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Commit 41d6633d authored by hybrid's avatar hybrid
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Fix eol-style for all code files to CRLF for simpler file handling. 

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@2528 dfc29bdd-3216-0410-991c-e03cc46cb475
parent 3f924718
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source/Irrlicht/CBlit.h
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// Copyright (C) 2002-2009 Nikolaus Gebhardt / Thomas Alten
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h
#ifndef _C_BLIT_H_INCLUDED_
#define _C_BLIT_H_INCLUDED_
#include "SoftwareDriver2_helper.h"
namespace irr
{
struct SBlitJob
{
AbsRectangle Dest;
AbsRectangle Source;
u32 argb;
void * src;
void * dst;
s32 width;
s32 height;
u32 srcPitch;
u32 dstPitch;
u32 srcPixelMul;
u32 dstPixelMul;
};
// Bitfields Cohen Sutherland
enum eClipCode
{
CLIPCODE_EMPTY = 0,
CLIPCODE_BOTTOM = 1,
CLIPCODE_TOP = 2,
CLIPCODE_LEFT = 4,
CLIPCODE_RIGHT = 8
};
inline u32 GetClipCode( const AbsRectangle &r, const core::position2d<s32> &p )
{
u32 code = CLIPCODE_EMPTY;
if ( p.X < r.x0 )
code = CLIPCODE_LEFT;
else
if ( p.X > r.x1 )
code = CLIPCODE_RIGHT;
if ( p.Y < r.y0 )
code |= CLIPCODE_TOP;
else
if ( p.Y > r.y1 )
code |= CLIPCODE_BOTTOM;
return code;
}
/*!
Cohen Sutherland clipping
@return: 1 if valid
*/
static int ClipLine(const AbsRectangle &clipping,
core::position2d<s32> &p0,
core::position2d<s32> &p1,
const core::position2d<s32>& p0_in,
const core::position2d<s32>& p1_in)
{
u32 code0;
u32 code1;
u32 code;
p0 = p0_in;
p1 = p1_in;
code0 = GetClipCode( clipping, p0 );
code1 = GetClipCode( clipping, p1 );
// trivial accepted
while ( code0 | code1 )
{
s32 x=0;
s32 y=0;
// trivial reject
if ( code0 & code1 )
return 0;
if ( code0 )
{
// clip first point
code = code0;
}
else
{
// clip last point
code = code1;
}
if ( (code & CLIPCODE_BOTTOM) == CLIPCODE_BOTTOM )
{
// clip bottom viewport
y = clipping.y1;
x = p0.X + ( p1.X - p0.X ) * ( y - p0.Y ) / ( p1.Y - p0.Y );
}
else
if ( (code & CLIPCODE_TOP) == CLIPCODE_TOP )
{
// clip to viewport
y = clipping.y0;
x = p0.X + ( p1.X - p0.X ) * ( y - p0.Y ) / ( p1.Y - p0.Y );
}
else
if ( (code & CLIPCODE_RIGHT) == CLIPCODE_RIGHT )
{
// clip right viewport
x = clipping.x1;
y = p0.Y + ( p1.Y - p0.Y ) * ( x - p0.X ) / ( p1.X - p0.X );
}
else
if ( (code & CLIPCODE_LEFT) == CLIPCODE_LEFT )
{
// clip left viewport
x = clipping.x0;
y = p0.Y + ( p1.Y - p0.Y ) * ( x - p0.X ) / ( p1.X - p0.X );
}
if ( code == code0 )
{
// modify first point
p0.X = x;
p0.Y = y;
code0 = GetClipCode( clipping, p0 );
}
else
{
// modify second point
p1.X = x;
p1.Y = y;
code1 = GetClipCode( clipping, p1 );
}
}
return 1;
}
/*
*/
inline void GetClip(AbsRectangle &clipping, video::IImage * t)
{
clipping.x0 = 0;
clipping.y0 = 0;
clipping.x1 = t->getDimension().Width - 1;
clipping.y1 = t->getDimension().Height - 1;
}
/*
return alpha in [0;256] Granularity from 32-Bit ARGB
add highbit alpha ( alpha > 127 ? + 1 )
*/
static inline u32 extractAlpha ( const u32 c )
{
return ( c >> 24 ) + ( c >> 31 );
}
/*
return alpha in [0;255] Granularity and 32-Bit ARGB
add highbit alpha ( alpha > 127 ? + 1 )
*/
static inline u32 packAlpha ( const u32 c )
{
return (c > 127 ? c - 1 : c) << 24;
}
/*!
Scale Color by (1/value)
value 0 - 256 ( alpha )
*/
inline u32 PixelLerp32 ( const u32 source, const u32 value )
{
u32 srcRB = source & 0x00FF00FF;
u32 srcXG = (source & 0xFF00FF00) >> 8;
srcRB *= value;
srcXG *= value;
srcRB >>= 8;
//srcXG >>= 8;
srcXG &= 0xFF00FF00;
srcRB &= 0x00FF00FF;
return srcRB | srcXG;
}
/*
*/
static void RenderLine32_Decal(video::IImage *t,
const core::position2d<s32> &p0,
const core::position2d<s32> &p1,
u32 argb )
{
s32 dx = p1.X - p0.X;
s32 dy = p1.Y - p0.Y;
s32 c;
s32 m;
s32 d = 0;
s32 run;
s32 xInc = 4;
s32 yInc = (s32) t->getPitch();
if ( dx < 0 )
{
xInc = -xInc;
dx = -dx;
}
if ( dy < 0 )
{
yInc = -yInc;
dy = -dy;
}
u32 *dst;
dst = (u32*) ( (u8*) t->lock() + ( p0.Y * t->getPitch() ) + ( p0.X << 2 ) );
if ( dy > dx )
{
s32 tmp;
tmp = dx;
dx = dy;
dy = tmp;
tmp = xInc;
xInc = yInc;
yInc = tmp;
}
c = dx << 1;
m = dy << 1;
run = dx;
while ( run )
{
*dst = argb;
dst = (u32*) ( (u8*) dst + xInc ); // x += xInc
d += m;
if ( d > dx )
{
dst = (u32*) ( (u8*) dst + yInc ); // y += yInc
d -= c;
}
run -= 1;
}
t->unlock();
}
/*
*/
static void RenderLine32_Blend(video::IImage *t,
const core::position2d<s32> &p0,
const core::position2d<s32> &p1,
u32 argb, u32 alpha)
{
s32 dx = p1.X - p0.X;
s32 dy = p1.Y - p0.Y;
s32 c;
s32 m;
s32 d = 0;
s32 run;
s32 xInc = 4;
s32 yInc = (s32) t->getPitch();
if ( dx < 0 )
{
xInc = -xInc;
dx = -dx;
}
if ( dy < 0 )
{
yInc = -yInc;
dy = -dy;
}
u32 *dst;
dst = (u32*) ( (u8*) t->lock() + ( p0.Y * t->getPitch() ) + ( p0.X << 2 ) );
if ( dy > dx )
{
s32 tmp;
tmp = dx;
dx = dy;
dy = tmp;
tmp = xInc;
xInc = yInc;
yInc = tmp;
}
c = dx << 1;
m = dy << 1;
run = dx;
const u32 packA = packAlpha ( alpha );
while ( run )
{
*dst = packA | PixelBlend32( *dst, argb, alpha );
dst = (u32*) ( (u8*) dst + xInc ); // x += xInc
d += m;
if ( d > dx )
{
dst = (u32*) ( (u8*) dst + yInc ); // y += yInc
d -= c;
}
run -= 1;
}
t->unlock();
}
/*
*/
static void RenderLine16_Decal(video::IImage *t,
const core::position2d<s32> &p0,
const core::position2d<s32> &p1,
u32 argb )
{
s32 dx = p1.X - p0.X;
s32 dy = p1.Y - p0.Y;
s32 c;
s32 m;
s32 d = 0;
s32 run;
s32 xInc = 2;
s32 yInc = (s32) t->getPitch();
if ( dx < 0 )
{
xInc = -xInc;
dx = -dx;
}
if ( dy < 0 )
{
yInc = -yInc;
dy = -dy;
}
u16 *dst;
dst = (u16*) ( (u8*) t->lock() + ( p0.Y * t->getPitch() ) + ( p0.X << 1 ) );
if ( dy > dx )
{
s32 tmp;
tmp = dx;
dx = dy;
dy = tmp;
tmp = xInc;
xInc = yInc;
yInc = tmp;
}
c = dx << 1;
m = dy << 1;
run = dx;
while ( run )
{
*dst = (u16)argb;
dst = (u16*) ( (u8*) dst + xInc ); // x += xInc
d += m;
if ( d > dx )
{
dst = (u16*) ( (u8*) dst + yInc ); // y += yInc
d -= c;
}
run -= 1;
}
t->unlock();
}
/*
*/
static void RenderLine16_Blend(video::IImage *t,
const core::position2d<s32> &p0,
const core::position2d<s32> &p1,
u16 argb,
u16 alpha)
{
s32 dx = p1.X - p0.X;
s32 dy = p1.Y - p0.Y;
s32 c;
s32 m;
s32 d = 0;
s32 run;
s32 xInc = 2;
s32 yInc = (s32) t->getPitch();
if ( dx < 0 )
{
xInc = -xInc;
dx = -dx;
}
if ( dy < 0 )
{
yInc = -yInc;
dy = -dy;
}
u16 *dst;
dst = (u16*) ( (u8*) t->lock() + ( p0.Y * t->getPitch() ) + ( p0.X << 1 ) );
if ( dy > dx )
{
s32 tmp;
tmp = dx;
dx = dy;
dy = tmp;
tmp = xInc;
xInc = yInc;
yInc = tmp;
}
c = dx << 1;
m = dy << 1;
run = dx;
const u16 packA = alpha ? 0x8000 : 0;
while ( run )
{
*dst = packA | PixelBlend16( *dst, argb, alpha );
dst = (u16*) ( (u8*) dst + xInc ); // x += xInc
d += m;
if ( d > dx )
{
dst = (u16*) ( (u8*) dst + yInc ); // y += yInc
d -= c;
}
run -= 1;
}
t->unlock();
}
/*!
*/
static void executeBlit_TextureCopy_x_to_x( const SBlitJob * job )
{
const void *src = (void*) job->src;
void *dst = (void*) job->dst;
const u32 widthPitch = job->width * job->dstPixelMul;
for ( s32 dy = 0; dy != job->height; ++dy )
{
memcpy( dst, src, widthPitch );
src = (void*) ( (u8*) (src) + job->srcPitch );
dst = (void*) ( (u8*) (dst) + job->dstPitch );
}
}
/*!
*/
static void executeBlit_TextureCopy_32_to_16( const SBlitJob * job )
{
const u32 *src = static_cast<const u32*>(job->src);
u16 *dst = static_cast<u16*>(job->dst);
for ( s32 dy = 0; dy != job->height; ++dy )
{
for ( s32 dx = 0; dx != job->width; ++dx )
{
//16 bit Blitter depends on pre-multiplied color
const u32 s = PixelLerp32( src[dx] | 0xFF000000, extractAlpha( src[dx] ) );
dst[dx] = video::A8R8G8B8toA1R5G5B5( s );
}
src = (u32*) ( (u8*) (src) + job->srcPitch );
dst = (u16*) ( (u8*) (dst) + job->dstPitch );
}
}
/*!
*/
static void executeBlit_TextureCopy_24_to_16( const SBlitJob * job )
{
const void *src = (void*) job->src;
u16 *dst = (u16*) job->dst;
for ( s32 dy = 0; dy != job->height; ++dy )
{
u8 * s = (u8*) src;
for ( s32 dx = 0; dx != job->width; ++dx )
{
dst[dx] = video::RGBA16(s[0], s[1], s[2]);
s += 3;
}
src = (void*) ( (u8*) (src) + job->srcPitch );
dst = (u16*) ( (u8*) (dst) + job->dstPitch );
}
}
/*!
*/
static void executeBlit_TextureCopy_16_to_32( const SBlitJob * job )
{
const u16 *src = (u16*) job->src;
u32 *dst = (u32*) job->dst;
for ( s32 dy = 0; dy != job->height; ++dy )
{
for ( s32 dx = 0; dx != job->width; ++dx )
{
dst[dx] = video::A1R5G5B5toA8R8G8B8( src[dx] );
}
src = (u16*) ( (u8*) (src) + job->srcPitch );
dst = (u32*) ( (u8*) (dst) + job->dstPitch );
}
}
static void executeBlit_TextureCopy_16_to_24( const SBlitJob * job )
{
const u16 *src = (u16*) job->src;
u8 *dst = (u8*) job->dst;
for ( s32 dy = 0; dy != job->height; ++dy )
{
for ( s32 dx = 0; dx != job->width; ++dx )
{
u32 colour = video::A1R5G5B5toA8R8G8B8( src[dx] );
u8 * writeTo = &dst[dx * 3];
*writeTo++ = (colour >> 16)& 0xFF;
*writeTo++ = (colour >> 8) & 0xFF;
*writeTo++ = colour & 0xFF;
}
src = (u16*) ( (u8*) (src) + job->srcPitch );
dst += job->dstPitch;
}
}
/*!
*/
static void executeBlit_TextureCopy_24_to_32( const SBlitJob * job )
{
void *src = (void*) job->src;
u32 *dst = (u32*) job->dst;
for ( s32 dy = 0; dy != job->height; ++dy )
{
u8 * s = (u8*) src;
for ( s32 dx = 0; dx != job->width; ++dx )
{
dst[dx] = 0xFF000000 | s[0] << 16 | s[1] << 8 | s[2];
s += 3;
}
src = (void*) ( (u8*) (src) + job->srcPitch );
dst = (u32*) ( (u8*) (dst) + job->dstPitch );
}
}
static void executeBlit_TextureCopy_32_to_24( const SBlitJob * job )
{
const u32 * src = (u32*) job->src;
u8 * dst = (u8*) job->dst;
for ( s32 dy = 0; dy != job->height; ++dy )
{
for ( s32 dx = 0; dx != job->width; ++dx )
{
u8 * writeTo = &dst[dx * 3];
*writeTo++ = (src[dx] >> 16)& 0xFF;
*writeTo++ = (src[dx] >> 8) & 0xFF;
*writeTo++ = src[dx] & 0xFF;
}
src = (u32*) ( (u8*) (src) + job->srcPitch );
dst += job->dstPitch ;
}
}
/*!
*/
static void executeBlit_TextureBlend_16_to_16( const SBlitJob * job )
{
u32 dx;
s32 dy;
u32 *src = (u32*) job->src;
u32 *dst = (u32*) job->dst;
const u32 rdx = job->width >> 1;
const u32 off = core::if_c_a_else_b( job->width & 1 ,job->width - 1, 0 );
for ( dy = 0; dy != job->height; ++dy )
{
for ( dx = 0; dx != rdx; ++dx )
{
dst[dx] = PixelBlend16_simd( dst[dx], src[dx] );
}
if ( off )
{
((u16*) dst)[off] = PixelBlend16( ((u16*) dst)[off], ((u16*) src)[off] );
}
src = (u32*) ( (u8*) (src) + job->srcPitch );
dst = (u32*) ( (u8*) (dst) + job->dstPitch );
}
}
/*!
*/
static void executeBlit_TextureBlend_32_to_32( const SBlitJob * job )
{
u32 *src = (u32*) job->src;
u32 *dst = (u32*) job->dst;
for ( s32 dy = 0; dy != job->height; ++dy )
{
for ( s32 dx = 0; dx != job->width; ++dx )
{
dst[dx] = PixelBlend32( dst[dx], src[dx] );
}
src = (u32*) ( (u8*) (src) + job->srcPitch );
dst = (u32*) ( (u8*) (dst) + job->dstPitch );
}
}
/*!
*/
static void executeBlit_TextureBlendColor_16_to_16( const SBlitJob * job )
{
u16 *src = (u16*) job->src;
u16 *dst = (u16*) job->dst;
u16 blend = video::A8R8G8B8toA1R5G5B5 ( job->argb );
for ( s32 dy = 0; dy != job->height; ++dy )
{
for ( s32 dx = 0; dx != job->width; ++dx )
{
if ( 0 == (src[dx] & 0x8000) )
continue;
dst[dx] = PixelMul16_2( src[dx], blend );
}
src = (u16*) ( (u8*) (src) + job->srcPitch );
dst = (u16*) ( (u8*) (dst) + job->dstPitch );
}
}
/*!
*/
static void executeBlit_TextureBlendColor_32_to_32( const SBlitJob * job )
{
u32 *src = (u32*) job->src;
u32 *dst = (u32*) job->dst;
for ( s32 dy = 0; dy != job->height; ++dy )
{
for ( s32 dx = 0; dx != job->width; ++dx )
{
dst[dx] = PixelBlend32( dst[dx], PixelMul32_2( src[dx], job->argb ) );
}
src = (u32*) ( (u8*) (src) + job->srcPitch );
dst = (u32*) ( (u8*) (dst) + job->dstPitch );
}
}
/*!
*/
static void executeBlit_Color_16_to_16( const SBlitJob * job )
{
u16 *dst = (u16*) job->dst;
u16 c0 = video::A8R8G8B8toA1R5G5B5( job->argb );
u32 c = c0 | c0 << 16;
if ( 0 == (job->srcPitch & 3 ) )
{
for ( s32 dy = 0; dy != job->height; ++dy )
{
memset32( dst, c, job->srcPitch );
dst = (u16*) ( (u8*) (dst) + job->dstPitch );
}
}
else
{
s32 dx = job->width - 1;
for ( s32 dy = 0; dy != job->height; ++dy )
{
memset32( dst, c, job->srcPitch );
dst[dx] = c0;
dst = (u16*) ( (u8*) (dst) + job->dstPitch );
}
}
}
/*!
*/
static void executeBlit_Color_32_to_32( const SBlitJob * job )
{
u32 *dst = (u32*) job->dst;
for ( s32 dy = 0; dy != job->height; ++dy )
{
memset32( dst, job->argb, job->srcPitch );
dst = (u32*) ( (u8*) (dst) + job->dstPitch );
}
}
/*!
*/
static void executeBlit_ColorAlpha_16_to_16( const SBlitJob * job )
{
u16 *dst = (u16*) job->dst;
const u16 alpha = extractAlpha( job->argb ) >> 3;
if ( 0 == alpha )
return;
const u32 src = video::A8R8G8B8toA1R5G5B5( job->argb );
for ( s32 dy = 0; dy != job->height; ++dy )
{
for ( s32 dx = 0; dx != job->width; ++dx )
{
dst[dx] = 0x8000 | PixelBlend16( dst[dx], src, alpha );
}
dst = (u16*) ( (u8*) (dst) + job->dstPitch );
}
}
/*!
*/
static void executeBlit_ColorAlpha_32_to_32( const SBlitJob * job )
{
u32 *dst = (u32*) job->dst;
const u32 alpha = extractAlpha( job->argb );
const u32 src = job->argb;
for ( s32 dy = 0; dy != job->height; ++dy )
{
for ( s32 dx = 0; dx != job->width; ++dx )
{
dst[dx] = (job->argb & 0xFF000000 ) | PixelBlend32( dst[dx], src, alpha );
}
dst = (u32*) ( (u8*) (dst) + job->dstPitch );
}
}
// Blitter Operation
enum eBlitter
{
BLITTER_INVALID = 0,
BLITTER_COLOR,
BLITTER_COLOR_ALPHA,
BLITTER_TEXTURE,
BLITTER_TEXTURE_ALPHA_BLEND,
BLITTER_TEXTURE_ALPHA_COLOR_BLEND
};
typedef void (*tExecuteBlit) ( const SBlitJob * job );
/*!
*/
struct blitterTable
{
eBlitter operation;
s32 destFormat;
s32 sourceFormat;
tExecuteBlit func;
};
static const blitterTable blitTable[] =
{
{ BLITTER_TEXTURE, -2, -2, executeBlit_TextureCopy_x_to_x },
{ BLITTER_TEXTURE, video::ECF_A1R5G5B5, video::ECF_A8R8G8B8, executeBlit_TextureCopy_32_to_16 },
{ BLITTER_TEXTURE, video::ECF_A1R5G5B5, video::ECF_R8G8B8, executeBlit_TextureCopy_24_to_16 },
{ BLITTER_TEXTURE, video::ECF_A8R8G8B8, video::ECF_A1R5G5B5, executeBlit_TextureCopy_16_to_32 },
{ BLITTER_TEXTURE, video::ECF_A8R8G8B8, video::ECF_R8G8B8, executeBlit_TextureCopy_24_to_32 },
{ BLITTER_TEXTURE, video::ECF_R8G8B8, video::ECF_A1R5G5B5, executeBlit_TextureCopy_16_to_24 },
{ BLITTER_TEXTURE, video::ECF_R8G8B8, video::ECF_A8R8G8B8, executeBlit_TextureCopy_32_to_24 },
{ BLITTER_TEXTURE_ALPHA_BLEND, video::ECF_A1R5G5B5, video::ECF_A1R5G5B5, executeBlit_TextureBlend_16_to_16 },
{ BLITTER_TEXTURE_ALPHA_BLEND, video::ECF_A8R8G8B8, video::ECF_A8R8G8B8, executeBlit_TextureBlend_32_to_32 },
{ BLITTER_TEXTURE_ALPHA_COLOR_BLEND, video::ECF_A1R5G5B5, video::ECF_A1R5G5B5, executeBlit_TextureBlendColor_16_to_16 },
{ BLITTER_TEXTURE_ALPHA_COLOR_BLEND, video::ECF_A8R8G8B8, video::ECF_A8R8G8B8, executeBlit_TextureBlendColor_32_to_32 },
{ BLITTER_COLOR, video::ECF_A1R5G5B5, -1, executeBlit_Color_16_to_16 },
{ BLITTER_COLOR, video::ECF_A8R8G8B8, -1, executeBlit_Color_32_to_32 },
{ BLITTER_COLOR_ALPHA, video::ECF_A1R5G5B5, -1, executeBlit_ColorAlpha_16_to_16 },
{ BLITTER_COLOR_ALPHA, video::ECF_A8R8G8B8, -1, executeBlit_ColorAlpha_32_to_32 },
{ BLITTER_INVALID, -1, -1, 0 }
};
static inline tExecuteBlit getBlitter2( eBlitter operation,const video::IImage * dest,const video::IImage * source )
{
video::ECOLOR_FORMAT sourceFormat = (video::ECOLOR_FORMAT) ( source ? source->getColorFormat() : -1 );
video::ECOLOR_FORMAT destFormat = (video::ECOLOR_FORMAT) ( dest ? dest->getColorFormat() : -1 );
const blitterTable * b = blitTable;
while ( b->operation != BLITTER_INVALID )
{
if ( b->operation == operation )
{
if (( b->destFormat == -1 || b->destFormat == destFormat ) &&
( b->sourceFormat == -1 || b->sourceFormat == sourceFormat ) )
return b->func;
else
if ( b->destFormat == -2 && ( sourceFormat == destFormat ) )
return b->func;
}
b += 1;
}
return 0;
}
// bounce clipping to texture
inline void setClip ( AbsRectangle &out, const core::rect<s32> *clip,
const video::IImage * tex, s32 passnative )
{
if ( clip && 0 == tex && passnative )
{
out.x0 = clip->UpperLeftCorner.X;
out.x1 = clip->LowerRightCorner.X;
out.y0 = clip->UpperLeftCorner.Y;
out.y1 = clip->LowerRightCorner.Y;
return;
}
const s32 w = tex ? tex->getDimension().Width : 0;
const s32 h = tex ? tex->getDimension().Height : 0;
if ( clip )
{
out.x0 = core::s32_clamp ( clip->UpperLeftCorner.X, 0, w );
out.x1 = core::s32_clamp ( clip->LowerRightCorner.X, out.x0, w );
out.y0 = core::s32_clamp ( clip->UpperLeftCorner.Y, 0, h );
out.y1 = core::s32_clamp ( clip->LowerRightCorner.Y, out.y0, h );
}
else
{
out.x0 = 0;
out.y0 = 0;
out.x1 = w;
out.y1 = h;
}
}
/*!
a generic 2D Blitter
*/
static s32 Blit(eBlitter operation,
video::IImage * dest,
const core::rect<s32> *destClipping,
const core::position2d<s32> *destPos,
video::IImage * const source,
const core::rect<s32> *sourceClipping,
u32 argb)
{
tExecuteBlit blitter = getBlitter2( operation, dest, source );
if ( 0 == blitter )
{
return 0;
}
// Clipping
AbsRectangle sourceClip;
AbsRectangle destClip;
AbsRectangle v;
SBlitJob job;
setClip ( sourceClip, sourceClipping, source, 1 );
setClip ( destClip, destClipping, dest, 0 );
v.x0 = destPos ? destPos->X : 0;
v.y0 = destPos ? destPos->Y : 0;
v.x1 = v.x0 + ( sourceClip.x1 - sourceClip.x0 );
v.y1 = v.y0 + ( sourceClip.y1 - sourceClip.y0 );
if ( !intersect( job.Dest, destClip, v ) )
return 0;
job.width = job.Dest.x1 - job.Dest.x0;
job.height = job.Dest.y1 - job.Dest.y0;
job.Source.x0 = sourceClip.x0 + ( job.Dest.x0 - v.x0 );
job.Source.x1 = job.Source.x0 + job.width;
job.Source.y0 = sourceClip.y0 + ( job.Dest.y0 - v.y0 );
job.Source.y1 = job.Source.y0 + job.height;
job.argb = argb;
if ( source )
{
job.srcPitch = source->getPitch();
job.srcPixelMul = source->getBytesPerPixel();
job.src = (void*) ( (u8*) source->lock() + ( job.Source.y0 * job.srcPitch ) + ( job.Source.x0 * job.srcPixelMul ) );
}
else
{
// use srcPitch for color operation on dest
job.srcPitch = job.width * dest->getBytesPerPixel();
}
job.dstPitch = dest->getPitch();
job.dstPixelMul = dest->getBytesPerPixel();
job.dst = (void*) ( (u8*) dest->lock() + ( job.Dest.y0 * job.dstPitch ) + ( job.Dest.x0 * job.dstPixelMul ) );
blitter( &job );
if ( source )
source->unlock();
if ( dest )
dest->unlock();
return 1;
}
}
#endif
// Copyright (C) 2002-2009 Nikolaus Gebhardt / Thomas Alten
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h
#ifndef _C_BLIT_H_INCLUDED_
#define _C_BLIT_H_INCLUDED_
#include "SoftwareDriver2_helper.h"
namespace irr
{
struct SBlitJob
{
AbsRectangle Dest;
AbsRectangle Source;
u32 argb;
void * src;
void * dst;
s32 width;
s32 height;
u32 srcPitch;
u32 dstPitch;
u32 srcPixelMul;
u32 dstPixelMul;
};
// Bitfields Cohen Sutherland
enum eClipCode
{
CLIPCODE_EMPTY = 0,
CLIPCODE_BOTTOM = 1,
CLIPCODE_TOP = 2,
CLIPCODE_LEFT = 4,
CLIPCODE_RIGHT = 8
};
inline u32 GetClipCode( const AbsRectangle &r, const core::position2d<s32> &p )
{
u32 code = CLIPCODE_EMPTY;
if ( p.X < r.x0 )
code = CLIPCODE_LEFT;
else
if ( p.X > r.x1 )
code = CLIPCODE_RIGHT;
if ( p.Y < r.y0 )
code |= CLIPCODE_TOP;
else
if ( p.Y > r.y1 )
code |= CLIPCODE_BOTTOM;
return code;
}
/*!
Cohen Sutherland clipping
@return: 1 if valid
*/
static int ClipLine(const AbsRectangle &clipping,
core::position2d<s32> &p0,
core::position2d<s32> &p1,
const core::position2d<s32>& p0_in,
const core::position2d<s32>& p1_in)
{
u32 code0;
u32 code1;
u32 code;
p0 = p0_in;
p1 = p1_in;
code0 = GetClipCode( clipping, p0 );
code1 = GetClipCode( clipping, p1 );
// trivial accepted
while ( code0 | code1 )
{
s32 x=0;
s32 y=0;
// trivial reject
if ( code0 & code1 )
return 0;
if ( code0 )
{
// clip first point
code = code0;
}
else
{
// clip last point
code = code1;
}
if ( (code & CLIPCODE_BOTTOM) == CLIPCODE_BOTTOM )
{
// clip bottom viewport
y = clipping.y1;
x = p0.X + ( p1.X - p0.X ) * ( y - p0.Y ) / ( p1.Y - p0.Y );
}
else
if ( (code & CLIPCODE_TOP) == CLIPCODE_TOP )
{
// clip to viewport
y = clipping.y0;
x = p0.X + ( p1.X - p0.X ) * ( y - p0.Y ) / ( p1.Y - p0.Y );
}
else
if ( (code & CLIPCODE_RIGHT) == CLIPCODE_RIGHT )
{
// clip right viewport
x = clipping.x1;
y = p0.Y + ( p1.Y - p0.Y ) * ( x - p0.X ) / ( p1.X - p0.X );
}
else
if ( (code & CLIPCODE_LEFT) == CLIPCODE_LEFT )
{
// clip left viewport
x = clipping.x0;
y = p0.Y + ( p1.Y - p0.Y ) * ( x - p0.X ) / ( p1.X - p0.X );
}
if ( code == code0 )
{
// modify first point
p0.X = x;
p0.Y = y;
code0 = GetClipCode( clipping, p0 );
}
else
{
// modify second point
p1.X = x;
p1.Y = y;
code1 = GetClipCode( clipping, p1 );
}
}
return 1;
}
/*
*/
inline void GetClip(AbsRectangle &clipping, video::IImage * t)
{
clipping.x0 = 0;
clipping.y0 = 0;
clipping.x1 = t->getDimension().Width - 1;
clipping.y1 = t->getDimension().Height - 1;
}
/*
return alpha in [0;256] Granularity from 32-Bit ARGB
add highbit alpha ( alpha > 127 ? + 1 )
*/
static inline u32 extractAlpha ( const u32 c )
{
return ( c >> 24 ) + ( c >> 31 );
}
/*
return alpha in [0;255] Granularity and 32-Bit ARGB
add highbit alpha ( alpha > 127 ? + 1 )
*/
static inline u32 packAlpha ( const u32 c )
{
return (c > 127 ? c - 1 : c) << 24;
}
/*!
Scale Color by (1/value)
value 0 - 256 ( alpha )
*/
inline u32 PixelLerp32 ( const u32 source, const u32 value )
{
u32 srcRB = source & 0x00FF00FF;
u32 srcXG = (source & 0xFF00FF00) >> 8;
srcRB *= value;
srcXG *= value;
srcRB >>= 8;
//srcXG >>= 8;
srcXG &= 0xFF00FF00;
srcRB &= 0x00FF00FF;
return srcRB | srcXG;
}
/*
*/
static void RenderLine32_Decal(video::IImage *t,
const core::position2d<s32> &p0,
const core::position2d<s32> &p1,
u32 argb )
{
s32 dx = p1.X - p0.X;
s32 dy = p1.Y - p0.Y;
s32 c;
s32 m;
s32 d = 0;
s32 run;
s32 xInc = 4;
s32 yInc = (s32) t->getPitch();
if ( dx < 0 )
{
xInc = -xInc;
dx = -dx;
}
if ( dy < 0 )
{
yInc = -yInc;
dy = -dy;
}
u32 *dst;
dst = (u32*) ( (u8*) t->lock() + ( p0.Y * t->getPitch() ) + ( p0.X << 2 ) );
if ( dy > dx )
{
s32 tmp;
tmp = dx;
dx = dy;
dy = tmp;
tmp = xInc;
xInc = yInc;
yInc = tmp;
}
c = dx << 1;
m = dy << 1;
run = dx;
while ( run )
{
*dst = argb;
dst = (u32*) ( (u8*) dst + xInc ); // x += xInc
d += m;
if ( d > dx )
{
dst = (u32*) ( (u8*) dst + yInc ); // y += yInc
d -= c;
}
run -= 1;
}
t->unlock();
}
/*
*/
static void RenderLine32_Blend(video::IImage *t,
const core::position2d<s32> &p0,
const core::position2d<s32> &p1,
u32 argb, u32 alpha)
{
s32 dx = p1.X - p0.X;
s32 dy = p1.Y - p0.Y;
s32 c;
s32 m;
s32 d = 0;
s32 run;
s32 xInc = 4;
s32 yInc = (s32) t->getPitch();
if ( dx < 0 )
{
xInc = -xInc;
dx = -dx;
}
if ( dy < 0 )
{
yInc = -yInc;
dy = -dy;
}
u32 *dst;
dst = (u32*) ( (u8*) t->lock() + ( p0.Y * t->getPitch() ) + ( p0.X << 2 ) );
if ( dy > dx )
{
s32 tmp;
tmp = dx;
dx = dy;
dy = tmp;
tmp = xInc;
xInc = yInc;
yInc = tmp;
}
c = dx << 1;
m = dy << 1;
run = dx;
const u32 packA = packAlpha ( alpha );
while ( run )
{
*dst = packA | PixelBlend32( *dst, argb, alpha );
dst = (u32*) ( (u8*) dst + xInc ); // x += xInc
d += m;
if ( d > dx )
{
dst = (u32*) ( (u8*) dst + yInc ); // y += yInc
d -= c;
}
run -= 1;
}
t->unlock();
}
/*
*/
static void RenderLine16_Decal(video::IImage *t,
const core::position2d<s32> &p0,
const core::position2d<s32> &p1,
u32 argb )
{
s32 dx = p1.X - p0.X;
s32 dy = p1.Y - p0.Y;
s32 c;
s32 m;
s32 d = 0;
s32 run;
s32 xInc = 2;
s32 yInc = (s32) t->getPitch();
if ( dx < 0 )
{
xInc = -xInc;
dx = -dx;
}
if ( dy < 0 )
{
yInc = -yInc;
dy = -dy;
}
u16 *dst;
dst = (u16*) ( (u8*) t->lock() + ( p0.Y * t->getPitch() ) + ( p0.X << 1 ) );
if ( dy > dx )
{
s32 tmp;
tmp = dx;
dx = dy;
dy = tmp;
tmp = xInc;
xInc = yInc;
yInc = tmp;
}
c = dx << 1;
m = dy << 1;
run = dx;
while ( run )
{
*dst = (u16)argb;
dst = (u16*) ( (u8*) dst + xInc ); // x += xInc
d += m;
if ( d > dx )
{
dst = (u16*) ( (u8*) dst + yInc ); // y += yInc
d -= c;
}
run -= 1;
}
t->unlock();
}
/*
*/
static void RenderLine16_Blend(video::IImage *t,
const core::position2d<s32> &p0,
const core::position2d<s32> &p1,
u16 argb,
u16 alpha)
{
s32 dx = p1.X - p0.X;
s32 dy = p1.Y - p0.Y;
s32 c;
s32 m;
s32 d = 0;
s32 run;
s32 xInc = 2;
s32 yInc = (s32) t->getPitch();
if ( dx < 0 )
{
xInc = -xInc;
dx = -dx;
}
if ( dy < 0 )
{
yInc = -yInc;
dy = -dy;
}
u16 *dst;
dst = (u16*) ( (u8*) t->lock() + ( p0.Y * t->getPitch() ) + ( p0.X << 1 ) );
if ( dy > dx )
{
s32 tmp;
tmp = dx;
dx = dy;
dy = tmp;
tmp = xInc;
xInc = yInc;
yInc = tmp;
}
c = dx << 1;
m = dy << 1;
run = dx;
const u16 packA = alpha ? 0x8000 : 0;
while ( run )
{
*dst = packA | PixelBlend16( *dst, argb, alpha );
dst = (u16*) ( (u8*) dst + xInc ); // x += xInc
d += m;
if ( d > dx )
{
dst = (u16*) ( (u8*) dst + yInc ); // y += yInc
d -= c;
}
run -= 1;
}
t->unlock();
}
/*!
*/
static void executeBlit_TextureCopy_x_to_x( const SBlitJob * job )
{
const void *src = (void*) job->src;
void *dst = (void*) job->dst;
const u32 widthPitch = job->width * job->dstPixelMul;
for ( s32 dy = 0; dy != job->height; ++dy )
{
memcpy( dst, src, widthPitch );
src = (void*) ( (u8*) (src) + job->srcPitch );
dst = (void*) ( (u8*) (dst) + job->dstPitch );
}
}
/*!
*/
static void executeBlit_TextureCopy_32_to_16( const SBlitJob * job )
{
const u32 *src = static_cast<const u32*>(job->src);
u16 *dst = static_cast<u16*>(job->dst);
for ( s32 dy = 0; dy != job->height; ++dy )
{
for ( s32 dx = 0; dx != job->width; ++dx )
{
//16 bit Blitter depends on pre-multiplied color
const u32 s = PixelLerp32( src[dx] | 0xFF000000, extractAlpha( src[dx] ) );
dst[dx] = video::A8R8G8B8toA1R5G5B5( s );
}
src = (u32*) ( (u8*) (src) + job->srcPitch );
dst = (u16*) ( (u8*) (dst) + job->dstPitch );
}
}
/*!
*/
static void executeBlit_TextureCopy_24_to_16( const SBlitJob * job )
{
const void *src = (void*) job->src;
u16 *dst = (u16*) job->dst;
for ( s32 dy = 0; dy != job->height; ++dy )
{
u8 * s = (u8*) src;
for ( s32 dx = 0; dx != job->width; ++dx )
{
dst[dx] = video::RGBA16(s[0], s[1], s[2]);
s += 3;
}
src = (void*) ( (u8*) (src) + job->srcPitch );
dst = (u16*) ( (u8*) (dst) + job->dstPitch );
}
}
/*!
*/
static void executeBlit_TextureCopy_16_to_32( const SBlitJob * job )
{
const u16 *src = (u16*) job->src;
u32 *dst = (u32*) job->dst;
for ( s32 dy = 0; dy != job->height; ++dy )
{
for ( s32 dx = 0; dx != job->width; ++dx )
{
dst[dx] = video::A1R5G5B5toA8R8G8B8( src[dx] );
}
src = (u16*) ( (u8*) (src) + job->srcPitch );
dst = (u32*) ( (u8*) (dst) + job->dstPitch );
}
}
static void executeBlit_TextureCopy_16_to_24( const SBlitJob * job )
{
const u16 *src = (u16*) job->src;
u8 *dst = (u8*) job->dst;
for ( s32 dy = 0; dy != job->height; ++dy )
{
for ( s32 dx = 0; dx != job->width; ++dx )
{
u32 colour = video::A1R5G5B5toA8R8G8B8( src[dx] );
u8 * writeTo = &dst[dx * 3];
*writeTo++ = (colour >> 16)& 0xFF;
*writeTo++ = (colour >> 8) & 0xFF;
*writeTo++ = colour & 0xFF;
}
src = (u16*) ( (u8*) (src) + job->srcPitch );
dst += job->dstPitch;
}
}
/*!
*/
static void executeBlit_TextureCopy_24_to_32( const SBlitJob * job )
{
void *src = (void*) job->src;
u32 *dst = (u32*) job->dst;
for ( s32 dy = 0; dy != job->height; ++dy )
{
u8 * s = (u8*) src;
for ( s32 dx = 0; dx != job->width; ++dx )
{
dst[dx] = 0xFF000000 | s[0] << 16 | s[1] << 8 | s[2];
s += 3;
}
src = (void*) ( (u8*) (src) + job->srcPitch );
dst = (u32*) ( (u8*) (dst) + job->dstPitch );
}
}
static void executeBlit_TextureCopy_32_to_24( const SBlitJob * job )
{
const u32 * src = (u32*) job->src;
u8 * dst = (u8*) job->dst;
for ( s32 dy = 0; dy != job->height; ++dy )
{
for ( s32 dx = 0; dx != job->width; ++dx )
{
u8 * writeTo = &dst[dx * 3];
*writeTo++ = (src[dx] >> 16)& 0xFF;
*writeTo++ = (src[dx] >> 8) & 0xFF;
*writeTo++ = src[dx] & 0xFF;
}
src = (u32*) ( (u8*) (src) + job->srcPitch );
dst += job->dstPitch ;
}
}
/*!
*/
static void executeBlit_TextureBlend_16_to_16( const SBlitJob * job )
{
u32 dx;
s32 dy;
u32 *src = (u32*) job->src;
u32 *dst = (u32*) job->dst;
const u32 rdx = job->width >> 1;
const u32 off = core::if_c_a_else_b( job->width & 1 ,job->width - 1, 0 );
for ( dy = 0; dy != job->height; ++dy )
{
for ( dx = 0; dx != rdx; ++dx )
{
dst[dx] = PixelBlend16_simd( dst[dx], src[dx] );
}
if ( off )
{
((u16*) dst)[off] = PixelBlend16( ((u16*) dst)[off], ((u16*) src)[off] );
}
src = (u32*) ( (u8*) (src) + job->srcPitch );
dst = (u32*) ( (u8*) (dst) + job->dstPitch );
}
}
/*!
*/
static void executeBlit_TextureBlend_32_to_32( const SBlitJob * job )
{
u32 *src = (u32*) job->src;
u32 *dst = (u32*) job->dst;
for ( s32 dy = 0; dy != job->height; ++dy )
{
for ( s32 dx = 0; dx != job->width; ++dx )
{
dst[dx] = PixelBlend32( dst[dx], src[dx] );
}
src = (u32*) ( (u8*) (src) + job->srcPitch );
dst = (u32*) ( (u8*) (dst) + job->dstPitch );
}
}
/*!
*/
static void executeBlit_TextureBlendColor_16_to_16( const SBlitJob * job )
{
u16 *src = (u16*) job->src;
u16 *dst = (u16*) job->dst;
u16 blend = video::A8R8G8B8toA1R5G5B5 ( job->argb );
for ( s32 dy = 0; dy != job->height; ++dy )
{
for ( s32 dx = 0; dx != job->width; ++dx )
{
if ( 0 == (src[dx] & 0x8000) )
continue;
dst[dx] = PixelMul16_2( src[dx], blend );
}
src = (u16*) ( (u8*) (src) + job->srcPitch );
dst = (u16*) ( (u8*) (dst) + job->dstPitch );
}
}
/*!
*/
static void executeBlit_TextureBlendColor_32_to_32( const SBlitJob * job )
{
u32 *src = (u32*) job->src;
u32 *dst = (u32*) job->dst;
for ( s32 dy = 0; dy != job->height; ++dy )
{
for ( s32 dx = 0; dx != job->width; ++dx )
{
dst[dx] = PixelBlend32( dst[dx], PixelMul32_2( src[dx], job->argb ) );
}
src = (u32*) ( (u8*) (src) + job->srcPitch );
dst = (u32*) ( (u8*) (dst) + job->dstPitch );
}
}
/*!
*/
static void executeBlit_Color_16_to_16( const SBlitJob * job )
{
u16 *dst = (u16*) job->dst;
u16 c0 = video::A8R8G8B8toA1R5G5B5( job->argb );
u32 c = c0 | c0 << 16;
if ( 0 == (job->srcPitch & 3 ) )
{
for ( s32 dy = 0; dy != job->height; ++dy )
{
memset32( dst, c, job->srcPitch );
dst = (u16*) ( (u8*) (dst) + job->dstPitch );
}
}
else
{
s32 dx = job->width - 1;
for ( s32 dy = 0; dy != job->height; ++dy )
{
memset32( dst, c, job->srcPitch );
dst[dx] = c0;
dst = (u16*) ( (u8*) (dst) + job->dstPitch );
}
}
}
/*!
*/
static void executeBlit_Color_32_to_32( const SBlitJob * job )
{
u32 *dst = (u32*) job->dst;
for ( s32 dy = 0; dy != job->height; ++dy )
{
memset32( dst, job->argb, job->srcPitch );
dst = (u32*) ( (u8*) (dst) + job->dstPitch );
}
}
/*!
*/
static void executeBlit_ColorAlpha_16_to_16( const SBlitJob * job )
{
u16 *dst = (u16*) job->dst;
const u16 alpha = extractAlpha( job->argb ) >> 3;
if ( 0 == alpha )
return;
const u32 src = video::A8R8G8B8toA1R5G5B5( job->argb );
for ( s32 dy = 0; dy != job->height; ++dy )
{
for ( s32 dx = 0; dx != job->width; ++dx )
{
dst[dx] = 0x8000 | PixelBlend16( dst[dx], src, alpha );
}
dst = (u16*) ( (u8*) (dst) + job->dstPitch );
}
}
/*!
*/
static void executeBlit_ColorAlpha_32_to_32( const SBlitJob * job )
{
u32 *dst = (u32*) job->dst;
const u32 alpha = extractAlpha( job->argb );
const u32 src = job->argb;
for ( s32 dy = 0; dy != job->height; ++dy )
{
for ( s32 dx = 0; dx != job->width; ++dx )
{
dst[dx] = (job->argb & 0xFF000000 ) | PixelBlend32( dst[dx], src, alpha );
}
dst = (u32*) ( (u8*) (dst) + job->dstPitch );
}
}
// Blitter Operation
enum eBlitter
{
BLITTER_INVALID = 0,
BLITTER_COLOR,
BLITTER_COLOR_ALPHA,
BLITTER_TEXTURE,
BLITTER_TEXTURE_ALPHA_BLEND,
BLITTER_TEXTURE_ALPHA_COLOR_BLEND
};
typedef void (*tExecuteBlit) ( const SBlitJob * job );
/*!
*/
struct blitterTable
{
eBlitter operation;
s32 destFormat;
s32 sourceFormat;
tExecuteBlit func;
};
static const blitterTable blitTable[] =
{
{ BLITTER_TEXTURE, -2, -2, executeBlit_TextureCopy_x_to_x },
{ BLITTER_TEXTURE, video::ECF_A1R5G5B5, video::ECF_A8R8G8B8, executeBlit_TextureCopy_32_to_16 },
{ BLITTER_TEXTURE, video::ECF_A1R5G5B5, video::ECF_R8G8B8, executeBlit_TextureCopy_24_to_16 },
{ BLITTER_TEXTURE, video::ECF_A8R8G8B8, video::ECF_A1R5G5B5, executeBlit_TextureCopy_16_to_32 },
{ BLITTER_TEXTURE, video::ECF_A8R8G8B8, video::ECF_R8G8B8, executeBlit_TextureCopy_24_to_32 },
{ BLITTER_TEXTURE, video::ECF_R8G8B8, video::ECF_A1R5G5B5, executeBlit_TextureCopy_16_to_24 },
{ BLITTER_TEXTURE, video::ECF_R8G8B8, video::ECF_A8R8G8B8, executeBlit_TextureCopy_32_to_24 },
{ BLITTER_TEXTURE_ALPHA_BLEND, video::ECF_A1R5G5B5, video::ECF_A1R5G5B5, executeBlit_TextureBlend_16_to_16 },
{ BLITTER_TEXTURE_ALPHA_BLEND, video::ECF_A8R8G8B8, video::ECF_A8R8G8B8, executeBlit_TextureBlend_32_to_32 },
{ BLITTER_TEXTURE_ALPHA_COLOR_BLEND, video::ECF_A1R5G5B5, video::ECF_A1R5G5B5, executeBlit_TextureBlendColor_16_to_16 },
{ BLITTER_TEXTURE_ALPHA_COLOR_BLEND, video::ECF_A8R8G8B8, video::ECF_A8R8G8B8, executeBlit_TextureBlendColor_32_to_32 },
{ BLITTER_COLOR, video::ECF_A1R5G5B5, -1, executeBlit_Color_16_to_16 },
{ BLITTER_COLOR, video::ECF_A8R8G8B8, -1, executeBlit_Color_32_to_32 },
{ BLITTER_COLOR_ALPHA, video::ECF_A1R5G5B5, -1, executeBlit_ColorAlpha_16_to_16 },
{ BLITTER_COLOR_ALPHA, video::ECF_A8R8G8B8, -1, executeBlit_ColorAlpha_32_to_32 },
{ BLITTER_INVALID, -1, -1, 0 }
};
static inline tExecuteBlit getBlitter2( eBlitter operation,const video::IImage * dest,const video::IImage * source )
{
video::ECOLOR_FORMAT sourceFormat = (video::ECOLOR_FORMAT) ( source ? source->getColorFormat() : -1 );
video::ECOLOR_FORMAT destFormat = (video::ECOLOR_FORMAT) ( dest ? dest->getColorFormat() : -1 );
const blitterTable * b = blitTable;
while ( b->operation != BLITTER_INVALID )
{
if ( b->operation == operation )
{
if (( b->destFormat == -1 || b->destFormat == destFormat ) &&
( b->sourceFormat == -1 || b->sourceFormat == sourceFormat ) )
return b->func;
else
if ( b->destFormat == -2 && ( sourceFormat == destFormat ) )
return b->func;
}
b += 1;
}
return 0;
}
// bounce clipping to texture
inline void setClip ( AbsRectangle &out, const core::rect<s32> *clip,
const video::IImage * tex, s32 passnative )
{
if ( clip && 0 == tex && passnative )
{
out.x0 = clip->UpperLeftCorner.X;
out.x1 = clip->LowerRightCorner.X;
out.y0 = clip->UpperLeftCorner.Y;
out.y1 = clip->LowerRightCorner.Y;
return;
}
const s32 w = tex ? tex->getDimension().Width : 0;
const s32 h = tex ? tex->getDimension().Height : 0;
if ( clip )
{
out.x0 = core::s32_clamp ( clip->UpperLeftCorner.X, 0, w );
out.x1 = core::s32_clamp ( clip->LowerRightCorner.X, out.x0, w );
out.y0 = core::s32_clamp ( clip->UpperLeftCorner.Y, 0, h );
out.y1 = core::s32_clamp ( clip->LowerRightCorner.Y, out.y0, h );
}
else
{
out.x0 = 0;
out.y0 = 0;
out.x1 = w;
out.y1 = h;
}
}
/*!
a generic 2D Blitter
*/
static s32 Blit(eBlitter operation,
video::IImage * dest,
const core::rect<s32> *destClipping,
const core::position2d<s32> *destPos,
video::IImage * const source,
const core::rect<s32> *sourceClipping,
u32 argb)
{
tExecuteBlit blitter = getBlitter2( operation, dest, source );
if ( 0 == blitter )
{
return 0;
}
// Clipping
AbsRectangle sourceClip;
AbsRectangle destClip;
AbsRectangle v;
SBlitJob job;
setClip ( sourceClip, sourceClipping, source, 1 );
setClip ( destClip, destClipping, dest, 0 );
v.x0 = destPos ? destPos->X : 0;
v.y0 = destPos ? destPos->Y : 0;
v.x1 = v.x0 + ( sourceClip.x1 - sourceClip.x0 );
v.y1 = v.y0 + ( sourceClip.y1 - sourceClip.y0 );
if ( !intersect( job.Dest, destClip, v ) )
return 0;
job.width = job.Dest.x1 - job.Dest.x0;
job.height = job.Dest.y1 - job.Dest.y0;
job.Source.x0 = sourceClip.x0 + ( job.Dest.x0 - v.x0 );
job.Source.x1 = job.Source.x0 + job.width;
job.Source.y0 = sourceClip.y0 + ( job.Dest.y0 - v.y0 );
job.Source.y1 = job.Source.y0 + job.height;
job.argb = argb;
if ( source )
{
job.srcPitch = source->getPitch();
job.srcPixelMul = source->getBytesPerPixel();
job.src = (void*) ( (u8*) source->lock() + ( job.Source.y0 * job.srcPitch ) + ( job.Source.x0 * job.srcPixelMul ) );
}
else
{
// use srcPitch for color operation on dest
job.srcPitch = job.width * dest->getBytesPerPixel();
}
job.dstPitch = dest->getPitch();
job.dstPixelMul = dest->getBytesPerPixel();
job.dst = (void*) ( (u8*) dest->lock() + ( job.Dest.y0 * job.dstPitch ) + ( job.Dest.x0 * job.dstPixelMul ) );
blitter( &job );
if ( source )
source->unlock();
if ( dest )
dest->unlock();
return 1;
}
}
#endif
source/Irrlicht/CGUIEnvironment.h
View file @ 41d6633d
......@@ -71,8 +71,8 @@ public:
virtual IGUISkin* createSkin(EGUI_SKIN_TYPE type);
//! Creates the image list from the given texture.
virtual IGUIImageList* createImageList( video::ITexture* texture,
core::dimension2d<s32> imageSize, bool useAlphaChannel );
virtual IGUIImageList* createImageList( video::ITexture* texture,
core::dimension2d<s32> imageSize, bool useAlphaChannel );
//! returns the font
virtual IGUIFont* getFont(const core::string<c16>& filename);
......
source/Irrlicht/CGUIImageList.cpp
View file @ 41d6633d
......@@ -46,11 +46,10 @@ CGUIImageList::~CGUIImageList()
}
//! Creates the image list from texture.
bool CGUIImageList::createImageList( video::ITexture* texture,
core::dimension2d<s32> imageSize,
bool useAlphaChannel
)
//! Creates the image list from texture.
bool CGUIImageList::createImageList(video::ITexture* texture,
core::dimension2d<s32> imageSize,
bool useAlphaChannel)
{
if( !texture )
{
......
source/Irrlicht/CIrrDeviceConsole.h
View file @ 41d6633d
......@@ -79,12 +79,12 @@ namespace irr
virtual void setResizable(bool resize=false);
//! Minimizes the window.
virtual void minimizeWindow();
//! Get the device type
virtual E_DEVICE_TYPE getType() const
{
return EIDT_CONSOLE;
virtual void minimizeWindow();
//! Get the device type
virtual E_DEVICE_TYPE getType() const
{
return EIDT_CONSOLE;
}
void addPostPresentText(s16 X, s16 Y, const wchar_t *text);
......
source/Irrlicht/CIrrDeviceLinux.h
View file @ 41d6633d
......@@ -102,12 +102,12 @@ namespace irr
//! copies text to the clipboard
//! This sets the clipboard selection and _not_ the primary selection which you have on X on the middle mouse button.
virtual void copyToClipboard(const c8* text) const;
//! Get the device type
virtual E_DEVICE_TYPE getType() const
{
return EIDT_X11;
virtual void copyToClipboard(const c8* text) const;
//! Get the device type
virtual E_DEVICE_TYPE getType() const
{
return EIDT_X11;
}
private:
......
source/Irrlicht/CIrrDeviceWin32.h
View file @ 41d6633d
......@@ -79,12 +79,12 @@ namespace irr
virtual bool setGammaRamp( f32 red, f32 green, f32 blue, f32 brightness, f32 contrast );
//! Get the current Gamma Value for the Display
virtual bool getGammaRamp( f32 &red, f32 &green, f32 &blue, f32 &brightness, f32 &contrast );
//! Get the device type
virtual E_DEVICE_TYPE getType() const
{
return EIDT_WIN32;
virtual bool getGammaRamp( f32 &red, f32 &green, f32 &blue, f32 &brightness, f32 &contrast );
//! Get the device type
virtual E_DEVICE_TYPE getType() const
{
return EIDT_WIN32;
}
//! Compares to the last call of this function to return double and triple clicks.
......
source/Irrlicht/CIrrDeviceWinCE.h
View file @ 41d6633d
......@@ -70,12 +70,12 @@ namespace irr
virtual void setResizable(bool resize=false);
//! Minimizes the window.
virtual void minimizeWindow();
//! Get the device type
virtual E_DEVICE_TYPE getType() const
{
return EIDT_WINCE;
virtual void minimizeWindow();
//! Get the device type
virtual E_DEVICE_TYPE getType() const
{
return EIDT_WINCE;
}
//! Implementation of the win32 cursor control
......@@ -265,5 +265,5 @@ namespace irr
} // end namespace irr
#endif // _IRR_COMPILE_WITH_WINDOWS_CE_DEVICE_
#endif // _IRR_COMPILE_WITH_WINDOWS_CE_DEVICE_
#endif // __C_IRR_DEVICE_WINCE_H_INCLUDED__
source/Irrlicht/COpenGLDriver.cpp
View file @ 41d6633d
......@@ -454,9 +454,9 @@ COpenGLDriver::~COpenGLDriver()
deleteAllTextures();
#ifdef _IRR_COMPILE_WITH_WINDOWS_DEVICE_
if (DeviceType == EIDT_WIN32)
{
#ifdef _IRR_COMPILE_WITH_WINDOWS_DEVICE_
if (DeviceType == EIDT_WIN32)
{
if (HRc)
{
......@@ -468,7 +468,7 @@ COpenGLDriver::~COpenGLDriver()
}
if (HDc)
ReleaseDC(Window, HDc);
ReleaseDC(Window, HDc);
}
#endif
}
......@@ -625,36 +625,36 @@ bool COpenGLDriver::endScene()
glFlush();
#ifdef _IRR_COMPILE_WITH_WINDOWS_DEVICE_
#ifdef _IRR_COMPILE_WITH_WINDOWS_DEVICE_
if (DeviceType == EIDT_WIN32)
return SwapBuffers(HDc) == TRUE;
#endif
return SwapBuffers(HDc) == TRUE;
#endif
#ifdef _IRR_COMPILE_WITH_X11_DEVICE_
if (DeviceType == EIDT_X11)
#ifdef _IRR_COMPILE_WITH_X11_DEVICE_
if (DeviceType == EIDT_X11)
{
glXSwapBuffers((Display*)ExposedData.OpenGLLinux.X11Display, Drawable);
return true;
}
#endif
return true;
}
#endif
#ifdef _IRR_COMPILE_WITH_OSX_DEVICE_
if (DeviceType == EIDT_OSX)
#ifdef _IRR_COMPILE_WITH_OSX_DEVICE_
if (DeviceType == EIDT_OSX)
{
_device->flush();
return true;
}
#endif
return true;
}
#endif
#ifdef _IRR_COMPILE_WITH_SDL_DEVICE_
if (DeviceType == EIDT_SDL)
#ifdef _IRR_COMPILE_WITH_SDL_DEVICE_
if (DeviceType == EIDT_SDL)
{
SDL_GL_SwapBuffers();
return true;
}
#endif
// todo: console device present
return true;
}
#endif
// todo: console device present
return false;
}
......@@ -693,12 +693,12 @@ bool COpenGLDriver::beginScene(bool backBuffer, bool zBuffer, SColor color,
{
CNullDriver::beginScene(backBuffer, zBuffer, color, windowId, sourceRect);
#if defined(_IRR_COMPILE_WITH_SDL_DEVICE_)
if (DeviceType == EIDT_SDL)
#if defined(_IRR_COMPILE_WITH_SDL_DEVICE_)
if (DeviceType == EIDT_SDL)
{
// todo: SDL sets glFrontFace(GL_CCW) after driver creation,
// it would be better if this was fixed elsewhere.
glFrontFace(GL_CW);
glFrontFace(GL_CW);
}
#endif
......@@ -3343,22 +3343,22 @@ IVideoDriver* createOpenGLDriver(const SIrrlichtCreationParameters& params,
return 0;
#endif // _IRR_COMPILE_WITH_OPENGL_
}
#endif // _IRR_COMPILE_WITH_X11_DEVICE_
// -----------------------------------
// SDL VERSION
// -----------------------------------
#ifdef _IRR_COMPILE_WITH_SDL_DEVICE_
IVideoDriver* createOpenGLDriver(const SIrrlichtCreationParameters& params,
io::IFileSystem* io, CIrrDeviceSDL* device)
{
#ifdef _IRR_COMPILE_WITH_OPENGL_
return new COpenGLDriver(params, io, device);
#else
return 0;
#endif // _IRR_COMPILE_WITH_OPENGL_
}
#endif // _IRR_COMPILE_WITH_X11_DEVICE_
// -----------------------------------
// SDL VERSION
// -----------------------------------
#ifdef _IRR_COMPILE_WITH_SDL_DEVICE_
IVideoDriver* createOpenGLDriver(const SIrrlichtCreationParameters& params,
io::IFileSystem* io, CIrrDeviceSDL* device)
{
#ifdef _IRR_COMPILE_WITH_OPENGL_
return new COpenGLDriver(params, io, device);
#else
return 0;
#endif // _IRR_COMPILE_WITH_OPENGL_
}
#endif // _IRR_COMPILE_WITH_SDL_DEVICE_
} // end namespace
......
source/Irrlicht/COpenGLDriver.h
View file @ 41d6633d
......@@ -37,14 +37,14 @@ namespace video
#ifdef _IRR_COMPILE_WITH_WINDOWS_DEVICE_
COpenGLDriver(const SIrrlichtCreationParameters& params, io::IFileSystem* io, CIrrDeviceWin32* device);
#endif
#ifdef _IRR_COMPILE_WITH_X11_DEVICE_
COpenGLDriver(const SIrrlichtCreationParameters& params, io::IFileSystem* io, CIrrDeviceLinux* device);
#endif
#ifdef _IRR_COMPILE_WITH_SDL_DEVICE_
COpenGLDriver(const SIrrlichtCreationParameters& params, io::IFileSystem* io, CIrrDeviceSDL* device);
#endif
#ifdef _IRR_COMPILE_WITH_X11_DEVICE_
COpenGLDriver(const SIrrlichtCreationParameters& params, io::IFileSystem* io, CIrrDeviceLinux* device);
#endif
#ifdef _IRR_COMPILE_WITH_SDL_DEVICE_
COpenGLDriver(const SIrrlichtCreationParameters& params, io::IFileSystem* io, CIrrDeviceSDL* device);
#endif
#ifdef _IRR_COMPILE_WITH_OSX_DEVICE_
......@@ -408,15 +408,15 @@ namespace video
#ifdef _IRR_WINDOWS_API_
HDC HDc; // Private GDI Device Context
HWND Window;
HGLRC HRc; // Permanent Rendering Context
HGLRC HRc; // Permanent Rendering Context
#endif
#ifdef _IRR_COMPILE_WITH_X11_DEVICE_
GLXDrawable Drawable;
GLXDrawable Drawable;
#endif
#ifdef _IRR_COMPILE_WITH_OSX_DEVICE_
CIrrDeviceMacOSX *_device;
#endif
#endif
E_DEVICE_TYPE DeviceType;
};
......
source/Irrlicht/COpenGLExtensionHandler.h
View file @ 41d6633d
......@@ -24,10 +24,10 @@
#include "glext.h"
#endif
#include "wglext.h"
#ifdef _MSC_VER
#pragma comment(lib, "OpenGL32.lib")
#endif
#endif
#elif defined(_IRR_COMPILE_WITH_OSX_DEVICE_)
#include "CIrrDeviceMacOSX.h"
......
source/Irrlicht/Irrlicht.cpp
View file @ 41d6633d
......@@ -13,33 +13,30 @@ static const char* const copyright = "Irrlicht Engine (c) 2002-2009 Nikolaus Geb
#endif // _DEBUG
#endif
#include "irrlicht.h"
#ifdef _IRR_COMPILE_WITH_WINDOWS_DEVICE_
#include "CIrrDeviceWin32.h"
#endif
#ifdef _IRR_COMPILE_WITH_OSX_DEVICE_
#include "MacOSX/CIrrDeviceMacOSX.h"
#endif
#ifdef _IRR_COMPILE_WITH_WINDOWS_CE_DEVICE_
#include "CIrrDeviceWinCE.h"
#endif
#ifdef _IRR_COMPILE_WITH_X11_DEVICE_
#include "CIrrDeviceLinux.h"
#endif
#ifdef _IRR_COMPILE_WITH_SDL_DEVICE_
#include "CIrrDeviceSDL.h"
#endif
#ifdef _IRR_COMPILE_WITH_CONSOLE_DEVICE_
#include "irrlicht.h"
#ifdef _IRR_COMPILE_WITH_WINDOWS_DEVICE_
#include "CIrrDeviceWin32.h"
#endif
#ifdef _IRR_COMPILE_WITH_OSX_DEVICE_
#include "MacOSX/CIrrDeviceMacOSX.h"
#endif
#ifdef _IRR_COMPILE_WITH_WINDOWS_CE_DEVICE_
#include "CIrrDeviceWinCE.h"
#endif
#ifdef _IRR_COMPILE_WITH_X11_DEVICE_
#include "CIrrDeviceLinux.h"
#endif
#ifdef _IRR_COMPILE_WITH_SDL_DEVICE_
#include "CIrrDeviceSDL.h"
#endif
#ifdef _IRR_COMPILE_WITH_CONSOLE_DEVICE_
#include "CIrrDeviceConsole.h"
#endif
#endif
namespace irr
{
......@@ -60,52 +57,52 @@ namespace irr
return createDeviceEx(p);
}
extern "C" IRRLICHT_API IrrlichtDevice* IRRCALLCONV createDeviceEx(const SIrrlichtCreationParameters& params)
{
IrrlichtDevice* dev = 0;
#ifdef _IRR_COMPILE_WITH_WINDOWS_DEVICE_
if (params.DeviceType == EIDT_WIN32 || (!dev && params.DeviceType == EIDT_BEST))
dev = new CIrrDeviceWin32(params);
#endif
#ifdef _IRR_COMPILE_WITH_OSX_DEVICE_
if (params.DeviceType == EIDT_OSX || (!dev && params.DeviceType == EIDT_BEST))
dev = new CIrrDeviceMacOSX(params);
#endif
#ifdef _IRR_COMPILE_WITH_WINDOWS_CE_DEVICE_
if (params.DeviceType == EIDT_WINCE || (!dev && params.DeviceType == EIDT_BEST))
dev = new CIrrDeviceWinCE(params);
#endif
#ifdef _IRR_COMPILE_WITH_X11_DEVICE_
if (params.DeviceType == EIDT_X11 || (!dev && params.DeviceType == EIDT_BEST))
dev = new CIrrDeviceLinux(params);
#endif
#ifdef _IRR_COMPILE_WITH_SDL_DEVICE_
if (params.DeviceType == EIDT_SDL || (!dev && params.DeviceType == EIDT_BEST))
dev = new CIrrDeviceSDL(params);
#endif
#ifdef _IRR_COMPILE_WITH_CONSOLE_DEVICE_
if (params.DeviceType == EIDT_CONSOLE || (!dev && params.DeviceType == EIDT_BEST))
dev = new CIrrDeviceConsole(params);
#endif
if (dev && !dev->getVideoDriver() && params.DriverType != video::EDT_NULL)
{
dev->closeDevice(); // destroy window
dev->run(); // consume quit message
dev->drop();
dev = 0;
}
return dev;
}
extern "C" IRRLICHT_API IrrlichtDevice* IRRCALLCONV createDeviceEx(const SIrrlichtCreationParameters& params)
{
IrrlichtDevice* dev = 0;
#ifdef _IRR_COMPILE_WITH_WINDOWS_DEVICE_
if (params.DeviceType == EIDT_WIN32 || (!dev && params.DeviceType == EIDT_BEST))
dev = new CIrrDeviceWin32(params);
#endif
#ifdef _IRR_COMPILE_WITH_OSX_DEVICE_
if (params.DeviceType == EIDT_OSX || (!dev && params.DeviceType == EIDT_BEST))
dev = new CIrrDeviceMacOSX(params);
#endif
#ifdef _IRR_COMPILE_WITH_WINDOWS_CE_DEVICE_
if (params.DeviceType == EIDT_WINCE || (!dev && params.DeviceType == EIDT_BEST))
dev = new CIrrDeviceWinCE(params);
#endif
#ifdef _IRR_COMPILE_WITH_X11_DEVICE_
if (params.DeviceType == EIDT_X11 || (!dev && params.DeviceType == EIDT_BEST))
dev = new CIrrDeviceLinux(params);
#endif
#ifdef _IRR_COMPILE_WITH_SDL_DEVICE_
if (params.DeviceType == EIDT_SDL || (!dev && params.DeviceType == EIDT_BEST))
dev = new CIrrDeviceSDL(params);
#endif
#ifdef _IRR_COMPILE_WITH_CONSOLE_DEVICE_
if (params.DeviceType == EIDT_CONSOLE || (!dev && params.DeviceType == EIDT_BEST))
dev = new CIrrDeviceConsole(params);
#endif
if (dev && !dev->getVideoDriver() && params.DriverType != video::EDT_NULL)
{
dev->closeDevice(); // destroy window
dev->run(); // consume quit message
dev->drop();
dev = 0;
}
return dev;
}
namespace core
{
......
source/Irrlicht/MacOSX/AppDelegate.h
View file @ 41d6633d
// Copyright (C) 2005-2009 Etienne Petitjean
// 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_USE_OSX_DEVICE_
#import <Cocoa/Cocoa.h>
#import "CIrrDeviceMacOSX.h"
@interface AppDelegate : NSObject
{
BOOL _quit;
irr::CIrrDeviceMacOSX *_device;
}
- (id)initWithDevice:(irr::CIrrDeviceMacOSX *)device;
- (BOOL)isQuit;
@end
#endif // _IRR_USE_OSX_DEVICE_
// Copyright (C) 2005-2009 Etienne Petitjean
// 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_USE_OSX_DEVICE_
#import <Cocoa/Cocoa.h>
#import "CIrrDeviceMacOSX.h"
@interface AppDelegate : NSObject
{
BOOL _quit;
irr::CIrrDeviceMacOSX *_device;
}
- (id)initWithDevice:(irr::CIrrDeviceMacOSX *)device;
- (BOOL)isQuit;
@end
#endif // _IRR_USE_OSX_DEVICE_
source/Irrlicht/MacOSX/CIrrDeviceMacOSX.h
View file @ 41d6633d
// Copyright (C) 2005-2009 Etienne Petitjean
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in Irrlicht.h
#ifndef __C_IRR_DEVICE_MACOSX_H_INCLUDED__
#define __C_IRR_DEVICE_MACOSX_H_INCLUDED__
#include "IrrCompileConfig.h"
#ifdef _IRR_USE_OSX_DEVICE_
#include "CIrrDeviceStub.h"
#include "IrrlichtDevice.h"
#include "IImagePresenter.h"
#include "IGUIEnvironment.h"
#include "ICursorControl.h"
#include <OpenGL/OpenGL.h>
#include <map>
class NSWindow;
class NSOpenGLContext;
class NSBitmapImageRep;
namespace irr
{
class CIrrDeviceMacOSX : public CIrrDeviceStub, video::IImagePresenter
{
public:
//! constructor
CIrrDeviceMacOSX(const SIrrlichtCreationParameters& params);
//! destructor
virtual ~CIrrDeviceMacOSX();
//! runs the device. Returns false if device wants to be deleted
virtual bool run();
//! Cause the device to temporarily pause execution and let other processes to run
// This should bring down processor usage without major performance loss for Irrlicht
virtual void yield();
//! Pause execution and let other processes to run for a specified amount of time.
virtual void sleep(u32 timeMs, bool pauseTimer);
//! sets the caption of the window
virtual void setWindowCaption(const wchar_t* text);
//! returns if window is active. if not, nothing need to be drawn
virtual bool isWindowActive() const;
//! Checks if the Irrlicht window has focus
virtual bool isWindowFocused() const;
//! Checks if the Irrlicht window is minimized
virtual bool isWindowMinimized() const;
//! presents a surface in the client area
virtual bool present(video::IImage* surface, void* windowId=0, core::rect<s32>* src=0 );
//! notifies the device that it should close itself
virtual void closeDevice();
//! Sets if the window should be resizable in windowed mode.
virtual void setResizable(bool resize);
//! Returns true if the window is resizable, false if not
virtual bool isResizable() const;
//! Minimizes the window if possible
virtual void minimizeWindow();
//! Activate any joysticks, and generate events for them.
virtual bool activateJoysticks(core::array<SJoystickInfo> & joystickInfo);
//! \return Returns a pointer to a list with all video modes
//! supported by the gfx adapter.
virtual video::IVideoModeList* getVideoModeList();
//! Get the device type
virtual E_DEVICE_TYPE getType() const
{
return EIDT_OSX;
}
void flush();
void setMouseLocation(int x, int y);
void setResize(int width, int height);
void setCursorVisible(bool visible);
private:
//! create the driver
void createDriver();
//! Implementation of the macos x cursor control
class CCursorControl : public gui::ICursorControl
{
public:
CCursorControl(const core::dimension2d<u32>& wsize, CIrrDeviceMacOSX *device)
: WindowSize(wsize), IsVisible(true), InvWindowSize(0.0f, 0.0f), Device(device), UseReferenceRect(false)
{
CursorPos.X = CursorPos.Y = 0;
if (WindowSize.Width!=0)
InvWindowSize.Width = 1.0f / WindowSize.Width;
if (WindowSize.Height!=0)
InvWindowSize.Height = 1.0f / WindowSize.Height;
}
//! Changes the visible state of the mouse cursor.
virtual void setVisible(bool visible)
{
IsVisible = visible;
Device->setCursorVisible(visible);
}
//! Returns if the cursor is currently visible.
virtual bool isVisible() const
{
return IsVisible;
}
//! Sets the new position of the cursor.
virtual void setPosition(const core::position2d<f32> &pos)
{
setPosition(pos.X, pos.Y);
}
//! Sets the new position of the cursor.
virtual void setPosition(f32 x, f32 y)
{
setPosition((s32)(x*WindowSize.Width), (s32)(y*WindowSize.Height));
}
//! Sets the new position of the cursor.
virtual void setPosition(const core::position2d<s32> &pos)
{
if (CursorPos.X != pos.X || CursorPos.Y != pos.Y)
setPosition(pos.X, pos.Y);
}
//! Sets the new position of the cursor.
virtual void setPosition(s32 x, s32 y)
{
if (UseReferenceRect)
{
Device->setMouseLocation(ReferenceRect.UpperLeftCorner.X + x, ReferenceRect.UpperLeftCorner.Y + y);
}
else
{
Device->setMouseLocation(x,y);
}
}
//! Returns the current position of the mouse cursor.
virtual core::position2d<s32> getPosition()
{
return CursorPos;
}
//! Returns the current position of the mouse cursor.
virtual core::position2d<f32> getRelativePosition()
{
if (!UseReferenceRect)
{
return core::position2d<f32>(CursorPos.X * InvWindowSize.Width,
CursorPos.Y * InvWindowSize.Height);
}
return core::position2d<f32>(CursorPos.X / (f32)ReferenceRect.getWidth(),
CursorPos.Y / (f32)ReferenceRect.getHeight());
}
//! Sets an absolute reference rect for calculating the cursor position.
virtual void setReferenceRect(core::rect<s32>* rect=0)
{
if (rect)
{
ReferenceRect = *rect;
UseReferenceRect = true;
// prevent division through zero and uneven sizes
if (!ReferenceRect.getHeight() || ReferenceRect.getHeight()%2)
ReferenceRect.LowerRightCorner.Y += 1;
if (!ReferenceRect.getWidth() || ReferenceRect.getWidth()%2)
ReferenceRect.LowerRightCorner.X += 1;
}
else
UseReferenceRect = false;
}
//! Updates the internal cursor position
void updateInternalCursorPosition(int x,int y)
{
CursorPos.X = x;
CursorPos.Y = y;
}
private:
core::position2d<s32> CursorPos;
core::dimension2d<s32> WindowSize;
core::dimension2d<float> InvWindowSize;
core::rect<s32> ReferenceRect;
CIrrDeviceMacOSX *Device;
bool IsVisible;
bool UseReferenceRect;
};
bool createWindow();
void initKeycodes();
void storeMouseLocation();
void postMouseEvent(void *event, irr::SEvent &ievent);
void postKeyEvent(void *event, irr::SEvent &ievent, bool pressed);
void pollJoysticks();
NSWindow *Window;
CGLContextObj CGLContext;
NSOpenGLContext *OGLContext;
int DeviceWidth,
DeviceHeight;
std::map<int,int> KeyCodes;
int ScreenWidth,
ScreenHeight;
bool IsActive;
NSBitmapImageRep *SoftwareDriverTarget;
bool IsSoftwareRenderer,
IsShiftDown,
IsControlDown,
IsResizable;
u32 MouseButtonStates;
};
} // end namespace irr
#endif // _IRR_USE_OSX_DEVICE_
#endif // __C_IRR_DEVICE_MACOSX_H_INCLUDED__
// Copyright (C) 2005-2009 Etienne Petitjean
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in Irrlicht.h
#ifndef __C_IRR_DEVICE_MACOSX_H_INCLUDED__
#define __C_IRR_DEVICE_MACOSX_H_INCLUDED__
#include "IrrCompileConfig.h"
#ifdef _IRR_USE_OSX_DEVICE_
#include "CIrrDeviceStub.h"
#include "IrrlichtDevice.h"
#include "IImagePresenter.h"
#include "IGUIEnvironment.h"
#include "ICursorControl.h"
#include <OpenGL/OpenGL.h>
#include <map>
class NSWindow;
class NSOpenGLContext;
class NSBitmapImageRep;
namespace irr
{
class CIrrDeviceMacOSX : public CIrrDeviceStub, video::IImagePresenter
{
public:
//! constructor
CIrrDeviceMacOSX(const SIrrlichtCreationParameters& params);
//! destructor
virtual ~CIrrDeviceMacOSX();
//! runs the device. Returns false if device wants to be deleted
virtual bool run();
//! Cause the device to temporarily pause execution and let other processes to run
// This should bring down processor usage without major performance loss for Irrlicht
virtual void yield();
//! Pause execution and let other processes to run for a specified amount of time.
virtual void sleep(u32 timeMs, bool pauseTimer);
//! sets the caption of the window
virtual void setWindowCaption(const wchar_t* text);
//! returns if window is active. if not, nothing need to be drawn
virtual bool isWindowActive() const;
//! Checks if the Irrlicht window has focus
virtual bool isWindowFocused() const;
//! Checks if the Irrlicht window is minimized
virtual bool isWindowMinimized() const;
//! presents a surface in the client area
virtual bool present(video::IImage* surface, void* windowId=0, core::rect<s32>* src=0 );
//! notifies the device that it should close itself
virtual void closeDevice();
//! Sets if the window should be resizable in windowed mode.
virtual void setResizable(bool resize);
//! Returns true if the window is resizable, false if not
virtual bool isResizable() const;
//! Minimizes the window if possible
virtual void minimizeWindow();
//! Activate any joysticks, and generate events for them.
virtual bool activateJoysticks(core::array<SJoystickInfo> & joystickInfo);
//! \return Returns a pointer to a list with all video modes
//! supported by the gfx adapter.
virtual video::IVideoModeList* getVideoModeList();
//! Get the device type
virtual E_DEVICE_TYPE getType() const
{
return EIDT_OSX;
}
void flush();
void setMouseLocation(int x, int y);
void setResize(int width, int height);
void setCursorVisible(bool visible);
private:
//! create the driver
void createDriver();
//! Implementation of the macos x cursor control
class CCursorControl : public gui::ICursorControl
{
public:
CCursorControl(const core::dimension2d<u32>& wsize, CIrrDeviceMacOSX *device)
: WindowSize(wsize), IsVisible(true), InvWindowSize(0.0f, 0.0f), Device(device), UseReferenceRect(false)
{
CursorPos.X = CursorPos.Y = 0;
if (WindowSize.Width!=0)
InvWindowSize.Width = 1.0f / WindowSize.Width;
if (WindowSize.Height!=0)
InvWindowSize.Height = 1.0f / WindowSize.Height;
}
//! Changes the visible state of the mouse cursor.
virtual void setVisible(bool visible)
{
IsVisible = visible;
Device->setCursorVisible(visible);
}
//! Returns if the cursor is currently visible.
virtual bool isVisible() const
{
return IsVisible;
}
//! Sets the new position of the cursor.
virtual void setPosition(const core::position2d<f32> &pos)
{
setPosition(pos.X, pos.Y);
}
//! Sets the new position of the cursor.
virtual void setPosition(f32 x, f32 y)
{
setPosition((s32)(x*WindowSize.Width), (s32)(y*WindowSize.Height));
}
//! Sets the new position of the cursor.
virtual void setPosition(const core::position2d<s32> &pos)
{
if (CursorPos.X != pos.X || CursorPos.Y != pos.Y)
setPosition(pos.X, pos.Y);
}
//! Sets the new position of the cursor.
virtual void setPosition(s32 x, s32 y)
{
if (UseReferenceRect)
{
Device->setMouseLocation(ReferenceRect.UpperLeftCorner.X + x, ReferenceRect.UpperLeftCorner.Y + y);
}
else
{
Device->setMouseLocation(x,y);
}
}
//! Returns the current position of the mouse cursor.
virtual core::position2d<s32> getPosition()
{
return CursorPos;
}
//! Returns the current position of the mouse cursor.
virtual core::position2d<f32> getRelativePosition()
{
if (!UseReferenceRect)
{
return core::position2d<f32>(CursorPos.X * InvWindowSize.Width,
CursorPos.Y * InvWindowSize.Height);
}
return core::position2d<f32>(CursorPos.X / (f32)ReferenceRect.getWidth(),
CursorPos.Y / (f32)ReferenceRect.getHeight());
}
//! Sets an absolute reference rect for calculating the cursor position.
virtual void setReferenceRect(core::rect<s32>* rect=0)
{
if (rect)
{
ReferenceRect = *rect;
UseReferenceRect = true;
// prevent division through zero and uneven sizes
if (!ReferenceRect.getHeight() || ReferenceRect.getHeight()%2)
ReferenceRect.LowerRightCorner.Y += 1;
if (!ReferenceRect.getWidth() || ReferenceRect.getWidth()%2)
ReferenceRect.LowerRightCorner.X += 1;
}
else
UseReferenceRect = false;
}
//! Updates the internal cursor position
void updateInternalCursorPosition(int x,int y)
{
CursorPos.X = x;
CursorPos.Y = y;
}
private:
core::position2d<s32> CursorPos;
core::dimension2d<s32> WindowSize;
core::dimension2d<float> InvWindowSize;
core::rect<s32> ReferenceRect;
CIrrDeviceMacOSX *Device;
bool IsVisible;
bool UseReferenceRect;
};
bool createWindow();
void initKeycodes();
void storeMouseLocation();
void postMouseEvent(void *event, irr::SEvent &ievent);
void postKeyEvent(void *event, irr::SEvent &ievent, bool pressed);
void pollJoysticks();
NSWindow *Window;
CGLContextObj CGLContext;
NSOpenGLContext *OGLContext;
int DeviceWidth,
DeviceHeight;
std::map<int,int> KeyCodes;
int ScreenWidth,
ScreenHeight;
bool IsActive;
NSBitmapImageRep *SoftwareDriverTarget;
bool IsSoftwareRenderer,
IsShiftDown,
IsControlDown,
IsResizable;
u32 MouseButtonStates;
};
} // end namespace irr
#endif // _IRR_USE_OSX_DEVICE_
#endif // __C_IRR_DEVICE_MACOSX_H_INCLUDED__
source/Irrlicht/MacOSX/OSXClipboard.mm
View file @ 41d6633d
// Copyright (C) 2005-2009 Etienne Petitjean
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in Irrlicht.h
#include "OSXClipboard.h"
#import <Cocoa/Cocoa.h>
void OSXCopyToClipboard(const char *text)
{
NSString *str;
NSPasteboard *board;
if (text != NULL && strlen(text) > 0)
{
str = [NSString stringWithCString:text encoding:NSWindowsCP1252StringEncoding];
board = [NSPasteboard generalPasteboard];
[board declareTypes:[NSArray arrayWithObject:NSStringPboardType] owner:NSApp];
[board setString:str forType:NSStringPboardType];
}
}
char* OSXCopyFromClipboard()
{
NSString *str;
NSPasteboard *board;
char *result;
result = NULL;
board = [NSPasteboard generalPasteboard];
str = [board stringForType:NSStringPboardType];
if (str != nil) result = (char*)[str cStringUsingEncoding:NSWindowsCP1252StringEncoding];
return (result);
}
// Copyright (C) 2005-2009 Etienne Petitjean
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in Irrlicht.h
#include "OSXClipboard.h"
#import <Cocoa/Cocoa.h>
void OSXCopyToClipboard(const char *text)
{
NSString *str;
NSPasteboard *board;
if (text != NULL && strlen(text) > 0)
{
str = [NSString stringWithCString:text encoding:NSWindowsCP1252StringEncoding];
board = [NSPasteboard generalPasteboard];
[board declareTypes:[NSArray arrayWithObject:NSStringPboardType] owner:NSApp];
[board setString:str forType:NSStringPboardType];
}
}
char* OSXCopyFromClipboard()
{
NSString *str;
NSPasteboard *board;
char *result;
result = NULL;
board = [NSPasteboard generalPasteboard];
str = [board stringForType:NSStringPboardType];
if (str != nil) result = (char*)[str cStringUsingEncoding:NSWindowsCP1252StringEncoding];
return (result);
}
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