- Fixed mipmaps rendering in Burning's driver.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@5318 dfc29bdd-3216-0410-991c-e03cc46cb475

source/Irrlicht/CSoftwareTexture2.h

@@ -38,11 +38,11 @@ public:
 	virtual ~CSoftwareTexture2();
 
 	//! lock function
-	virtual void* lock(E_TEXTURE_LOCK_MODE mode = ETLM_READ_WRITE, u32 layer = 0) _IRR_OVERRIDE_
+	virtual void* lock(E_TEXTURE_LOCK_MODE mode, u32 level, u32 layer)
 	{
 		if (Flags & GEN_MIPMAP)
 		{
-			MipMapLOD = 0;
+			MipMapLOD = level;
 			Size = MipMap[MipMapLOD]->getDimension();
 			Pitch = MipMap[MipMapLOD]->getPitch();
 		}
@@ -50,6 +50,12 @@ public:
 		return MipMap[MipMapLOD]->getData();
 	}
 
+	//! lock function
+	virtual void* lock(E_TEXTURE_LOCK_MODE mode = ETLM_READ_WRITE, u32 layer = 0) _IRR_OVERRIDE_
+	{
+		return lock(mode, 0, layer);
+	}
+
 	//! unlock function
 	virtual void unlock() _IRR_OVERRIDE_
 	{

source/Irrlicht/IBurningShader.cpp

@@ -101,7 +101,7 @@ namespace video
 			//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 ));
+				core::s32_clamp ( lodLevel + SOFTWARE_DRIVER_2_MIPMAPPING_LOD_BIAS, 0, SOFTWARE_DRIVER_2_MIPMAPPING_MAX - 1 ), 0);
 
 			// prepare for optimal fixpoint
 			it->pitchlog2 = s32_log2_s32 ( it->Texture->getPitch() );