From 43505877143dbba40e8ef454625b053ff5b7ca6b Mon Sep 17 00:00:00 2001
From: Magnus Norddahl <dpjudas@users.noreply.github.com>
Date: Sat, 24 Sep 2016 08:40:28 +0200
Subject: [PATCH] Remove accidental UpdateCameraExposure duplicate from merge

---
 src/gl/renderer/gl_postprocess.cpp | 72 ------------------------------
 1 file changed, 72 deletions(-)

diff --git a/src/gl/renderer/gl_postprocess.cpp b/src/gl/renderer/gl_postprocess.cpp
index 0747e95d89..b3d1259220 100644
--- a/src/gl/renderer/gl_postprocess.cpp
+++ b/src/gl/renderer/gl_postprocess.cpp
@@ -322,78 +322,6 @@ void FGLRenderer::UpdateCameraExposure()
 	FGLDebug::PopGroup();
 }
 
-//-----------------------------------------------------------------------------
-//
-// Extracts light average from the scene and updates the camera exposure texture
-//
-//-----------------------------------------------------------------------------
-
-void FGLRenderer::UpdateCameraExposure()
-{
-	if (!gl_bloom && gl_tonemap == 0)
-		return;
-
-	FGLDebug::PushGroup("UpdateCameraExposure");
-
-	FGLPostProcessState savedState;
-	savedState.SaveTextureBinding1();
-
-	// Extract light level from scene texture:
-	const auto &level0 = mBuffers->ExposureLevels[0];
-	glBindFramebuffer(GL_FRAMEBUFFER, level0.Framebuffer);
-	glViewport(0, 0, level0.Width, level0.Height);
-	mBuffers->BindCurrentTexture(0);
-	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
-	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-	mExposureExtractShader->Bind();
-	mExposureExtractShader->SceneTexture.Set(0);
-	mExposureExtractShader->Scale.Set(mSceneViewport.width / (float)mScreenViewport.width, mSceneViewport.height / (float)mScreenViewport.height);
-	mExposureExtractShader->Offset.Set(mSceneViewport.left / (float)mScreenViewport.width, mSceneViewport.top / (float)mScreenViewport.height);
-	RenderScreenQuad();
-	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-
-	// Find the average value:
-	for (int i = 0; i + 1 < mBuffers->ExposureLevels.Size(); i++)
-	{
-		const auto &level = mBuffers->ExposureLevels[i];
-		const auto &next = mBuffers->ExposureLevels[i + 1];
-
-		glBindFramebuffer(GL_FRAMEBUFFER, next.Framebuffer);
-		glViewport(0, 0, next.Width, next.Height);
-		glBindTexture(GL_TEXTURE_2D, level.Texture);
-		mExposureAverageShader->Bind();
-		mExposureAverageShader->ExposureTexture.Set(0);
-		RenderScreenQuad();
-	}
-
-	// Combine average value with current camera exposure:
-	glBindFramebuffer(GL_FRAMEBUFFER, mBuffers->ExposureFB);
-	glViewport(0, 0, 1, 1);
-	if (!mBuffers->FirstExposureFrame)
-	{
-		glEnable(GL_BLEND);
-		glBlendEquation(GL_FUNC_ADD);
-		glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-	}
-	else
-	{
-		mBuffers->FirstExposureFrame = false;
-	}
-	glActiveTexture(GL_TEXTURE0);
-	glBindTexture(GL_TEXTURE_2D, mBuffers->ExposureLevels.Last().Texture);
-	mExposureCombineShader->Bind();
-	mExposureCombineShader->ExposureTexture.Set(0);
-	mExposureCombineShader->ExposureBase.Set(gl_exposure_base);
-	mExposureCombineShader->ExposureMin.Set(gl_exposure_min);
-	mExposureCombineShader->ExposureScale.Set(gl_exposure_scale);
-	mExposureCombineShader->ExposureSpeed.Set(gl_exposure_speed);
-	RenderScreenQuad();
-	glViewport(mScreenViewport.left, mScreenViewport.top, mScreenViewport.width, mScreenViewport.height);
-
-	FGLDebug::PopGroup();
-}
-
 //-----------------------------------------------------------------------------
 //
 // Adds bloom contribution to scene texture