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Core/Misc: update g3dlite lib (#2904)
* Core/Misc: update g3dlite lib * update Co-authored-by: Francesco Borzì <borzifrancesco@gmail.com>
This commit is contained in:
Viste
114
deps/g3dlite/source/Image4.cpp
vendored
114
deps/g3dlite/source/Image4.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 2008-07-27
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@edited 2011-08-27
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*/
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#include "G3D/Image4.h"
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#include "G3D/Image4uint8.h"
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#include "G3D/GImage.h"
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#include "G3D/Image4unorm8.h"
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#include "G3D/Image.h"
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#include "G3D/Color3.h"
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#include "G3D/Color3uint8.h"
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#include "G3D/Color3unorm8.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 @@ Image4::Image4(int w, int h, WrapMode wrap) : Map2D<Color4, Color4>(w, h, wrap)
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}
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Image4::Ref Image4::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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Image4::Ref Image4::fromImage4uint8(const ReferenceCountedPointer<Image4uint8>& im) {
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Image4::Ref Image4::fromImage4unorm8(const shared_ptr<Image4unorm8>& im) {
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Ref out = createEmpty(static_cast<WrapMode>(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 Color4uint8* src = reinterpret_cast<Color4uint8*>(im->getCArray());
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const Color4unorm8* src = reinterpret_cast<Color4unorm8*>(im->getCArray());
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for (int i = 0; i < N; ++i) {
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out->data[i] = Color4(src[i]);
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}
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@@ -57,7 +41,7 @@ Image4::Ref Image4::fromImage4uint8(const ReferenceCountedPointer<Image4uint8>&
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Image4::Ref Image4::createEmpty(int width, int height, WrapMode wrap) {
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return new Type(width, height, wrap);
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return shared_ptr<Image4>(new Type(width, height, wrap));
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}
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@@ -66,20 +50,49 @@ Image4::Ref Image4::createEmpty(WrapMode wrap) {
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}
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Image4::Ref Image4::fromFile(const std::string& filename, WrapMode wrap, GImage::Format fmt) {
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Image4::Ref Image4::fromFile(const std::string& filename, WrapMode wrap) {
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Ref out = createEmpty(wrap);
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out->load(filename);
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return out;
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}
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void Image4::load(const std::string& filename, GImage::Format fmt) {
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copyGImage(GImage(filename, fmt));
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void Image4::load(const std::string& filename) {
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shared_ptr<Image> image = Image::fromFile(filename);
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if (image->format() != ImageFormat::RGBA32F()) {
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image->convertToRGBA8();
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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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Image4::Ref Image4::fromArray(const class Color3uint8* ptr, int w, int h, WrapMode wrap) {
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Image4::Ref Image4::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 @@ Image4::Ref Image4::fromArray(const class Color1* ptr, int w, int h, WrapMode wr
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}
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Image4::Ref Image4::fromArray(const class Color1uint8* ptr, int w, int h, WrapMode wrap) {
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Image4::Ref Image4::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 @@ Image4::Ref Image4::fromArray(const class Color3* ptr, int w, int h, WrapMode wr
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}
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Image4::Ref Image4::fromArray(const class Color4uint8* ptr, int w, int h, WrapMode wrap) {
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Image4::Ref Image4::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 @@ Image4::Ref Image4::fromArray(const class Color4* ptr, int w, int h, WrapMode wr
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}
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void Image4::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 Image4::copyArray(const Color4uint8* src, int w, int h) {
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void Image4::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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@@ -150,7 +146,7 @@ void Image4::copyArray(const Color4uint8* src, int w, int h) {
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}
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void Image4::copyArray(const Color3uint8* src, int w, int h) {
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void Image4::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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@@ -182,7 +178,7 @@ void Image4::copyArray(const Color3* src, int w, int h) {
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}
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void Image4::copyArray(const Color1uint8* src, int w, int h) {
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void Image4::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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@@ -207,16 +203,10 @@ void Image4::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 Image4::save(const std::string& filename, GImage::Format fmt) {
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GImage im(width(), height(), 4);
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int N = im.width() * im.height();
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Color4uint8* dst = im.pixel4();
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for (int i = 0; i < N; ++i) {
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dst[i] = Color4uint8(data[i]);
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}
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im.save(filename, fmt);
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void Image4::save(const std::string& filename) {
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// To avoid saving as floating point image. FreeImage cannot convert floating point to RGBA8.
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Image4unorm8::Ref unorm8 = Image4unorm8::fromImage4(dynamic_pointer_cast<Image4>(shared_from_this()));
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unorm8->save(filename);
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}
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const ImageFormat* Image4::format() const {
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