From bccb6e0112f9a0c351fbb1707ee742cee87c0189 Mon Sep 17 00:00:00 2001
From: hybrid <hybrid@dfc29bdd-3216-0410-991c-e03cc46cb475>
Date: Thu, 23 Apr 2009 13:15:39 +0000
Subject: [PATCH] Merged from 1.5 branch revisions 2333:2347. Fix depthbuffer
 under d3d, renderstates under OpenGL, stencilshadow under OpenGL.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@2349 dfc29bdd-3216-0410-991c-e03cc46cb475
---
 source/Irrlicht/CD3D9Driver.cpp     | 16 +++++++++++++---
 source/Irrlicht/CD3D9Driver.h       |  7 ++++++-
 source/Irrlicht/CIrrDeviceWin32.cpp |  2 +-
 source/Irrlicht/CIrrDeviceWinCE.cpp |  2 +-
 source/Irrlicht/COpenGLDriver.cpp   | 17 +++++++++++++----
 5 files changed, 34 insertions(+), 10 deletions(-)

diff --git a/source/Irrlicht/CD3D9Driver.cpp b/source/Irrlicht/CD3D9Driver.cpp
index cef0901a..1028ade5 100644
--- a/source/Irrlicht/CD3D9Driver.cpp
+++ b/source/Irrlicht/CD3D9Driver.cpp
@@ -439,8 +439,17 @@ bool CD3D9Driver::initDriver(const core::dimension2d<u32>& screenSize,
 
 	// store the screen's depth buffer
 	DepthBuffers.push_back(new SDepthSurface());
-	pID3DDevice->GetDepthStencilSurface(&(DepthBuffers[0]->Surface));
-	DepthBuffers[0]->Size=ScreenSize;
+	if (SUCCEEDED(pID3DDevice->GetDepthStencilSurface(&(DepthBuffers[0]->Surface))))
+	{
+		D3DSURFACE_DESC desc;
+		DepthBuffers[0]->Surface->GetDesc(&desc);
+		DepthBuffers[0]->Size.set(desc.Width, desc.Height);
+	}
+	else
+	{
+		os::Printer::log("Was not able to get main depth buffer.", ELL_ERROR);
+		return false;
+	}
 
 	D3DColorFormat = D3DFMT_A8R8G8B8;
 	IDirect3DSurface9* bb=0;
@@ -2814,7 +2823,8 @@ void CD3D9Driver::checkDepthBuffer(ITexture* tex)
 		if (SUCCEEDED(hr))
 		{
 			depth=DepthBuffers.getLast();
-			depth->Size=optSize;
+			depth->Surface->GetDesc(&desc);
+			depth->Size.set(desc.Width, desc.Height);
 		}
 		else
 		{
diff --git a/source/Irrlicht/CD3D9Driver.h b/source/Irrlicht/CD3D9Driver.h
index 708d7c67..67c6de42 100644
--- a/source/Irrlicht/CD3D9Driver.h
+++ b/source/Irrlicht/CD3D9Driver.h
@@ -24,7 +24,12 @@ namespace video
 {
 	struct SDepthSurface : public IReferenceCounted
 	{
-		SDepthSurface() : Surface(0) {}
+		SDepthSurface() : Surface(0)
+		{
+			#ifdef _DEBUG
+			setDebugName("SDepthSurface");
+			#endif
+		}
 		virtual ~SDepthSurface()
 		{
 			if (Surface)
diff --git a/source/Irrlicht/CIrrDeviceWin32.cpp b/source/Irrlicht/CIrrDeviceWin32.cpp
index c5e72e00..be9d406a 100644
--- a/source/Irrlicht/CIrrDeviceWin32.cpp
+++ b/source/Irrlicht/CIrrDeviceWin32.cpp
@@ -278,7 +278,7 @@ CIrrDeviceWin32::CIrrDeviceWin32(const SIrrlichtCreationParameters& params)
 		WNDCLASSEX wcex;
 		wcex.cbSize		= sizeof(WNDCLASSEX);
 		wcex.style		= CS_HREDRAW | CS_VREDRAW;
-		wcex.lpfnWndProc	= (WNDPROC)WndProc;
+		wcex.lpfnWndProc	= WndProc;
 		wcex.cbClsExtra		= 0;
 		wcex.cbWndExtra		= 0;
 		wcex.hInstance		= hInstance;
diff --git a/source/Irrlicht/CIrrDeviceWinCE.cpp b/source/Irrlicht/CIrrDeviceWinCE.cpp
index fece1931..e280cd51 100644
--- a/source/Irrlicht/CIrrDeviceWinCE.cpp
+++ b/source/Irrlicht/CIrrDeviceWinCE.cpp
@@ -297,7 +297,7 @@ CIrrDeviceWinCE::CIrrDeviceWinCE(const SIrrlichtCreationParameters& params)
 		// Register Class
 		WNDCLASS wc;
 		wc.style		= CS_HREDRAW | CS_VREDRAW;
-		wc.lpfnWndProc		= (WNDPROC)WndProc;
+		wc.lpfnWndProc		= WndProc;
 		wc.cbClsExtra		= 0;
 		wc.cbWndExtra		= 0;
 		wc.hInstance		= hInstance;
diff --git a/source/Irrlicht/COpenGLDriver.cpp b/source/Irrlicht/COpenGLDriver.cpp
index d59beb6d..1b7cd6c9 100644
--- a/source/Irrlicht/COpenGLDriver.cpp
+++ b/source/Irrlicht/COpenGLDriver.cpp
@@ -555,6 +555,10 @@ bool COpenGLDriver::genericDriverInit(const core::dimension2d<u32>& screenSize,
 	// create matrix for flipping textures
 	TextureFlipMatrix.buildTextureTransform(0.0f, core::vector2df(0,0), core::vector2df(0,1.0f), core::vector2df(1.0f,-1.0f));
 
+	// We need to reset once more at the beginning of the first rendering.
+	// This fixes problems with intermediate changes to the material during texture load.
+	ResetRenderStates = true;
+
 	return true;
 }
 
@@ -2707,20 +2711,23 @@ void COpenGLDriver::drawStencilShadow(bool clearStencilBuffer, video::SColor lef
 	glMatrixMode(GL_MODELVIEW);
 	glPushMatrix();
 	glLoadIdentity();
+	glMatrixMode(GL_PROJECTION);
+	glPushMatrix();
+	glLoadIdentity();
 
 	glBegin(GL_QUADS);
 
 	glColor4ub(leftDownEdge.getRed(), leftDownEdge.getGreen(), leftDownEdge.getBlue(), leftDownEdge.getAlpha());
-	glVertex3f(-1.1f,-1.1f,0.9f);
+	glVertex3f(-1.f,-1.f,-0.9f);
 
 	glColor4ub(leftUpEdge.getRed(), leftUpEdge.getGreen(), leftUpEdge.getBlue(), leftUpEdge.getAlpha());
-	glVertex3f(-1.1f, 1.1f,0.9f);
+	glVertex3f(-1.f, 1.f,-0.9f);
 
 	glColor4ub(rightUpEdge.getRed(), rightUpEdge.getGreen(), rightUpEdge.getBlue(), rightUpEdge.getAlpha());
-	glVertex3f(1.1f, 1.1f,0.9f);
+	glVertex3f(1.f, 1.f,-0.9f);
 
 	glColor4ub(rightDownEdge.getRed(), rightDownEdge.getGreen(), rightDownEdge.getBlue(), rightDownEdge.getAlpha());
-	glVertex3f(1.1f,-1.1f,0.9f);
+	glVertex3f(1.f,-1.f,-0.9f);
 
 	glEnd();
 
@@ -2728,6 +2735,8 @@ void COpenGLDriver::drawStencilShadow(bool clearStencilBuffer, video::SColor lef
 
 	// restore settings
 	glPopMatrix();
+	glMatrixMode(GL_MODELVIEW);
+	glPopMatrix();
 	glPopAttrib();
 }