holdingarea/vg/2D_OpenVG_1_1_SF/ri/src/sfDynamicBlitter.cpp
author Matt Plumtree <matt.plumtree@nokia.com>
Thu, 16 Sep 2010 09:43:14 +0100
branchbug235_bringup_0
changeset 20 d2d6724aef32
child 24 a3f46bb01be2
permissions -rw-r--r--
Initial contribution of Khronos API implmentations suitable for simulator host-side. Code originally developed for use with PlatSim, and includes a deserialization component suitable for use with that. For convenience, the open source LLVM (http://llvm.org) installation is made available here directly.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
20
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
     1
/* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
     2
 *
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
     3
 * Permission is hereby granted, free of charge, to any person obtaining a
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
     4
 * copy of this software and /or associated documentation files
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
     5
 * (the "Materials "), to deal in the Materials without restriction,
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
     6
 * including without limitation the rights to use, copy, modify, merge,
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
     7
 * publish, distribute, sublicense, and/or sell copies of the Materials,
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
     8
 * and to permit persons to whom the Materials are furnished to do so,
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
     9
 * subject to the following conditions:
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    10
 *
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    11
 * The above copyright notice and this permission notice shall be included
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    12
 * in all copies or substantial portions of the Materials.
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    13
 *
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    14
 * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    15
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    16
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    17
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    18
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    19
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE MATERIALS OR
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    20
 * THE USE OR OTHER DEALINGS IN THE MATERIALS.
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    21
 */
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    22
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    23
#include "sfDynamicBlitter.h"
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    24
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    25
#ifndef __SFBLITTER_H
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    26
#   include "sfBlitter.h"
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    27
#endif
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    28
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    29
#ifndef __SFMASK_H
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    30
#   include "sfMask.h"
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    31
#endif
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    32
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    33
namespace OpenVGRI {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    34
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    35
RI_INLINE static bool maskOperationRequiresLoad(VGMaskOperation op)
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    36
{
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    37
    switch(op)
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    38
    {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    39
    case VG_CLEAR_MASK:
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    40
    case VG_FILL_MASK:
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    41
    case VG_SET_MASK:
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    42
        return false;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    43
    default:
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    44
        RI_ASSERT(op == VG_UNION_MASK || op == VG_INTERSECT_MASK || op == VG_SUBTRACT_MASK);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    45
        return true;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    46
    }
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    47
}
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    48
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    49
/**
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    50
 * \brief   Blit rectangular areas between similar or different color format buffers.
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    51
 * \note    Implementation is structured so that the per-pixel branches are minimized
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    52
 *          even if dynamic compilation is not in use.
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    53
 * \todo    For some reason the completely generic integer conversion does not optimize
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    54
 *          fully run-time. Check what causes this!
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    55
 */
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    56
void executeBlitter(const DynamicBlitter::BlitSignatureState& state, const DynamicBlitter::BlitUniforms& uniforms)
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    57
{
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    58
    const void* srcPtr = Image::calculateAddress(
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    59
        uniforms.src, state.srcDesc.bitsPerPixel, uniforms.srcX, uniforms.srcY, uniforms.srcStride); 
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    60
    void* dstPtr = Image::calculateAddress(
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    61
        uniforms.dst, state.dstDesc.bitsPerPixel, uniforms.dstX, uniforms.dstY, uniforms.dstStride);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    62
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    63
    // The following flag is useful for debugging. Enabling it will hurt performance.
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    64
//#define ALWAYS_FORCE_FULL_CONVERSION
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    65
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    66
    // Currently the data must be byte-aligned for memcpy optimizations:
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    67
    const int minBpp = RI_INT_MIN(state.srcDesc.bitsPerPixel, state.dstDesc.bitsPerPixel);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    68
    const bool byteCopy = minBpp >= 8 ? true : false;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    69
    const bool forceFullConversion = state.isMaskOperation || state.unsafeInput || !byteCopy;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    70
    
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    71
#if !defined(ALWAYS_FORCE_FULL_CONVERSION)
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    72
    if (state.srcDesc.isZeroConversion(state.dstDesc) && !forceFullConversion)
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    73
    {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    74
        const int fullCopyStride = Image::descriptorToStride(state.srcDesc, uniforms.width);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    75
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    76
        if ((uniforms.dstStride != uniforms.srcStride) || (fullCopyStride != uniforms.srcStride)) 
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    77
        {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    78
            // memcpy individual scanlines.
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    79
            const size_t scanLength = (size_t)RI_INT_ABS(Image::descriptorToStride(state.srcDesc, uniforms.width));
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    80
            for (RIuint32 i = 0; i < uniforms.height; i++)
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    81
            {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    82
                memcpy(dstPtr, srcPtr, scanLength);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    83
                dstPtr = (void*)((RIuint8*)dstPtr + uniforms.dstStride);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    84
                srcPtr = (void*)((RIuint8*)srcPtr + uniforms.srcStride);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    85
            }
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    86
        } else
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    87
        {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    88
            // memcpy the whole area
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    89
            memcpy(dstPtr, srcPtr, uniforms.srcStride * uniforms.height);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    90
        }
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    91
    } else if (state.srcDesc.isShiftConversion(state.dstDesc) && !forceFullConversion)
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    92
    {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    93
        // \todo Separate to function? Replace with pointer read/write & advance.
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    94
        if (state.srcDesc.isShiftConversionToLower(state.dstDesc))
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    95
        {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    96
            // Components can be immediately shifted down to lower bit-depth.
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    97
            for (RIuint32 j = 0; j < uniforms.height; j++)
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    98
            {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
    99
                RIuint8* srcStart = (RIuint8*)srcPtr;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   100
                RIuint8* dstStart = (RIuint8*)dstPtr;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   101
                RIuint32 srcX = uniforms.srcX;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   102
                RIuint32 dstX = uniforms.dstX;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   103
                for (RIuint32 i = 0; i < uniforms.width; i++)
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   104
                {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   105
                    RIuint32 c = Image::readPackedPixelFromAddress(srcPtr, state.srcDesc.bitsPerPixel, srcX); // \todo srcX!
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   106
                    RIuint32 dc = Color::Descriptor::crossConvertToLower(c, state.srcDesc, state.dstDesc);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   107
                    Image::writePackedPixelToAddress(dstPtr, state.dstDesc.bitsPerPixel, dstX, dc);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   108
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   109
                    srcPtr = Image::incrementPointer(srcPtr, state.srcDesc.bitsPerPixel, srcX);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   110
                    dstPtr = (void*)Image::incrementPointer(dstPtr, state.dstDesc.bitsPerPixel, dstX); 
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   111
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   112
                    srcX++;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   113
                    dstX++;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   114
                }
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   115
                srcPtr = (void*)(srcStart + uniforms.srcStride);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   116
                dstPtr = (void*)(dstStart + uniforms.dstStride);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   117
            }
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   118
        }
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   119
        else
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   120
        {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   121
            // Color components require expansion before shifting to destination color-format */
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   122
            for (RIuint32 j = 0; j < uniforms.height; j++)
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   123
            {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   124
                RIuint8* srcStart = (RIuint8*)srcPtr;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   125
                RIuint8* dstStart = (RIuint8*)dstPtr;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   126
                RIuint32 srcX = uniforms.srcX;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   127
                RIuint32 dstX = uniforms.dstX;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   128
                for (RIuint32 i = 0; i < uniforms.width; i++)
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   129
                {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   130
                    RIuint32 c = Image::readPackedPixelFromAddress(srcPtr, state.srcDesc.bitsPerPixel, srcX);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   131
                    IntegerColor ic = IntegerColor(c, state.srcDesc);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   132
                    ic.expandColor(state.srcDesc);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   133
                    ic.truncateColor(state.dstDesc);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   134
                    RIuint32 dc = ic.getPackedColor(state.dstDesc);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   135
                    Image::writePackedPixelToAddress(dstPtr, state.dstDesc.bitsPerPixel, dstX, dc);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   136
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   137
                    srcPtr = Image::incrementPointer(srcPtr, state.srcDesc.bitsPerPixel, srcX);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   138
                    dstPtr = (void*)Image::incrementPointer(dstPtr, state.dstDesc.bitsPerPixel, dstX); 
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   139
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   140
                    srcX++;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   141
                    dstX++;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   142
                }
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   143
                srcPtr = (void*)(srcStart + uniforms.srcStride);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   144
                dstPtr = (void*)(dstStart + uniforms.dstStride);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   145
            }
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   146
        }
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   147
    } else
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   148
#endif
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   149
    {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   150
        /* This block should handle the rest (and all) of the color-conversion cases. */
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   151
        for (RIuint32 j = 0; j < uniforms.height; j++)
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   152
        {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   153
            RIuint8* srcStart = (RIuint8*)srcPtr;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   154
            RIuint8* dstStart = (RIuint8*)dstPtr;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   155
            RIuint32 srcX = uniforms.srcX;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   156
            RIuint32 dstX = uniforms.dstX;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   157
            for (RIuint32 i = 0; i < uniforms.width; i++)
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   158
            {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   159
                RIuint32 c = Image::readPackedPixelFromAddress(srcPtr, state.srcDesc.bitsPerPixel, srcX);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   160
                IntegerColor ic;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   161
                RIuint32 dc;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   162
                
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   163
                if (!state.isMaskOperation)
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   164
                {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   165
                    ic = IntegerColor(c, state.srcDesc);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   166
                    if (state.unsafeInput)
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   167
                        ic.clampToAlpha();
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   168
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   169
                    ic.convertToFrom(state.dstDesc, state.srcDesc, false);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   170
                    dc = ic.getPackedColor(state.dstDesc);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   171
                }
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   172
                else
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   173
                {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   174
                    // Apply the given mask operation between two surfaces.
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   175
                    IntegerColor id;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   176
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   177
                    if (maskOperationRequiresLoad(state.maskOperation))
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   178
                    {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   179
                        ic.fromPackedMask(c, state.srcDesc);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   180
                        ic.expandMask(state.srcDesc);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   181
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   182
                        IntegerColor id;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   183
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   184
                        RIuint32 d = Image::readPackedPixelFromAddress(dstPtr, state.dstDesc.bitsPerPixel, dstX);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   185
                        id.fromPackedMask(d, state.dstDesc);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   186
                        id.expandColor(state.dstDesc);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   187
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   188
                        RIuint32 coverage = ic.a + (ic.a >> 7);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   189
                        ic = intMaskOperation(coverage, id, state.maskOperation);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   190
                    }
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   191
                    else
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   192
                    {
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   193
                        // Other ops handled with memset, not blitter
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   194
                        RI_ASSERT(state.maskOperation == VG_SET_MASK); 
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   195
                        ic.fromPackedMask(c, state.srcDesc);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   196
                        //ic.expandMask(state.srcDesc);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   197
                        ic.convertToFrom(state.dstDesc, state.srcDesc, true);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   198
                    }
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   199
                    dc = ic.getPackedMaskColor(state.dstDesc);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   200
                }
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   201
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   202
                Image::writePackedPixelToAddress(dstPtr, state.dstDesc.bitsPerPixel, dstX, dc);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   203
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   204
                srcPtr = Image::incrementPointer(srcPtr, state.srcDesc.bitsPerPixel, srcX);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   205
                dstPtr = (void*)Image::incrementPointer(dstPtr, state.dstDesc.bitsPerPixel, dstX); 
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   206
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   207
                srcX++;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   208
                dstX++;
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   209
            }
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   210
            srcPtr = (void*)(srcStart + uniforms.srcStride);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   211
            dstPtr = (void*)(dstStart + uniforms.dstStride);
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   212
        }
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   213
    }
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   214
}
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   215
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   216
}
d2d6724aef32 Initial contribution of Khronos API implmentations suitable for simulator host-side.
Matt Plumtree <matt.plumtree@nokia.com>
parents:
diff changeset
   217