
void Pixmap2D::init(int w, int h, int components) {
@@ -876,6 +887,7 @@ void Pixmap2D::init(int w, int h, int components) {
throw runtime_error(szBuf);
}
pixels= new uint8[(std::size_t)getPixelByteCount()];
CalculatePixelsCRC(pixels,0, crc);
}
uint64 Pixmap2D::getPixelByteCount() const {
@@ -909,6 +921,7 @@ void Pixmap2D::Scale(int format, int newW, int newH) {
assertGl();
}
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
CalculatePixelsCRC(pixels,getPixelByteCount(), crc);
}
Pixmap2D* Pixmap2D::loadPath(const string& path) {
@@ -917,6 +930,7 @@ Pixmap2D* Pixmap2D::loadPath(const string& path) {
Pixmap2D *pixmap = FileReader<Pixmap2D>::readPath(path);
if(pixmap != NULL) {
pixmap->path = path;
CalculatePixelsCRC(pixmap->pixels,pixmap->getPixelByteCount(), pixmap->crc);
}
return pixmap;
}
@@ -925,6 +939,7 @@ void Pixmap2D::load(const string &path) {
//printf("Loading Pixmap2D [%s]\n",path.c_str());
FileReader<Pixmap2D>::readPath(path,this);
CalculatePixelsCRC(pixels,getPixelByteCount(), crc);
this->path = path;
}
@@ -1024,6 +1039,7 @@ void Pixmap2D::setPixel(int x, int y, const uint8 *value) {
int index = (w*y+x)*components+i;
pixels[index]= value[i];
}
CalculatePixelsCRC(pixels,getPixelByteCount(), crc);
}
void Pixmap2D::setPixel(int x, int y, const float32 *value) {
@@ -1031,16 +1047,19 @@ void Pixmap2D::setPixel(int x, int y, const float32 *value) {
int index = (w*y+x)*components+i;
pixels[index]= static_cast<uint8>(value[i]*255.f);
}
CalculatePixelsCRC(pixels,getPixelByteCount(), crc);
}
void Pixmap2D::setComponent(int x, int y, int component, uint8 value) {
int index = (w*y+x)*components+component;
pixels[index] = value;
CalculatePixelsCRC(pixels,getPixelByteCount(), crc);
}
void Pixmap2D::setComponent(int x, int y, int component, float32 value) {
int index = (w*y+x)*components+component;
pixels[index]= static_cast<uint8>(value*255.f);
CalculatePixelsCRC(pixels,getPixelByteCount(), crc);
}
//vector set
@@ -1049,6 +1068,7 @@ void Pixmap2D::setPixel(int x, int y, const Vec3f &p) {
int index = (w*y+x)*components+i;
pixels[index]= static_cast<uint8>(p.ptr()[i]*255.f);
}
CalculatePixelsCRC(pixels,getPixelByteCount(), crc);
}
void Pixmap2D::setPixel(int x, int y, const Vec4f &p) {
@@ -1056,11 +1076,13 @@ void Pixmap2D::setPixel(int x, int y, const Vec4f &p) {
int index = (w*y+x)*components+i;
pixels[index]= static_cast<uint8>(p.ptr()[i]*255.f);
}
CalculatePixelsCRC(pixels,getPixelByteCount(), crc);
}
void Pixmap2D::setPixel(int x, int y, float p) {
int index = (w*y+x)*components;
pixels[index]= static_cast<uint8>(p*255.f);
CalculatePixelsCRC(pixels,getPixelByteCount(), crc);
}
void Pixmap2D::setPixels(const uint8 *value){
@@ -1069,6 +1091,7 @@ void Pixmap2D::setPixels(const uint8 *value){
setPixel(i, j, value);
}
}
CalculatePixelsCRC(pixels,getPixelByteCount(), crc);
}
void Pixmap2D::setPixels(const float32 *value){
@@ -1077,6 +1100,7 @@ void Pixmap2D::setPixels(const float32 *value){
setPixel(i, j, value);
}
}
CalculatePixelsCRC(pixels,getPixelByteCount(), crc);
}
void Pixmap2D::setComponents(int component, uint8 value){
@@ -1086,6 +1110,7 @@ void Pixmap2D::setComponents(int component, uint8 value){
setComponent(i, j, component, value);
}
}
CalculatePixelsCRC(pixels,getPixelByteCount(), crc);
}
void Pixmap2D::setComponents(int component, float32 value){
@@ -1095,6 +1120,7 @@ void Pixmap2D::setComponents(int component, float32 value){
setComponent(i, j, component, value);
}
}
CalculatePixelsCRC(pixels,getPixelByteCount(), crc);
}
float splatDist(Vec2i a, Vec2i b){
@@ -1180,6 +1206,8 @@ void Pixmap2D::copy(const Pixmap2D *sourcePixmap){
throw runtime_error("Pixmap2D::copy() dimensions must agree");
}
memcpy(pixels, sourcePixmap->getPixels(), w*h*sourcePixmap->getComponents());
this->path = sourcePixmap->path;
CalculatePixelsCRC(pixels,getPixelByteCount(), crc);
}
void Pixmap2D::subCopy(int x, int y, const Pixmap2D *sourcePixmap){
@@ -1197,6 +1225,7 @@ void Pixmap2D::subCopy(int x, int y, const Pixmap2D *sourcePixmap){
setPixel(i+x, j+y, pixel);
}
}
CalculatePixelsCRC(pixels,getPixelByteCount(), crc);
delete [] pixel;
}
@@ -1236,6 +1265,7 @@ void Pixmap3D::init(int w, int h, int d, int components){
this->d= d;
this->components= components;
pixels= new uint8[(std::size_t)getPixelByteCount()];
CalculatePixelsCRC(pixels,0, crc);
}
uint64 Pixmap3D::getPixelByteCount() const {
@@ -1248,6 +1278,7 @@ void Pixmap3D::init(int d, int components){
this->d= d;
this->components= components;
pixels= NULL;
CalculatePixelsCRC(pixels,0, crc);
}
void Pixmap3D::init(int components) {
@@ -1256,6 +1287,7 @@ void Pixmap3D::init(int components) {
this->d= -1;
this->components= components;
pixels= NULL;
CalculatePixelsCRC(pixels,0, crc);
}
void Pixmap3D::deletePixels() {
@@ -1283,6 +1315,7 @@ void Pixmap3D::loadSlice(const string &path, int slice) {
throw runtime_error("Unknown pixmap extension: "+extension);
}
this->path = path;
CalculatePixelsCRC(pixels,getPixelByteCount(), crc);
}
void Pixmap3D::loadSlicePng(const string &path, int slice) {