diff options
Diffstat (limited to 'source/Irrlicht/CDepthBuffer.cpp')
| -rw-r--r-- | source/Irrlicht/CDepthBuffer.cpp | 62 |
1 files changed, 37 insertions, 25 deletions
diff --git a/source/Irrlicht/CDepthBuffer.cpp b/source/Irrlicht/CDepthBuffer.cpp index e9126bd..eed7234 100644 --- a/source/Irrlicht/CDepthBuffer.cpp +++ b/source/Irrlicht/CDepthBuffer.cpp @@ -30,30 +30,32 @@ CDepthBuffer::CDepthBuffer(const core::dimension2d<u32>& size) //! destructor
CDepthBuffer::~CDepthBuffer()
{
- delete [] Buffer;
+ if (Buffer)
+ {
+ delete[] Buffer;
+ Buffer = 0;
+ }
}
//! clears the zbuffer
-void CDepthBuffer::clear()
+void CDepthBuffer::clear(f32 value)
{
+ ieee754 zMaxValue;
#ifdef SOFTWARE_DRIVER_2_USE_WBUFFER
- f32 zMax = 0.f;
+ zMaxValue.f = 1.f-value;
#else
- f32 zMax = 1.f;
+ zMaxValue.f = value;
#endif
- u32 zMaxValue;
- zMaxValue = IR(zMax);
-
- memset32 ( Buffer, zMaxValue, TotalSize );
+ memset32 ( Buffer, zMaxValue.u, TotalSize );
}
-//! sets the new size of the zbuffer
+//! sets the new size of the buffer
void CDepthBuffer::setSize(const core::dimension2d<u32>& size)
{
if (size == Size)
@@ -65,13 +67,13 @@ void CDepthBuffer::setSize(const core::dimension2d<u32>& size) Pitch = size.Width * sizeof ( fp24 );
TotalSize = Pitch * size.Height;
- Buffer = new u8[TotalSize];
+ Buffer = new u8[align_next(TotalSize,16)];
clear ();
}
-//! returns the size of the zbuffer
+//! returns the size of the buffer
const core::dimension2d<u32>& CDepthBuffer::getSize() const
{
return Size;
@@ -80,11 +82,11 @@ const core::dimension2d<u32>& CDepthBuffer::getSize() const // -----------------------------------------------------------------
//! constructor
-CStencilBuffer::CStencilBuffer(const core::dimension2d<u32>& size)
-: Buffer(0), Size(0,0)
+CStencilBuffer::CStencilBuffer(const core::dimension2d<u32>& size, unsigned bit)
+: Buffer(0), Size(0,0),Bit(bit)
{
#ifdef _DEBUG
- setDebugName("CDepthBuffer");
+ setDebugName("CStencilBuffer");
#endif
setSize(size);
@@ -95,20 +97,30 @@ CStencilBuffer::CStencilBuffer(const core::dimension2d<u32>& size) //! destructor
CStencilBuffer::~CStencilBuffer()
{
- delete [] Buffer;
+ if (Buffer)
+ {
+ delete[] Buffer;
+ Buffer = 0;
+ }
}
-//! clears the zbuffer
-void CStencilBuffer::clear()
+//! clears the buffer
+void CStencilBuffer::clear(u8 value)
{
- memset32 ( Buffer, 0, TotalSize );
+ u32 set = value;
+ if (Bit == 8)
+ {
+ set |= set << 8;
+ set |= set << 16;
+ }
+ memset32 ( Buffer, set, TotalSize );
}
-//! sets the new size of the zbuffer
+//! sets the new size of the buffer
void CStencilBuffer::setSize(const core::dimension2d<u32>& size)
{
if (size == Size)
@@ -118,15 +130,15 @@ void CStencilBuffer::setSize(const core::dimension2d<u32>& size) delete [] Buffer;
- Pitch = size.Width * sizeof ( u32 );
+ Pitch = size.Width * sizeof (tStencilSample);
TotalSize = Pitch * size.Height;
- Buffer = new u8[TotalSize];
+ Buffer = new u8[align_next(TotalSize,16)];
clear ();
}
-//! returns the size of the zbuffer
+//! returns the size of the buffer
const core::dimension2d<u32>& CStencilBuffer::getSize() const
{
return Size;
@@ -155,11 +167,11 @@ IDepthBuffer* createDepthBuffer(const core::dimension2d<u32>& size) }
-//! creates a ZBuffer
-IStencilBuffer* createStencilBuffer(const core::dimension2d<u32>& size)
+//! creates a Stencil Buffer
+IStencilBuffer* createStencilBuffer(const core::dimension2d<u32>& size, u32 bit)
{
#ifdef _IRR_COMPILE_WITH_BURNINGSVIDEO_
- return new CStencilBuffer(size);
+ return new CStencilBuffer(size,bit);
#else
return 0;
#endif // _IRR_COMPILE_WITH_BURNINGSVIDEO_
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