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Software: Convert most volatile variables to atomics

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This commit is contained in:
Lioncash
2015-05-14 12:33:19 -04:00
parent 8290fa1e46
commit 26a3eaf959
3 changed files with 29 additions and 27 deletions
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11
Source/Core/VideoBackends/Software/SWRenderer.cpp
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@ -3,6 +3,7 @@
// Refer to the license.txt file included.
#include <algorithm>
#include <atomic>
#include <string>
#include "Common/CommonTypes.h"
@ -26,7 +27,7 @@ static GLuint program;
static u8 *s_xfbColorTexture[2];
static int s_currentColorTexture = 0;
static volatile bool s_bScreenshot;
static std::atomic<bool> s_bScreenshot;
static std::mutex s_criticalScreenshot;
static std::string s_sScreenshotName;
@ -37,7 +38,7 @@ static RasterFont* s_pfont = nullptr;
void SWRenderer::Init()
{
s_bScreenshot = false;
s_bScreenshot.store(false);
}
void SWRenderer::Shutdown()
@ -109,7 +110,7 @@ void SWRenderer::SetScreenshot(const char *_szFilename)
{
std::lock_guard<std::mutex> lk(s_criticalScreenshot);
s_sScreenshotName = _szFilename;
s_bScreenshot = true;
s_bScreenshot.store(true);
}
void SWRenderer::RenderText(const char* pstr, int left, int top, u32 color)
@ -222,13 +223,13 @@ void SWRenderer::DrawTexture(u8 *texture, int width, int height)
// FIXME: This should add black bars when the game has set the VI to render less than the full xfb.
// Save screenshot
if (s_bScreenshot)
if (s_bScreenshot.load())
{
std::lock_guard<std::mutex> lk(s_criticalScreenshot);
TextureToPng(texture, width * 4, s_sScreenshotName, width, height, false);
// Reset settings
s_sScreenshotName.clear();
s_bScreenshot = false;
s_bScreenshot.store(false);
}
GLsizei glWidth = (GLsizei)GLInterface->GetBackBufferWidth();