54b45180a2
Batch #16532 by eAthena: 0 byte-identical, 5 confirmed by peer review. - fn_01846 CDCBitmap::Draw: logic confirmed by peer review - fn_17238 UIWindowMgr::DrawWindows: logic confirmed by peer review - fn_06493 CMapInfoMgr::DrawMapName: logic confirmed by peer review - fn_17148 DrawBitmapResource: logic confirmed by peer review - fn_01854 BitmapTextureCache::Update: logic confirmed by peer review Peer-reviewed-by: Yommy, alisonrag, br4yan Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).
48 lines
1.7 KiB
C++
48 lines
1.7 KiB
C++
#include "Render/DeviceContext/DCBitmap.h"
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// OFFSET: 0x00545790
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// FUNCTION: fn_01832
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CDCBitmap::CDCBitmap(int width, int height) : m_bitmap(width, height) {
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}
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CDCBitmap::~CDCBitmap() = default;
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// OFFSET: 0x00569E90
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// FUNCTION: fn_02273
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CDCBitmap* CreateBitmapDC(int width, int height, bool fill) {
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CDCBitmap* bitmap = new CDCBitmap(width, height);
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if (fill) {
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bitmap->Fill(nullptr, 0xFFFF00FFu);
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}
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return bitmap;
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}
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// OFFSET: 0x005482D0
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// FUNCTION: fn_01853
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void CDCBitmap::SetAlpha(unsigned char maxLuminance) {
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for (std::uint32_t y = 0; y < this->m_bitmap.height; ++y) {
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for (std::uint32_t x = 0; x < this->m_bitmap.width; ++x) {
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const std::uint32_t index = y * this->m_bitmap.width + x;
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std::uint32_t pixel = this->m_bitmap.pixels[index];
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const unsigned char r = pixel & 0xFF;
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const unsigned char g = (pixel >> 8) & 0xFF;
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const unsigned char b = (pixel >> 16) & 0xFF;
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const unsigned char avg = static_cast<unsigned char>((r + g + b) / 3);
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const unsigned char alpha = static_cast<unsigned char>((static_cast<float>(avg) / static_cast<float>(maxLuminance)) * 255.0f);
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reinterpret_cast<unsigned char*>(&pixel)[3] = alpha;
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this->m_bitmap.pixels[index] = pixel;
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}
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}
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}
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void CDCBitmap::CopyRegion(
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int x, int y, int sourceLeft, int sourceTop, int sourceRight, int sourceBottom, const std::uint32_t* source, int sourceWidth, int sourceHeight,
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bool transparent, bool alpha
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) {
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this->m_bitmap.CopyRegion(x, y, sourceLeft, sourceTop, sourceRight, sourceBottom, source, sourceWidth, sourceHeight, transparent, alpha);
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}
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void CDCBitmap::Dim(int x, int y, int width, int height, int percent) {
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this->m_bitmap.Dim(x, y, width, height, percent);
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}
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