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/*
* $RCSfile$
*
* Copyright (c) 2004 Sun Microsystems, Inc. All rights reserved.
*
* Use is subject to license terms.
*
* $Revision$
* $Date$
* $State$
*/
#include "Stdafx.h"
// return true if device is capable of hardware accelerated
D3dDeviceInfo::D3dDeviceInfo()
{
}
D3dDeviceInfo::~D3dDeviceInfo()
{
}
VOID D3dDeviceInfo::setCaps(D3DCAPS8 *d3dCaps) {
if (deviceType == D3DDEVTYPE_HAL) {
isHardware = true;
isHardwareTnL = (d3dCaps->DevCaps &
D3DDEVCAPS_HWTRANSFORMANDLIGHT);
} else {
isHardware = false;
isHardwareTnL = false;
}
maxTextureBlendStages = d3dCaps->MaxTextureBlendStages;
maxSimultaneousTextures = d3dCaps->MaxSimultaneousTextures;
maxTextureUnitStageSupport = min(maxTextureBlendStages,
maxSimultaneousTextures);
supportMipmap = ((d3dCaps->TextureCaps &
D3DPTEXTURECAPS_MIPMAP) != 0);
texturePow2Only = ((d3dCaps->TextureCaps &
D3DPTEXTURECAPS_POW2) != 0);
textureSquareOnly = ((d3dCaps->TextureCaps &
D3DPTEXTURECAPS_SQUAREONLY) != 0);
linePatternSupport = ((d3dCaps->PrimitiveMiscCaps &
D3DPMISCCAPS_LINEPATTERNREP) != 0);
texBorderModeSupport = ((d3dCaps->TextureAddressCaps &
D3DPTADDRESSCAPS_BORDER) != 0);
texLerpSupport = ((d3dCaps->TextureOpCaps &
D3DTEXOPCAPS_LERP) != 0);
canRenderWindowed = ((d3dCaps->Caps2 &
D3DCAPS2_CANRENDERWINDOWED) != 0);
maxPrimitiveCount = d3dCaps->MaxPrimitiveCount;
maxVertexIndex = min(vertexBufferMaxVertexLimit,
d3dCaps->MaxVertexIndex);
maxTextureHeight = d3dCaps->MaxTextureHeight;
maxTextureWidth = d3dCaps->MaxTextureWidth;
maxTextureDepth = d3dCaps->MaxVolumeExtent;
maxActiveLights = d3dCaps->MaxActiveLights;
maxPointSize = d3dCaps->MaxPointSize;
maxAnisotropy = d3dCaps->MaxAnisotropy;
maxVertexCount[GEO_TYPE_QUAD_SET] = min(vertexBufferMaxVertexLimit,
maxPrimitiveCount << 1);
// Since index is used, we need to make sure than index range
// is also support.
maxVertexCount[GEO_TYPE_QUAD_SET] = min(maxVertexCount[GEO_TYPE_QUAD_SET],
maxVertexIndex);
maxVertexCount[GEO_TYPE_TRI_SET] = min(vertexBufferMaxVertexLimit,
maxPrimitiveCount*3);
maxVertexCount[GEO_TYPE_POINT_SET] = min(vertexBufferMaxVertexLimit,
maxPrimitiveCount);
maxVertexCount[GEO_TYPE_LINE_SET] = min(vertexBufferMaxVertexLimit,
maxPrimitiveCount << 1);
maxVertexCount[GEO_TYPE_TRI_STRIP_SET] = min(vertexBufferMaxVertexLimit,
maxPrimitiveCount + 2);
maxVertexCount[GEO_TYPE_TRI_FAN_SET] = min(vertexBufferMaxVertexLimit,
maxPrimitiveCount + 2);
maxVertexCount[GEO_TYPE_LINE_STRIP_SET] = min(vertexBufferMaxVertexLimit,
maxPrimitiveCount +1);
maxVertexCount[GEO_TYPE_INDEXED_QUAD_SET] = maxVertexCount[GEO_TYPE_QUAD_SET];
maxVertexCount[GEO_TYPE_INDEXED_TRI_SET] = maxVertexCount[GEO_TYPE_TRI_SET];
maxVertexCount[GEO_TYPE_INDEXED_POINT_SET] = maxVertexCount[GEO_TYPE_POINT_SET];
maxVertexCount[GEO_TYPE_INDEXED_LINE_SET] = maxVertexCount[GEO_TYPE_LINE_SET];
maxVertexCount[GEO_TYPE_INDEXED_TRI_STRIP_SET] = maxVertexCount[GEO_TYPE_TRI_STRIP_SET];
maxVertexCount[GEO_TYPE_INDEXED_TRI_FAN_SET] = maxVertexCount[GEO_TYPE_TRI_FAN_SET];
maxVertexCount[GEO_TYPE_INDEXED_LINE_STRIP_SET] = maxVertexCount[GEO_TYPE_LINE_STRIP_SET];
if (((d3dCaps->RasterCaps & D3DPRASTERCAPS_FOGTABLE) != 0) &&
((d3dCaps->RasterCaps & D3DPRASTERCAPS_WFOG) != 0)) {
// use pixel w-fog
fogMode = D3DRS_FOGTABLEMODE;
rangeFogEnable = false;
} else if (((d3dCaps->RasterCaps & D3DPRASTERCAPS_FOGVERTEX) != 0) &&
((d3dCaps->RasterCaps & D3DPRASTERCAPS_FOGRANGE) != 0)) {
// use vertex range based fog
fogMode = D3DRS_FOGVERTEXMODE;
rangeFogEnable = true;
} else if ((d3dCaps->RasterCaps & D3DPRASTERCAPS_FOGTABLE) != 0) {
// use pixel z-fog
fogMode = D3DRS_FOGTABLEMODE;
rangeFogEnable = false;
} else if (D3DPRASTERCAPS_FOGVERTEX) {
// use vertex z-fog
fogMode = D3DRS_FOGVERTEXMODE;
rangeFogEnable = false;
} else {
if (debug) {
printf("[Java 3D] Fog not support in this device !\n");
}
}
texMask = 0;
if ((d3dCaps->TextureCaps & D3DPTEXTURECAPS_VOLUMEMAP) &&
(maxTextureDepth > 0)) {
texMask |= javax_media_j3d_Canvas3D_TEXTURE_3D;
}
if (d3dCaps->TextureCaps & D3DPTEXTURECAPS_CUBEMAP) {
texMask |= javax_media_j3d_Canvas3D_TEXTURE_CUBE_MAP;
}
if (maxTextureUnitStageSupport > 1) {
texMask |= javax_media_j3d_Canvas3D_TEXTURE_MULTI_TEXTURE;
}
if (d3dCaps->TextureOpCaps & D3DTEXOPCAPS_DOTPRODUCT3) {
texMask |= javax_media_j3d_Canvas3D_TEXTURE_COMBINE_DOT3;
}
if (d3dCaps->TextureOpCaps & D3DTEXOPCAPS_SUBTRACT) {
texMask |= javax_media_j3d_Canvas3D_TEXTURE_COMBINE_SUBTRACT;
}
if (d3dCaps->TextureOpCaps & D3DTEXOPCAPS_LERP) {
texMask |= (javax_media_j3d_Canvas3D_TEXTURE_LERP|
javax_media_j3d_Canvas3D_TEXTURE_COMBINE);
} else if (d3dCaps->TextureOpCaps &
(D3DTEXOPCAPS_DOTPRODUCT3|D3DTEXOPCAPS_SUBTRACT|
D3DTEXOPCAPS_MODULATE|D3DTEXOPCAPS_ADD|
D3DTEXOPCAPS_ADDSIGNED)) {
texMask |= javax_media_j3d_Canvas3D_TEXTURE_COMBINE;
}
if (maxAnisotropy > 1) {
texMask |= javax_media_j3d_Canvas3D_TEXTURE_ANISOTROPIC_FILTER;
}
}
BOOL D3dDeviceInfo::supportAntialiasing() {
return (multiSampleSupport != 0);
}
void D3dDeviceInfo::findDepthStencilFormat(int minZDepth)
{
depthStencilFormat = D3DFMT_UNKNOWN;
for (int i=0; i < D3DDEPTHFORMATSIZE; i++) {
if (depthFormatSupport[i]) {
// prefer one with stencil buffer, follow by D3DFMT_D16_LOCKABLE,
if (d3dDepthTable[i] >= minZDepth) {
depthStencilFormat = (D3DFORMAT) d3dDepthFormat[i];
break;
}
}
}
}
D3DMULTISAMPLE_TYPE D3dDeviceInfo::getBestMultiSampleType()
{
DWORD bitmask = 0;
UINT i;
// start with 4, if none found, try 3 and 2
for (i=4; i < 16; i++) {
bitmask = (1 << i);
if (multiSampleSupport & bitmask) {
return (D3DMULTISAMPLE_TYPE) i;
}
}
for (i=3; i >= 2; i--) {
bitmask = (1 << i);
if (multiSampleSupport & bitmask) {
return (D3DMULTISAMPLE_TYPE) i;
}
}
// Should not happen
return D3DMULTISAMPLE_NONE;
}
int D3dDeviceInfo::getTextureFeaturesMask()
{
return texMask;
}
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