1 | #include "backend_base.h" |
2 | #include <base/system.h> |
3 | #include <engine/gfx/image_manipulation.h> |
4 | |
5 | uint8_t *CCommandProcessorFragment_GLBase::Resize(const uint8_t *pData, int Width, int Height, int NewWidth, int NewHeight, int BPP) |
6 | { |
7 | return ResizeImage(pImageData: pData, Width, Height, NewWidth, NewHeight, BPP); |
8 | } |
9 | |
10 | bool CCommandProcessorFragment_GLBase::Texture2DTo3D(uint8_t *pImageBuffer, int ImageWidth, int ImageHeight, size_t PixelSize, int SplitCountWidth, int SplitCountHeight, uint8_t *pTarget3DImageData, int &Target3DImageWidth, int &Target3DImageHeight) |
11 | { |
12 | Target3DImageWidth = ImageWidth / SplitCountWidth; |
13 | Target3DImageHeight = ImageHeight / SplitCountHeight; |
14 | |
15 | const size_t FullImageWidth = (size_t)ImageWidth * PixelSize; |
16 | |
17 | for(int Y = 0; Y < SplitCountHeight; ++Y) |
18 | { |
19 | for(int X = 0; X < SplitCountWidth; ++X) |
20 | { |
21 | for(int Y3D = 0; Y3D < Target3DImageHeight; ++Y3D) |
22 | { |
23 | int DepthIndex = X + Y * SplitCountWidth; |
24 | |
25 | size_t TargetImageFullWidth = (size_t)Target3DImageWidth * PixelSize; |
26 | size_t TargetImageFullSize = (size_t)TargetImageFullWidth * Target3DImageHeight; |
27 | ptrdiff_t ImageOffset = (ptrdiff_t)(((size_t)Y * FullImageWidth * (size_t)Target3DImageHeight) + ((size_t)Y3D * FullImageWidth) + ((size_t)X * TargetImageFullWidth)); |
28 | ptrdiff_t TargetImageOffset = (ptrdiff_t)(TargetImageFullSize * (size_t)DepthIndex + ((size_t)Y3D * TargetImageFullWidth)); |
29 | mem_copy(dest: pTarget3DImageData + TargetImageOffset, source: pImageBuffer + (ptrdiff_t)(ImageOffset), size: TargetImageFullWidth); |
30 | } |
31 | } |
32 | } |
33 | |
34 | return true; |
35 | } |
36 | |