gceSTATUS vgfDereferenceObject(
vgsCONTEXT_PTR Context,
vgsOBJECT_PTR * Object
)
{
gceSTATUS status = gcvSTATUS_OK;
gcmASSERT(Context != gcvNULL);
gcmASSERT(Object != gcvNULL);
do
{
/* Get a shortcut to the object. */
vgsOBJECT_PTR object = *Object;
/* Already destroyed? */
if (object == gcvNULL)
{
break;
}
/* Valid reference count? */
if (object->referenceCount < 1)
{
gcmFATAL("Invalid reference count found.");
status = gcvSTATUS_INVALID_OBJECT;
break;
}
/* Decrement the reference count. */
object->referenceCount--;
/* Time to destroy? */
if (object->referenceCount == 0)
{
vgsOBJECT_LIST_PTR objectList;
/* Get a shortcut to the object list. */
objectList = &Context->objectCache->cache[object->type];
/* Call the destructor. */
gcmASSERT(objectList->destructor != gcvNULL);
gcmERR_BREAK(objectList->destructor(Context, object));
/* Remove the object from the cache. */
gcmERR_BREAK(vgfObjectCacheRemove(Context, object));
/* Free the object. */
gcmERR_BREAK(gcoOS_Free(Context->os, object));
/* Reset the pointer. */
*Object = gcvNULL;
}
}
while (gcvFALSE);
/* Return status. */
return status;
}
/*******************************************************************************
**
** gcoDUMP_DumpData
**
** Dump data the file.
**
** INPUT:
**
** gcoDUMP Dump
** Pointer to a gcoDUMP object.
**
** gceDUMP_TAG Type
** Type of data.
**
** gctUINT32 Address
** Physical address to be used as a handle for the data.
**
** gctSIZE_T ByteCount
** Number of bytes to write.
**
** gctCONST_POINTER Data
** Pointer to the data to write.
**
** OUTPUT:
**
** Nothing.
*/
gceSTATUS
gcoDUMP_DumpData(
IN gcoDUMP Dump,
IN gceDUMP_TAG Type,
IN gctUINT32 Address,
IN gctSIZE_T ByteCount,
IN gctCONST_POINTER Data
)
{
gceSTATUS status;
gcsDUMP_DATA header;
gcmHEADER_ARG("Dump=0x%x Type=%d Address=%x ByteCount=%d Data=0x%x",
Dump, Type, Address, ByteCount, Data);
/* Verify the arguments. */
gcmVERIFY_OBJECT(Dump, gcvOBJ_DUMP);
gcmVERIFY_ARGUMENT(ByteCount > 0);
gcmVERIFY_ARGUMENT(Data != gcvNULL);
if (Dump->file == gcvNULL)
{
/* There is no open dump file. */
gcmFOOTER_NO();
return gcvSTATUS_OK;
}
do
{
/* Write the data record. */
header.type = Type;
header.length = ByteCount;
header.address = Address;
gcmERR_BREAK(
gcoOS_Write(gcvNULL, Dump->file, sizeof(header), &header));
/* Write the data. */
gcmERR_BREAK(gcoOS_Write(gcvNULL, Dump->file, ByteCount, Data));
/* Update the frame length. */
Dump->frameLength += sizeof(header) + ByteCount;
/* Update the file length. */
Dump->length += sizeof(header) + ByteCount;
}
while (gcvFALSE);
/* Return the status. */
gcmFOOTER();
return status;
}
/*******************************************************************************
**
** gcoDUMP_FrameEnd
**
** Mark the end of a frame.
**
** INPUT:
**
** gcoDUMP Dump
** Pointer to a gcoDUMP object.
**
** OUTPUT:
**
** Nothing.
*/
gceSTATUS
gcoDUMP_FrameEnd(
IN gcoDUMP Dump
)
{
gceSTATUS status;
gcsDUMP_DATA header;
gctUINT32 pos;
gcmHEADER_ARG("Dump=0x%x", Dump);
/* Verify the arguments. */
gcmVERIFY_OBJECT(Dump, gcvOBJ_DUMP);
if (Dump->file == gcvNULL)
{
/* There is no open dump file. */
gcmFOOTER_NO();
return gcvSTATUS_OK;
}
do
{
/* Get the current position. */
gcmERR_BREAK(gcoOS_GetPos(gcvNULL, Dump->file, &pos));
/* Seek to the beginning of the frame. */
gcmERR_BREAK(gcoOS_SetPos(gcvNULL, Dump->file, Dump->frameStart));
/* Make sure we got the right byte count. */
gcmASSERT(pos - Dump->frameStart == Dump->frameLength + sizeof(header));
/* Update the frame header. */
header.type = gcvTAG_FRAME;
header.length = Dump->frameLength;
header.address = ++ Dump->frameCount;
gcmERR_BREAK(gcoOS_Write(gcvNULL, Dump->file, sizeof(header), &header));
/* Seek to the end of the file. */
gcmERR_BREAK(gcoOS_SetPos(gcvNULL, Dump->file, pos));
/* Mark the frame as ended. */
Dump->frameStart = 0;
}
while (gcvFALSE);
/* Return the status. */
gcmFOOTER();
return status;
}
static gceSTATUS _CLOSE_PATH(
vgsPATHWALKER_PTR Destination
)
{
gceSTATUS status;
vgsCONTROL_COORD_PTR coords;
do
{
/* Get a shortcut to the control coordinates. */
coords = Destination->coords;
/* Add new command. */
gcmERR_BREAK(vgsPATHWALKER_WriteCommand(
Destination, gcvVGCMD_CLOSE
));
/* Update the control coordinates. */
coords->lastX = coords->startX;
coords->lastY = coords->startY;
coords->controlX = coords->startX;
coords->controlY = coords->startY;
/* Success. */
return gcvSTATUS_OK;
}
while (gcvFALSE);
/* Return status. */
return status;
}
gceSTATUS vgsMEMORYMANAGER_Construct(
IN gcoOS Os,
IN gctUINT ItemSize,
IN gctUINT Granularity,
OUT vgsMEMORYMANAGER_PTR * Manager
)
{
gceSTATUS status;
vgsMEMORYMANAGER_PTR manager = gcvNULL;
gcmHEADER_ARG("Os=0x%x ItemSize=0x%x Granularity=0x%x Manager=0x%x",
Os, ItemSize, Granularity, Manager);
gcmVERIFY_ARGUMENT(ItemSize > 0);
gcmVERIFY_ARGUMENT(Granularity > 0);
gcmVERIFY_ARGUMENT(Manager != gcvNULL);
do
{
gctUINT itemSize;
gctUINT allocationSize;
/* Allocate the memory manager structure. */
gcmERR_BREAK(gcoOS_Allocate(
Os,
gcmSIZEOF(vgsMEMORYMANAGER),
(gctPOINTER *) &manager
));
/* Determine the size of the item. */
itemSize = gcmSIZEOF(vgsMEMORYITEM) + ItemSize;
/* Determine the allocation size. */
allocationSize = gcmSIZEOF(vgsMEMORYITEM) + Granularity * itemSize;
/* Initialize the structure. */
manager->os = Os;
manager->allocationSize = allocationSize;
manager->itemCount = Granularity;
manager->itemSize = itemSize;
manager->firstAllocated = gcvNULL;
manager->firstFree = gcvNULL;
#if vgvVALIDATE_MEMORY_MANAGER
manager->allocatedCount = 0;
manager->maximumAllocated = 0;
manager->allocatedBufferCount = 0;
#endif
/* Set the result pointer. */
* Manager = manager;
}
while (gcvNULL);
gcmFOOTER();
/* Return status. */
return status;
}
static gceSTATUS _SMALL_ARC(
vgsPATHWALKER_PTR Destination,
gctBOOL CounterClockwise,
gctBOOL Relative,
gctFLOAT HorRadius,
gctFLOAT VerRadius,
gctFLOAT RotAngle,
gctFLOAT EndX,
gctFLOAT EndY
)
{
gceSTATUS status;
vgsPATHWALKER arc;
vgsCONTEXT_PTR context;
do
{
/* Close the current subpath. */
vgsPATHWALKER_CloseSubpath(Destination);
/* Get a shortcut to the context. */
context = Destination->context;
/* Prepare for writing the destination. */
vgsPATHWALKER_InitializeWriter(
context, context->pathStorage, &arc, Destination->path
);
/* Generate the ARC buffer. */
gcmERR_BREAK(vgfConvertArc(
&arc,
HorRadius, VerRadius,
RotAngle,
EndX, EndY,
CounterClockwise,
gcvFALSE,
Relative
));
/* Append to the existing buffer. */
vgsPATHWALKER_AppendData(
Destination, &arc, 1, 5
);
/* Set the ARC present flag. */
Destination->path->hasArcs = gcvTRUE;
/* Success. */
return gcvSTATUS_OK;
}
while (gcvFALSE);
/* Return status. */
return status;
}
static gceSTATUS _CreateBuffer(
IN glsCONTEXT_PTR Context,
IN gctUINT32 Buffer,
OUT glsNAMEDOBJECT_PTR * Wrapper
)
{
gceSTATUS status;
gcmHEADER_ARG("Context=0x%x Buffer=%u Wrapper=0x%x",
Context, Buffer, Wrapper);
do
{
glsBUFFER_PTR object;
glsCONTEXT_PTR shared;
/* Map shared context. */
#if gcdRENDER_THREADS
shared = (Context->shared != gcvNULL) ? Context->shared : Context;
#else
shared = Context;
#endif
/* Attempt to allocate a new buffer. */
gcmERR_BREAK(glfCreateNamedObject(
Context,
&shared->bufferList,
Buffer,
_DeleteBuffer,
Wrapper
));
/* Get a pointer to the new buffer. */
object = (glsBUFFER_PTR) (*Wrapper)->object;
/* Init the buffer to the defaults. */
gcoOS_ZeroMemory(object, sizeof(glsBUFFER));
object->usage = GL_STATIC_DRAW;
object->mapped = gcvFALSE;
object->bufferMapPointer = gcvNULL;
#if gcdUSE_TRIANGLE_STRIP_PATCH
object->stripPatchDirty = gcvTRUE;
object->subCount = 0;
gcoOS_ZeroMemory(object->subs, sizeof(object->subs));
#endif
}
while (gcvFALSE);
gcmFOOTER();
/* Return result. */
return status;
}
/*******************************************************************************
**
** gcoDUMP_FrameBegin
**
** Mark the beginning of a frame.
**
** INPUT:
**
** gcoDUMP Dump
** Pointer to a gcoDUMP object.
**
** OUTPUT:
**
** Nothing.
*/
gceSTATUS
gcoDUMP_FrameBegin(
IN gcoDUMP Dump
)
{
gceSTATUS status;
gcsDUMP_DATA header;
gcmHEADER_ARG("Dump=0x%x", Dump);
/* Verify the arguments. */
gcmVERIFY_OBJECT(Dump, gcvOBJ_DUMP);
if ( (Dump->file == gcvNULL) || (Dump->frameStart != 0) )
{
/* There is no open dump file. */
gcmFOOTER_NO();
return gcvSTATUS_OK;
}
do
{
/* Get the current position. */
gcmERR_BREAK(gcoOS_GetPos(gcvNULL, Dump->file, &Dump->frameStart));
/* Write the frame header. */
header.type = gcvTAG_FRAME;
header.length = Dump->frameLength = 0;
header.address = 0;
gcmERR_BREAK(gcoOS_Write(gcvNULL, Dump->file, sizeof(header), &header));
/* Update the file length. */
Dump->length += sizeof(header);
}
while (gcvFALSE);
/* Return the status. */
gcmFOOTER();
return status;
}
/*******************************************************************************
**
** gcoDUMP_AddSurface
**
** Allocate a surface.
**
** INPUT:
**
** gcoDUMP Dump
** Pointer to a gcoDUMP object.
**
** gctINT32 Width, Height
** Width and height of the surface.
**
** gceSURF_FORMAT PixelFormat
** Pixel format for the surface.
**
** gctUINT32 Address
** Physical address to be used as a handle for the surface.
**
** gctSIZE_T ByteCount
** Number of bytes inside the surface.
**
** OUTPUT:
**
** Nothing.
*/
gceSTATUS
gcoDUMP_AddSurface(
IN gcoDUMP Dump,
IN gctINT32 Width,
IN gctINT32 Height,
IN gceSURF_FORMAT PixelFormat,
IN gctUINT32 Address,
IN gctSIZE_T ByteCount
)
{
gceSTATUS status;
gcsDUMP_SURFACE surface;
gcmHEADER_ARG("Dump=0x%x Width=%d Height=%d PixelFormat=%d Address=%x "
"ByteCount=%d",
Dump, Width, Height, PixelFormat, Address, ByteCount);
/* Verify the arguments. */
gcmVERIFY_OBJECT(Dump, gcvOBJ_DUMP);
gcmVERIFY_ARGUMENT(ByteCount > 0);
if (Dump->file == gcvNULL)
{
/* There is no open dump file. */
gcmFOOTER_NO();
return gcvSTATUS_OK;
}
do
{
/* Write the data record. */
surface.type = gcvTAG_SURFACE;
surface.address = Address;
surface.width = (gctINT16) Width;
surface.height = (gctINT16) Height;
surface.format = PixelFormat;
surface.length = ByteCount;
gcmERR_BREAK(
gcoOS_Write(gcvNULL, Dump->file, sizeof(surface), &surface));
/* Update the frame length. */
Dump->frameLength += sizeof(surface);
/* Update the file length. */
Dump->length += sizeof(surface);
}
while (gcvFALSE);
/* Return the status. */
gcmFOOTER();
return status;
}
gceSTATUS
_FreeSurface(
IN gcsSURFACE * Surface
)
{
gceSTATUS status = gcvSTATUS_OK;
if (Surface == gcvNULL)
{
return gcvSTATUS_INVALID_ARGUMENT;
}
do
{
if (Surface->surface != gcvNULL)
{
if (Surface->logical != gcvNULL)
{
gcmERR_BREAK(
gcoSURF_Unlock(Surface->surface,
Surface->logical));
}
gcmERR_BREAK(
gcoSURF_Destroy(Surface->surface));
Surface->surface = gcvNULL;
Surface->physical = ~0;
Surface->logical = gcvNULL;
Surface->width = 0;
Surface->height = 0;
Surface->format = gcvSURF_UNKNOWN;
}
}
while (gcvFALSE);
return status;
}
gceSTATUS vgsMEMORYMANAGER_Destroy(
IN vgsMEMORYMANAGER_PTR Manager
)
{
gceSTATUS status;
vgsMEMORYITEM_PTR current;
vgsMEMORYITEM_PTR next;
gcmHEADER_ARG("Manager=0x%x", Manager);
/* Verify arguments. */
gcmVERIFY_ARGUMENT(Manager != gcvNULL);
/* Assume success. */
status = gcvSTATUS_OK;
/* Everything has to be freed. */
#if vgvVALIDATE_MEMORY_MANAGER
gcmASSERT(Manager->allocatedCount == 0);
#endif
/* Destroy all allocated buffers. */
while (Manager->firstAllocated)
{
/* Get the current buffer. */
current = Manager->firstAllocated;
/* Get the next buffer. */
next = current->next;
/* Free the current. */
gcmERR_BREAK(gcoOS_Free(Manager->os, current));
/* Advance to the next one. */
Manager->firstAllocated = next;
}
/* Success? */
if (gcmIS_SUCCESS(status))
{
status = gcoOS_Free(Manager->os, Manager);
}
gcmFOOTER();
/* Return status. */
return status;
}
/*******************************************************************************
**
** gcoDUMP_Delete
**
** Mark an address as deleted.
**
** INPUT:
**
** gcoDUMP Dump
** Pointer to a gcoDUMP object.
**
** gctUINT32 Address
** Physical address to delete.
**
** OUTPUT:
**
** Nothing.
*/
gceSTATUS
gcoDUMP_Delete(
IN gcoDUMP Dump,
IN gctUINT32 Address
)
{
gceSTATUS status;
gcsDUMP_DATA header;
gcmHEADER_ARG("Dump=0x%x Address=%x", Dump, Address);
/* Verify the arguments. */
gcmVERIFY_OBJECT(Dump, gcvOBJ_DUMP);
if (Dump->file == gcvNULL)
{
/* There is no open dump file. */
gcmFOOTER_NO();
return gcvSTATUS_OK;
}
do
{
/* Write the delete record. */
header.type = gcvTAG_DELETE;
header.length = 0;
header.address = Address;
gcmERR_BREAK(
gcoOS_Write(gcvNULL, Dump->file, sizeof(header), &header));
/* Update the frame length. */
Dump->frameLength += sizeof(header);
/* Update the file length. */
Dump->length += sizeof(header);
}
while (gcvFALSE);
/* Return the status. */
gcmFOOTER();
return status;
}
static gceSTATUS _MOVE_TO_ABS(
vgsPATHWALKER_PTR Destination,
gctFLOAT X,
gctFLOAT Y
)
{
gceSTATUS status;
vgsCONTROL_COORD_PTR coords;
do
{
/* Get a shortcut to the control coordinates. */
coords = Destination->coords;
/* Add new command. */
gcmERR_BREAK(vgsPATHWALKER_WriteCommand(
Destination, gcvVGCMD_MOVE
));
/* Set the command coordinates. */
Destination->set(Destination, X);
Destination->set(Destination, Y);
/* Update the control coordinates. */
coords->startX = X;
coords->startY = Y;
coords->lastX = X;
coords->lastY = Y;
coords->controlX = X;
coords->controlY = Y;
/* Success. */
return gcvSTATUS_OK;
}
while (gcvFALSE);
/* Return status. */
return status;
}
static gceSTATUS _VLINE_TO_REL(
vgsPATHWALKER_PTR Destination,
gctFLOAT Y
)
{
gceSTATUS status;
gctFLOAT absY;
vgsCONTROL_COORD_PTR coords;
do
{
/* Get a shortcut to the control coordinates. */
coords = Destination->coords;
/* Add new command. */
gcmERR_BREAK(vgsPATHWALKER_WriteCommand(
Destination, gcvVGCMD_VLINE_EMUL_REL
));
/* Set the command coordinates. */
Destination->set(Destination, 0.0f);
Destination->set(Destination, Y);
/* Determine the absolute coordinate. */
absY = Y + coords->lastY;
/* Update the control coordinates. */
coords->lastY = absY;
coords->controlX = coords->lastX;
coords->controlY = absY;
/* Success. */
return gcvSTATUS_OK;
}
while (gcvFALSE);
/* Return status. */
return status;
}
/*******************************************************************************
**
** gcoDUMP_Construct
**
** Construct a new gcoDUMP object.
**
** INPUT:
**
** gcoOS Os
** Pointer to an gcoOS object.
**
** gcoOS Hal
** Pointer to an gcoHAL object.
**
** OUTPUT:
**
** gcoDUMP * Dump
** Pointer to a variable receiving the gcoDUMP object pointer.
*/
gceSTATUS
gcoDUMP_Construct(
IN gcoOS Os,
IN gcoHAL Hal,
OUT gcoDUMP * Dump
)
{
gceSTATUS status;
gcoDUMP dump;
gctPOINTER pointer = gcvNULL;
gcmHEADER_ARG("Os=0x%x Dump=0x%x", Os, Dump);
/* Verify the arguments. */
gcmVERIFY_ARGUMENT(Dump != gcvNULL);
do
{
/* Allocate the gcoDUMP structure. */
gcmERR_BREAK(gcoOS_Allocate(Os,
sizeof(struct _gcoDUMP),
&pointer));
dump = pointer;
/* Initialize the gcoDUMP object. */
dump->object.type = gcvOBJ_DUMP;
dump->file = gcvNULL;
/* Return pointer to the object. */
*Dump = dump;
}
while (gcvFALSE);
/* Return the status. */
gcmFOOTER_ARG("*Dump=0x%x", *Dump);
return status;
}
gceSTATUS vgfConvertArc(
vgsPATHWALKER_PTR Destination,
gctFLOAT HorRadius,
gctFLOAT VerRadius,
gctFLOAT RotAngle,
gctFLOAT EndX,
gctFLOAT EndY,
gctBOOL CounterClockwise,
gctBOOL Large,
gctBOOL Relative
)
{
gceSTATUS status;
vgsARCCOORDINATES_PTR arcCoords = gcvNULL;
do
{
gctFLOAT endX, endY;
gceVGCMD segmentCommand;
vgsCONTROL_COORD_PTR coords;
/*******************************************************************
** Determine the absolute end point coordinates.
*/
/* Get a shortcut to the control coordinates. */
coords = Destination->coords;
if (Relative)
{
endX = EndX + coords->lastX;
endY = EndY + coords->lastY;
}
else
{
endX = EndX;
endY = EndY;
}
/* If both of the radiuses are zeros, make a line out of the arc. */
if ((HorRadius == 0.0f) || (VerRadius == 0.0f) ||
((endX == coords->lastX) && (endY == coords->lastY)))
{
/* Determine the segment command. */
segmentCommand = Relative
? gcvVGCMD_ARC_LINE_REL
: gcvVGCMD_ARC_LINE;
/* Allocate a new subpath. */
gcmERR_BREAK(vgsPATHWALKER_StartSubpath(
Destination, vgmCOMMANDSIZE(2, gctFLOAT), gcePATHTYPE_FLOAT
));
/* Write the command. */
gcmERR_BREAK(vgsPATHWALKER_WriteCommand(
Destination,
segmentCommand
));
/* Write the coordinates. */
Destination->set(Destination, EndX);
Destination->set(Destination, EndY);
}
else
{
VGfloat phi, cosPhi, sinPhi;
VGfloat dxHalf, dyHalf;
VGfloat x1Prime, y1Prime;
VGfloat rx, ry;
VGfloat x1PrimeSquare, y1PrimeSquare;
VGfloat lambda;
VGfloat rxSquare, rySquare;
VGint sign;
VGfloat sq, signedSq;
VGfloat cxPrime, cyPrime;
VGfloat theta1, thetaSpan;
VGint segs;
VGfloat theta, ax, ay, x, y;
VGfloat controlX, controlY, anchorX, anchorY;
VGfloat lastX, lastY;
gctUINT bufferSize;
/*******************************************************************
** Converting.
*/
phi = RotAngle / 180.0f * vgvPI;
cosPhi = gcmCOSF(phi);
sinPhi = gcmSINF(phi);
if (Relative)
{
dxHalf = - EndX / 2.0f;
dyHalf = - EndY / 2.0f;
}
else
{
dxHalf = (coords->lastX - endX) / 2.0f;
dyHalf = (coords->lastY - endY) / 2.0f;
}
x1Prime = cosPhi * dxHalf + sinPhi * dyHalf;
y1Prime = -sinPhi * dxHalf + cosPhi * dyHalf;
rx = gcmFABSF(HorRadius);
ry = gcmFABSF(VerRadius);
x1PrimeSquare = x1Prime * x1Prime;
y1PrimeSquare = y1Prime * y1Prime;
lambda = x1PrimeSquare / (rx * rx) + y1PrimeSquare / (ry * ry);
if (lambda > 1.0f)
{
rx *= gcmSQRTF(lambda);
ry *= gcmSQRTF(lambda);
}
rxSquare = rx * rx;
rySquare = ry * ry;
sign = (Large == CounterClockwise) ? -1 : 1;
sq = ( rxSquare * rySquare
- rxSquare * y1PrimeSquare
- rySquare * x1PrimeSquare
)
/
( rxSquare * y1PrimeSquare
+ rySquare * x1PrimeSquare
);
signedSq = sign * ((sq < 0) ? 0 : gcmSQRTF(sq));
cxPrime = signedSq * (rx * y1Prime / ry);
cyPrime = signedSq * -(ry * x1Prime / rx);
theta1 = _Angle(1, 0, (x1Prime - cxPrime) / rx, (y1Prime - cyPrime) / ry);
theta1 = gcmFMODF(theta1, 2 * vgvPI);
thetaSpan = _Angle(( x1Prime - cxPrime) / rx, ( y1Prime - cyPrime) / ry,
(-x1Prime - cxPrime) / rx, (-y1Prime - cyPrime) / ry);
if (!CounterClockwise && (thetaSpan > 0))
{
thetaSpan -= 2 * vgvPI;
}
else if (CounterClockwise && (thetaSpan < 0))
{
thetaSpan += 2 * vgvPI;
}
thetaSpan = gcmFMODF(thetaSpan, 2 * vgvPI);
/*******************************************************************
** Drawing.
*/
segs = (VGint) (gcmCEILF(gcmFABSF(thetaSpan) / (45.0f / 180.0f * vgvPI)));
gcmASSERT(segs > 0);
theta = thetaSpan / segs;
ax = coords->lastX - gcmCOSF(theta1) * rx;
ay = coords->lastY - gcmSINF(theta1) * ry;
/* Determine the segment command. */
segmentCommand = Relative
? gcvVGCMD_ARC_QUAD_REL
: gcvVGCMD_ARC_QUAD;
/* Determine the size of the buffer required. */
bufferSize = (1 + 2 * 2) * gcmSIZEOF(gctFLOAT) * segs;
/* Allocate a new subpath. */
gcmERR_BREAK(vgsPATHWALKER_StartSubpath(
Destination, bufferSize, gcePATHTYPE_FLOAT
));
/* Set initial last point. */
lastX = coords->lastX;
lastY = coords->lastY;
while (segs-- > 0)
{
theta1 += theta;
controlX = ax + gcmCOSF(theta1 - (theta / 2.0f)) * rx / gcmCOSF(theta / 2.0f);
controlY = ay + gcmSINF(theta1 - (theta / 2.0f)) * ry / gcmCOSF(theta / 2.0f);
anchorX = ax + gcmCOSF(theta1) * rx;
anchorY = ay + gcmSINF(theta1) * ry;
if (RotAngle != 0)
{
x = coords->lastX + cosPhi * (controlX - coords->lastX) - sinPhi * (controlY - coords->lastY);
y = coords->lastY + sinPhi * (controlX - coords->lastX) + cosPhi * (controlY - coords->lastY);
controlX = x;
controlY = y;
x = coords->lastX + cosPhi * (anchorX - coords->lastX) - sinPhi * (anchorY - coords->lastY);
y = coords->lastY + sinPhi * (anchorX - coords->lastX) + cosPhi * (anchorY - coords->lastY);
anchorX = x;
anchorY = y;
}
if (segs == 0)
{
/* Use end point directly to avoid accumulated errors. */
anchorX = endX;
anchorY = endY;
}
/* Adjust relative coordinates. */
if (Relative)
{
VGfloat nextLastX = anchorX;
VGfloat nextLastY = anchorY;
controlX -= lastX;
controlY -= lastY;
anchorX -= lastX;
anchorY -= lastY;
lastX = nextLastX;
lastY = nextLastY;
}
/* Write the command. */
gcmERR_BREAK(vgsPATHWALKER_WriteCommand(
Destination, segmentCommand
));
/* Set the coordinates. */
Destination->set(Destination, controlX);
Destination->set(Destination, controlY);
Destination->set(Destination, anchorX);
Destination->set(Destination, anchorY);
}
}
/* Store ARC coordinates. */
gcmERR_BREAK(vgsMEMORYMANAGER_Allocate(
Destination->arcCoordinates,
(gctPOINTER *) &arcCoords
));
arcCoords->large = Large;
arcCoords->counterClockwise = CounterClockwise;
arcCoords->horRadius = HorRadius;
arcCoords->verRadius = VerRadius;
arcCoords->rotAngle = RotAngle;
arcCoords->endX = EndX;
arcCoords->endY = EndY;
/* Store the pointer to ARC coordinates. */
Destination->currPathData->extraManager = Destination->arcCoordinates;
Destination->currPathData->extra = arcCoords;
/* Update the control coordinates. */
coords->lastX = endX;
coords->lastY = endY;
coords->controlX = endX;
coords->controlY = endY;
/* Success. */
return gcvSTATUS_OK;
}
while (gcvFALSE);
/* Roll back. */
vgsPATHWALKER_Rollback(Destination);
/* Return status. */
return status;
}
gceSTATUS vgsMEMORYMANAGER_Allocate(
IN vgsMEMORYMANAGER_PTR Manager,
OUT gctPOINTER * Pointer
)
{
gceSTATUS status;
vgsMEMORYITEM_PTR firstFree;
gcmHEADER_ARG("Manager=0x%x Pointer=0x%x", Manager, Pointer);
/* Verify arguments. */
gcmVERIFY_ARGUMENT(Manager != gcvNULL);
gcmVERIFY_ARGUMENT(Pointer != gcvNULL);
/* Get the first free. */
firstFree = Manager->firstFree;
/* Are there free items? */
if (firstFree != gcvNULL)
{
/* Set the result. */
* Pointer = firstFree + 1;
/* Remove from the free list. */
Manager->firstFree = firstFree->next;
/* Update allocated items count. */
#if vgvVALIDATE_MEMORY_MANAGER
Manager->allocatedCount += 1;
if ((gctUINT) Manager->allocatedCount > Manager->maximumAllocated)
{
Manager->maximumAllocated = Manager->allocatedCount;
}
#endif
/* Success. */
gcmFOOTER_ARG("*Pointer=0x%x", *Pointer);
return gcvSTATUS_OK;
}
/* No free items available. */
do
{
vgsMEMORYITEM_PTR newBuffer;
gctUINT i, itemCount;
gctUINT itemSize;
/* Allocate a new buffer. */
gcmERR_BREAK(gcoOS_Allocate(
Manager->os,
Manager->allocationSize,
(gctPOINTER) &newBuffer
));
/* Link in. */
newBuffer->next = Manager->firstAllocated;
Manager->firstAllocated = newBuffer;
/* Set the result. */
* Pointer = newBuffer + 2;
/* Update allocated items count. */
#if vgvVALIDATE_MEMORY_MANAGER
Manager->allocatedCount += 1;
Manager->allocatedBufferCount += 1;
if ((gctUINT) Manager->allocatedCount > Manager->maximumAllocated)
{
Manager->maximumAllocated = Manager->allocatedCount;
}
#endif
/* Get the number of items per allocation. */
itemCount = Manager->itemCount;
/* Get the item size. */
itemSize = Manager->itemSize;
/* Determine the first free item. */
firstFree = (vgsMEMORYITEM_PTR)
(
(gctUINT8_PTR) (newBuffer + 1) + itemSize
);
/* Populate the new buffer. */
for (i = 1; i < itemCount; i++)
{
/* Add to the free item list. */
firstFree->next = Manager->firstFree;
Manager->firstFree = firstFree;
/* Advance to the next item. */
firstFree = (vgsMEMORYITEM_PTR)
(
(gctUINT8_PTR) firstFree + itemSize
);
}
}
while (gcvFALSE);
gcmFOOTER();
/* Return status. */
return status;
}
/*******************************************************************************
**
** _WorkaroundForFilterBlit
**
** Workaround for the dirty region issue of filter blit.
** It only exists for old GC300 before 2.0.2 (included).
**
** INPUT:
**
** gctHAL Hal
** Pointer to HAL.
**
** OUTPUT:
**
** Nothing.
*/
static gceSTATUS
_WorkaroundForFilterBlit(
IN gcoHAL Hal
)
{
gceSTATUS status;
gcoSURF srcSurf = gcvNULL;
gcsRECT srcRect;
gcoSURF dstSurf = gcvNULL;
gcsRECT dstRect;
do
{
gcmERR_BREAK(gcoSURF_Construct(
gcvNULL,
256,
256,
1,
gcvSURF_BITMAP,
gcvSURF_A8R8G8B8,
gcvPOOL_DEFAULT,
&srcSurf
));
gcmERR_BREAK(gcoSURF_Construct(
gcvNULL,
256,
256,
1,
gcvSURF_BITMAP,
gcvSURF_A8R8G8B8,
gcvPOOL_DEFAULT,
&dstSurf
));
srcRect.left = 0;
srcRect.top = 0;
srcRect.right = 64;
srcRect.bottom = 16;
dstRect.left = 0;
dstRect.top = 0;
dstRect.right = 128;
dstRect.bottom = 32;
gcmERR_BREAK(gcoSURF_FilterBlit(
srcSurf,
dstSurf,
&srcRect,
&dstRect,
gcvNULL
));
gcmERR_BREAK(gcoSURF_Destroy(srcSurf));
srcSurf = gcvNULL;
gcmERR_BREAK(gcoSURF_Destroy(dstSurf));
dstSurf = gcvNULL;
}
while(gcvFALSE);
if (gcmIS_ERROR(status)) {
gcmTRACE_ZONE(gcvLEVEL_ERROR, gcvZONE_HAL,
"Failed to workarond for GC300.");
if (srcSurf)
{
gcmVERIFY_OK(gcoSURF_Destroy(srcSurf));
}
if (dstSurf)
{
gcmVERIFY_OK(gcoSURF_Destroy(dstSurf));
}
}
return status;
}
static gceSTATUS
gcoBUFFER_GetCMDBUF(
IN gcoBUFFER Buffer
)
{
gceSTATUS status;
gcoCMDBUF command;
gctSIZE_T index;
gcePIPE_SELECT entryPipe;
gcmHEADER_ARG("Buffer=0x%x", Buffer);
/* Determine the next command buffer. */
if (Buffer->currentCommandBuffer == gcvNULL)
{
/* First time - get the first buffer. */
index = 0;
/* Select 3D pipe for the first buffer. */
entryPipe = gcvPIPE_3D;
}
else
{
/* Get current entry pipe. */
entryPipe = Buffer->currentCommandBuffer->entryPipe;
/* Determine the next command buffer index. */
index = (Buffer->currentCommandBufferIndex + 1) % Buffer->count;
}
/* Test if command buffer is available. */
status = gcoOS_WaitSignal(gcvNULL,
Buffer->signal[index],
0);
if (status == gcvSTATUS_TIMEOUT)
{
if (Buffer->count < gcdMAX_CMD_BUFFERS)
{
do
{
if (Buffer->commandBuffers[Buffer->count] == gcvNULL)
{
/* Construct a command buffer. */
gcmERR_BREAK(gcoCMDBUF_Construct(
gcvNULL,
gcvNULL,
Buffer->maxSize,
&Buffer->info,
&Buffer->commandBuffers[Buffer->count]));
}
if (Buffer->signal[Buffer->count] == gcvNULL)
{
/* Create the signal. */
gcmERR_BREAK(gcoOS_CreateSignal(
gcvNULL,
gcvFALSE,
&Buffer->signal[Buffer->count]));
gcmTRACE_ZONE(
gcvLEVEL_INFO, gcvZONE_SIGNAL,
"%s(%d): buffer %d signal created 0x%08X",
__FUNCTION__, __LINE__,
Buffer->count, Buffer->signal[Buffer->count]);
}
/* Mark the buffer as available. */
gcmERR_BREAK(gcoOS_Signal(gcvNULL,
Buffer->signal[Buffer->count],
gcvTRUE));
/* Use the new buffer. */
index = Buffer->count;
Buffer->count += 1;
gcmTRACE_ZONE(gcvLEVEL_INFO, gcvZONE_BUFFER,
"Using %lu command buffers.",
Buffer->count);
}
while (gcvFALSE);
}
/* Wait for buffer to become available. */
gcmONERROR(gcoOS_WaitSignal(gcvNULL,
Buffer->signal[index],
gcPLS.hal->timeOut));
}
else
{
gcmONERROR(status);
}
/* Select new command buffer. */
Buffer->currentCommandBufferIndex = index;
Buffer->currentCommandBuffer = Buffer->commandBuffers[index];
/* Grab pointer to current command buffer. */
command = Buffer->currentCommandBuffer;
/* Set the entry pipe. */
command->entryPipe = entryPipe;
/* Reset command buffer. */
command->startOffset = 0;
command->offset = Buffer->info.reservedHead;
command->free = command->bytes - Buffer->totalReserved;
/* Succees. */
gcmFOOTER_ARG("currentCommandBufferIndex=%d",
Buffer->currentCommandBufferIndex);
return gcvSTATUS_OK;
OnError:
/* Return the status. */
gcmFOOTER();
return status;
}
static gceSTATUS _DereferenceObjectCache(
vgsCONTEXT_PTR Context,
vgsOBJECT_CACHE_PTR * ObjectCache
)
{
/* Define the result and assume success. */
gceSTATUS status = gcvSTATUS_OK;
do
{
vgsOBJECT_PTR object;
vgsOBJECT_LIST_PTR objectList;
/* Get a shortcut to the object cache. */
vgsOBJECT_CACHE_PTR objectCache = *ObjectCache;
/* Existing object cache? */
if (objectCache == gcvNULL)
{
break;
}
/* Valid reference count? */
if (objectCache->referenceCount < 1)
{
gcmFATAL("Invalid reference count found.\n");
status = gcvSTATUS_INVALID_OBJECT;
break;
}
/* Decrement the counter. */
objectCache->referenceCount--;
/* Time to destroy? */
if (objectCache->referenceCount == 0)
{
gctUINT i;
/* Delete objects that are still in the cache. */
for (i = 0; i < vgvOBJECTTYPE_COUNT; i++)
{
gctUINT32 index;
/* Get the current object list. */
objectList = &objectCache->cache[i];
for (index = 0; index < vgvNAMED_OBJECTS_HASH; index++)
{
/* Are there objects in the list? */
if (objectList->head[index] != gcvNULL)
{
gcmTRACE(
gcvLEVEL_ERROR,
"%s (%d): object cache %d still has objects in it.\n",
__FUNCTION__, __LINE__, i
);
/* Delete the objects. */
while (objectList->head[index])
{
/* Copy the head object. */
object = objectList->head[index];
/* Dereference it. */
gcmERR_BREAK(vgfDereferenceObject(
Context,
&object
));
}
}
}
/* Error? */
if (gcmIS_ERROR(status))
{
break;
}
}
/* Error? */
if (gcmIS_ERROR(status))
{
break;
}
/* Allocate the context structure. */
gcmERR_BREAK(gcoOS_Free(
Context->os,
(gctPOINTER *) objectCache
));
/* Reset the object. */
*ObjectCache = gcvNULL;
}
}
while (gcvFALSE);
/* Return status. */
return status;
}
static gceSTATUS
_MonoBlit(
IN gcsCOPYBIT_CONTEXT * Context,
IN gctUINT32 SourcePhysical,
IN gctUINT32 SourceStride,
IN gceSURF_FORMAT SourceFormat,
IN gctUINT32 DestPhysical,
IN gctUINT32 DestStride,
IN gceSURF_FORMAT DestFormat,
IN gcsRECT * Rect
)
{
gceSTATUS status = gcvSTATUS_OK;
do
{
if ((Context->perpixelAlpha)
|| (Context->planeAlpha != 0xFF)
)
{
gcmERR_BREAK(
gco2D_DisableAlphaBlend(Context->engine));
/* PlaneAlpha dirty. */
Context->dirty.s.alphaKey = 1;
}
if ((Context->transform == COPYBIT_TRANSFORM_ROT_180)
|| (Context->transform == COPYBIT_TRANSFORM_FLIP_H)
|| (Context->transform == COPYBIT_TRANSFORM_FLIP_V)
)
{
gcmERR_BREAK(
gco2D_SetBitBlitMirror(Context->engine,
gcvFALSE,
gcvFALSE));
/* Transform dirty. */
Context->dirty.s.transformKey = 1;
}
gcmERR_BREAK(
gco2D_SetColorSource(Context->engine,
SourcePhysical,
SourceStride,
SourceFormat,
gcvSURF_0_DEGREE,
0,
gcvFALSE,
gcvSURF_OPAQUE,
0));
gcmERR_BREAK(
gco2D_SetSource(Context->engine,
Rect));
gcmERR_BREAK(
gco2D_SetTarget(Context->engine,
DestPhysical,
DestStride,
gcvSURF_0_DEGREE,
0));
gcmERR_BREAK(
gco2D_SetClipping(Context->engine,
Rect));
gcmERR_BREAK(
gco2D_Blit(Context->engine,
1,
Rect,
0xCC,
0xCC,
DestFormat));
}
while (gcvFALSE);
return status;
}
static gceSTATUS _ReferenceObjectCache(
vgsCONTEXT_PTR Context,
vgsOBJECT_CACHE_PTR * ObjectCache
)
{
gceSTATUS status, last;
vgsOBJECT_CACHE_PTR objectCache = gcvNULL;
do
{
/* Has the object cache been created? */
if (*ObjectCache == gcvNULL)
{
static vgtSET_OBJECT_LIST initList[] =
{
vgfSetPathObjectList,
vgfSetImageObjectList,
vgfSetMaskObjectList,
vgfSetFontObjectList,
vgfSetPaintObjectList
};
gctUINT i;
/* Allocate the context structure. */
gcmERR_BREAK(gcoOS_Allocate(
Context->os,
gcmSIZEOF(vgsOBJECT_CACHE),
(gctPOINTER *) &objectCache
));
gcmERR_BREAK(gcoOS_ZeroMemory(
objectCache,
gcmSIZEOF(vgsOBJECT_CACHE)));
/* Initialize the object. */
objectCache->loHandle = ~0;
objectCache->hiHandle = 0;
objectCache->referenceCount = 0;
/* Initialize object arrays. */
for (i = 0; i < gcmCOUNTOF(initList); i++)
{
initList[i] (&objectCache->cache[i]);
}
/* Set the result pointer. */
*ObjectCache = objectCache;
}
/* Increment the counter. */
(*ObjectCache)->referenceCount++;
/* Success. */
return gcvSTATUS_OK;
}
while (gcvFALSE);
/* Roll back. */
if (objectCache != gcvNULL)
{
gcmCHECK_STATUS(gcoOS_Free(Context->os, objectCache));
}
/* Return status. */
return status;
}
static gceSTATUS
_UploadStates(
IN gcsCOPYBIT_CONTEXT * Context
)
{
gceSTATUS status = gcvSTATUS_OK;
do
{
if (Context->dirty.i == 0)
{
/* Done. */
break;
}
/* rotationDeg. */
if (Context->dirty.s.rotationDegKey)
{
/* TODO: rotationDeg. */
Context->dirty.s.rotationDegKey = 0;
}
/* planeAlpha. */
if (Context->dirty.s.alphaKey)
{
/* Setup alpha blending. */
if ((Context->perpixelAlpha)
|| (Context->planeAlpha != 0xFF)
)
{
gcmERR_BREAK(
gco2D_EnableAlphaBlend(Context->engine,
Context->planeAlpha,
Context->planeAlpha,
gcvSURF_PIXEL_ALPHA_STRAIGHT,
gcvSURF_PIXEL_ALPHA_STRAIGHT,
gcvSURF_GLOBAL_ALPHA_SCALE,
gcvSURF_GLOBAL_ALPHA_ON,
gcvSURF_BLEND_STRAIGHT,
gcvSURF_BLEND_INVERSED,
gcvSURF_COLOR_STRAIGHT,
gcvSURF_COLOR_STRAIGHT));
}
else
{
gcmERR_BREAK(
gco2D_DisableAlphaBlend(Context->engine));
}
Context->dirty.s.alphaKey = 0;
}
/* Dither. */
if (Context->dirty.s.ditherKey)
{
/* TODO: Dither. */
Context->dirty.s.ditherKey = 0;
}
/* Transform. */
if (Context->dirty.s.transformKey)
{
Context->dstRotation = gcvSURF_0_DEGREE;
Context->srcRotation = gcvSURF_0_DEGREE;
gctBOOL horizonMirror = gcvFALSE;
gctBOOL verticalMirror = gcvFALSE;
/* Setup transform */
switch(Context->transform)
{
case COPYBIT_TRANSFORM_FLIP_H:
horizonMirror = gcvTRUE;
break;
case COPYBIT_TRANSFORM_FLIP_V:
verticalMirror = gcvTRUE;
break;
case COPYBIT_TRANSFORM_ROT_90:
Context->dstRotation = gcvSURF_90_DEGREE;
break;
case COPYBIT_TRANSFORM_ROT_180:
horizonMirror = gcvTRUE;
verticalMirror = gcvTRUE;
break;
case COPYBIT_TRANSFORM_ROT_270:
Context->srcRotation = gcvSURF_90_DEGREE;
break;
default:
break;
}
gcmERR_BREAK(
gco2D_SetBitBlitMirror(Context->engine,
horizonMirror,
verticalMirror));
Context->dirty.s.transformKey = 0;
}
/* Blur. */
if (Context->dirty.s.blurKey)
{
/* TODO: Blur. */
Context->dirty.s.blurKey = 0;
}
}
while (gcvFALSE);
return status;
}
gceSTATUS
_StretchBlitPE1x(
IN gcsCOPYBIT_CONTEXT * Context,
IN struct copybit_image_t const * Dest,
IN struct copybit_image_t const * Source,
IN struct copybit_rect_t const * DestRect,
IN struct copybit_rect_t const * SourceRect,
IN struct copybit_region_t const * Clip)
{
gceSTATUS status = gcvSTATUS_OK;
gceSURF_FORMAT siFormat;
gceSURF_FORMAT diFormat;
gctUINT32 diPhysical = ~0;
gctUINT32 diAlignedWidth;
gctUINT32 diAlignedHeight;
gctINT diStride;
gcsRECT srcRect;
gcsRECT dstRect;
copybit_rect_t rect;
gctUINT32 srcPhysical = ~0;
gctINT srcStride;
gctUINT32 srcAlignedWidth;
gctUINT32 srcAlignedHeight;
gceSURF_FORMAT srcFormat;
gctUINT32 dstPhysical = ~0;
gctINT dstStride;
gctUINT32 dstAlignedWidth;
gctUINT32 dstAlignedHeight;
gceSURF_FORMAT dstFormat;
gctBOOL stretch = gcvFALSE;
gctBOOL yuvFormat = gcvFALSE;
gctBOOL perpixelAlpha;
gc_private_handle_t* dsthnd = (gc_private_handle_t *) Dest->handle;
gc_private_handle_t* srchnd = (gc_private_handle_t *) Source->handle;
LOGV("Blit from Source hnd=%p, to Dest hnd=%p", srchnd, dsthnd);
if (gc_private_handle_t::validate(dsthnd) < 0)
{
gcmTRACE(gcvLEVEL_ERROR,
"Invalid hnd in funciton %s",
__func__);
return gcvSTATUS_INVALID_ARGUMENT;
}
siFormat = (gceSURF_FORMAT) srchnd->format;
diFormat = (gceSURF_FORMAT) dsthnd->format;
if ((siFormat == gcvSURF_UNKNOWN)
|| (diFormat == gcvSURF_UNKNOWN)
)
{
gcmTRACE(gcvLEVEL_ERROR,
"Image format not support in copybit!");
return gcvSTATUS_INVALID_ARGUMENT;
}
/* Convert to supported Source format. */
siFormat = (siFormat == gcvSURF_A8B8G8R8) ? gcvSURF_A8R8G8B8 : siFormat;
siFormat = (siFormat == gcvSURF_X8B8G8R8) ? gcvSURF_X8R8G8B8 : siFormat;
/* Convert to supported Dest format. */
diFormat = (diFormat == gcvSURF_A8B8G8R8) ? gcvSURF_A8R8G8B8 : diFormat;
diFormat = (diFormat == gcvSURF_X8B8G8R8) ? gcvSURF_X8R8G8B8 : diFormat;
do
{
srcPhysical = srchnd->phys;
gcoSURF_GetAlignedSize((gcoSURF) srchnd->surface,
&srcAlignedWidth,
&srcAlignedHeight,
&srcStride);
diPhysical = dsthnd->phys;
gcoSURF_GetAlignedSize((gcoSURF) dsthnd->surface,
&diAlignedWidth,
&diAlignedHeight,
&diStride);
if ((((gcoSURF)srchnd->surface)->info.type == gcvSURF_BITMAP) &&
!(srchnd->flags & gc_private_handle_t::PRIV_FLAGS_FRAMEBUFFER))
{
/* Clean the CPU cache. Source would've been rendered by the CPU. */
gcmERR_BREAK(
gcoSURF_CPUCacheOperation(
(gcoSURF) srchnd->surface,
gcvCACHE_CLEAN
)
);
}
perpixelAlpha = _HasAlpha(siFormat) &&
(dsthnd->flags & gc_private_handle_t::PRIV_FLAGS_FRAMEBUFFER) &&
!(srchnd->flags & gc_private_handle_t::PRIV_FLAGS_FRAMEBUFFER);
if (Context->perpixelAlpha != perpixelAlpha)
{
Context->perpixelAlpha = perpixelAlpha;
if (Context->planeAlpha == 0xff)
{
Context->dirty.s.alphaKey = 1;
}
}
/* Need temp surface if source has alpha channel, but dest not. */
Context->needAlphaDest = Context->perpixelAlpha &&
!_HasAlpha(diFormat);
if (Context->needAlphaDest)
{
gcsRECT tempRect;
tempRect.left = gcmMAX(0, DestRect->l);
tempRect.top = gcmMAX(0, DestRect->t);
tempRect.right = gcmMIN((int32_t) Dest->w, DestRect->r);
tempRect.bottom = gcmMIN((int32_t) Dest->h, DestRect->b);
gcmERR_BREAK(
_FitSurface(Context,
&Context->alphaDest,
Dest->w,
Dest->h));
if (Context->alphaDest.surface == gcvNULL)
{
gcmTRACE(gcvLEVEL_ERROR,
"fail to construct tmp surface for per_pixel_alpha");
break;
}
/* Copy dest surface to temp surface. */
gcmERR_BREAK(
_MonoBlit(Context,
diPhysical,
diStride,
diFormat,
Context->alphaDest.physical,
Context->alphaDest.stride,
Context->alphaDest.format,
&tempRect));
}
gcmERR_BREAK(
_UploadStates(Context));
if (Context->needAlphaDest)
{
dstPhysical = Context->alphaDest.physical;
dstStride = Context->alphaDest.stride;
dstAlignedWidth = Context->alphaDest.alignedWidth;
dstAlignedHeight = Context->alphaDest.alignedHeight;
dstFormat = Context->alphaDest.format;
}
else
{
dstPhysical = diPhysical;
dstStride = diStride;
dstAlignedWidth = diAlignedWidth;
dstAlignedHeight = diAlignedHeight;
dstFormat = diFormat;
}
srcFormat = siFormat;
if (Context->transform == COPYBIT_TRANSFORM_ROT_270)
{
srcRect.left = SourceRect->t;
srcRect.top = Source->w - SourceRect->r;
srcRect.right = SourceRect->b;
srcRect.bottom = Source->w - SourceRect->l;
}
else
{
srcRect.left = SourceRect->l;
srcRect.top = SourceRect->t;
srcRect.right = SourceRect->r;
srcRect.bottom = SourceRect->b;
}
if (Context->transform == COPYBIT_TRANSFORM_ROT_90)
{
dstRect.left = DestRect->t;
dstRect.top = Dest->w - DestRect->r;
dstRect.right = DestRect->b;
dstRect.bottom = Dest->w - DestRect->l;
}
else
{
dstRect.left = DestRect->l;
dstRect.top = DestRect->t;
dstRect.right = DestRect->r;
dstRect.bottom = DestRect->b;
}
/* Check yuv format. */
yuvFormat = (srcFormat == gcvSURF_YUY2 || srcFormat == gcvSURF_UYVY);
stretch =
(srcRect.right - srcRect.left) != (dstRect.right - dstRect.left) ||
(srcRect.bottom - srcRect.top) != (dstRect.bottom - dstRect.top);
/* Upload stretch factor. */
if (stretch)
{
int hFactor;
int vFactor;
if ((dstRect.right-dstRect.left) > 1 && (dstRect.bottom-dstRect.top) > 1)
{
hFactor = ((srcRect.right - srcRect.left - 1) << 16) /
(dstRect.right - dstRect.left - 1);
vFactor = ((srcRect.bottom - srcRect.top - 1) << 16) /
(dstRect.bottom - dstRect.top - 1);
}
else
{
hFactor = 0;
vFactor = 0;
}
gcmERR_BREAK(
gco2D_SetStretchFactors(Context->engine,
hFactor,
vFactor));
}
/* Prepare source and target for normal blit. */
gcmERR_BREAK(
gco2D_SetColorSource(Context->engine,
srcPhysical,
srcStride,
srcFormat,
Context->srcRotation,
srcAlignedWidth,
gcvFALSE,
gcvSURF_OPAQUE,
0));
gcmERR_BREAK(
gco2D_SetSource(Context->engine,
&srcRect));
gcmERR_BREAK(
gco2D_SetTarget(Context->engine,
dstPhysical,
dstStride,
Context->dstRotation,
dstAlignedWidth));
gcsRECT srcRectBackup = srcRect;
gcsRECT dstRectBackup = dstRect;
/* Go though all clip rectangles. */
while (Clip->next(Clip, &rect))
{
gcsRECT clipRect;
srcRect = srcRectBackup;
dstRect = dstRectBackup;
if (Context->transform == COPYBIT_TRANSFORM_ROT_90)
{
clipRect.left = rect.t;
clipRect.top = Dest->w - rect.r;
clipRect.right = rect.b;
clipRect.bottom = Dest->w - rect.l;
}
else if (Context->transform == COPYBIT_TRANSFORM_ROT_180)
{
float hfactor = (float) (SourceRect->r - SourceRect->l)
/ (DestRect->r - DestRect->l);
float vfactor = (float) (SourceRect->b - SourceRect->t)
/ (DestRect->b - DestRect->t);
/* Intersect. */
clipRect.left = gcmMAX(dstRect.left, rect.l);
clipRect.top = gcmMAX(dstRect.top, rect.t);
clipRect.right = gcmMIN(dstRect.right, rect.r);
clipRect.bottom = gcmMIN(dstRect.bottom, rect.b);
/* Adjust src rectangle. */
srcRect.left += (int) ((dstRect.right - clipRect.right) * hfactor);
srcRect.top += (int) ((dstRect.bottom - clipRect.bottom) * vfactor);
srcRect.right -= (int) ((clipRect.left - dstRect.left) * hfactor);
srcRect.bottom -= (int) ((clipRect.top - dstRect.top) * vfactor);
/* Set dstRect to clip rectangle. */
dstRect = clipRect;
if ((srcRect.left != srcRectBackup.left)
|| (srcRect.right != srcRectBackup.right)
|| (srcRect.top != srcRectBackup.top)
|| (srcRect.bottom != srcRectBackup.bottom)
)
{
gcmERR_BREAK(
gco2D_SetSource(Context->engine,
&srcRect));
}
}
else
{
clipRect.left = rect.l;
clipRect.top = rect.t;
clipRect.right = rect.r;
clipRect.bottom = rect.b;
}
/* Clamp clip rectangle. */
if (clipRect.right > dstRect.right)
clipRect.right = dstRect.right;
if (clipRect.bottom > dstRect.bottom)
clipRect.bottom = dstRect.bottom;
if (clipRect.left < dstRect.left)
clipRect.left = dstRect.left;
if (clipRect.top < dstRect.top)
clipRect.top = dstRect.top;
gcmERR_BREAK(
gco2D_SetClipping(Context->engine,
&clipRect));
if (yuvFormat)
{
/* TODO: FilterBlit does not support rotation before PE20. */
/* Video filter blit */
/* 1. SetClipping() has no effect for FilterBlit()
* so we use dstSubRect to realize clipping effect
* 2. Only FilterBlit support yuv format covertion.
*/
gcsRECT dstSubRect;
int dstWidth = dstRect.right - dstRect.left;
int dstHeight = dstRect.bottom - dstRect.top;
int clipWidth = clipRect.right - clipRect.left;
int clipHeight = clipRect.bottom - clipRect.top;
dstSubRect.left = clipRect.left - dstRect.left;
dstSubRect.top = clipRect.top - dstRect.top;
dstSubRect.right = dstWidth < clipWidth ?
dstSubRect.left + dstWidth :
dstSubRect.left + clipWidth;
dstSubRect.bottom = dstHeight < clipHeight ?
dstSubRect.top + dstHeight :
dstSubRect.top + clipHeight;
gcmERR_BREAK(
gco2D_SetKernelSize(Context->engine,
gcdFILTER_BLOCK_SIZE,
gcdFILTER_BLOCK_SIZE));
gcmERR_BREAK(
gco2D_SetFilterType(Context->engine,
gcvFILTER_SYNC));
gcmERR_BREAK(
gco2D_FilterBlit(Context->engine,
srcPhysical,
srcStride,
0, 0, 0, 0,
srcFormat,
Context->srcRotation,
srcAlignedWidth,
&srcRect,
dstPhysical,
dstStride,
dstFormat,
Context->dstRotation,
dstAlignedWidth,
&dstRect,
&dstSubRect));
}
else if (Context->blur)
{
/* TODO: FilterBlit does not support rotation before PE20. */
gcsRECT dstSubRect;
dstSubRect.left = 0;
dstSubRect.top = 0;
dstSubRect.right = dstRect.right - dstRect.left;
dstSubRect.bottom = dstRect.bottom - dstRect.top;
/* Blur blit. */
gcmERR_BREAK(
gco2D_SetKernelSize(Context->engine,
gcdFILTER_BLOCK_SIZE,
gcdFILTER_BLOCK_SIZE));
gcmERR_BREAK(
gco2D_SetFilterType(Context->engine,
gcvFILTER_BLUR));
gcmERR_BREAK(
gco2D_FilterBlit(Context->engine,
srcPhysical,
srcStride,
0, 0, 0, 0,
srcFormat,
gcvSURF_0_DEGREE,
srcAlignedWidth,
&srcRect,
dstPhysical,
dstStride,
dstFormat,
gcvSURF_0_DEGREE,
dstAlignedWidth,
&dstRect,
&dstSubRect));
gcmERR_BREAK(
gco2D_FilterBlit(Context->engine,
dstPhysical,
dstStride,
0, 0, 0, 0,
dstFormat,
gcvSURF_0_DEGREE,
dstAlignedWidth,
&dstRect,
dstPhysical,
dstStride,
dstFormat,
gcvSURF_0_DEGREE,
dstAlignedWidth,
&dstRect,
&dstSubRect));
/* TODO: surfaceflinger set blur issue. */
Context->blur = COPYBIT_DISABLE;
}
else if (stretch == gcvFALSE)
{
/* BitBlit. */
gcmERR_BREAK(
gco2D_Blit(Context->engine,
1,
&dstRect,
0xCC,
0xCC,
dstFormat));
}
else
{
/* Normal stretch blit. */
gcmERR_BREAK(
gco2D_StretchBlit(Context->engine,
1,
&dstRect,
0xCC,
0xCC,
dstFormat));
}
}
if (gcmIS_ERROR(status))
{
break;
}
if (Context->needAlphaDest)
{
gcsRECT tempRect;
tempRect.left = gcmMAX(0, DestRect->l);
tempRect.top = gcmMAX(0, DestRect->t);
tempRect.right = gcmMIN((int32_t) Dest->w, DestRect->r);
tempRect.bottom = gcmMIN((int32_t) Dest->h, DestRect->b);
/* Blit back to actual dest. */
gcmERR_BREAK(
_MonoBlit(Context,
Context->alphaDest.physical,
Context->alphaDest.stride,
Context->alphaDest.format,
diPhysical,
diStride,
diFormat,
&tempRect));
}
/* Flush and commit. */
gcmERR_BREAK(
gco2D_Flush(Context->engine));
gcmERR_BREAK(
gcoHAL_Commit(gcvNULL, gcvFALSE));
}
while (gcvFALSE);
return status;
}
/*******************************************************************************
**
** gcoDUMP_Control
**
** Control dumping.
**
** INPUT:
**
** gcoDUMP Dump
** Pointer to a gcoDUMP object.
**
** gctSTRING FileName
** If 'FileName' is not gcvNULL, it points to the filename to be used for
** capturing all data. If 'FileName' is gcvNULL, turn off any current
** capturing.
**
** OUTPUT:
**
** Nothing.
*/
gceSTATUS
gcoDUMP_Control(
IN gcoDUMP Dump,
IN gctSTRING FileName
)
{
gceSTATUS status = gcvSTATUS_OK;
gcsDUMP_FILE header;
gctUINT32 pos;
gcmHEADER_ARG("Dump=0x%x FileName=0x%x", Dump, FileName);
/* Verify the arguments. */
gcmVERIFY_OBJECT(Dump, gcvOBJ_DUMP);
do
{
if (FileName != gcvNULL)
{
/* Need to create a new dump file. */
if (Dump->file == gcvNULL)
{
/* Create the dump file. */
gcmERR_BREAK(gcoOS_Open(gcvNULL,
FileName,
gcvFILE_CREATE,
&Dump->file));
/* Write the file header. */
header.signature = gcvDUMP_FILE_SIGNATURE;
header.length = Dump->length = 0;
header.frames = Dump->frameCount = 0;
gcmERR_BREAK(gcoOS_Write(gcvNULL,
Dump->file,
sizeof(header),
&header));
/* Frame is not yet started. */
Dump->frameStart = 0;
}
}
else
{
/* Need to close any current dump file. */
if (Dump->file != gcvNULL)
{
/* Close any open frame. */
if (Dump->frameStart != 0)
{
gcoDUMP_FrameEnd(Dump);
gcoDUMP_FrameBegin(Dump);
}
/* Get the current position. */
gcmERR_BREAK(gcoOS_GetPos(gcvNULL, Dump->file, &pos));
/* Seek to the beginnnig of the file. */
gcmERR_BREAK(gcoOS_SetPos(gcvNULL, Dump->file, 0));
/* Make sure we have the correct size. */
gcmASSERT(pos == Dump->length + sizeof(header));
/* Update the file header. */
header.signature = gcvDUMP_FILE_SIGNATURE;
header.length = Dump->length;
header.frames = Dump->frameCount;
gcmERR_BREAK(gcoOS_Write(gcvNULL,
Dump->file,
sizeof(header),
&header));
/* Seek to the end of the file. */
gcmERR_BREAK(gcoOS_SetPos(gcvNULL, Dump->file, pos));
/* Close the file. */
gcmERR_BREAK(gcoOS_Close(gcvNULL, Dump->file));
/* Mark the file as closed. */
Dump->file = gcvNULL;
}
}
}
while (gcvFALSE);
/* Return the status. */
gcmFOOTER();
return status;
}
gceSTATUS glfCreateNamedObject(
IN glsCONTEXT_PTR Context,
IN glsNAMEDOBJECTLIST_PTR List,
IN gctUINT32 Name,
IN glfNAMEDOBJECTDESTRUCTOR ObjectDestructor,
OUT glsNAMEDOBJECT_PTR * ObjectWrapper
)
{
gceSTATUS status = gcvSTATUS_OK;
gcmHEADER_ARG("Context=0x%x List=0x%x Name=%u ObjectDestructor=0x%x ObjectWrapper=0x%x",
Context, List, Name, ObjectDestructor, ObjectWrapper);
do
{
glsNAMEDOBJECT_PTR wrapper;
glsNAMEDOBJECT_PTR* entry;
gctUINT32 index;
/* Are there available wrappers in the free list? */
wrapper = List->freeList;
if ((Name == 0) && (wrapper != gcvNULL))
{
/* Remove the first wrapper from the list. */
List->freeList = wrapper->next;
}
/* Create a new wrapper. */
else
{
/* Create a new wrapper. */
wrapper = gcvNULL;
/* Generate a name if not specified. */
if (Name == 0)
{
if (List->nextName == 0)
{
/* No more names. */
status = gcvSTATUS_OUT_OF_RESOURCES;
break;
}
Name = List->nextName++;
}
else if (Name > List->nextName)
{
/* Name for the object has been explicitly specified by
the application and it is greater then the next automatic
would-be name. Update the next name with the value from
the application; this creates a hole in the name range. */
List->nextName = Name + 1;
}
else if (List->freeList != gcvNULL)
{
/* Name for the object has been explicitly specified by
the application and it is less then or equal to the next
automatic would-be name. This means the name most likely
lives inside the free list. */
if (List->freeList->name == Name)
{
wrapper = List->freeList;
List->freeList = wrapper->next;
}
else
{
glsNAMEDOBJECT_PTR previous = List->freeList;
for (wrapper = List->freeList;
wrapper != gcvNULL;
wrapper = wrapper->next)
{
if (wrapper->name == Name)
{
previous->next = wrapper->next;
break;
}
previous = wrapper;
}
}
}
if (wrapper == gcvNULL)
{
/* Allocate wrapper and the user object. */
gcmERR_BREAK(gcoOS_Allocate(
gcvNULL,
gcmALIGN(sizeof(glsNAMEDOBJECT), 4) + List->objectSize,
(gctPOINTER) &wrapper
));
/* Set the objects's name. */
wrapper->name = Name;
/* Set the object pointer. */
wrapper->object
= ((gctUINT8_PTR) wrapper)
+ gcmALIGN(sizeof(glsNAMEDOBJECT), 4);
wrapper->referenceCount = 0;
wrapper->listBelonged = List;
}
}
/* Set the destructor. */
wrapper->deleteObject = ObjectDestructor;
/* Determine the hash table index. */
index = wrapper->name % glvNAMEDOBJECT_HASHTABLE_SIZE;
/* Shortcut to the table entry. */
entry = &List->hashTable[index];
/* Insert into the chain. */
wrapper->next = *entry;
*entry = wrapper;
glfReferenceNamedObject(wrapper);
/* Set the result. */
*ObjectWrapper = wrapper;
}
while (gcvFALSE);
gcmFOOTER();
return status;
}
gceSTATUS
_FitSurface(
IN gcsCOPYBIT_CONTEXT * Context,
IN gcsSURFACE * Surface,
IN gctUINT32 Width,
IN gctUINT32 Height
)
{
gceSTATUS status = gcvSTATUS_OK;
if (Surface == gcvNULL)
{
return gcvSTATUS_INVALID_ARGUMENT;
}
do
{
/* Create the tmp Surfaceace if necessary. */
if ((Surface->surface == gcvNULL)
|| (Surface->width < Width)
|| (Surface->height < Height)
)
{
/* Destroy last surface. */
if (Surface->surface != gcvNULL)
{
if (Surface->logical != gcvNULL)
{
gcmERR_BREAK(
gcoSURF_Unlock(Surface->surface,
Surface->logical));
}
gcmERR_BREAK(
gcoSURF_Destroy(Surface->surface));
}
/* New surface values. */
Surface->format = gcvSURF_A8R8G8B8;
Surface->width = Width;
Surface->height = Height;
gcmERR_BREAK(
gcoSURF_Construct(gcvNULL,
Surface->width,
Surface->height,
1,
gcvSURF_BITMAP,
Surface->format,
gcvPOOL_DEFAULT,
&Surface->surface));
gcmERR_BREAK(
gcoSURF_Lock(Surface->surface,
&Surface->physical,
&Surface->logical));
gcmERR_BREAK(
gcoSURF_GetAlignedSize(Surface->surface,
&Surface->alignedWidth,
&Surface->alignedHeight,
&Surface->stride));
}
}
while (gcvFALSE);
return status;
}
