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Core/Misc: update g3dlite lib (#2904)
* Core/Misc: update g3dlite lib * update Co-authored-by: Francesco Borzì <borzifrancesco@gmail.com>
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Viste
116
deps/g3dlite/source/Image3.cpp
vendored
116
deps/g3dlite/source/Image3.cpp
vendored
@@ -4,18 +4,20 @@
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@maintainer Morgan McGuire, http://graphics.cs.williams.edu
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@created 2007-01-31
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@edited 2007-01-31
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@edited 2012-12-25
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*/
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#include "G3D/Image3.h"
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#include "G3D/Image3uint8.h"
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#include "G3D/GImage.h"
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#include "G3D/Image3unorm8.h"
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#include "G3D/Image.h"
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#include "G3D/Color4.h"
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#include "G3D/Color4uint8.h"
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#include "G3D/Color4unorm8.h"
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#include "G3D/Color1.h"
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#include "G3D/Color1uint8.h"
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#include "G3D/Color1unorm8.h"
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#include "G3D/ImageFormat.h"
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#include "G3D/PixelTransferBuffer.h"
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#include "G3D/CPUPixelTransferBuffer.h"
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namespace G3D {
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@@ -24,30 +26,12 @@ Image3::Image3(int w, int h, WrapMode wrap) : Map2D<Color3, Color3>(w, h, wrap)
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}
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Image3::Ref Image3::fromGImage(const GImage& im, WrapMode wrap) {
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switch (im.channels()) {
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case 1:
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return fromArray(im.pixel1(), im.width(), im.height(), wrap);
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case 3:
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return fromArray(im.pixel3(), im.width(), im.height(), wrap);
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case 4:
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return fromArray(im.pixel4(), im.width(), im.height(), wrap);
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default:
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debugAssertM(false, "Input GImage must have 1, 3, or 4 channels.");
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return NULL;
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}
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}
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Image3::Ref Image3::fromImage3uint8(const ReferenceCountedPointer<Image3uint8>& im) {
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Image3::Ref Image3::fromImage3unorm8(const shared_ptr<Image3unorm8>& im) {
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Ref out = createEmpty(im->wrapMode());
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out->resize(im->width(), im->height());
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int N = im->width() * im->height();
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const Color3uint8* src = reinterpret_cast<Color3uint8*>(im->getCArray());
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const Color3unorm8* src = reinterpret_cast<Color3unorm8*>(im->getCArray());
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for (int i = 0; i < N; ++i) {
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out->data[i] = Color3(src[i]);
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}
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@@ -57,7 +41,7 @@ Image3::Ref Image3::fromImage3uint8(const ReferenceCountedPointer<Image3uint8>&
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Image3::Ref Image3::createEmpty(int width, int height, WrapMode wrap) {
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return new Image3(width, height, wrap);
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return shared_ptr<Image3>(new Image3(width, height, wrap));
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}
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@@ -66,20 +50,49 @@ Image3::Ref Image3::createEmpty(WrapMode wrap) {
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}
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Image3::Ref Image3::fromFile(const std::string& filename, WrapMode wrap, GImage::Format fmt) {
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Image3::Ref Image3::fromFile(const std::string& filename, WrapMode wrap) {
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Ref out = createEmpty(wrap);
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out->load(filename, fmt);
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out->load(filename);
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return out;
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}
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void Image3::load(const std::string& filename, GImage::Format fmt) {
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copyGImage(GImage(filename, fmt));
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void Image3::load(const std::string& filename) {
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shared_ptr<Image> image = Image::fromFile(filename);
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if (image->format() != ImageFormat::RGB32F()) {
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image->convertToRGB8();
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}
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switch (image->format()->code)
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{
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case ImageFormat::CODE_L8:
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copyArray(static_cast<const Color1unorm8*>(image->toPixelTransferBuffer()->buffer()), image->width(), image->height());
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break;
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case ImageFormat::CODE_L32F:
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copyArray(static_cast<const Color1*>(image->toPixelTransferBuffer()->buffer()), image->width(), image->height());
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break;
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case ImageFormat::CODE_RGB8:
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copyArray(static_cast<const Color3unorm8*>(image->toPixelTransferBuffer()->buffer()), image->width(), image->height());
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break;
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case ImageFormat::CODE_RGB32F:
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copyArray(static_cast<const Color3*>(image->toPixelTransferBuffer()->buffer()), image->width(), image->height());
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break;
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case ImageFormat::CODE_RGBA8:
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copyArray(static_cast<const Color4unorm8*>(image->toPixelTransferBuffer()->buffer()), image->width(), image->height());
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break;
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case ImageFormat::CODE_RGBA32F:
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copyArray(static_cast<const Color4*>(image->toPixelTransferBuffer()->buffer()), image->width(), image->height());
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break;
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default:
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debugAssertM(false, "Trying to load unsupported image format");
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break;
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}
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setChanged(true);
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}
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Image3::Ref Image3::fromArray(const class Color3uint8* ptr, int w, int h, WrapMode wrap) {
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Image3::Ref Image3::fromArray(const class Color3unorm8* ptr, int w, int h, WrapMode wrap) {
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Ref out = createEmpty(wrap);
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out->copyArray(ptr, w, h);
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return out;
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@@ -93,7 +106,7 @@ Image3::Ref Image3::fromArray(const class Color1* ptr, int w, int h, WrapMode wr
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}
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Image3::Ref Image3::fromArray(const class Color1uint8* ptr, int w, int h, WrapMode wrap) {
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Image3::Ref Image3::fromArray(const class Color1unorm8* ptr, int w, int h, WrapMode wrap) {
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Ref out = createEmpty(wrap);
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out->copyArray(ptr, w, h);
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return out;
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@@ -107,7 +120,7 @@ Image3::Ref Image3::fromArray(const class Color3* ptr, int w, int h, WrapMode wr
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}
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Image3::Ref Image3::fromArray(const class Color4uint8* ptr, int w, int h, WrapMode wrap) {
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Image3::Ref Image3::fromArray(const class Color4unorm8* ptr, int w, int h, WrapMode wrap) {
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Ref out = createEmpty(wrap);
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out->copyArray(ptr, w, h);
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return out;
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@@ -121,24 +134,7 @@ Image3::Ref Image3::fromArray(const class Color4* ptr, int w, int h, WrapMode wr
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}
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void Image3::copyGImage(const GImage& im) {
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switch (im.channels()) {
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case 1:
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copyArray(im.pixel1(), im.width(), im.height());
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break;
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case 3:
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copyArray(im.pixel3(), im.width(), im.height());
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break;
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case 4:
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copyArray(im.pixel4(), im.width(), im.height());
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break;
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}
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}
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void Image3::copyArray(const Color3uint8* src, int w, int h) {
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void Image3::copyArray(const Color3unorm8* src, int w, int h) {
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resize(w, h);
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int N = w * h;
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@@ -150,7 +146,7 @@ void Image3::copyArray(const Color3uint8* src, int w, int h) {
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}
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void Image3::copyArray(const Color4uint8* src, int w, int h) {
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void Image3::copyArray(const Color4unorm8* src, int w, int h) {
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resize(w, h);
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int N = w * h;
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@@ -182,7 +178,7 @@ void Image3::copyArray(const Color4* src, int w, int h) {
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}
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void Image3::copyArray(const Color1uint8* src, int w, int h) {
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void Image3::copyArray(const Color1unorm8* src, int w, int h) {
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resize(w, h);
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int N = w * h;
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@@ -205,16 +201,10 @@ void Image3::copyArray(const Color1* src, int w, int h) {
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/** Saves in any of the formats supported by G3D::GImage. */
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void Image3::save(const std::string& filename, GImage::Format fmt) {
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GImage im(width(), height(), 3);
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int N = im.width() * im.height();
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Color3uint8* dst = im.pixel3();
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for (int i = 0; i < N; ++i) {
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dst[i] = Color3uint8(data[i]);
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}
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im.save(filename, fmt);
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void Image3::save(const std::string& filename) {
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// To avoid saving as floating point image. FreeImage cannot convert floating point to RGB8.
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Image3unorm8::Ref unorm8 = Image3unorm8::fromImage3(dynamic_pointer_cast<Image3>(shared_from_this()));
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unorm8->save(filename);
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}
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