annotate Framework/Scene2D/Internals/CairoFloatTextureRenderer.cpp @ 925:4639d0bf6390

Added support for Grayscale16 in the multiframe loader (Victor)
author Benjamin Golinvaux <bgo@osimis.io>
date Mon, 22 Jul 2019 16:00:03 +0200
parents 6e79e8c9021c
children 177e7d431cd1 2d8ab34c8c91
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
597
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
1 /**
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
2 * Stone of Orthanc
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
4 * Department, University Hospital of Liege, Belgium
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
5 * Copyright (C) 2017-2019 Osimis S.A., Belgium
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
6 *
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
7 * This program is free software: you can redistribute it and/or
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
8 * modify it under the terms of the GNU Affero General Public License
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
9 * as published by the Free Software Foundation, either version 3 of
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
10 * the License, or (at your option) any later version.
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
11 *
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
12 * This program is distributed in the hope that it will be useful, but
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
15 * Affero General Public License for more details.
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
16 *
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
17 * You should have received a copy of the GNU Affero General Public License
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
19 **/
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
20
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
21
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
22 #include "CairoFloatTextureRenderer.h"
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
23
768
55411e7da2f7 LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 597
diff changeset
24 #include "CairoColorTextureRenderer.h"
597
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
25 #include "../FloatTextureSceneLayer.h"
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
26
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
27 namespace OrthancStone
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
28 {
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
29 namespace Internals
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
30 {
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
31 void CairoFloatTextureRenderer::Update(const ISceneLayer& layer)
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
32 {
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
33 const FloatTextureSceneLayer& l = dynamic_cast<const FloatTextureSceneLayer&>(layer);
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
34
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
35 textureTransform_ = l.GetTransform();
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
36 isLinearInterpolation_ = l.IsLinearInterpolation();
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
37
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
38 float windowCenter, windowWidth;
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
39 l.GetWindowing(windowCenter, windowWidth);
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
40
771
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 770
diff changeset
41 const float a = windowCenter - windowWidth / 2.0f;
770
e6850c866469 fix windowing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 768
diff changeset
42 const float slope = 256.0f / windowWidth;
597
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
43
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
44 const Orthanc::ImageAccessor& source = l.GetTexture();
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
45 const unsigned int width = source.GetWidth();
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
46 const unsigned int height = source.GetHeight();
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
47 texture_.SetSize(width, height, false);
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
48
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
49 Orthanc::ImageAccessor target;
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
50 texture_.GetWriteableAccessor(target);
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
51
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
52 assert(source.GetFormat() == Orthanc::PixelFormat_Float32 &&
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
53 target.GetFormat() == Orthanc::PixelFormat_BGRA32 &&
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
54 sizeof(float) == 4);
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
55
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
56 for (unsigned int y = 0; y < height; y++)
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
57 {
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
58 const float* p = reinterpret_cast<const float*>(source.GetConstRow(y));
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
59 uint8_t* q = reinterpret_cast<uint8_t*>(target.GetRow(y));
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
60
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
61 for (unsigned int x = 0; x < width; x++)
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
62 {
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
63 float v = (*p - a) * slope;
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
64 if (v <= 0)
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
65 {
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
66 v = 0;
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
67 }
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
68 else if (v >= 255)
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
69 {
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
70 v = 255;
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
71 }
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
72
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
73 uint8_t vv = static_cast<uint8_t>(v);
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
74
773
b8dfd966b5f4 FloatTextureSceneLayer::SetInverted()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 771
diff changeset
75 if (l.IsInverted())
b8dfd966b5f4 FloatTextureSceneLayer::SetInverted()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 771
diff changeset
76 {
b8dfd966b5f4 FloatTextureSceneLayer::SetInverted()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 771
diff changeset
77 vv = 255 - vv;
b8dfd966b5f4 FloatTextureSceneLayer::SetInverted()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 771
diff changeset
78 }
b8dfd966b5f4 FloatTextureSceneLayer::SetInverted()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 771
diff changeset
79
597
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
80 q[0] = vv;
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
81 q[1] = vv;
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
82 q[2] = vv;
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
83
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
84 p++;
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
85 q += 4;
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
86 }
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
87 }
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
88 }
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
89
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
90
888
6e888cf6a48b renderers now have access to canvas width/height
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 773
diff changeset
91 void CairoFloatTextureRenderer::Render(const AffineTransform2D& transform,
6e888cf6a48b renderers now have access to canvas width/height
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 773
diff changeset
92 unsigned int canvasWidth,
6e888cf6a48b renderers now have access to canvas width/height
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 773
diff changeset
93 unsigned int canvasHeight)
597
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
94 {
768
55411e7da2f7 LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 597
diff changeset
95 CairoColorTextureRenderer::RenderColorTexture(target_, transform, texture_,
55411e7da2f7 LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 597
diff changeset
96 textureTransform_, isLinearInterpolation_);
597
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
97 }
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
98 }
9e51fb773bbd CairoCompositor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
99 }