From 7028cbe09c688437910a25623098762bf0fa592d Mon Sep 17 00:00:00 2001
From: David Walter Seikel
Date: Mon, 28 Mar 2016 22:28:34 +1000
Subject: Move Irrlicht to src/others.

---
 .../source/Irrlicht/IBurningShader.cpp             | 120 +++++++++++++++++++++
 1 file changed, 120 insertions(+)
 create mode 100644 src/others/irrlicht-1.8.1/source/Irrlicht/IBurningShader.cpp

(limited to 'src/others/irrlicht-1.8.1/source/Irrlicht/IBurningShader.cpp')

diff --git a/src/others/irrlicht-1.8.1/source/Irrlicht/IBurningShader.cpp b/src/others/irrlicht-1.8.1/source/Irrlicht/IBurningShader.cpp
new file mode 100644
index 0000000..b4856b8
--- /dev/null
+++ b/src/others/irrlicht-1.8.1/source/Irrlicht/IBurningShader.cpp
@@ -0,0 +1,120 @@
+// Copyright (C) 2002-2012 Nikolaus Gebhardt / Thomas Alten
+// This file is part of the "Irrlicht Engine".
+// For conditions of distribution and use, see copyright notice in irrlicht.h
+
+#include "IrrCompileConfig.h"
+#ifdef _IRR_COMPILE_WITH_BURNINGSVIDEO_
+
+#include "SoftwareDriver2_compile_config.h"
+#include "IBurningShader.h"
+#include "CSoftwareDriver2.h"
+
+namespace irr
+{
+namespace video
+{
+
+	const tFixPointu IBurningShader::dithermask[] =
+	{
+		0x00,0x80,0x20,0xa0,
+		0xc0,0x40,0xe0,0x60,
+		0x30,0xb0,0x10,0x90,
+		0xf0,0x70,0xd0,0x50
+	};
+
+	IBurningShader::IBurningShader(CBurningVideoDriver* driver)
+	{
+		#ifdef _DEBUG
+		setDebugName("IBurningShader");
+		#endif
+
+		for ( u32 i = 0; i != BURNING_MATERIAL_MAX_TEXTURES; ++i )
+		{
+			IT[i].Texture = 0;
+		}
+
+		Driver = driver;
+		RenderTarget = 0;
+		ColorMask = COLOR_BRIGHT_WHITE;
+		DepthBuffer = (CDepthBuffer*) driver->getDepthBuffer ();
+		if ( DepthBuffer )
+			DepthBuffer->grab();
+
+		Stencil = (CStencilBuffer*) driver->getStencilBuffer ();
+		if ( Stencil )
+			Stencil->grab();
+
+	}
+
+
+	//! destructor
+	IBurningShader::~IBurningShader()
+	{
+		if (RenderTarget)
+			RenderTarget->drop();
+
+		if (DepthBuffer)
+			DepthBuffer->drop();
+
+		if (Stencil)
+			Stencil->drop();
+
+		for ( u32 i = 0; i != BURNING_MATERIAL_MAX_TEXTURES; ++i )
+		{
+			if ( IT[i].Texture )
+				IT[i].Texture->drop();
+		}
+	}
+
+	//! sets a render target
+	void IBurningShader::setRenderTarget(video::IImage* surface, const core::rect<s32>& viewPort)
+	{
+		if (RenderTarget)
+			RenderTarget->drop();
+
+		RenderTarget = (video::CImage* ) surface;
+
+		if (RenderTarget)
+		{
+			RenderTarget->grab();
+
+			//(tVideoSample*)RenderTarget->lock() = (tVideoSample*)RenderTarget->lock();
+			//(fp24*) DepthBuffer->lock() = DepthBuffer->lock();
+		}
+	}
+
+
+	//! sets the Texture
+	void IBurningShader::setTextureParam( u32 stage, video::CSoftwareTexture2* texture, s32 lodLevel)
+	{
+		sInternalTexture *it = &IT[stage];
+
+		if ( it->Texture)
+			it->Texture->drop();
+
+		it->Texture = texture;
+
+		if ( it->Texture)
+		{
+			it->Texture->grab();
+
+			// select mignify and magnify ( lodLevel )
+			//SOFTWARE_DRIVER_2_MIPMAPPING_LOD_BIAS
+			it->lodLevel = lodLevel;
+			it->data = (tVideoSample*) it->Texture->lock(ETLM_READ_ONLY,
+				core::s32_clamp ( lodLevel + SOFTWARE_DRIVER_2_MIPMAPPING_LOD_BIAS, 0, SOFTWARE_DRIVER_2_MIPMAPPING_MAX - 1 ));
+
+			// prepare for optimal fixpoint
+			it->pitchlog2 = s32_log2_s32 ( it->Texture->getPitch() );
+
+			const core::dimension2d<u32> &dim = it->Texture->getSize();
+			it->textureXMask = s32_to_fixPoint ( dim.Width - 1 ) & FIX_POINT_UNSIGNED_MASK;
+			it->textureYMask = s32_to_fixPoint ( dim.Height - 1 ) & FIX_POINT_UNSIGNED_MASK;
+		}
+	}
+
+
+} // end namespace video
+} // end namespace irr
+
+#endif // _IRR_COMPILE_WITH_BURNINGSVIDEO_
-- 
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