[Broken WIP] Refactored textures, pictures and cache

src/basics/Color.h

@@ -32,6 +32,7 @@ public:
     void limitPower(double max_power);
 
     Color add(const Color& other) const;
+    Color lerp(const Color& other, double f) const;
 
 public:
     double r;

src/basics/Color.inline.cpp

@@ -187,3 +187,14 @@ METHSPEC Color Color::add(const Color& other) const
 {
     return Color(r + other.r, g + other.g, b + other.b, a);
 }
+
+METHSPEC Color Color::lerp(const Color& other, double f) const
+{
+    Color result(
+                r * (1.0 - f) + other.r * f,
+                g * (1.0 - f) + other.g * f,
+                b * (1.0 - f) + other.b * f,
+                a * (1.0 - f) + other.a * f
+                );
+    return result;
+}

src/basics/Texture2D.cpp

@@ -0,0 +1,168 @@
+#include "Texture2D.h"
+
+#include <cassert>
+#include "Color.h"
+#include "PackStream.h"
+#include "PictureWriter.h"
+
+Texture2D::Texture2D(int xsize, int ysize)
+{
+    assert(xsize > 0 && ysize > 0);
+
+    this->xsize = xsize;
+    this->ysize = ysize;
+    this->data = new Color[xsize * ysize];
+}
+
+Texture2D::~Texture2D()
+{
+    delete[] data;
+}
+
+void Texture2D::getSize(int* xsize, int* ysize)
+{
+    *xsize = this->xsize;
+    *ysize = this->ysize;
+}
+
+void Texture2D::setPixel(int x, int y, Color col)
+{
+    assert(x >= 0 && x < xsize);
+    assert(y >= 0 && y < ysize);
+
+    data[y * xsize + x] = col;
+}
+
+Color Texture2D::getPixel(int x, int y)
+{
+    assert(x >= 0 && x < xsize);
+    assert(y >= 0 && y < ysize);
+
+    return data[y * xsize + x];
+}
+
+Color Texture2D::getNearest(double dx, double dy)
+{
+    if (dx < 0.0) dx = 0.0;
+    if (dx > 1.0) dx = 1.0;
+    if (dy < 0.0) dy = 0.0;
+    if (dy > 1.0) dy = 1.0;
+
+    int ix = (int)(dx * (double)(this->xsize - 1));
+    int iy = (int)(dy * (double)(this->ysize - 1));
+
+    assert(ix >= 0 && ix < this->xsize);
+    assert(iy >= 0 && iy < this->ysize);
+
+    return this->data[iy * this->xsize + ix];
+}
+
+Color Texture2D::getLinear(double dx, double dy)
+{
+    if (dx < 0.0) dx = 0.0;
+    if (dx > 1.0) dx = 1.0;
+    if (dy < 0.0) dy = 0.0;
+    if (dy > 1.0) dy = 1.0;
+
+    dx *= (double)(this->xsize - 1);
+    dy *= (double)(this->ysize - 1);
+
+    int ix = (int)floor(dx);
+    if (ix == this->xsize - 1)
+    {
+        ix--;
+    }
+    int iy = (int)floor(dy);
+    if (iy == this->ysize - 1)
+    {
+        iy--;
+    }
+
+    dx -= (double)ix;
+    dy -= (double)iy;
+
+    Color* data = this->data + iy * this->xsize + ix;
+
+    Color c1 = data->lerp(*(data + 1), dx);
+    Color c2 = (data + this->xsize)->lerp(*(data + this->xsize + 1), dx);
+
+    return c1.lerp(c2, dy);
+}
+
+Color Texture2D::getCubic(double dx, double dy)
+{
+    /* TODO */
+    return getLinear(dx, dy);
+}
+
+void Texture2D::fill(Color col)
+{
+    int i, n;
+    n = this->xsize * this->ysize;
+    for (i = 0; i < n; i++)
+    {
+        this->data[i] = col;
+    }
+}
+
+void Texture2D::add(Texture2D* source)
+{
+    int i, n;
+
+    assert(source->xsize == this->xsize);
+    assert(source->ysize == this->ysize);
+
+    n = source->xsize * source->ysize;
+    for (i = 0; i < n; i++)
+    {
+        this->data[i].r += source->data[i].r;
+        this->data[i].g += source->data[i].g;
+        this->data[i].b += source->data[i].b;
+        /* destination->data[i].a += source->data[i].a; */
+    }
+}
+
+void Texture2D::save(PackStream* stream)
+{
+    int i, n;
+    stream->write(&this->xsize);
+    stream->write(&this->ysize);
+    n = this->xsize * this->ysize;
+    for (i = 0; i < n; i++)
+    {
+        colorSave(stream, this->data + i);
+    }
+}
+
+void Texture2D::load(PackStream* stream)
+{
+    int i, n;
+    stream->read(&this->xsize);
+    stream->read(&this->ysize);
+    n = this->xsize * this->ysize;
+    delete[] this->data;
+    this->data = new Color[n];
+    for (i = 0; i < n; i++)
+    {
+        colorLoad(stream, this->data + i);
+    }
+}
+
+class Texture2DWriter:public PictureWriter
+{
+public:
+    Texture2DWriter(Texture2D *tex): tex(tex) {}
+
+    virtual unsigned int getPixel(int x, int y) override
+    {
+        return tex->getPixel(x, y).to32BitBGRA();
+    }
+private:
+    Texture2D *tex;
+};
+
+void Texture2D::saveToFile(const std::string &filepath)
+{
+    Texture2DWriter writer(this);
+    writer.save(filepath, xsize, ysize);
+}

src/basics/Texture2D.h

@@ -0,0 +1,36 @@
+#ifndef TEXTURE2D_H
+#define TEXTURE2D_H
+
+#include "basics_global.h"
+
+namespace paysages {
+namespace basics {
+
+class Texture2D
+{
+public:
+    Texture2D(int xsize, int ysize);
+    ~Texture2D();
+
+    void getSize(int* xsize, int* ysize);
+    void setPixel(int x, int y, Color col);
+    Color getPixel(int x, int y);
+    Color getNearest(double dx, double dy);
+    Color getLinear(double dx, double dy);
+    Color getCubic(double dx, double dy);
+    void fill(Color col);
+    void add(Texture2D* other);
+    void save(PackStream* stream);
+    void load(PackStream* stream);
+    void saveToFile(const std::string &filepath);
+
+private:
+    int xsize;
+    int ysize;
+    Color* data;
+};
+
+}
+}
+
+#endif // TEXTURE2D_H

src/basics/Texture3D.cpp

@@ -0,0 +1,200 @@
+#include "Texture3D.h"
+
+#include <cassert>
+#include "Color.h"
+#include "PackStream.h"
+#include "PictureWriter.h"
+
+Texture3D::Texture3D(int xsize, int ysize, int zsize)
+{
+    assert(xsize > 0 && ysize > 0 && zsize > 0);
+
+    this->xsize = xsize;
+    this->ysize = ysize;
+    this->zsize = zsize;
+    this->data = new Color[xsize * ysize * zsize];
+}
+
+Texture3D::~Texture3D()
+{
+    delete[] data;
+}
+
+void Texture3D::getSize(int* xsize, int* ysize, int* zsize)
+{
+    *xsize = this->xsize;
+    *ysize = this->ysize;
+    *zsize = this->zsize;
+}
+
+void Texture3D::setPixel(int x, int y, int z, Color col)
+{
+    assert(x >= 0 && x < this->xsize);
+    assert(y >= 0 && y < this->ysize);
+    assert(z >= 0 && z < this->ysize);
+
+    this->data[z * this->xsize * this->ysize + y * this->xsize + x] = col;
+}
+
+Color Texture3D::getPixel(int x, int y, int z)
+{
+    assert(x >= 0 && x < this->xsize);
+    assert(y >= 0 && y < this->ysize);
+    assert(z >= 0 && z < this->zsize);
+
+    return this->data[z * this->xsize * this->ysize + y * this->xsize + x];
+}
+
+Color Texture3D::getNearest(double dx, double dy, double dz)
+{
+    if (dx < 0.0) dx = 0.0;
+    if (dx > 1.0) dx = 1.0;
+    if (dy < 0.0) dy = 0.0;
+    if (dy > 1.0) dy = 1.0;
+    if (dz < 0.0) dz = 0.0;
+    if (dz > 1.0) dz = 1.0;
+
+    int ix = (int)(dx * (double)(this->xsize - 1));
+    int iy = (int)(dy * (double)(this->ysize - 1));
+    int iz = (int)(dz * (double)(this->zsize - 1));
+
+    assert(ix >= 0 && ix < this->xsize);
+    assert(iy >= 0 && iy < this->ysize);
+    assert(iz >= 0 && iz < this->zsize);
+
+    return this->data[iz * this->xsize * this->ysize + iy * this->xsize + ix];
+}
+
+Color Texture3D::getLinear(double dx, double dy, double dz)
+{
+    if (dx < 0.0) dx = 0.0;
+    if (dx > 1.0) dx = 1.0;
+    if (dy < 0.0) dy = 0.0;
+    if (dy > 1.0) dy = 1.0;
+    if (dz < 0.0) dz = 0.0;
+    if (dz > 1.0) dz = 1.0;
+
+    dx *= (double)(this->xsize - 1);
+    dy *= (double)(this->ysize - 1);
+    dz *= (double)(this->zsize - 1);
+
+    int ix = (int)floor(dx);
+    if (ix == this->xsize - 1)
+    {
+        ix--;
+    }
+    int iy = (int)floor(dy);
+    if (iy == this->ysize - 1)
+    {
+        iy--;
+    }
+    int iz = (int)floor(dz);
+    if (iz == this->zsize - 1)
+    {
+        iz--;
+    }
+
+    dx -= (double)ix;
+    dy -= (double)iy;
+    dz -= (double)iz;
+
+    Color* data = this->data + iz * this->xsize * this->ysize + iy * this->xsize + ix;
+
+    Color cx1 = data->lerp(*(data + 1), dx);
+    Color cx2 = (data + this->xsize)->lerp(*(data + this->xsize + 1), dx);
+    Color cy1 = cx1.lerp(cx2, dy);
+
+    data += this->xsize * this->ysize;
+    cx1 = data->lerp(*(data + 1), dx);
+    cx2 = (data + this->xsize)->lerp(*(data + this->xsize + 1), dx);
+    Color cy2 = cx1.lerp(cx2, dy);
+
+    return cy1.lerp(cy2, dz);
+}
+
+Color Texture3D::getCubic(double dx, double dy, double dz)
+{
+    /* TODO */
+    return getLinear(dx, dy, dz);
+}
+
+void Texture3D::fill(Color col)
+{
+    int i, n;
+    n = this->xsize * this->ysize * this->zsize;
+    for (i = 0; i < n; i++)
+    {
+        this->data[i] = col;
+    }
+}
+
+void Texture3D::add(Texture3D* source)
+{
+    int i, n;
+
+    assert(source->xsize == this->xsize);
+    assert(source->ysize == this->ysize);
+    assert(source->zsize == this->zsize);
+
+    n = source->xsize * source->ysize * source->zsize;
+    for (i = 0; i < n; i++)
+    {
+        this->data[i].r += source->data[i].r;
+        this->data[i].g += source->data[i].g;
+        this->data[i].b += source->data[i].b;
+        /* destination->data[i].a += source->data[i].a; */
+    }
+}
+
+void Texture3D::save(PackStream* stream)
+{
+    int i, n;
+    stream->write(&this->xsize);
+    stream->write(&this->ysize);
+    stream->write(&this->zsize);
+    n = this->xsize * this->ysize * this->zsize;
+    for (i = 0; i < n; i++)
+    {
+        colorSave(stream, this->data + i);
+    }
+}
+
+void Texture3D::load(PackStream* stream)
+{
+    int i, n;
+    stream->read(&this->xsize);
+    stream->read(&this->ysize);
+    stream->read(&this->zsize);
+    n = this->xsize * this->ysize * this->zsize;
+    delete[] this->data;
+    this->data = new Color[n];
+    for (i = 0; i < n; i++)
+    {
+        colorLoad(stream, this->data + i);
+    }
+}
+
+class Texture3DWriter:public PictureWriter
+{
+public:
+    Texture3DWriter(Texture3D *tex): tex(tex) {}
+
+    virtual unsigned int getPixel(int x, int y) override
+    {
+        int xsize, ysize, zsize;
+        tex->getSize(&xsize, &ysize, &zsize);
+
+        int z = y / ysize;
+        y = y % ysize;
+
+        return tex->getPixel(x, y, z).to32BitBGRA();
+    }
+private:
+    Texture3D *tex;
+};
+
+void Texture3D::saveToFile(const std::string &filepath)
+{
+    Texture3DWriter writer(this);
+    writer.save(filepath, xsize, ysize * zsize);
+}

src/basics/Texture3D.h

@@ -0,0 +1,37 @@
+#ifndef TEXTURE3D_H
+#define TEXTURE3D_H
+
+#include "basics_global.h"
+
+namespace paysages {
+namespace basics {
+
+class Texture3D
+{
+public:
+    Texture3D(int xsize, int ysize, int zsize);
+    ~Texture3D();
+
+    void getSize(int* xsize, int* ysize, int* zsize);
+    void setPixel(int x, int y, int z, Color col);
+    Color getPixel(int x, int y, int z);
+    Color getNearest(double dx, double dy, double dz);
+    Color getLinear(double dx, double dy, double dz);
+    Color getCubic(double dx, double dy, double dz);
+    void fill(Color col);
+    void add(Texture3D* other);
+    void save(PackStream* stream);
+    void load(PackStream* stream);
+    void saveToFile(const std::string &filepath);
+
+private:
+    int xsize;
+    int ysize;
+    int zsize;
+    Color* data;
+};
+
+}
+}
+
+#endif // TEXTURE3D_H

src/basics/Texture4D.cpp

@@ -0,0 +1,238 @@
+#include "Texture4D.h"
+
+#include <cassert>
+#include "Color.h"
+#include "PackStream.h"
+#include "PictureWriter.h"
+
+Texture4D::Texture4D(int xsize, int ysize, int zsize, int wsize)
+{
+    assert(xsize > 0 && ysize > 0 && zsize > 0 && wsize > 0);
+
+    this->xsize = xsize;
+    this->ysize = ysize;
+    this->zsize = zsize;
+    this->wsize = wsize;
+    this->data = new Color[xsize * ysize * zsize * wsize];
+}
+
+Texture4D::~Texture4D()
+{
+    delete[] data;
+}
+
+void Texture4D::getSize(int* xsize, int* ysize, int* zsize, int* wsize)
+{
+    *xsize = this->xsize;
+    *ysize = this->ysize;
+    *zsize = this->zsize;
+    *wsize = this->wsize;
+}
+
+void Texture4D::setPixel(int x, int y, int z, int w, Color col)
+{
+    assert(x >= 0 && x < this->xsize);
+    assert(y >= 0 && y < this->ysize);
+    assert(z >= 0 && z < this->zsize);
+    assert(w >= 0 && w < this->wsize);
+
+    this->data[w * this->xsize * this->ysize * this->zsize + z * this->xsize * this->ysize + y * this->xsize + x] = col;
+}
+
+Color Texture4D::getPixel(int x, int y, int z, int w)
+{
+    assert(x >= 0 && x < this->xsize);
+    assert(y >= 0 && y < this->ysize);
+    assert(z >= 0 && z < this->zsize);
+    assert(w >= 0 && w < this->wsize);
+
+    return this->data[w * this->xsize * this->ysize * this->zsize + z * this->xsize * this->ysize + y * this->xsize + x];
+}
+
+Color Texture4D::getNearest(double dx, double dy, double dz, double dw)
+{
+    if (dx < 0.0) dx = 0.0;
+    if (dx > 1.0) dx = 1.0;
+    if (dy < 0.0) dy = 0.0;
+    if (dy > 1.0) dy = 1.0;
+    if (dz < 0.0) dz = 0.0;
+    if (dz > 1.0) dz = 1.0;
+    if (dw < 0.0) dw = 0.0;
+    if (dw > 1.0) dw = 1.0;
+
+    int ix = (int)(dx * (double)(this->xsize - 1));
+    int iy = (int)(dy * (double)(this->ysize - 1));
+    int iz = (int)(dz * (double)(this->zsize - 1));
+    int iw = (int)(dw * (double)(this->wsize - 1));
+
+    assert(ix >= 0 && ix < this->xsize);
+    assert(iy >= 0 && iy < this->ysize);
+    assert(iz >= 0 && iz < this->zsize);
+    assert(iw >= 0 && iw < this->wsize);
+
+    return this->data[iw * this->xsize * this->ysize * this->zsize + iz * this->xsize * this->ysize + iy * this->xsize + ix];
+}
+
+Color Texture4D::getLinear(double dx, double dy, double dz, double dw)
+{
+    if (dx < 0.0) dx = 0.0;
+    if (dx > 1.0) dx = 1.0;
+    if (dy < 0.0) dy = 0.0;
+    if (dy > 1.0) dy = 1.0;
+    if (dz < 0.0) dz = 0.0;
+    if (dz > 1.0) dz = 1.0;
+    if (dw < 0.0) dw = 0.0;
+    if (dw > 1.0) dw = 1.0;
+
+    dx *= (double)(this->xsize - 1);
+    dy *= (double)(this->ysize - 1);
+    dz *= (double)(this->zsize - 1);
+    dw *= (double)(this->wsize - 1);
+
+    int ix = (int)floor(dx);
+    if (ix == this->xsize - 1)
+    {
+        ix--;
+    }
+    int iy = (int)floor(dy);
+    if (iy == this->ysize - 1)
+    {
+        iy--;
+    }
+    int iz = (int)floor(dz);
+    if (iz == this->zsize - 1)
+    {
+        iz--;
+    }
+    int iw = (int)floor(dw);
+    if (iw == this->wsize - 1)
+    {
+        iw--;
+    }
+
+    dx -= (double)ix;
+    dy -= (double)iy;
+    dz -= (double)iz;
+    dw -= (double)iw;
+
+    Color* data = this->data + iw * this->xsize * this->ysize * this->zsize + iz * this->xsize * this->ysize + iy * this->xsize + ix;
+    Color cz1, cz2;
+
+    Color cx1 = data->lerp(*(data + 1), dx);
+    Color cx2 = (data + this->xsize)->lerp(*(data + this->xsize + 1), dx);
+    Color cy1 = cx1.lerp(cx2, dy);
+
+    data += this->xsize * this->ysize;
+    cx1 = data->lerp(*(data + 1), dx);
+    cx2 = (data + this->xsize)->lerp(*(data + this->xsize + 1), dx);
+    Color cy2 = cx1.lerp(cx2, dy);
+
+    data += this->xsize * this->ysize * this->zsize;
+    cz1 = cy1.lerp(cy2, dz);
+
+    cx1 = data->lerp(*(data + 1), dx);
+    cx2 = (data + this->xsize)->lerp(*(data + this->xsize + 1), dx);
+    cy1 = cx1.lerp(cx2, dy);
+
+    cx1 = data->lerp(*(data + 1), dx);
+    cx2 = (data + this->xsize)->lerp(*(data + this->xsize + 1), dx);
+    cy2 = cx1.lerp(cx2, dy);
+
+    cz2 = cy1.lerp(cy2, dz);
+
+    return cz1.lerp(cz2, dw);
+}
+
+Color Texture4D::getCubic(double dx, double dy, double dz, double dw)
+{
+    /* TODO */
+    return getLinear(dx, dy, dz, dw);
+}
+
+void Texture4D::fill(Color col)
+{
+    int i, n;
+    n = this->xsize * this->ysize * this->zsize * this->wsize;
+    for (i = 0; i < n; i++)
+    {
+        this->data[i] = col;
+    }
+}
+
+void Texture4D::add(Texture4D* source)
+{
+    int i, n;
+
+    assert(source->xsize == this->xsize);
+    assert(source->ysize == this->ysize);
+    assert(source->zsize == this->zsize);
+    assert(source->wsize == this->wsize);
+
+    n = source->xsize * source->ysize * source->zsize * source->wsize;
+    for (i = 0; i < n; i++)
+    {
+        this->data[i].r += source->data[i].r;
+        this->data[i].g += source->data[i].g;
+        this->data[i].b += source->data[i].b;
+        /* destination->data[i].a += source->data[i].a; */
+    }
+}
+
+void Texture4D::save(PackStream* stream)
+{
+    int i, n;
+    stream->write(&this->xsize);
+    stream->write(&this->ysize);
+    stream->write(&this->zsize);
+    stream->write(&this->wsize);
+    n = this->xsize * this->ysize * this->zsize * this->wsize;
+    for (i = 0; i < n; i++)
+    {
+        colorSave(stream, this->data + i);
+    }
+}
+
+void Texture4D::load(PackStream* stream)
+{
+    int i, n;
+    stream->read(&this->xsize);
+    stream->read(&this->ysize);
+    stream->read(&this->zsize);
+    stream->read(&this->wsize);
+    n = this->xsize * this->ysize * this->zsize * this->wsize;
+    delete[] this->data;
+    this->data = new Color[n];
+    for (i = 0; i < n; i++)
+    {
+        colorLoad(stream, this->data + i);
+    }
+}
+
+
+class Texture4DWriter:public PictureWriter
+{
+public:
+    Texture4DWriter(Texture4D *tex): tex(tex) {}
+
+    virtual unsigned int getPixel(int x, int y) override
+    {
+        int xsize, ysize, zsize, wsize;
+        tex->getSize(&xsize, &ysize, &zsize, &wsize);
+
+        int w = x / xsize;
+        x = x % xsize;
+
+        int z = y / ysize;
+        y = y % ysize;
+
+        return tex->getPixel(x, y, z, w).to32BitBGRA();
+    }
+private:
+    Texture4D *tex;
+};
+
+void Texture4D::saveToFile(const std::string &filepath)
+{
+    Texture4DWriter writer(this);
+    writer.save(filepath, xsize * wsize, ysize * zsize);
+}

src/basics/Texture4D.h

@@ -0,0 +1,38 @@
+#ifndef TEXTURE4D_H
+#define TEXTURE4D_H
+
+#include "basics_global.h"
+
+namespace paysages {
+namespace basics {
+
+class Texture4D
+{
+public:
+    Texture4D(int xsize, int ysize, int zsize, int wsize);
+    ~Texture4D();
+
+    void getSize(int* xsize, int* ysize, int* zsize, int* wsize);
+    void setPixel(int x, int y, int z, int w, Color col);
+    Color getPixel(int x, int y, int z, int w);
+    Color getNearest(double dx, double dy, double dz, double dw);
+    Color getLinear(double dx, double dy, double dz, double dw);
+    Color getCubic(double dx, double dy, double dz, double dw);
+    void fill(Color col);
+    void add(Texture4D* other);
+    void save(PackStream* stream);
+    void load(PackStream* stream);
+    void saveToFile(const std::string &filepath);
+
+private:
+    int xsize;
+    int ysize;
+    int zsize;
+    int wsize;
+    Color* data;
+};
+
+}
+}
+
+#endif // TEXTURE4D_H

src/basics/basics.pro

@@ -29,7 +29,10 @@ SOURCES += \
     Matrix4.cpp \
     Curve.cpp \
     ColorProfile.cpp \
-    Geometry.cpp
+    Geometry.cpp \
+    Texture2D.cpp \
+    Texture3D.cpp \
+    Texture4D.cpp
 
 HEADERS +=\
         basics_global.h \
@@ -46,7 +49,10 @@ HEADERS +=\
     Matrix4.h \
     Curve.h \
     ColorProfile.h \
-    Geometry.h
+    Geometry.h \
+    Texture2D.h \
+    Texture3D.h \
+    Texture4D.h
 
 unix:!symbian {
     maemo5 {

src/interface/desktop/RenderingScenery.cpp

@@ -23,20 +23,20 @@ void RenderingScenery::setCustomSaveCallbacks(SceneryCustomDataCallback callback
 
 void RenderingScenery::save(PackStream* stream) const
 {
+    Scenery::save(stream);
+
     if (_custom_save)
     {
         _custom_save(stream, _custom_data);
     }
-
-    Scenery::save(stream);
 }
 
 void RenderingScenery::load(PackStream* stream)
 {
+    Scenery::load(stream);
+
     if (_custom_load)
     {
         _custom_load(stream, _custom_data);
     }
-
-    Scenery::load(stream);
 }

src/interface/desktop/RenderingScenery.h

@@ -1,7 +1,7 @@
 #ifndef RENDERINGSCENERY_H
 #define RENDERINGSCENERY_H
 
-#include "rendering_global.h"
+#include "desktop_global.h"
 
 #include "Scenery.h"
 
@@ -12,7 +12,7 @@ typedef void (*SceneryCustomDataCallback)(PackStream* stream, void* data);
  *
  * This class contains the whole scenery definition.
  */
-class RENDERINGSHARED_EXPORT RenderingScenery: public Scenery
+class RenderingScenery: public Scenery
 {
 public:
     RenderingScenery();
@@ -30,4 +30,4 @@ private:
     void* _custom_data;
 };
 
-#endif // SCENERY_H
+#endif // RENDERINGSCENERY_H

src/interface/desktop/desktop.pro

@@ -55,7 +55,8 @@ HEADERS += \
     textures/PreviewLayerLook.h \
     textures/PreviewCumul.h \
     textures/DialogTexturesLayer.h \
-    desktop_global.h
+    desktop_global.h \
+    RenderingScenery.h
 
 SOURCES += \
     terrain/widgetheightmap.cpp \
@@ -102,7 +103,8 @@ SOURCES += \
     textures/PreviewLayerCoverage.cpp \
     textures/PreviewLayerLook.cpp \
     textures/PreviewCumul.cpp \
-    textures/DialogTexturesLayer.cpp
+    textures/DialogTexturesLayer.cpp \
+    RenderingScenery.cpp
 
 FORMS += \
     terrain/dialogterrainpainting.ui \

src/render/opengl/WidgetExplorer.cpp

@@ -6,7 +6,6 @@
 #include <cmath>
 #include <GL/glu.h>
 #include <QThread>
-#include "RenderingScenery.h"
 #include "SoftwareRenderer.h"
 #include "OpenGLRenderer.h"
 #include "WaterDefinition.h"
@@ -16,6 +15,7 @@
 #include "ExplorerChunkTerrain.h"
 #include "TerrainRenderer.h"
 #include "WaterRenderer.h"
+#include "Scenery.h"
 
 class ChunkMaintenanceThread : public QThread
 {
@@ -80,16 +80,7 @@ QGLWidget(parent)
     _base_camera = camera;
     camera->copy(_current_camera);
 
-    if (renderer)
-    {
     _renderer = renderer;
-        _renderer_created = false;
-    }
-    else
-    {
-        _renderer = new SoftwareRenderer(RenderingScenery::getCurrent());
-        _renderer_created = true;
-    }
     _opengl_renderer = new OpenGLRenderer(NULL);
     _renderer->prepare();
     _renderer->render_quality = 3;
@@ -118,11 +109,6 @@ WidgetExplorer::~WidgetExplorer()
         delete _chunks[i];
     }
     delete _current_camera;
-
-    if (_renderer_created)
-    {
-        delete _renderer;
-    }
     delete _opengl_renderer;
 }
 

src/render/opengl/WidgetExplorer.h

@@ -14,7 +14,7 @@ class OPENGLSHARED_EXPORT WidgetExplorer : public QGLWidget
 {
     Q_OBJECT
 public:
-    WidgetExplorer(QWidget* parent, CameraDefinition* camera, SoftwareRenderer* renderer=0);
+    WidgetExplorer(QWidget* parent, CameraDefinition* camera, SoftwareRenderer* renderer);
     ~WidgetExplorer();
 
     void performChunksMaintenance();
@@ -43,7 +43,6 @@ private:
 
     OpenGLRenderer* _opengl_renderer;
     SoftwareRenderer* _renderer;
-    bool _renderer_created;
     bool _inited;
     bool _updated;
 

src/render/preview/WaterCoveragePreviewRenderer.cpp

@@ -5,9 +5,6 @@
 #include "TerrainDefinition.h"
 #include "WaterRenderer.h"
 
-// TEMP
-#include "RenderingScenery.h"
-
 WaterCoveragePreviewRenderer::WaterCoveragePreviewRenderer(WaterDefinition* definition):
     TerrainShapePreviewRenderer(new TerrainDefinition(NULL)), definition(definition)
 {
@@ -39,7 +36,7 @@ void WaterCoveragePreviewRenderer::toggleChangeEvent(const std::string &key, boo
 
 void WaterCoveragePreviewRenderer::updateEvent()
 {
-    RenderingScenery::getCurrent()->getTerrain(_terrain);
+    //RenderingScenery::getCurrent()->getTerrain(_terrain);
     TerrainShapePreviewRenderer::updateEvent();
 
     getScenery()->setWater(definition);

src/render/software/AtmosphereModelBruneton.cpp

@@ -19,8 +19,9 @@
 #include "WaterRenderer.h"
 #include "LightComponent.h"
 #include "LightStatus.h"
-#include "tools/cache.h"
+#include "Texture2D.h"
-#include "tools/texture.h"
+#include "Texture4D.h"
+#include "CacheFile.h"
 
 /* Factor to convert software units to kilometers */
 // TODO This is copied in AtmosphereRenderer
@@ -177,7 +178,7 @@ static Color _texture4D(Texture4D* tex, double r, double mu, double muS, double
     double uMu = cst.a + (rmu * cst.r + sqrt(delta + cst.g)) / (rho + cst.b) * (0.5 - 1.0 / (double)(RES_MU));
     double uMuS = 0.5 / (double)(RES_MU_S) + (atan(max(muS, -0.1975) * tan(1.26 * 1.1)) / 1.1 + (1.0 - 0.26)) * 0.5 * (1.0 - 1.0 / (double)(RES_MU_S));
 
-    return texture4DGetLinear(tex, uMu, uMuS, nu, uR);
+    return tex->getLinear(uMu, uMuS, nu, uR);
 }
 
 /*********************** Physics functions ***********************/
@@ -239,7 +240,7 @@ static Color _transmittance(double r, double mu)
 {
     double u, v;
     _getTransmittanceUV(r, mu, &u, &v);
-    return texture2DGetLinear(_transmittanceTexture, u, v);
+    return _transmittanceTexture->getLinear(u, v);
 }
 
 /* transmittance(=transparency) of atmosphere between x and x0
@@ -345,7 +346,7 @@ static Color _irradiance(Texture2D* sampler, double r, double muS)
 {
     double u, v;
     _getIrradianceUV(r, muS, &u, &v);
-    return texture2DGetLinear(sampler, u, v);
+    return sampler->getLinear(u, v);
 }
 
 /*********************** transmittance.glsl ***********************/
@@ -388,7 +389,7 @@ static void _precomputeTransmittanceTexture()
             trans.g = exp(-(betaR.g * depth1 + betaMEx.y * depth2));
             trans.b = exp(-(betaR.b * depth1 + betaMEx.z * depth2));
             trans.a = 1.0;
-            texture2DSetPixel(_transmittanceTexture, x, y, trans); /* Eq (5) */
+            _transmittanceTexture->setPixel(x, y, trans); /* Eq (5) */
         }
     }
 }
@@ -414,7 +415,7 @@ static void _precomputeIrrDeltaETexture(Texture2D* destination)
             irr.b = trans.b * max(muS, 0.0);
             irr.a = 1.0;
 
-            texture2DSetPixel(destination, x, y, irr);
+            destination->setPixel(x, y, irr);
         }
     }
 }
@@ -524,8 +525,8 @@ static int _inscatter1Worker(ParallelWork*, int layer, void* data)
                 _inscatter1(r, mu, muS, nu, &ray, &mie);
                 /* store separately Rayleigh and Mie contributions, WITHOUT the phase function factor
                  * (cf "Angular precision") */
-                texture4DSetPixel(params->ray, x, y, z, layer, ray);
+                params->ray->setPixel(x, y, z, layer, ray);
-                texture4DSetPixel(params->mie, x, y, z, layer, mie);
+                params->mie->setPixel(x, y, z, layer, mie);
             }
         }
     }
@@ -660,7 +661,7 @@ static int _jWorker(ParallelWork*, int layer, void* data)
                 double mu, muS, nu;
                 _texCoordToMuMuSNu((double)x, (double)y, (double)z, r, dhdH, &mu, &muS, &nu);
                 raymie = _inscatterS(r, mu, muS, nu, params->first, params->deltaE, params->deltaSR, params->deltaSM);
-                texture4DSetPixel(params->result, x, y, z, layer, raymie);
+                params->result->setPixel(x, y, z, layer, raymie);
             }
         }
     }
@@ -717,7 +718,7 @@ void _irradianceNProg(Texture2D* destination, Texture4D* deltaSR, Texture4D* del
                 }
             }
 
-            texture2DSetPixel(destination, x, y, result);
+            destination->setPixel(x, y, result);
         }
     }
 }
@@ -780,7 +781,7 @@ static int _inscatterNWorker(ParallelWork*, int layer, void* data)
             {
                 double mu, muS, nu;
                 _texCoordToMuMuSNu((double)x, (double)y, (double)z, r, dhdH, &mu, &muS, &nu);
-                texture4DSetPixel(params->destination, x, y, z, layer, _inscatterN(params->deltaJ, r, mu, muS, nu));
+                params->destination->setPixel(x, y, z, layer, _inscatterN(params->deltaJ, r, mu, muS, nu));
             }
         }
     }
@@ -812,12 +813,12 @@ static int _copyInscatterNWorker(ParallelWork*, int layer, void* data)
             {
                 double mu, muS, nu;
                 _texCoordToMuMuSNu((double)x, (double)y, (double)z, r, dhdH, &mu, &muS, &nu);
-                Color col1 = texture4DGetPixel(params->source, x, y, z, layer);
+                Color col1 = params->source->getPixel(x, y, z, layer);
-                Color col2 = texture4DGetPixel(params->destination, x, y, z, layer);
+                Color col2 = params->destination->getPixel(x, y, z, layer);
                 col2.r += col1.r / _phaseFunctionR(nu);
                 col2.g += col1.g / _phaseFunctionR(nu);
                 col2.b += col1.b / _phaseFunctionR(nu);
-                texture4DSetPixel(params->destination, x, y, z, layer, col2);
+                params->destination->setPixel(x, y, z, layer, col2);
             }
         }
     }
@@ -946,108 +947,94 @@ static Color _sunColor(Vector3 v, Vector3 s, double r, double mu, double radius)
 
 static int _tryLoadCache2D(Texture2D* tex, const char* tag, int order)
 {
-    CacheFile* cache;
     int xsize, ysize;
+    tex->getSize(&xsize, &ysize);
 
-    texture2DGetSize(tex, &xsize, &ysize);
+    CacheFile cache("atmo-br", "cache", tag, xsize, ysize, 0, 0, order);
-    cache = cacheFileCreateAccessor("atmo-br", "cache", tag, xsize, ysize, 0, 0, order);
+    if (cache.isReadable())
-    if (cacheFileIsReadable(cache))
     {
         PackStream stream;
-        stream.bindToFile(cacheFileGetPath(cache));
+        stream.bindToFile(cache.getPath());
-        texture2DLoad(&stream, tex);
+        tex->load(&stream);
 
-        cacheFileDeleteAccessor(cache);
         return 1;
     }
     else
     {
-        cacheFileDeleteAccessor(cache);
         return 0;
     }
 }
 
 static void _saveCache2D(Texture2D* tex, const char* tag, int order)
 {
-    CacheFile* cache;
     int xsize, ysize;
+    tex->getSize(&xsize, &ysize);
 
-    texture2DGetSize(tex, &xsize, &ysize);
+    CacheFile cache("atmo-br", "cache", tag, xsize, ysize, 0, 0, order);
-    cache = cacheFileCreateAccessor("atmo-br", "cache", tag, xsize, ysize, 0, 0, order);
+    if (cache.isWritable())
-    if (cacheFileIsWritable(cache))
     {
         PackStream stream;
-        stream.bindToFile(cacheFileGetPath(cache));
+        stream.bindToFile(cache.getPath());
-        texture2DSave(&stream, tex);
+        tex->save(&stream);
     }
-    cacheFileDeleteAccessor(cache);
 }
 
 static void _saveDebug2D(Texture2D* tex, const char* tag, int order)
 {
-    CacheFile* cache;
     int xsize, ysize;
+    tex->getSize(&xsize, &ysize);
 
-    texture2DGetSize(tex, &xsize, &ysize);
+    CacheFile cache("atmo-br", "png", tag, xsize, ysize, 0, 0, order);
-    cache = cacheFileCreateAccessor("atmo-br", "png", tag, xsize, ysize, 0, 0, order);
+    if (cache.isWritable())
-    if (cacheFileIsWritable(cache))
     {
-        texture2DSaveToFile(tex, cacheFileGetPath(cache));
+        tex->saveToFile(cache.getPath());
     }
-    cacheFileDeleteAccessor(cache);
 }
 
 static int _tryLoadCache4D(Texture4D* tex, const char* tag, int order)
 {
-    CacheFile* cache;
     int xsize, ysize, zsize, wsize;
+    tex->getSize(&xsize, &ysize, &zsize, &wsize);
 
-    texture4DGetSize(tex, &xsize, &ysize, &zsize, &wsize);
+    CacheFile cache("atmo-br", "cache", tag, xsize, ysize, zsize, wsize, order);
-    cache = cacheFileCreateAccessor("atmo-br", "cache", tag, xsize, ysize, zsize, wsize, order);
+    if (cache.isReadable())
-    if (cacheFileIsReadable(cache))
     {
         PackStream stream;
-        stream.bindToFile(cacheFileGetPath(cache));
+        stream.bindToFile(cache.getPath());
-        texture4DLoad(&stream, tex);
+        tex->load(&stream);
 
-        cacheFileDeleteAccessor(cache);
         return 1;
     }
     else
     {
-        cacheFileDeleteAccessor(cache);
         return 0;
     }
 }
 
 static void _saveCache4D(Texture4D* tex, const char* tag, int order)
 {
-    CacheFile* cache;
     int xsize, ysize, zsize, wsize;
+    tex->getSize(&xsize, &ysize, &zsize, &wsize);
 
-    texture4DGetSize(tex, &xsize, &ysize, &zsize, &wsize);
+    CacheFile cache("atmo-br", "cache", tag, xsize, ysize, zsize, wsize, order);
-    cache = cacheFileCreateAccessor("atmo-br", "cache", tag, xsize, ysize, zsize, wsize, order);
+    if (cache.isWritable())
-    if (cacheFileIsWritable(cache))
     {
         PackStream stream;
-        stream.bindToFile(cacheFileGetPath(cache));
+        stream.bindToFile(cache.getPath());
-        texture4DSave(&stream, tex);
+        tex->save(&stream);
     }
-    cacheFileDeleteAccessor(cache);
 }
 
 static void _saveDebug4D(Texture4D* tex, const char* tag, int order)
 {
-    CacheFile* cache;
     int xsize, ysize, zsize, wsize;
+    tex->getSize(&xsize, &ysize, &zsize, &wsize);
 
-    texture4DGetSize(tex, &xsize, &ysize, &zsize, &wsize);
+    CacheFile cache("atmo-br", "png", tag, xsize, ysize, zsize, wsize, order);
-    cache = cacheFileCreateAccessor("atmo-br", "png", tag, xsize, ysize, zsize, wsize, order);
+    if (cache.isWritable())
-    if (cacheFileIsWritable(cache))
     {
-        texture4DSaveToFile(tex, cacheFileGetPath(cache));
+        tex->saveToFile(cache.getPath());
     }
-    cacheFileDeleteAccessor(cache);
 }
 
 /*********************** Public methods ***********************/
@@ -1059,9 +1046,9 @@ int brunetonInit()
     assert(_inscatterTexture == NULL);
 
     /* TODO Deletes */
-    _transmittanceTexture = texture2DCreate(TRANSMITTANCE_W, TRANSMITTANCE_H);
+    _transmittanceTexture = new Texture2D(TRANSMITTANCE_W, TRANSMITTANCE_H);
-    _irradianceTexture = texture2DCreate(SKY_W, SKY_H);
+    _irradianceTexture = new Texture2D(SKY_W, SKY_H);
-    _inscatterTexture = texture4DCreate(RES_MU, RES_MU_S, RES_NU, RES_R);
+    _inscatterTexture = new Texture4D(RES_MU, RES_MU_S, RES_NU, RES_R);
 
     /* try loading from cache */
     if (_tryLoadCache2D(_transmittanceTexture, "transmittance", 0)
@@ -1071,10 +1058,10 @@ int brunetonInit()
         return 1;
     }
 
-    Texture2D* _deltaETexture = texture2DCreate(SKY_W, SKY_H);
+    Texture2D* _deltaETexture = new Texture2D(SKY_W, SKY_H);
-    Texture4D* _deltaSMTexture = texture4DCreate(RES_MU, RES_MU_S, RES_NU, RES_R);
+    Texture4D* _deltaSMTexture = new Texture4D(RES_MU, RES_MU_S, RES_NU, RES_R);
-    Texture4D* _deltaSRTexture = texture4DCreate(RES_MU, RES_MU_S, RES_NU, RES_R);
+    Texture4D* _deltaSRTexture = new Texture4D(RES_MU, RES_MU_S, RES_NU, RES_R);
-    Texture4D* _deltaJTexture = texture4DCreate(RES_MU, RES_MU_S, RES_NU, RES_R);
+    Texture4D* _deltaJTexture = new Texture4D(RES_MU, RES_MU_S, RES_NU, RES_R);
 
     /* computes transmittance texture T (line 1 in algorithm 4.1) */
     _precomputeTransmittanceTexture();
@@ -1095,7 +1082,7 @@ int brunetonInit()
 
     /* copies deltaE into irradiance texture E (line 4 in algorithm 4.1) */
     /* ??? all black texture (k=0.0) ??? */
-    texture2DFill(_irradianceTexture, COLOR_BLACK);
+    _irradianceTexture->fill(COLOR_BLACK);
 
     /* copies deltaS into inscatter texture S (line 5 in algorithm 4.1) */
     for (x = 0; x < RES_MU; x++)
@@ -1106,10 +1093,10 @@ int brunetonInit()
             {
                 for (w = 0; w < RES_R; w++)
                 {
-                    Color result = texture4DGetPixel(_deltaSRTexture, x, y, z, w);
+                    Color result = _deltaSRTexture->getPixel(x, y, z, w);
-                    Color mie = texture4DGetPixel(_deltaSMTexture, x, y, z, w);
+                    Color mie = _deltaSMTexture->getPixel(x, y, z, w);
                     result.a = mie.r;
-                    texture4DSetPixel(_inscatterTexture, x, y, z, w, result);
+                    _inscatterTexture->setPixel(x, y, z, w, result);
                 }
             }
         }
@@ -1137,7 +1124,7 @@ int brunetonInit()
         delete work;
 
         /* adds deltaE into irradiance texture E (line 10 in algorithm 4.1) */
-        texture2DAdd(_deltaETexture, _irradianceTexture);
+        _irradianceTexture->add(_deltaETexture);
         _saveDebug2D(_irradianceTexture, "irradiance", order);
 
         /* adds deltaS into inscatter texture S (line 11 in algorithm 4.1) */
@@ -1152,10 +1139,10 @@ int brunetonInit()
     _saveCache2D(_irradianceTexture, "irradiance", 0);
     _saveCache4D(_inscatterTexture, "inscatter", 0);
 
-    texture2DDelete(_deltaETexture);
+    delete _deltaETexture;
-    texture4DDelete(_deltaSMTexture);
+    delete _deltaSMTexture;
-    texture4DDelete(_deltaSRTexture);
+    delete _deltaSRTexture;
-    texture4DDelete(_deltaJTexture);
+    delete _deltaJTexture;
 
     return 1;
 }

src/render/software/RenderArea.cpp

@@ -6,7 +6,7 @@
 #include "CameraDefinition.h"
 #include "SoftwareRenderer.h"
 #include "Thread.h"
-#include "PictureFile.h"
+#include "PictureWriter.h"
 
 struct RenderFragment
 {
@@ -721,16 +721,25 @@ void RenderArea::postProcess(int nbchunks)
     callback_update(1.0);
 }
 
-static unsigned int _getPicturePixel(void* data, int x, int y)
+class RenderWriter:public PictureWriter
 {
-    Color result = _getFinalPixel((RenderArea*)data, x, y);
+public:
+    RenderWriter(RenderArea *area): area(area) {}
+
+    virtual unsigned int getPixel(int x, int y) override
+    {
+        Color result = _getFinalPixel(area, x, y);
         result.normalize();
         return result.to32BitBGRA();
     }
+private:
+    RenderArea *area;
+};
 
-int RenderArea::saveToFile(const char* path)
+int RenderArea::saveToFile(const std::string &path)
 {
-    return systemSavePictureFile(path, _getPicturePixel, this, params.width, params.height);
+    RenderWriter writer(this);
+    return writer.save(path, params.width, params.height);
 }
 
 void RenderArea::setPreviewCallbacks(RenderCallbackStart start, RenderCallbackDraw draw, RenderCallbackUpdate update)

src/render/software/RenderArea.h

@@ -42,7 +42,7 @@ public:
     Color getPixel(int x, int y);
 
     void postProcess(int nbchunks);
-    int saveToFile(const char* path);
+    int saveToFile(const std::string &path);
     void setPreviewCallbacks(RenderCallbackStart start, RenderCallbackDraw draw, RenderCallbackUpdate update);
 
     void setAllDirty();

src/rendering/rendering.pro

@@ -9,19 +9,12 @@ DEFINES += RENDERING_LIBRARY
 include(../common.pri)
 
 SOURCES += main.cpp \
-    tools/texture.cpp \
+    tools/data.cpp
-    tools/data.cpp \
-    tools/cache.cpp \
-    RenderingScenery.cpp
 
 HEADERS += \
     main.h \
-    shared/types.h \
-    tools/texture.h \
     tools/data.h \
-    tools/cache.h \
+    rendering_global.h
-    rendering_global.h \
-    RenderingScenery.h
 
 win32:CONFIG(release, debug|release): LIBS += -L$$OUT_PWD/../system/release/ -lpaysages_system
 else:win32:CONFIG(debug, debug|release): LIBS += -L$$OUT_PWD/../system/debug/ -lpaysages_system

src/rendering/shared/types.h

@@ -1,18 +0,0 @@
-#ifndef _PAYSAGES_TYPES_H_
-#define _PAYSAGES_TYPES_H_
-
-#include "rendering_global.h"
-
-#include "Color.h"
-#include "Vector3.h"
-
-typedef void* (*FuncObjectCreate)();
-typedef void (*FuncObjectDelete)(void* object);
-typedef void (*FuncObjectBind)(void* base, void* sub);
-typedef struct {
-    FuncObjectCreate create;
-    FuncObjectDelete destroy;
-    FuncObjectBind bind;
-} StandardRenderer;
-
-#endif

src/rendering/tools/cache.cpp

@@ -1,82 +0,0 @@
-#include "cache.h"
-
-#include <cstdio>
-#include <cstdlib>
-
-struct CacheFile
-{
-    char* datapath;
-    char* filepath;
-};
-
-CacheFile* cacheFileCreateAccessor(const char* module, const char* ext, const char* tag1, int tag2, int tag3, int tag4, int tag5, int tag6)
-{
-    CacheFile* result;
-
-    result = new CacheFile;
-    result->datapath = (char*)malloc(sizeof(char) * 501);
-    result->filepath = (char*)malloc(sizeof(char) * 501);
-
-    snprintf(result->datapath, 500, "/usr/share/paysages3d/%s-%s-%d-%d-%d-%d-%d.%s", module, tag1, tag2, tag3, tag4, tag5, tag6, ext);
-    snprintf(result->filepath, 500, "./cache/%s-%s-%d-%d-%d-%d-%d.%s", module, tag1, tag2, tag3, tag4, tag5, tag6, ext);
-
-    return result;
-}
-
-void cacheFileDeleteAccessor(CacheFile* cache)
-{
-    free(cache->datapath);
-    free(cache->filepath);
-    delete cache;
-}
-
-int cacheFileIsReadable(CacheFile* cache)
-{
-    FILE* f = fopen(cache->filepath, "rb");
-    if (f)
-    {
-        fclose(f);
-        return 1;
-    }
-    else
-    {
-        FILE* f = fopen(cache->datapath, "rb");
-        if (f)
-        {
-            fclose(f);
-            return 1;
-        }
-        else
-        {
-            return 0;
-        }
-    }
-}
-
-int cacheFileIsWritable(CacheFile*)
-{
-    FILE* f = fopen("./cache/.test", "wb");
-    if (f)
-    {
-        fclose(f);
-        return 1;
-    }
-    else
-    {
-        return 0;
-    }
-}
-
-const char* cacheFileGetPath(CacheFile* cache)
-{
-    FILE* f = fopen(cache->datapath, "rb");
-    if (f)
-    {
-        fclose(f);
-        return cache->datapath;
-    }
-    else
-    {
-        return cache->filepath;
-    }
-}

src/rendering/tools/cache.h

@@ -1,18 +0,0 @@
-#ifndef _PAYSAGES_TOOLS_CACHE_H_
-#define _PAYSAGES_TOOLS_CACHE_H_
-
-/*
- * Cache management.
- */
-
-#include "../rendering_global.h"
-
-typedef struct CacheFile CacheFile;
-
-RENDERINGSHARED_EXPORT CacheFile* cacheFileCreateAccessor(const char* module, const char* ext, const char* tag1, int tag2, int tag3, int tag4, int tag5, int tag6);
-RENDERINGSHARED_EXPORT void cacheFileDeleteAccessor(CacheFile* cache);
-RENDERINGSHARED_EXPORT int cacheFileIsReadable(CacheFile* cache);
-RENDERINGSHARED_EXPORT int cacheFileIsWritable(CacheFile* cache);
-RENDERINGSHARED_EXPORT const char* cacheFileGetPath(CacheFile* cache);
-
-#endif

src/rendering/tools/texture.cpp

@@ -1,628 +0,0 @@
-#include "texture.h"
-
-#include <stdlib.h>
-#include <assert.h>
-#include <math.h>
-#include "System.h"
-#include "PackStream.h"
-#include "PictureFile.h"
-
-struct Texture2D
-{
-    int xsize;
-    int ysize;
-    Color* data;
-};
-
-struct Texture3D
-{
-    int xsize;
-    int ysize;
-    int zsize;
-    Color* data;
-};
-
-struct Texture4D
-{
-    int xsize;
-    int ysize;
-    int zsize;
-    int wsize;
-    Color* data;
-};
-
-
-
-static inline Color _lerp(Color c1, Color c2, double d)
-{
-    Color result;
-
-    result.r = c1.r * (1.0 - d) + c2.r * d;
-    result.g = c1.g * (1.0 - d) + c2.g * d;
-    result.b = c1.b * (1.0 - d) + c2.b * d;
-    result.a = c1.a * (1.0 - d) + c2.a * d;
-
-    return result;
-}
-
-
-Texture2D* texture2DCreate(int xsize, int ysize)
-{
-    Texture2D* result;
-
-    assert(xsize > 0 && ysize > 0);
-
-    result = new Texture2D;
-    result->xsize = xsize;
-    result->ysize = ysize;
-    result->data = new Color[xsize * ysize];
-
-    return result;
-}
-
-void texture2DDelete(Texture2D* tex)
-{
-    delete[] tex->data;
-    delete tex;
-}
-
-void texture2DGetSize(Texture2D* tex, int* xsize, int* ysize)
-{
-    *xsize = tex->xsize;
-    *ysize = tex->ysize;
-}
-
-void texture2DSetPixel(Texture2D* tex, int x, int y, Color col)
-{
-    assert(x >= 0 && x < tex->xsize);
-    assert(y >= 0 && y < tex->ysize);
-
-    tex->data[y * tex->xsize + x] = col;
-}
-
-Color texture2DGetPixel(Texture2D* tex, int x, int y)
-{
-    assert(x >= 0 && x < tex->xsize);
-    assert(y >= 0 && y < tex->ysize);
-
-    return tex->data[y * tex->xsize + x];
-}
-
-Color texture2DGetNearest(Texture2D* tex, double dx, double dy)
-{
-    if (dx < 0.0) dx = 0.0;
-    if (dx > 1.0) dx = 1.0;
-    if (dy < 0.0) dy = 0.0;
-    if (dy > 1.0) dy = 1.0;
-
-    int ix = (int)(dx * (double)(tex->xsize - 1));
-    int iy = (int)(dy * (double)(tex->ysize - 1));
-
-    assert(ix >= 0 && ix < tex->xsize);
-    assert(iy >= 0 && iy < tex->ysize);
-
-    return tex->data[iy * tex->xsize + ix];
-}
-
-Color texture2DGetLinear(Texture2D* tex, double dx, double dy)
-{
-    if (dx < 0.0) dx = 0.0;
-    if (dx > 1.0) dx = 1.0;
-    if (dy < 0.0) dy = 0.0;
-    if (dy > 1.0) dy = 1.0;
-
-    dx *= (double)(tex->xsize - 1);
-    dy *= (double)(tex->ysize - 1);
-
-    int ix = (int)floor(dx);
-    if (ix == tex->xsize - 1)
-    {
-        ix--;
-    }
-    int iy = (int)floor(dy);
-    if (iy == tex->ysize - 1)
-    {
-        iy--;
-    }
-
-    dx -= (double)ix;
-    dy -= (double)iy;
-
-    Color* data = tex->data + iy * tex->xsize + ix;
-
-    Color c1 = _lerp(*data, *(data + 1), dx);
-    Color c2 = _lerp(*(data + tex->xsize), *(data + tex->xsize + 1), dx);
-
-    return _lerp(c1, c2, dy);
-}
-
-Color texture2DGetCubic(Texture2D* tex, double dx, double dy)
-{
-    /* TODO */
-    return texture2DGetLinear(tex, dx, dy);
-}
-
-void texture2DFill(Texture2D* tex, Color col)
-{
-    int i, n;
-    n = tex->xsize * tex->ysize;
-    for (i = 0; i < n; i++)
-    {
-        tex->data[i] = col;
-    }
-}
-
-void texture2DAdd(Texture2D* source, Texture2D* destination)
-{
-    int i, n;
-
-    assert(source->xsize == destination->xsize);
-    assert(source->ysize == destination->ysize);
-
-    n = source->xsize * source->ysize;
-    for (i = 0; i < n; i++)
-    {
-        destination->data[i].r += source->data[i].r;
-        destination->data[i].g += source->data[i].g;
-        destination->data[i].b += source->data[i].b;
-        /* destination->data[i].a += source->data[i].a; */
-    }
-}
-
-void texture2DSave(PackStream* stream, Texture2D* tex)
-{
-    int i, n;
-    stream->write(&tex->xsize);
-    stream->write(&tex->ysize);
-    n = tex->xsize * tex->ysize;
-    for (i = 0; i < n; i++)
-    {
-        colorSave(stream, tex->data + i);
-    }
-}
-
-void texture2DLoad(PackStream* stream, Texture2D* tex)
-{
-    int i, n;
-    stream->read(&tex->xsize);
-    stream->read(&tex->ysize);
-    n = tex->xsize * tex->ysize;
-    delete[] tex->data;
-    tex->data = new Color[n];
-    for (i = 0; i < n; i++)
-    {
-        colorLoad(stream, tex->data + i);
-    }
-}
-
-void texture2DSaveToFile(Texture2D* tex, const char* filepath)
-{
-    systemSavePictureFile(filepath, (PictureCallbackSavePixel)texture2DGetPixel, tex, tex->xsize, tex->ysize);
-}
-
-
-
-
-Texture3D* texture3DCreate(int xsize, int ysize, int zsize)
-{
-    Texture3D* result;
-
-    assert(xsize > 0 && ysize > 0 && zsize > 0);
-
-    result = new Texture3D;
-    result->xsize = xsize;
-    result->ysize = ysize;
-    result->zsize = zsize;
-    result->data = new Color[xsize * ysize * zsize];
-
-    return result;
-}
-
-void texture3DDelete(Texture3D* tex)
-{
-    delete[] tex->data;
-    delete tex;
-}
-
-void texture3DGetSize(Texture3D* tex, int* xsize, int* ysize, int* zsize)
-{
-    *xsize = tex->xsize;
-    *ysize = tex->ysize;
-    *zsize = tex->zsize;
-}
-
-void texture3DSetPixel(Texture3D* tex, int x, int y, int z, Color col)
-{
-    assert(x >= 0 && x < tex->xsize);
-    assert(y >= 0 && y < tex->ysize);
-    assert(z >= 0 && z < tex->ysize);
-
-    tex->data[z * tex->xsize * tex->ysize + y * tex->xsize + x] = col;
-}
-
-Color texture3DGetPixel(Texture3D* tex, int x, int y, int z)
-{
-    assert(x >= 0 && x < tex->xsize);
-    assert(y >= 0 && y < tex->ysize);
-    assert(z >= 0 && z < tex->zsize);
-
-    return tex->data[z * tex->xsize * tex->ysize + y * tex->xsize + x];
-}
-
-Color texture3DGetNearest(Texture3D* tex, double dx, double dy, double dz)
-{
-    if (dx < 0.0) dx = 0.0;
-    if (dx > 1.0) dx = 1.0;
-    if (dy < 0.0) dy = 0.0;
-    if (dy > 1.0) dy = 1.0;
-    if (dz < 0.0) dz = 0.0;
-    if (dz > 1.0) dz = 1.0;
-
-    int ix = (int)(dx * (double)(tex->xsize - 1));
-    int iy = (int)(dy * (double)(tex->ysize - 1));
-    int iz = (int)(dz * (double)(tex->zsize - 1));
-
-    assert(ix >= 0 && ix < tex->xsize);
-    assert(iy >= 0 && iy < tex->ysize);
-    assert(iz >= 0 && iz < tex->zsize);
-
-    return tex->data[iz * tex->xsize * tex->ysize + iy * tex->xsize + ix];
-}
-
-Color texture3DGetLinear(Texture3D* tex, double dx, double dy, double dz)
-{
-    if (dx < 0.0) dx = 0.0;
-    if (dx > 1.0) dx = 1.0;
-    if (dy < 0.0) dy = 0.0;
-    if (dy > 1.0) dy = 1.0;
-    if (dz < 0.0) dz = 0.0;
-    if (dz > 1.0) dz = 1.0;
-
-    dx *= (double)(tex->xsize - 1);
-    dy *= (double)(tex->ysize - 1);
-    dz *= (double)(tex->zsize - 1);
-
-    int ix = (int)floor(dx);
-    if (ix == tex->xsize - 1)
-    {
-        ix--;
-    }
-    int iy = (int)floor(dy);
-    if (iy == tex->ysize - 1)
-    {
-        iy--;
-    }
-    int iz = (int)floor(dz);
-    if (iz == tex->zsize - 1)
-    {
-        iz--;
-    }
-
-    dx -= (double)ix;
-    dy -= (double)iy;
-    dz -= (double)iz;
-
-    Color* data = tex->data + iz * tex->xsize * tex->ysize + iy * tex->xsize + ix;
-
-    Color cx1 = _lerp(*data, *(data + 1), dx);
-    Color cx2 = _lerp(*(data + tex->xsize), *(data + tex->xsize + 1), dx);
-    Color cy1 = _lerp(cx1, cx2, dy);
-
-    data += tex->xsize * tex->ysize;
-    cx1 = _lerp(*(data), *(data + 1), dx);
-    cx2 = _lerp(*(data + tex->xsize), *(data + tex->xsize + 1), dx);
-    Color cy2 = _lerp(cx1, cx2, dy);
-
-    return _lerp(cy1, cy2, dz);
-}
-
-Color texture3DGetCubic(Texture3D* tex, double dx, double dy, double dz)
-{
-    /* TODO */
-    return texture3DGetLinear(tex, dx, dy, dz);
-}
-
-void texture3DFill(Texture3D* tex, Color col)
-{
-    int i, n;
-    n = tex->xsize * tex->ysize * tex->zsize;
-    for (i = 0; i < n; i++)
-    {
-        tex->data[i] = col;
-    }
-}
-
-void texture3DAdd(Texture3D* source, Texture3D* destination)
-{
-    int i, n;
-
-    assert(source->xsize == destination->xsize);
-    assert(source->ysize == destination->ysize);
-    assert(source->zsize == destination->zsize);
-
-    n = source->xsize * source->ysize * source->zsize;
-    for (i = 0; i < n; i++)
-    {
-        destination->data[i].r += source->data[i].r;
-        destination->data[i].g += source->data[i].g;
-        destination->data[i].b += source->data[i].b;
-        /* destination->data[i].a += source->data[i].a; */
-    }
-}
-
-void texture3DSave(PackStream* stream, Texture3D* tex)
-{
-    int i, n;
-    stream->write(&tex->xsize);
-    stream->write(&tex->ysize);
-    stream->write(&tex->zsize);
-    n = tex->xsize * tex->ysize * tex->zsize;
-    for (i = 0; i < n; i++)
-    {
-        colorSave(stream, tex->data + i);
-    }
-}
-
-void texture3DLoad(PackStream* stream, Texture3D* tex)
-{
-    int i, n;
-    stream->read(&tex->xsize);
-    stream->read(&tex->ysize);
-    stream->read(&tex->zsize);
-    n = tex->xsize * tex->ysize * tex->zsize;
-    delete[] tex->data;
-    tex->data = new Color[n];
-    for (i = 0; i < n; i++)
-    {
-        colorLoad(stream, tex->data + i);
-    }
-}
-
-static Color _callbackTex3dSave(Texture3D* tex, int x, int y)
-{
-    int z = y / tex->ysize;
-    y = y % tex->ysize;
-
-    assert(x >= 0 && x < tex->xsize);
-    assert(y >= 0 && y < tex->ysize);
-    assert(z >= 0 && z < tex->zsize);
-
-    return tex->data[z * tex->xsize * tex->ysize + y * tex->xsize + x];
-}
-
-void texture3DSaveToFile(Texture3D* tex, const char* filepath)
-{
-    systemSavePictureFile(filepath, (PictureCallbackSavePixel)_callbackTex3dSave, tex, tex->xsize, tex->ysize * tex->zsize);
-}
-
-
-
-Texture4D* texture4DCreate(int xsize, int ysize, int zsize, int wsize)
-{
-    Texture4D* result;
-
-    assert(xsize > 0 && ysize > 0 && zsize > 0 && wsize > 0);
-
-    result = new Texture4D;
-    result->xsize = xsize;
-    result->ysize = ysize;
-    result->zsize = zsize;
-    result->wsize = wsize;
-    result->data = new Color[xsize * ysize * zsize * wsize];
-
-    return result;
-}
-
-void texture4DDelete(Texture4D* tex)
-{
-    delete[] tex->data;
-    delete tex;
-}
-
-void texture4DGetSize(Texture4D* tex, int* xsize, int* ysize, int* zsize, int* wsize)
-{
-    *xsize = tex->xsize;
-    *ysize = tex->ysize;
-    *zsize = tex->zsize;
-    *wsize = tex->wsize;
-}
-
-void texture4DSetPixel(Texture4D* tex, int x, int y, int z, int w, Color col)
-{
-    assert(x >= 0 && x < tex->xsize);
-    assert(y >= 0 && y < tex->ysize);
-    assert(z >= 0 && z < tex->zsize);
-    assert(w >= 0 && w < tex->wsize);
-
-    tex->data[w * tex->xsize * tex->ysize * tex->zsize + z * tex->xsize * tex->ysize + y * tex->xsize + x] = col;
-}
-
-Color texture4DGetPixel(Texture4D* tex, int x, int y, int z, int w)
-{
-    assert(x >= 0 && x < tex->xsize);
-    assert(y >= 0 && y < tex->ysize);
-    assert(z >= 0 && z < tex->zsize);
-    assert(w >= 0 && w < tex->wsize);
-
-    return tex->data[w * tex->xsize * tex->ysize * tex->zsize + z * tex->xsize * tex->ysize + y * tex->xsize + x];
-}
-
-Color texture4DGetNearest(Texture4D* tex, double dx, double dy, double dz, double dw)
-{
-    if (dx < 0.0) dx = 0.0;
-    if (dx > 1.0) dx = 1.0;
-    if (dy < 0.0) dy = 0.0;
-    if (dy > 1.0) dy = 1.0;
-    if (dz < 0.0) dz = 0.0;
-    if (dz > 1.0) dz = 1.0;
-    if (dw < 0.0) dw = 0.0;
-    if (dw > 1.0) dw = 1.0;
-
-    int ix = (int)(dx * (double)(tex->xsize - 1));
-    int iy = (int)(dy * (double)(tex->ysize - 1));
-    int iz = (int)(dz * (double)(tex->zsize - 1));
-    int iw = (int)(dw * (double)(tex->wsize - 1));
-
-    assert(ix >= 0 && ix < tex->xsize);
-    assert(iy >= 0 && iy < tex->ysize);
-    assert(iz >= 0 && iz < tex->zsize);
-    assert(iw >= 0 && iw < tex->wsize);
-
-    return tex->data[iw * tex->xsize * tex->ysize * tex->zsize + iz * tex->xsize * tex->ysize + iy * tex->xsize + ix];
-}
-
-Color texture4DGetLinear(Texture4D* tex, double dx, double dy, double dz, double dw)
-{
-    if (dx < 0.0) dx = 0.0;
-    if (dx > 1.0) dx = 1.0;
-    if (dy < 0.0) dy = 0.0;
-    if (dy > 1.0) dy = 1.0;
-    if (dz < 0.0) dz = 0.0;
-    if (dz > 1.0) dz = 1.0;
-    if (dw < 0.0) dw = 0.0;
-    if (dw > 1.0) dw = 1.0;
-
-    dx *= (double)(tex->xsize - 1);
-    dy *= (double)(tex->ysize - 1);
-    dz *= (double)(tex->zsize - 1);
-    dw *= (double)(tex->wsize - 1);
-
-    int ix = (int)floor(dx);
-    if (ix == tex->xsize - 1)
-    {
-        ix--;
-    }
-    int iy = (int)floor(dy);
-    if (iy == tex->ysize - 1)
-    {
-        iy--;
-    }
-    int iz = (int)floor(dz);
-    if (iz == tex->zsize - 1)
-    {
-        iz--;
-    }
-    int iw = (int)floor(dw);
-    if (iw == tex->wsize - 1)
-    {
-        iw--;
-    }
-
-    dx -= (double)ix;
-    dy -= (double)iy;
-    dz -= (double)iz;
-    dw -= (double)iw;
-
-    Color* data = tex->data + iw * tex->xsize * tex->ysize * tex->zsize + iz * tex->xsize * tex->ysize + iy * tex->xsize + ix;
-    Color cz1, cz2;
-
-    Color cx1 = _lerp(*data, *(data + 1), dx);
-    Color cx2 = _lerp(*(data + tex->xsize), *(data + tex->xsize + 1), dx);
-    Color cy1 = _lerp(cx1, cx2, dy);
-
-    data += tex->xsize * tex->ysize;
-    cx1 = _lerp(*(data), *(data + 1), dx);
-    cx2 = _lerp(*(data + tex->xsize), *(data + tex->xsize + 1), dx);
-    Color cy2 = _lerp(cx1, cx2, dy);
-
-    data += tex->xsize * tex->ysize * tex->zsize;
-    cz1 = _lerp(cy1, cy2, dz);
-
-    cx1 = _lerp(*data, *(data + 1), dx);
-    cx2 = _lerp(*(data + tex->xsize), *(data + tex->xsize + 1), dx);
-    cy1 = _lerp(cx1, cx2, dy);
-
-    cx1 = _lerp(*(data), *(data + 1), dx);
-    cx2 = _lerp(*(data + tex->xsize), *(data + tex->xsize + 1), dx);
-    cy2 = _lerp(cx1, cx2, dy);
-
-    cz2 = _lerp(cy1, cy2, dz);
-
-    return _lerp(cz1, cz2, dw);
-}
-
-Color texture4DGetCubic(Texture4D* tex, double dx, double dy, double dz, double dw)
-{
-    /* TODO */
-    return texture4DGetLinear(tex, dx, dy, dz, dw);
-}
-
-void texture4DFill(Texture4D* tex, Color col)
-{
-    int i, n;
-    n = tex->xsize * tex->ysize * tex->zsize * tex->wsize;
-    for (i = 0; i < n; i++)
-    {
-        tex->data[i] = col;
-    }
-}
-
-void texture4DAdd(Texture4D* source, Texture4D* destination)
-{
-    int i, n;
-
-    assert(source->xsize == destination->xsize);
-    assert(source->ysize == destination->ysize);
-    assert(source->zsize == destination->zsize);
-    assert(source->wsize == destination->wsize);
-
-    n = source->xsize * source->ysize * source->zsize * source->wsize;
-    for (i = 0; i < n; i++)
-    {
-        destination->data[i].r += source->data[i].r;
-        destination->data[i].g += source->data[i].g;
-        destination->data[i].b += source->data[i].b;
-        /* destination->data[i].a += source->data[i].a; */
-    }
-}
-
-void texture4DSave(PackStream* stream, Texture4D* tex)
-{
-    int i, n;
-    stream->write(&tex->xsize);
-    stream->write(&tex->ysize);
-    stream->write(&tex->zsize);
-    stream->write(&tex->wsize);
-    n = tex->xsize * tex->ysize * tex->zsize * tex->wsize;
-    for (i = 0; i < n; i++)
-    {
-        colorSave(stream, tex->data + i);
-    }
-}
-
-void texture4DLoad(PackStream* stream, Texture4D* tex)
-{
-    int i, n;
-    stream->read(&tex->xsize);
-    stream->read(&tex->ysize);
-    stream->read(&tex->zsize);
-    stream->read(&tex->wsize);
-    n = tex->xsize * tex->ysize * tex->zsize * tex->wsize;
-    delete[] tex->data;
-    tex->data = new Color[n];
-    for (i = 0; i < n; i++)
-    {
-        colorLoad(stream, tex->data + i);
-    }
-}
-
-static Color _callbackTex4dSave(Texture4D* tex, int x, int y)
-{
-    int w = x / tex->xsize;
-    x = x % tex->xsize;
-
-    int z = y / tex->ysize;
-    y = y % tex->ysize;
-
-    assert(x >= 0 && x < tex->xsize);
-    assert(y >= 0 && y < tex->ysize);
-    assert(z >= 0 && z < tex->zsize);
-    assert(w >= 0 && w < tex->wsize);
-
-    return tex->data[w * tex->xsize * tex->ysize * tex->zsize + z * tex->xsize * tex->ysize + y * tex->xsize + x];
-}
-
-void texture4DSaveToFile(Texture4D* tex, const char* filepath)
-{
-    systemSavePictureFile(filepath, (PictureCallbackSavePixel)_callbackTex4dSave, tex, tex->xsize * tex->wsize, tex->ysize * tex->zsize);
-}

src/rendering/tools/texture.h

@@ -1,58 +0,0 @@
-#ifndef _PAYSAGES_TOOLS_TEXTURE_H_
-#define _PAYSAGES_TOOLS_TEXTURE_H_
-
-/*
- * Pixel based textures.
- */
-
-#include "../rendering_global.h"
-
-#include "Color.h"
-
-typedef struct Texture2D Texture2D;
-typedef struct Texture3D Texture3D;
-typedef struct Texture4D Texture4D;
-
-RENDERINGSHARED_EXPORT Texture2D* texture2DCreate(int xsize, int ysize);
-RENDERINGSHARED_EXPORT void texture2DDelete(Texture2D* tex);
-RENDERINGSHARED_EXPORT void texture2DGetSize(Texture2D* tex, int* xsize, int* ysize);
-RENDERINGSHARED_EXPORT void texture2DSetPixel(Texture2D* tex, int x, int y, Color col);
-RENDERINGSHARED_EXPORT Color texture2DGetPixel(Texture2D* tex, int x, int y);
-RENDERINGSHARED_EXPORT Color texture2DGetNearest(Texture2D* tex, double dx, double dy);
-RENDERINGSHARED_EXPORT Color texture2DGetLinear(Texture2D* tex, double dx, double dy);
-RENDERINGSHARED_EXPORT Color texture2DGetCubic(Texture2D* tex, double dx, double dy);
-RENDERINGSHARED_EXPORT void texture2DFill(Texture2D* tex, Color col);
-RENDERINGSHARED_EXPORT void texture2DAdd(Texture2D* source, Texture2D* destination);
-RENDERINGSHARED_EXPORT void texture2DSave(PackStream* stream, Texture2D* tex);
-RENDERINGSHARED_EXPORT void texture2DLoad(PackStream* stream, Texture2D* tex);
-RENDERINGSHARED_EXPORT void texture2DSaveToFile(Texture2D* tex, const char* filepath);
-
-RENDERINGSHARED_EXPORT Texture3D* texture3DCreate(int xsize, int ysize, int zsize);
-RENDERINGSHARED_EXPORT void texture3DDelete(Texture3D* tex);
-RENDERINGSHARED_EXPORT void texture3DGetSize(Texture3D* tex, int* xsize, int* ysize, int* zsize);
-RENDERINGSHARED_EXPORT void texture3DSetPixel(Texture3D* tex, int x, int y, int z, Color col);
-RENDERINGSHARED_EXPORT Color texture3DGetPixel(Texture3D* tex, int x, int y, int z);
-RENDERINGSHARED_EXPORT Color texture3DGetNearest(Texture3D* tex, double dx, double dy, double dz);
-RENDERINGSHARED_EXPORT Color texture3DGetLinear(Texture3D* tex, double dx, double dy, double dz);
-RENDERINGSHARED_EXPORT Color texture3DGetCubic(Texture3D* tex, double dx, double dy, double dz);
-RENDERINGSHARED_EXPORT void texture3DFill(Texture3D* tex, Color col);
-RENDERINGSHARED_EXPORT void texture3DAdd(Texture3D* source, Texture3D* destination);
-RENDERINGSHARED_EXPORT void texture3DSave(PackStream* stream, Texture3D* tex);
-RENDERINGSHARED_EXPORT void texture3DLoad(PackStream* stream, Texture3D* tex);
-RENDERINGSHARED_EXPORT void texture3DSaveToFile(Texture3D* tex, const char* filepath);
-
-RENDERINGSHARED_EXPORT Texture4D* texture4DCreate(int xsize, int ysize, int zsize, int wsize);
-RENDERINGSHARED_EXPORT void texture4DDelete(Texture4D* tex);
-RENDERINGSHARED_EXPORT void texture4DGetSize(Texture4D* tex, int* xsize, int* ysize, int* zsize, int* wsize);
-RENDERINGSHARED_EXPORT void texture4DSetPixel(Texture4D* tex, int x, int y, int z, int w, Color col);
-RENDERINGSHARED_EXPORT Color texture4DGetPixel(Texture4D* tex, int x, int y, int z, int w);
-RENDERINGSHARED_EXPORT Color texture4DGetNearest(Texture4D* tex, double dx, double dy, double dz, double dw);
-RENDERINGSHARED_EXPORT Color texture4DGetLinear(Texture4D* tex, double dx, double dy, double dz, double dw);
-RENDERINGSHARED_EXPORT Color texture4DGetCubic(Texture4D* tex, double dx, double dy, double dz, double dw);
-RENDERINGSHARED_EXPORT void texture4DFill(Texture4D* tex, Color col);
-RENDERINGSHARED_EXPORT void texture4DAdd(Texture4D* source, Texture4D* destination);
-RENDERINGSHARED_EXPORT void texture4DSave(PackStream* stream, Texture4D* tex);
-RENDERINGSHARED_EXPORT void texture4DLoad(PackStream* stream, Texture4D* tex);
-RENDERINGSHARED_EXPORT void texture4DSaveToFile(Texture4D* tex, const char* filepath);
-
-#endif

src/system/CacheFile.cpp

@@ -0,0 +1,67 @@
+#include "CacheFile.h"
+
+CacheFile::CacheFile(const char* module, const char* ext, const char* tag1, int tag2, int tag3, int tag4, int tag5, int tag6)
+{
+    datapath = (char*)malloc(sizeof(char) * 501);
+    filepath = (char*)malloc(sizeof(char) * 501);
+
+    snprintf(datapath, 500, "/usr/share/paysages3d/%s-%s-%d-%d-%d-%d-%d.%s", module, tag1, tag2, tag3, tag4, tag5, tag6, ext);
+    snprintf(filepath, 500, "./cache/%s-%s-%d-%d-%d-%d-%d.%s", module, tag1, tag2, tag3, tag4, tag5, tag6, ext);
+}
+
+CacheFile::~CacheFile()
+{
+    free(datapath);
+    free(filepath);
+}
+
+bool CacheFile::isReadable()
+{
+    FILE* f = fopen(filepath, "rb");
+    if (f)
+    {
+        fclose(f);
+        return true;
+    }
+    else
+    {
+        FILE* f = fopen(datapath, "rb");
+        if (f)
+        {
+            fclose(f);
+            return true;
+        }
+        else
+        {
+            return false;
+        }
+    }
+}
+
+bool CacheFile::isWritable()
+{
+    FILE* f = fopen("./cache/.test", "wb");
+    if (f)
+    {
+        fclose(f);
+        return true;
+    }
+    else
+    {
+        return false;
+    }
+}
+
+const char* CacheFile::getPath()
+{
+    FILE* f = fopen(datapath, "rb");
+    if (f)
+    {
+        fclose(f);
+        return datapath;
+    }
+    else
+    {
+        return filepath;
+    }
+}

src/system/CacheFile.h

@@ -0,0 +1,27 @@
+#ifndef CACHEFILE_H
+#define CACHEFILE_H
+
+#include "system_global.h"
+
+namespace paysages {
+namespace system {
+
+class SYSTEMSHARED_EXPORT CacheFile
+{
+public:
+    CacheFile(const char* module, const char* ext, const char* tag1, int tag2, int tag3, int tag4, int tag5, int tag6);
+    ~CacheFile();
+
+    bool isReadable();
+    bool isWritable();
+    const char* getPath();
+
+private:
+    char* datapath;
+    char* filepath;
+};
+
+}
+}
+
+#endif // CACHEFILE_H

src/system/PictureFile.cpp

@@ -1,25 +0,0 @@
-#include "PictureFile.h"
-
-#include <QImage>
-#include <QColor>
-
-PictureFile::PictureFile()
-{
-}
-
-// Transitional C-API
-
-int systemSavePictureFile(const char* filepath, PictureCallbackSavePixel callback_pixel, void* data, int width, int height)
-{
-    QImage result(width, height, QImage::Format_ARGB32);
-
-    for (int y = 0; y < height; y++)
-    {
-        for (int x = 0; x < width; x++)
-        {
-            result.setPixel(x, height - 1 - y, callback_pixel(data, x, y));
-        }
-    }
-
-    return result.save(filepath);
-}

src/system/PictureFile.h

@@ -1,26 +0,0 @@
-#ifndef PICTUREFILE_H
-#define PICTUREFILE_H
-
-#include "system_global.h"
-
-namespace paysages
-{
-namespace system
-{
-
-class SYSTEMSHARED_EXPORT PictureFile
-{
-public:
-    PictureFile();
-};
-
-}
-}
-
-// Transitional C-API
-
-// Les pixels doivent être fournis en BGRA
-typedef unsigned int (*PictureCallbackSavePixel)(void* data, int x, int y);
-SYSTEMSHARED_EXPORT int systemSavePictureFile(const char* filepath, PictureCallbackSavePixel callback_pixel, void* data, int width, int height);
-
-#endif // PICTUREFILE_H

src/system/PictureWriter.cpp

@@ -0,0 +1,18 @@
+#include "PictureWriter.h"
+
+#include <QImage>
+
+bool PictureWriter::save(const std::string &filepath, int width, int height)
+{
+    QImage result(width, height, QImage::Format_ARGB32);
+
+    for (int y = 0; y < height; y++)
+    {
+        for (int x = 0; x < width; x++)
+        {
+            result.setPixel(x, height - 1 - y, getPixel(x, y));
+        }
+    }
+
+    return result.save(QString::fromStdString(filepath));
+}

src/system/PictureWriter.h

@@ -0,0 +1,27 @@
+#ifndef PICTUREWRITER_H
+#define PICTUREWRITER_H
+
+#include "system_global.h"
+
+namespace paysages {
+namespace system {
+
+class SYSTEMSHARED_EXPORT PictureWriter
+{
+public:
+    /**
+     * @brief Start saving the picture in a file.
+     */
+    bool save(const std::string &filepath, int width, int height);
+
+protected:
+    /**
+     * @brief Get the (x, y) pixel, in BGRA format
+     */
+    virtual unsigned int getPixel(int x, int y) = 0;
+};
+
+}
+}
+
+#endif // PICTUREWRITER_H

src/system/system.pro

@@ -14,7 +14,6 @@ DEFINES += SYSTEM_LIBRARY
 include(../common.pri)
 
 SOURCES += \
-    PictureFile.cpp \
     Thread.cpp \
     Mutex.cpp \
     System.cpp \
@@ -22,11 +21,12 @@ SOURCES += \
     RandomGenerator.cpp \
     Memory.cpp \
     ParallelWork.cpp \
-    ParallelQueue.cpp
+    ParallelQueue.cpp \
+    CacheFile.cpp \
+    PictureWriter.cpp
 
 HEADERS += \
     system_global.h \
-    PictureFile.h \
     Thread.h \
     Mutex.h \
     System.h \
@@ -34,7 +34,9 @@ HEADERS += \
     RandomGenerator.h \
     Memory.h \
     ParallelWork.h \
-    ParallelQueue.h
+    ParallelQueue.h \
+    CacheFile.h \
+    PictureWriter.h
 
 unix:!symbian {
     maemo5 {