//! Retrieves information about the current bound image.
void ILAPIENTRY iluGetImageInfo(ILinfo *Info)
{
iluCurImage = ilGetCurImage();
if (iluCurImage == NULL || Info == NULL) {
ilSetError(ILU_ILLEGAL_OPERATION);
return;
}
Info->Id = ilGetCurName();
Info->Data = ilGetData();
Info->Width = iluCurImage->Width;
Info->Height = iluCurImage->Height;
Info->Depth = iluCurImage->Depth;
Info->Bpp = iluCurImage->Bpp;
Info->SizeOfData = iluCurImage->SizeOfData;
Info->Format = iluCurImage->Format;
Info->Type = iluCurImage->Type;
Info->Origin = iluCurImage->Origin;
Info->Palette = iluCurImage->Pal.Palette;
Info->PalType = iluCurImage->Pal.PalType;
Info->PalSize = iluCurImage->Pal.PalSize;
iGetIntegervImage(iluCurImage, IL_NUM_IMAGES,
(ILint*)&Info->NumNext);
iGetIntegervImage(iluCurImage, IL_NUM_MIPMAPS,
(ILint*)&Info->NumMips);
iGetIntegervImage(iluCurImage, IL_NUM_LAYERS,
(ILint*)&Info->NumLayers);
return;
}
ILboolean ILAPIENTRY ilRegisterNumImages(ILuint Num)
{
ILimage *Next, *Prev;
ilBindImage(ilGetCurName()); // Make sure the current image is actually bound.
ilCloseImage(iCurImage->Next); // Close any current "next" images.
iCurImage->Next = NULL;
if (Num == 0) // Just gets rid of all the "next" images.
return IL_TRUE;
iCurImage->Next = il2NewImage(1, 1, 1, 1, 1);
if (iCurImage->Next == NULL)
return IL_FALSE;
Next = iCurImage->Next;
Num--;
while (Num) {
Next->Next = il2NewImage(1, 1, 1, 1, 1);
if (Next->Next == NULL) {
// Clean up before we error out.
Prev = iCurImage->Next;
while (Prev) {
Next = Prev->Next;
ilCloseImage(Prev);
Prev = Next;
}
return IL_FALSE;
}
Next = Next->Next;
Num--;
}
return IL_TRUE;
}
// Completely replaces the current image and the version in the image stack.
ILAPI void ILAPIENTRY ilReplaceCurImage(ILimage *Image)
{
if (iCurImage) {
ilActiveImage(0);
ilCloseImage(iCurImage);
}
ImageStack[ilGetCurName()] = Image;
iCurImage = Image;
return;
}
//! Overlays the image found in Src on top of the current bound image at the coords specified.
ILboolean ILAPIENTRY ilOverlayImage(ILuint Source, ILint XCoord, ILint YCoord, ILint ZCoord)
{
ILuint Width, Height, Depth;
ILuint Dest;
Dest = ilGetCurName();
ilBindImage(Source);
Width = iCurImage->Width; Height = iCurImage->Height; Depth = iCurImage->Depth;
ilBindImage(Dest);
return ilBlit(Source, XCoord, YCoord, ZCoord, 0, 0, 0, Width, Height, Depth);
}
ILAPI ILboolean ILAPIENTRY ilBlit(ILuint Source, ILint DestX, ILint DestY, ILint DestZ,
ILuint SrcX, ILuint SrcY, ILuint SrcZ,
ILuint Width, ILuint Height, ILuint Depth)
{
ILimage * targetImage = iCurImage;
ILuint targetName = ilGetCurName();
ilBindImage(Source);
ILimage * sourceImage = iCurImage;
ILboolean result = il2Blit(sourceImage, targetImage, DestX, DestY, DestZ,
SrcX, SrcY, SrcZ, Width, Height, Depth);
ilBindImage(targetName);
return result;
}
//! Copies everything from Src to the current bound image.
ILAPI ILboolean ILAPIENTRY ilCopyImage(ILuint Src)
{
ILuint DestName = ilGetCurName();
ILimage *DestImage = iCurImage, *SrcImage;
if (iCurImage == NULL || DestName == 0) {
il2SetError(IL_ILLEGAL_OPERATION);
return IL_FALSE;
}
ilBindImage(Src);
SrcImage = iCurImage;
ilBindImage(DestName);
return il2CopyImage(SrcImage, DestImage);
return IL_TRUE;
}
//! Copies everything from Src to the current bound image.
ILboolean ILAPIENTRY ilCopyImage(ILuint Src)
{
ILuint DestName = ilGetCurName();
ILimage *DestImage = iCurImage, *SrcImage;
if (iCurImage == NULL || DestName == 0) {
ilSetError(IL_ILLEGAL_OPERATION);
return IL_FALSE;
}
ilBindImage(Src);
SrcImage = iCurImage;
ilBindImage(DestName);
ilTexImage(SrcImage->Width, SrcImage->Height, SrcImage->Depth, SrcImage->Bpp, SrcImage->Format, SrcImage->Type, SrcImage->Data);
ilCopyImageAttr(DestImage, SrcImage);
return IL_TRUE;
}
//! Sets Param equal to the current value of the Mode
void ILAPIENTRY ilGetIntegerv(ILenum Mode, ILint *Param)
{
if (Param == NULL) {
ilSetError(IL_INVALID_PARAM);
return;
}
*Param = 0;
switch (Mode) {
// Integer values
case IL_COMPRESS_MODE:
*Param = ilStates[ilCurrentPos].ilCompression;
break;
case IL_CUR_IMAGE:
if (iCurImage == NULL) {
ilSetError(IL_ILLEGAL_OPERATION);
break;
}
*Param = ilGetCurName();
break;
case IL_FORMAT_MODE:
*Param = ilStates[ilCurrentPos].ilFormatMode;
break;
case IL_INTERLACE_MODE:
*Param = ilStates[ilCurrentPos].ilInterlace;
break;
case IL_KEEP_DXTC_DATA:
*Param = ilStates[ilCurrentPos].ilKeepDxtcData;
break;
case IL_ORIGIN_MODE:
*Param = ilStates[ilCurrentPos].ilOriginMode;
break;
case IL_MAX_QUANT_INDICES:
*Param = ilStates[ilCurrentPos].ilQuantMaxIndexs;
break;
case IL_NEU_QUANT_SAMPLE:
*Param = ilStates[ilCurrentPos].ilNeuSample;
break;
case IL_QUANTIZATION_MODE:
*Param = ilStates[ilCurrentPos].ilQuantMode;
break;
case IL_TYPE_MODE:
*Param = ilStates[ilCurrentPos].ilTypeMode;
break;
case IL_VERSION_NUM:
*Param = IL_VERSION;
break;
// Image specific values
case IL_ACTIVE_IMAGE:
case IL_ACTIVE_MIPMAP:
case IL_ACTIVE_LAYER:
*Param = iGetActiveNum(Mode);
break;
// Format-specific values
case IL_BMP_RLE:
*Param = ilStates[ilCurrentPos].ilBmpRle;
break;
case IL_DXTC_FORMAT:
*Param = ilStates[ilCurrentPos].ilDxtcFormat;
break;
case IL_JPG_QUALITY:
*Param = ilStates[ilCurrentPos].ilJpgQuality;
break;
case IL_JPG_SAVE_FORMAT:
*Param = ilStates[ilCurrentPos].ilJpgFormat;
break;
case IL_PCD_PICNUM:
*Param = ilStates[ilCurrentPos].ilPcdPicNum;
break;
case IL_PNG_ALPHA_INDEX:
*Param = ilStates[ilCurrentPos].ilPngAlphaIndex;
break;
case IL_PNG_INTERLACE:
*Param = ilStates[ilCurrentPos].ilPngInterlace;
break;
case IL_SGI_RLE:
*Param = ilStates[ilCurrentPos].ilSgiRle;
break;
case IL_TGA_CREATE_STAMP:
*Param = ilStates[ilCurrentPos].ilTgaCreateStamp;
break;
case IL_TGA_RLE:
*Param = ilStates[ilCurrentPos].ilTgaRle;
break;
case IL_VTF_COMP:
*Param = ilStates[ilCurrentPos].ilVtfCompression;
break;
// Boolean values
case IL_CONV_PAL:
*Param = ilStates[ilCurrentPos].ilAutoConvPal;
break;
case IL_DEFAULT_ON_FAIL:
*Param = ilStates[ilCurrentPos].ilDefaultOnFail;
break;
case IL_FILE_MODE:
*Param = ilStates[ilCurrentPos].ilOverWriteFiles;
break;
case IL_FORMAT_SET:
*Param = ilStates[ilCurrentPos].ilFormatSet;
break;
case IL_ORIGIN_SET:
*Param = ilStates[ilCurrentPos].ilOriginSet;
break;
case IL_TYPE_SET:
*Param = ilStates[ilCurrentPos].ilTypeSet;
break;
case IL_USE_KEY_COLOUR:
*Param = ilStates[ilCurrentPos].ilUseKeyColour;
break;
case IL_BLIT_BLEND:
*Param = ilStates[ilCurrentPos].ilBlitBlend;
break;
case IL_JPG_PROGRESSIVE:
*Param = ilStates[ilCurrentPos].ilJpgProgressive;
break;
case IL_NVIDIA_COMPRESS:
*Param = ilStates[ilCurrentPos].ilUseNVidiaDXT;
break;
case IL_SQUISH_COMPRESS:
*Param = ilStates[ilCurrentPos].ilUseSquishDXT;
break;
default:
iGetIntegervImage(iCurImage, Mode, Param);
}
return;
}
ILboolean ILAPIENTRY ilBlit(ILuint Source, ILint DestX, ILint DestY, ILint DestZ, ILuint SrcX, ILuint SrcY, ILuint SrcZ, ILuint Width, ILuint Height, ILuint Depth)
{
register ILuint x, y, z, SrcIndex, DestIndex, ConvBps, ConvSizePlane;
ILimage *Dest;
ILubyte *Converted;
ILuint DestName = ilGetCurName();
ILint c;
ILfloat FrontPer, BackPer;
ILenum DestOrigin, SrcOrigin;
ILuint StartX, StartY, StartZ, AlphaOff;
ILboolean DestFlipped = IL_FALSE;
ILubyte *SrcTemp;
if (DestName == 0 || iCurImage == NULL) {
ilSetError(IL_ILLEGAL_OPERATION);
return IL_FALSE;
}
if (iCurImage->Origin == IL_ORIGIN_LOWER_LEFT) { // Dest
DestFlipped = IL_TRUE;
ilFlipImage();
}
Dest = iCurImage;
DestOrigin = iCurImage->Origin;
ilBindImage(Source);
SrcOrigin = iCurImage->Origin;
if (iCurImage->Origin == IL_ORIGIN_LOWER_LEFT) {
SrcTemp = iGetFlipped(iCurImage);
if (SrcTemp == NULL) {
ilBindImage(DestName);
if (DestFlipped)
ilFlipImage();
return IL_FALSE;
}
}
else {
SrcTemp = iCurImage->Data;
}
if (Dest == NULL || iCurImage == NULL) {
ilSetError(IL_INVALID_PARAM);
return IL_FALSE;
}
Converted = ilConvertBuffer(iCurImage->SizeOfData, iCurImage->Format, Dest->Format, iCurImage->Type, Dest->Type, SrcTemp);
if (Converted == NULL)
return IL_FALSE;
ConvBps = Dest->Bpp * iCurImage->Width;
ConvSizePlane = ConvBps * iCurImage->Height;
StartX = DestX >= 0 ? 0 : -DestX;
StartY = DestY >= 0 ? 0 : -DestY;
StartZ = DestZ >= 0 ? 0 : -DestZ;
Width = Width + SrcX < Dest->Width ? Width + SrcX : Dest->Width;
Height = Height + SrcY < Dest->Height ? Height + SrcY : Dest->Height;
Depth = Depth + SrcZ < Dest->Depth ? Depth + SrcZ : Dest->Depth;
if (iCurImage->Format == IL_RGBA || iCurImage->Format == IL_BGRA || iCurImage->Format == IL_LUMINANCE_ALPHA) {
if (iCurImage->Format == IL_LUMINANCE_ALPHA)
AlphaOff = 1;
else
AlphaOff = 3;
for (z = StartZ; z < Depth && z + DestZ < Dest->Depth; z++) {
for (y = StartY; y < Height && y + DestY < Dest->Height; y++) {
for (x = StartX; x < Width && x + DestX < Dest->Width; x++) {
SrcIndex = (z + SrcZ) * ConvSizePlane + (y + SrcY) * ConvBps + (x + SrcX) * Dest->Bpp;
DestIndex = (z + DestZ) * Dest->SizeOfPlane + (y + DestY) * Dest->Bps + (x + DestX) * Dest->Bpp;
// Use the original alpha
FrontPer = iCurImage->Data[(z + SrcZ) * iCurImage->SizeOfPlane + (y + SrcY) * iCurImage->Bps + (x + SrcX) * iCurImage->Bpp + 3] / 255.0f;
BackPer = 1.0f - FrontPer;
for (c = 0; c < Dest->Bpp - 1; c++) {
Dest->Data[DestIndex + c] = (ILubyte)(Converted[SrcIndex + c] * FrontPer
+ Dest->Data[DestIndex + c] * BackPer);
}
// Keep the original alpha.
//Dest->Data[DestIndex + c + 1] = Dest->Data[DestIndex + c + 1];
}
}
}
}
else {
for (z = StartZ; z < Depth && z + DestZ < Dest->Depth; z++) {
for (y = StartY; y < Height && y + DestY < Dest->Height; y++) {
for (x = StartX; x < Width && x + DestX < Dest->Width; x++) {
for (c = 0; c < Dest->Bpp; c++) {
Dest->Data[(z + DestZ) * Dest->SizeOfPlane + (y + DestY) * Dest->Bps + (x + DestX) * Dest->Bpp + c] =
Converted[(z + SrcZ) * ConvSizePlane + (y + SrcY) * ConvBps + (x + SrcX) * Dest->Bpp + c];
}
}
}
}
}
if (SrcTemp != iCurImage->Data)
ifree(SrcTemp);
ilBindImage(DestName);
if (DestFlipped)
ilFlipImage();
ifree(Converted);
return IL_TRUE;
}
//! Overlays the image found in Src on top of the current bound image at the coords specified.
ILboolean ILAPIENTRY ilOverlayImage(ILuint Source, ILint XCoord, ILint YCoord, ILint ZCoord)
{
ILuint x, y, z, SrcIndex, DestIndex, ConvBps, ConvSizePlane;
ILint c;
ILimage *Dest;//, *Src;
ILubyte *Converted;
ILuint DestName = ilGetCurName();
ILfloat FrontPer, BackPer;
ILenum DestOrigin, SrcOrigin;
ILuint StartX, StartY, StartZ, AlphaOff;
ILubyte *SrcTemp = NULL;
ILboolean DestFlipped = IL_FALSE;
if (DestName == 0 || iCurImage == NULL) {
ilSetError(IL_ILLEGAL_OPERATION);
return IL_FALSE;
}
if (iCurImage->Origin == IL_ORIGIN_LOWER_LEFT) { // Dest
DestFlipped = IL_TRUE;
ilFlipImage();
}
Dest = iCurImage;
DestOrigin = iCurImage->Origin;
ilBindImage(Source);
SrcOrigin = iCurImage->Origin;
if (iCurImage->Origin == IL_ORIGIN_LOWER_LEFT) {
SrcTemp = iGetFlipped(iCurImage);
if (SrcTemp == NULL) {
ilBindImage(DestName);
if (DestFlipped)
ilFlipImage();
return IL_FALSE;
}
}
else {
SrcTemp = iCurImage->Data;
}
if (Dest == NULL || iCurImage == NULL) {
ilSetError(IL_INVALID_PARAM);
return IL_FALSE;
}
Converted = ilConvertBuffer(iCurImage->SizeOfData, iCurImage->Format, Dest->Format, iCurImage->Type, Dest->Type, SrcTemp);
if (Converted == NULL)
return IL_FALSE;
ConvBps = Dest->Bpp * iCurImage->Width;
ConvSizePlane = ConvBps * iCurImage->Height;
StartX = XCoord >= 0 ? 0 : -XCoord;
StartY = YCoord >= 0 ? 0 : -YCoord;
StartZ = ZCoord >= 0 ? 0 : -ZCoord;
if (iCurImage->Format == IL_RGBA || iCurImage->Format == IL_BGRA || iCurImage->Format == IL_LUMINANCE_ALPHA) {
if (iCurImage->Format == IL_LUMINANCE_ALPHA)
AlphaOff = 1;
else
AlphaOff = 3;
for (z = StartZ; z < iCurImage->Depth && (ILint)z + ZCoord < (ILint)Dest->Depth; z++) {
for (y = StartY; y < iCurImage->Height && (ILint)y + YCoord < (ILint)Dest->Height; y++) {
for (x = StartX; x < iCurImage->Width && (ILint)x + XCoord < (ILint)Dest->Width; x++) {
SrcIndex = z * ConvSizePlane + y * ConvBps + x * Dest->Bpp;
DestIndex = (z + ZCoord) * Dest->SizeOfPlane + (y + YCoord) * Dest->Bps + (x + XCoord) * Dest->Bpp;
FrontPer = iCurImage->Data[z * iCurImage->SizeOfPlane + y * iCurImage->Bps + x * iCurImage->Bpp + AlphaOff] / 255.0f;
BackPer = 1.0f - FrontPer;
for (c = 0; c < iCurImage->Bpp - 1; c++) {
Dest->Data[DestIndex + c] = (ILubyte)(Converted[SrcIndex + c] * FrontPer
+ Dest->Data[DestIndex + c] * BackPer);
}
// Keep the original alpha.
//Dest->Data[DestIndex + c + 1] = Dest->Data[DestIndex + c + 1];
}
}
}
}
else {
for (z = StartZ; z < iCurImage->Depth && z + ZCoord < Dest->Depth; z++) {
for (y = StartY; y < iCurImage->Height && y + YCoord < Dest->Height; y++) {
for (x = StartX; x < iCurImage->Width && x + XCoord < Dest->Width; x++) {
for (c = 0; c < iCurImage->Bpp; c++) {
Dest->Data[(z + ZCoord) * Dest->SizeOfPlane + (y + YCoord) * Dest->Bps + (x + XCoord) * Dest->Bpp + c] =
Converted[z * ConvSizePlane + y * ConvBps + x * Dest->Bpp + c];
}
}
}
}
}
if (SrcTemp != iCurImage->Data)
ifree(SrcTemp);
ilBindImage(DestName);
if (DestFlipped)
ilFlipImage();
ifree(Converted);
return IL_TRUE;
}
ILimage *iGetBaseImage()
{
return ImageStack[ilGetCurName()];
}
//@NEXT DestX,DestY,DestZ must be set to ILuint
ILboolean ILAPIENTRY il2Blit(ILimage* aSource, ILimage* aTarget, ILint DestX, ILint DestY, ILint DestZ,
ILuint SrcX, ILuint SrcY, ILuint SrcZ, ILuint Width, ILuint Height, ILuint Depth)
{
ILuint x, y, z, ConvBps, ConvSizePlane;
ILubyte *Converted;
ILuint DestName = ilGetCurName();
ILuint c;
ILuint StartX, StartY, StartZ;
ILboolean DestFlipped = IL_FALSE;
ILboolean DoAlphaBlend = IL_FALSE;
ILubyte *SrcTemp;
ILfloat ResultAlpha;
// Check if source and target images really exist
if (aSource == NULL || aTarget == NULL) {
il2SetError(IL_ILLEGAL_OPERATION);
return IL_FALSE;
}
// set the destination image to upper left origin
if (aTarget->Origin == IL_ORIGIN_LOWER_LEFT) { // Dest
DestFlipped = IL_TRUE;
ilFlipImage(aTarget);
}
//determine alpha support
DoAlphaBlend = il2IsEnabled(IL_BLIT_BLEND);
//@TODO test if coordinates are inside the images (hard limit for source)
// set the source image to upper left origin
if (aSource->Origin == IL_ORIGIN_LOWER_LEFT)
{
SrcTemp = iGetFlipped(aSource);
if (SrcTemp == NULL)
{
if (DestFlipped)
ilFlipImage(aTarget);
return IL_FALSE;
}
}
else
{
SrcTemp = aSource->Data;
}
// convert source image to match the destination image type and format
Converted = (ILubyte*)ilConvertBuffer(aSource->SizeOfData, aSource->Format, aTarget->Format,
aSource->Type, aTarget->Type, NULL, SrcTemp);
if (Converted == NULL)
return IL_FALSE;
ConvBps = aTarget->Bpp * aSource->Width;
ConvSizePlane = ConvBps * aSource->Height;
//@NEXT in next version this would have to be removed since Dest* will be unsigned
StartX = DestX >= 0 ? 0 : -DestX;
StartY = DestY >= 0 ? 0 : -DestY;
StartZ = DestZ >= 0 ? 0 : -DestZ;
// Limit the copy of data inside of the destination image
if (Width + DestX > aTarget->Width) Width = aTarget->Width - DestX;
if (Height + DestY > aTarget->Height) Height = aTarget->Height - DestY;
if (Depth + DestZ > aTarget->Depth) Depth = aTarget->Depth - DestZ;
//@TODO: non funziona con rgba
if (aSource->Format == IL_RGBA || aSource->Format == IL_BGRA || aSource->Format == IL_LUMINANCE_ALPHA) {
const ILuint bpp_without_alpha = aTarget->Bpp - 1;
for (z = 0; z < Depth; z++) {
for (y = 0; y < Height; y++) {
for (x = 0; x < Width; x++) {
const ILuint SrcIndex = (z+SrcZ)*ConvSizePlane + (y+SrcY)*ConvBps + (x+SrcX)*aTarget->Bpp;
const ILuint DestIndex = (z+DestZ)*aTarget->SizeOfPlane + (y+DestY)*aTarget->Bps + (x+DestX)*aTarget->Bpp;
const ILuint AlphaIdx = SrcIndex + bpp_without_alpha;
ILfloat FrontAlpha = 0; // foreground opacity
ILfloat BackAlpha = 0; // background opacity
switch (aTarget->Type)
{
case IL_BYTE:
case IL_UNSIGNED_BYTE:
FrontAlpha = Converted[AlphaIdx]/((float)IL_MAX_UNSIGNED_BYTE);
BackAlpha = aTarget->Data[AlphaIdx]/((float)IL_MAX_UNSIGNED_BYTE);
break;
case IL_SHORT:
case IL_UNSIGNED_SHORT:
FrontAlpha = ((ILshort*)Converted)[AlphaIdx]/((float)IL_MAX_UNSIGNED_SHORT);
BackAlpha = ((ILshort*)aTarget->Data)[AlphaIdx]/((float)IL_MAX_UNSIGNED_SHORT);
break;
case IL_INT:
case IL_UNSIGNED_INT:
FrontAlpha = ((ILint*)Converted)[AlphaIdx]/((float)IL_MAX_UNSIGNED_INT);
BackAlpha = ((ILint*)aTarget->Data)[AlphaIdx]/((float)IL_MAX_UNSIGNED_INT);
break;
case IL_FLOAT:
FrontAlpha = ((ILfloat*)Converted)[AlphaIdx];
BackAlpha = ((ILfloat*)aTarget->Data)[AlphaIdx];
break;
case IL_DOUBLE:
FrontAlpha = (ILfloat)(((ILdouble*)Converted)[AlphaIdx]);
BackAlpha = (ILfloat)(((ILdouble*)aTarget->Data)[AlphaIdx]);
break;
}
// In case of Alpha channel, the data is blended.
// Computes composite Alpha
if (DoAlphaBlend)
{
ResultAlpha = FrontAlpha + (1.0f - FrontAlpha) * BackAlpha;
for (c = 0; c < bpp_without_alpha; c++)
{
aTarget->Data[DestIndex + c] = (ILubyte)( 0.5f +
(Converted[SrcIndex + c] * FrontAlpha +
(1.0f - FrontAlpha) * aTarget->Data[DestIndex + c] * BackAlpha)
/ ResultAlpha);
}
aTarget->Data[AlphaIdx] = (ILubyte)(0.5f + ResultAlpha * (float)IL_MAX_UNSIGNED_BYTE);
}
else {
for (c = 0; c < aTarget->Bpp; c++)
{
aTarget->Data[DestIndex + c] = (ILubyte)(Converted[SrcIndex + c]);
}
}
}
}
}
} else {
for( z = 0; z < Depth; z++ ) {
for( y = 0; y < Height; y++ ) {
for( x = 0; x < Width; x++ ) {
for( c = 0; c < aTarget->Bpp; c++ ) {
aTarget->Data[(z+DestZ)*aTarget->SizeOfPlane + (y+DestY)*aTarget->Bps + (x+DestX)*aTarget->Bpp + c] =
Converted[(z+SrcZ)*ConvSizePlane + (y+SrcY)*ConvBps + (x+SrcX)*aTarget->Bpp + c];
}
}
}
}
}
if (SrcTemp != aSource->Data)
ifree(SrcTemp);
if (DestFlipped)
ilFlipImage(aTarget);
ifree(Converted);
return IL_TRUE;
}
ILboolean ILAPIENTRY ilRegisterLoad(const ILstring Ext, IL_LOADPROC Load) {
iFormatL *TempNode, *NewNode;
TempNode = LoadProcs;
if (TempNode != NULL) {
while (TempNode->Next != NULL) {
TempNode = TempNode->Next;
#ifndef _UNICODE
if (!stricmp(TempNode->Ext, Ext)) { // already registered
#else
if (!wcsicmp(TempNode->Ext, Ext)) {
#endif//_UNICODE
return IL_TRUE;
}
}
}
NewNode = (iFormatL*)ialloc(sizeof(iFormatL));
if (NewNode == NULL) {
return IL_FALSE;
}
if (LoadProcs == NULL) {
LoadProcs = NewNode;
}
else {
TempNode->Next = NewNode;
}
#ifndef _UNICODE
NewNode->Ext = ilStrDup(Ext);
#else
NewNode->Ext = _wcsdup(Ext);
#endif//_UNICODE
NewNode->Load = Load;
NewNode->Next = NULL;
return IL_TRUE;
}
ILboolean ILAPIENTRY ilRegisterSave(const ILstring Ext, IL_SAVEPROC Save)
{
iFormatS *TempNode, *NewNode;
TempNode = SaveProcs;
if (TempNode != NULL) {
while (TempNode->Next != NULL) {
TempNode = TempNode->Next;
#ifndef _UNICODE
if (!stricmp(TempNode->Ext, Ext)) { // already registered
#else
if (!_wcsicmp(TempNode->Ext, Ext)) {
#endif//_UNICODE
return IL_TRUE;
}
}
}
NewNode = (iFormatS*)ialloc(sizeof(iFormatL));
if (NewNode == NULL) {
return IL_FALSE;
}
if (SaveProcs == NULL) {
SaveProcs = NewNode;
}
else {
TempNode->Next = NewNode;
}
#ifndef _UNICODE
NewNode->Ext = ilStrDup(Ext);
#else
NewNode->Ext = _wcsdup(Ext);
#endif//_UNICODE
NewNode->Save = Save;
NewNode->Next = NULL;
return IL_TRUE;
}
//! Unregisters a load extension - doesn't have to be called.
ILboolean ILAPIENTRY ilRemoveLoad(const ILstring Ext)
{
iFormatL *TempNode = LoadProcs, *PrevNode = NULL;
while (TempNode != NULL) {
#ifndef _UNICODE
if (!stricmp(Ext, TempNode->Ext)) {
#else
if (_wcsicmp(Ext, TempNode->Ext)) {
#endif//_UNICODE
if (PrevNode == NULL) { // first node in the list
LoadProcs = TempNode->Next;
ifree((void*)TempNode->Ext);
ifree(TempNode);
}
else {
PrevNode->Next = TempNode->Next;
ifree((void*)TempNode->Ext);
ifree(TempNode);
}
return IL_TRUE;
}
PrevNode = TempNode;
TempNode = TempNode->Next;
}
return IL_FALSE;
}
//! Unregisters a save extension - doesn't have to be called.
ILboolean ILAPIENTRY ilRemoveSave(const ILstring Ext)
{
iFormatS *TempNode = SaveProcs, *PrevNode = NULL;
while (TempNode != NULL) {
#ifndef _UNICODE
if (!stricmp(Ext, TempNode->Ext)) {
#else
if (_wcsicmp(Ext, TempNode->Ext)) {
#endif//_UNICODE
if (PrevNode == NULL) { // first node in the list
SaveProcs = TempNode->Next;
ifree((void*)TempNode->Ext);
ifree(TempNode);
}
else {
PrevNode->Next = TempNode->Next;
ifree((void*)TempNode->Ext);
ifree(TempNode);
}
return IL_TRUE;
}
PrevNode = TempNode;
TempNode = TempNode->Next;
}
return IL_FALSE;
}
// Automatically removes all registered formats.
ILvoid ilRemoveRegistered()
{
iFormatL *TempNodeL = LoadProcs;
iFormatS *TempNodeS = SaveProcs;
while (LoadProcs != NULL) {
TempNodeL = LoadProcs->Next;
ifree((void*)LoadProcs->Ext);
ifree(LoadProcs);
LoadProcs = TempNodeL;
}
while (SaveProcs != NULL) {
TempNodeS = SaveProcs->Next;
ifree((void*)SaveProcs->Ext);
ifree(SaveProcs);
SaveProcs = TempNodeS;
}
return;
}
ILboolean iRegisterLoad(const ILstring FileName)
{
iFormatL *TempNode = LoadProcs;
ILstring Ext = iGetExtension(FileName);
ILenum Error;
if (!Ext)
return IL_FALSE;
while (TempNode != NULL) {
#ifndef _UNICODE
if (!stricmp(Ext, TempNode->Ext)) {
#else
if (_wcsicmp(Ext, TempNode->Ext)) {
#endif//_UNICODE
Error = TempNode->Load(FileName);
if (Error == IL_NO_ERROR || Error == 0) { // 0 and IL_NO_ERROR are both valid.
return IL_TRUE;
}
else {
ilSetError(Error);
return IL_FALSE;
}
}
TempNode = TempNode->Next;
}
return IL_FALSE;
}
ILboolean iRegisterSave(const ILstring FileName)
{
iFormatS *TempNode = SaveProcs;
ILstring Ext = iGetExtension(FileName);
ILenum Error;
if (!Ext)
return IL_FALSE;
while (TempNode != NULL) {
#ifndef _UNICODE
if (!stricmp(Ext, TempNode->Ext)) {
#else
if (_wcsicmp(Ext, TempNode->Ext)) {
#endif//_UNICODE
Error = TempNode->Save(FileName);
if (Error == IL_NO_ERROR || Error == 0) { // 0 and IL_NO_ERROR are both valid.
return IL_TRUE;
}
else {
ilSetError(Error);
return IL_FALSE;
}
}
TempNode = TempNode->Next;
}
return IL_FALSE;
}
//
// "Reporting" functions
//
ILvoid ILAPIENTRY ilRegisterOrigin(ILenum Origin)
{
switch (Origin)
{
case IL_ORIGIN_LOWER_LEFT:
case IL_ORIGIN_UPPER_LEFT:
iCurImage->Origin = Origin;
break;
default:
ilSetError(IL_INVALID_ENUM);
}
return;
}
ILvoid ILAPIENTRY ilRegisterFormat(ILenum Format)
{
switch (Format)
{
case IL_COLOUR_INDEX:
case IL_RGB:
case IL_RGBA:
case IL_BGR:
case IL_BGRA:
case IL_LUMINANCE:
case IL_LUMINANCE_ALPHA:
iCurImage->Format = Format;
break;
default:
ilSetError(IL_INVALID_ENUM);
}
return;
}
ILboolean ILAPIENTRY ilRegisterMipNum(ILuint Num)
{
ILimage *Next, *Prev;
ilBindImage(ilGetCurName()); // Make sure the current image is actually bound.
ilCloseImage(iCurImage->Mipmaps); // Close any current mipmaps.
iCurImage->Mipmaps = NULL;
if (Num == 0) // Just gets rid of all the mipmaps.
return IL_TRUE;
iCurImage->Mipmaps = ilNewImage(1, 1, 1, 1, 1);
if (iCurImage->Mipmaps == NULL)
return IL_FALSE;
Next = iCurImage->Mipmaps;
Num--;
while (Num) {
Next->Next = ilNewImage(1, 1, 1, 1, 1);
if (Next->Next == NULL) {
// Clean up before we error out.
Prev = iCurImage->Mipmaps;
while (Prev) {
Next = Prev->Next;
ilCloseImage(Prev);
Prev = Next;
}
return IL_FALSE;
}
Next = Next->Next;
Num--;
}
return IL_TRUE;
}
//@NEXT DestX,DestY,DestZ must be set to ILuint
ILboolean ILAPIENTRY ilBlit(ILuint Source, ILint DestX, ILint DestY, ILint DestZ,
ILuint SrcX, ILuint SrcY, ILuint SrcZ,
ILuint Width, ILuint Height, ILuint Depth)
{
ILuint x, y, z, ConvBps, ConvSizePlane;
ILimage *Dest,*Src;
ILubyte *Converted;
ILuint DestName = ilGetCurName();
ILuint c;
ILuint StartX, StartY, StartZ;
ILboolean DestFlipped = IL_FALSE;
ILubyte *SrcTemp;
ILfloat Back;
// Check if the desiination image really exists
if( DestName == 0 || iCurImage == NULL ) {
ilSetError(IL_ILLEGAL_OPERATION);
return IL_FALSE;
}
Dest = iCurImage;
// set the destination image to upper left origin
if( Dest->Origin == IL_ORIGIN_LOWER_LEFT ) { // Dest
DestFlipped = IL_TRUE;
ilFlipImage();
}
//DestOrigin = Dest->Origin;
ilBindImage(Source);
// Check if the source image really exists
if( iCurImage == NULL ) {
ilSetError(IL_INVALID_PARAM);
return IL_FALSE;
}
Src = iCurImage;
//@TODO test if coordinates are inside the images (hard limit for source)
// set the source image to upper left origin
if (Src->Origin == IL_ORIGIN_LOWER_LEFT)
{
SrcTemp = iGetFlipped(iCurImage);
if (SrcTemp == NULL)
{
ilBindImage(DestName);
if (DestFlipped)
ilFlipImage();
return IL_FALSE;
}
}
else
{
SrcTemp = iCurImage->Data;
}
// convert source image to match the destination image type and format
Converted = (ILubyte*)ilConvertBuffer(Src->SizeOfData, Src->Format, Dest->Format, Src->Type, Dest->Type, SrcTemp);
if (Converted == NULL)
return IL_FALSE;
ConvBps = Dest->Bpp * Src->Width;
ConvSizePlane = ConvBps * Src->Height;
//@NEXT in next version this would have to be removed since Dest* will be unsigned
StartX = DestX >= 0 ? 0 : -DestX;
StartY = DestY >= 0 ? 0 : -DestY;
StartZ = DestZ >= 0 ? 0 : -DestZ;
// Limit the copy of data inside of the destination image
if (Width + DestX > Dest->Width) Width = Dest->Width - DestX;
if (Height + DestY > Dest->Height) Height = Dest->Height - DestY;
if (Depth + DestZ > Dest->Depth) Depth = Dest->Depth - DestZ;
//@TODO: non funziona con rgba
if (Src->Format == IL_RGBA || Src->Format == IL_BGRA || Src->Format == IL_LUMINANCE_ALPHA) {
const ILuint bpp_without_alpha = Dest->Bpp - 1;
for (z = 0; z < Depth; z++) {
for (y = 0; y < Height; y++) {
for (x = 0; x < Width; x++) {
const ILuint SrcIndex = (z+SrcZ)*ConvSizePlane + (y+SrcY)*ConvBps + (x+SrcX)*Dest->Bpp;
const ILuint DestIndex = (z+DestZ)*Dest->SizeOfPlane + (y+DestY)*Dest->Bps + (x+DestX)*Dest->Bpp;
const ILuint AlphaIdx = SrcIndex + bpp_without_alpha;
ILfloat Front = 0;
switch (Dest->Type)
{
case IL_BYTE:
case IL_UNSIGNED_BYTE:
Front = Converted[AlphaIdx]/((float)IL_MAX_UNSIGNED_BYTE);
break;
case IL_SHORT:
case IL_UNSIGNED_SHORT:
Front = ((ILshort*)Converted)[AlphaIdx]/((float)IL_MAX_UNSIGNED_SHORT);
break;
case IL_INT:
case IL_UNSIGNED_INT:
Front = ((ILint*)Converted)[AlphaIdx]/((float)IL_MAX_UNSIGNED_INT);
break;
case IL_FLOAT:
Front = ((ILfloat*)Converted)[AlphaIdx];
break;
case IL_DOUBLE:
Front = (ILfloat)(((ILdouble*)Converted)[AlphaIdx]);
break;
}
Back = 1.0f - Front;
// In case of Alpha channel, the data is blended. Keeps the original alpha.
if (ilIsEnabled(IL_BLIT_BLEND)) {
for (c = 0; c < bpp_without_alpha; c++)
{
Dest->Data[DestIndex + c] =
(ILubyte)(Converted[SrcIndex + c] * Front
+ Dest->Data[DestIndex + c] * Back);
}
}
else {
for (c = 0; c < Dest->Bpp; c++)
{
Dest->Data[DestIndex + c] = (ILubyte)(Converted[SrcIndex + c]);
}
}
}
}
}
} else {
for( z = 0; z < Depth; z++ ) {
for( y = 0; y < Height; y++ ) {
for( x = 0; x < Width; x++ ) {
for( c = 0; c < Dest->Bpp; c++ ) {
Dest->Data[(z+DestZ)*Dest->SizeOfPlane + (y+DestY)*Dest->Bps + (x+DestX)*Dest->Bpp + c] =
Converted[(z+SrcZ)*ConvSizePlane + (y+SrcY)*ConvBps + (x+SrcX)*Dest->Bpp + c];
}
}
}
}
}
if (SrcTemp != iCurImage->Data)
ifree(SrcTemp);
ilBindImage(DestName);
if (DestFlipped)
ilFlipImage();
ifree(Converted);
return IL_TRUE;
}
