/* * Copyright 2001 by Alan Hourihane. * * Permission to use, copy, modify, distribute, and sell this software and its * documentation for any purpose is hereby granted without fee, provided that * the above copyright notice appear in all copies and that both that * copyright notice and this permission notice appear in supporting * documentation, and that the name of Alan Hourihane not be used in * advertising or publicity pertaining to distribution of the software without * specific, written prior permission. Alan Hourihane makes no representations * about the suitability of this software for any purpose. It is provided * "as is" without express or implied warranty. * * ALAN HOURIHANE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO * EVENT SHALL ALAN HOURIHANE BE LIABLE FOR ANY SPECIAL, INDIRECT OR * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR * PERFORMANCE OF THIS SOFTWARE. * * Authors: Alan Hourihane, * Kevin E. Martin * */ #include "gammacontext.h" #include "glint_dri.h" void gammaInitHW( gammaContextPtr gmesa ) { GLINTDRIPtr gDRIPriv = (GLINTDRIPtr)gmesa->driScreen->pDevPriv; int i; if (gDRIPriv->numMultiDevices == 2) { /* Set up each MX's ScanLineOwnership for OpenGL */ CHECK_DMA_BUFFER(gmesa, 5); WRITE(gmesa->buf, BroadcastMask, 1); WRITE(gmesa->buf, ScanLineOwnership, 5); /* Use bottom left as [0,0] */ WRITE(gmesa->buf, BroadcastMask, 2); WRITE(gmesa->buf, ScanLineOwnership, 1); /* Use bottom left as [0,0] */ /* Broadcast to both MX's */ WRITE(gmesa->buf, BroadcastMask, 3); FLUSH_DMA_BUFFER(gmesa); } gmesa->AlphaBlendMode = (AlphaBlendModeDisable | AB_Src_One | AB_Dst_Zero | AB_NoAlphaBufferPresent | AB_ColorFmt_8888 | AB_ColorOrder_RGB | AB_OpenGLType | AB_AlphaDst_FBData | AB_ColorConversionScale | AB_AlphaConversionScale); gmesa->DitherMode = DitherModeEnable | DM_ColorOrder_RGB; switch (gmesa->gammaScreen->cpp) { case 2: gmesa->DitherMode |= DM_ColorFmt_5555; gmesa->AlphaBlendMode |= AB_ColorFmt_5555; CHECK_DMA_BUFFER(gmesa, 1); WRITE(gmesa->buf, PixelSize, 1); break; case 4: gmesa->DitherMode |= DM_ColorFmt_8888; gmesa->AlphaBlendMode |= AB_ColorFmt_8888; WRITE(gmesa->buf, PixelSize, 0); break; } /* FIXME for stencil, gid, etc */ switch (gmesa->DepthSize) { case 16: gmesa->LBReadFormat = (LBRF_DepthWidth16 | LBRF_StencilWidth8 | LBRF_StencilPos16 | LBRF_FrameCount8 | LBRF_FrameCountPos24 | LBRF_GIDWidth4 | LBRF_GIDPos32 ); gmesa->LBWriteFormat = (LBRF_DepthWidth16 | LBRF_StencilWidth8 | LBRF_StencilPos16 | LBRF_FrameCount8 | LBRF_FrameCountPos24 | LBRF_GIDWidth4 | LBRF_GIDPos32 ); break; case 24: gmesa->LBReadFormat = (LBRF_DepthWidth24 | LBRF_StencilWidth8 | LBRF_StencilPos24 | LBRF_FrameCount8 | LBRF_FrameCountPos32 | LBRF_GIDWidth4 | LBRF_GIDPos36 ); gmesa->LBWriteFormat = (LBRF_DepthWidth24 | LBRF_StencilWidth8 | LBRF_StencilPos24 | LBRF_FrameCount8 | LBRF_FrameCountPos32 | LBRF_GIDWidth4 | LBRF_GIDPos36 ); break; case 32: gmesa->LBReadFormat = (LBRF_DepthWidth32 | LBRF_StencilWidth8 | LBRF_StencilPos32 | LBRF_FrameCount8 | LBRF_FrameCountPos40 | LBRF_GIDWidth4 | LBRF_GIDPos44 ); gmesa->LBWriteFormat = (LBRF_DepthWidth32 | LBRF_StencilWidth8 | LBRF_StencilPos32 | LBRF_FrameCount8 | LBRF_FrameCountPos40 | LBRF_GIDWidth4 | LBRF_GIDPos44 ); break; } gmesa->FBHardwareWriteMask = 0xffffffff; gmesa->FogMode = FogModeDisable; gmesa->ClearDepth = 0xffffffff; gmesa->AreaStippleMode = AreaStippleModeDisable; gmesa->x = 0; gmesa->y = 0; gmesa->w = 0; gmesa->h = 0; gmesa->FrameCount = 0; gmesa->MatrixMode = GL_MODELVIEW; gmesa->ModelViewCount = 0; gmesa->ProjCount = 0; gmesa->TextureCount = 0; gmesa->PointMode = PM_AntialiasQuality_4x4; gmesa->LineMode = LM_AntialiasQuality_4x4; gmesa->TriangleMode = TM_AntialiasQuality_4x4; gmesa->AntialiasMode = AntialiasModeDisable; for (i = 0; i < 16; i++) if (i % 5 == 0) gmesa->ModelView[i] = gmesa->Proj[i] = gmesa->ModelViewProj[i] = gmesa->Texture[i] = 1.0; else gmesa->ModelView[i] = gmesa->Proj[i] = gmesa->ModelViewProj[i] = gmesa->Texture[i] = 0.0; gmesa->LBReadMode = (LBReadSrcDisable | LBReadDstDisable | LBDataTypeDefault | LBWindowOriginBot | gDRIPriv->pprod); gmesa->FBReadMode = (FBReadSrcDisable | FBReadDstDisable | FBDataTypeDefault | FBWindowOriginBot | gDRIPriv->pprod); if (gDRIPriv->numMultiDevices == 2) { gmesa->LBReadMode |= LBScanLineInt2; gmesa->FBReadMode |= FBScanLineInt2; gmesa->LBWindowBase = gmesa->driScreen->fbWidth * (gmesa->driScreen->fbHeight/2 - 1); gmesa->FBWindowBase = gmesa->driScreen->fbWidth * (gmesa->driScreen->fbHeight/2 - 1); } else { gmesa->LBWindowBase = gmesa->driScreen->fbWidth * (gmesa->driScreen->fbHeight - 1); gmesa->FBWindowBase = gmesa->driScreen->fbWidth * (gmesa->driScreen->fbHeight - 1); } gmesa->Begin = (B_AreaStippleDisable | B_LineStippleDisable | B_AntiAliasDisable | B_TextureDisable | B_FogDisable | B_SubPixelCorrectEnable | B_PrimType_Null); gmesa->ColorDDAMode = (ColorDDAEnable | ColorDDAGouraud); gmesa->GeometryMode = (GM_TextureDisable | GM_FogDisable | GM_FogExp | GM_FrontPolyFill | GM_BackPolyFill | GM_FrontFaceCCW | GM_PolyCullDisable | GM_PolyCullBack | GM_ClipShortLinesDisable | GM_ClipSmallTrisDisable | GM_RenderMode | GM_Feedback2D | GM_CullFaceNormDisable | GM_AutoFaceNormDisable | GM_GouraudShading | GM_UserClipNone | GM_PolyOffsetPointDisable | GM_PolyOffsetLineDisable | GM_PolyOffsetFillDisable | GM_InvertFaceNormCullDisable); gmesa->AlphaTestMode = (AlphaTestModeDisable | AT_Always); gmesa->AB_FBReadMode_Save = gmesa->AB_FBReadMode = 0; gmesa->Window = (WindowEnable | /* For GID testing */ W_PassIfEqual | (0 << 5)); /* GID part is set from draw priv (below) */ gmesa->NotClipped = GL_FALSE; gmesa->WindowChanged = GL_TRUE; gmesa->Texture1DEnabled = GL_FALSE; gmesa->Texture2DEnabled = GL_FALSE; gmesa->DepthMode |= (DepthModeDisable | DM_WriteMask | DM_Less); gmesa->DeltaMode |= (DM_SubPixlCorrectionEnable | DM_SmoothShadingEnable | DM_Target500TXMX); gmesa->LightingMode = LightingModeDisable | LightingModeSpecularEnable; gmesa->Light0Mode = LNM_Off; gmesa->Light1Mode = LNM_Off; gmesa->Light2Mode = LNM_Off; gmesa->Light3Mode = LNM_Off; gmesa->Light4Mode = LNM_Off; gmesa->Light5Mode = LNM_Off; gmesa->Light6Mode = LNM_Off; gmesa->Light7Mode = LNM_Off; gmesa->Light8Mode = LNM_Off; gmesa->Light9Mode = LNM_Off; gmesa->Light10Mode = LNM_Off; gmesa->Light11Mode = LNM_Off; gmesa->Light12Mode = LNM_Off; gmesa->Light13Mode = LNM_Off; gmesa->Light14Mode = LNM_Off; gmesa->Light15Mode = LNM_Off; gmesa->LogicalOpMode = LogicalOpModeDisable; gmesa->MaterialMode = MaterialModeDisable; gmesa->ScissorMode = UserScissorDisable | ScreenScissorDisable; gmesa->TransformMode = XM_UseModelViewProjMatrix | XM_TexGenModeS_None | XM_TexGenModeT_None | XM_TexGenModeR_None | XM_TexGenModeQ_None; CHECK_DMA_BUFFER(gmesa, 20); WRITE(gmesa->buf, LineStippleMode, 0); WRITE(gmesa->buf, RouterMode, 0); WRITE(gmesa->buf, TextureAddressMode, 0); WRITE(gmesa->buf, TextureReadMode, 0); WRITE(gmesa->buf, TextureFilterMode, 0); WRITE(gmesa->buf, TextureColorMode, 0); WRITE(gmesa->buf, StencilMode, 0); WRITE(gmesa->buf, PatternRamMode, 0); WRITE(gmesa->buf, ChromaTestMode, 0); WRITE(gmesa->buf, StatisticMode, 0); WRITE(gmesa->buf, AreaStippleMode, gmesa->AreaStippleMode); WRITE(gmesa->buf, ScissorMode, gmesa->ScissorMode); WRITE(gmesa->buf, FogMode, gmesa->FogMode); WRITE(gmesa->buf, AntialiasMode, gmesa->AntialiasMode); WRITE(gmesa->buf, LogicalOpMode, gmesa->LogicalOpMode); WRITE(gmesa->buf, TriangleMode, gmesa->TriangleMode); WRITE(gmesa->buf, PointMode, gmesa->PointMode); WRITE(gmesa->buf, LineMode, gmesa->LineMode); WRITE(gmesa->buf, LBWriteFormat, gmesa->LBWriteFormat); WRITE(gmesa->buf, LBReadFormat, gmesa->LBReadFormat); /* Framebuffer initialization */ CHECK_DMA_BUFFER(gmesa, 10); WRITE(gmesa->buf, FBSourceData, 0); WRITE(gmesa->buf, FBReadMode, gmesa->FBReadMode); if (gmesa->EnabledFlags & GAMMA_BACK_BUFFER) { if (gDRIPriv->numMultiDevices == 2) { WRITE(gmesa->buf, FBPixelOffset, (gmesa->driScreen->fbHeight/2)*gmesa->driScreen->fbWidth); } else { WRITE(gmesa->buf, FBPixelOffset, gmesa->driScreen->fbHeight*gmesa->driScreen->fbWidth); } } else WRITE(gmesa->buf, FBPixelOffset, 0); WRITE(gmesa->buf, FBSourceOffset, 0); WRITE(gmesa->buf, FBHardwareWriteMask, 0xffffffff); WRITE(gmesa->buf, FBSoftwareWriteMask, 0xffffffff); WRITE(gmesa->buf, FBWriteMode, FBWriteModeEnable); WRITE(gmesa->buf, FBWindowBase, gmesa->FBWindowBase); WRITE(gmesa->buf, ScreenSize, ((gmesa->driScreen->fbHeight << 16) | (gmesa->driScreen->fbWidth))); WRITE(gmesa->buf, WindowOrigin, 0x00000000); /* Localbuffer initialization */ CHECK_DMA_BUFFER(gmesa, 5); WRITE(gmesa->buf, LBReadMode, gmesa->LBReadMode); WRITE(gmesa->buf, LBSourceOffset, 0); WRITE(gmesa->buf, LBWriteMode, LBWriteModeEnable); WRITE(gmesa->buf, LBWindowOffset, 0); WRITE(gmesa->buf, LBWindowBase, gmesa->LBWindowBase); CHECK_DMA_BUFFER(gmesa, 1); WRITE(gmesa->buf, Rectangle2DControl, 1); CHECK_DMA_BUFFER(gmesa, 11); WRITE(gmesa->buf, DepthMode, gmesa->DepthMode); WRITE(gmesa->buf, ColorDDAMode, gmesa->ColorDDAMode); WRITE(gmesa->buf, FBBlockColor, 0x00000000); WRITE(gmesa->buf, ConstantColor, 0x00000000); WRITE(gmesa->buf, AlphaTestMode, gmesa->AlphaTestMode); WRITE(gmesa->buf, AlphaBlendMode, gmesa->AlphaBlendMode); WRITE(gmesa->buf, DitherMode, gmesa->DitherMode); if (gDRIPriv->numMultiDevices == 2) WRITE(gmesa->buf, RasterizerMode, RM_MultiGLINT | RM_BiasCoordNearHalf); else WRITE(gmesa->buf, RasterizerMode, RM_BiasCoordNearHalf); WRITE(gmesa->buf, GLINTWindow, gmesa->Window); WRITE(gmesa->buf, FastClearDepth, gmesa->ClearDepth); WRITE(gmesa->buf, GLINTDepth, gmesa->ClearDepth); CHECK_DMA_BUFFER(gmesa, 1); WRITE(gmesa->buf, EdgeFlag, EdgeFlagEnable); CHECK_DMA_BUFFER(gmesa, 16); WRITEF(gmesa->buf, ModelViewMatrix0, 1.0); WRITEF(gmesa->buf, ModelViewMatrix1, 0.0); WRITEF(gmesa->buf, ModelViewMatrix2, 0.0); WRITEF(gmesa->buf, ModelViewMatrix3, 0.0); WRITEF(gmesa->buf, ModelViewMatrix4, 0.0); WRITEF(gmesa->buf, ModelViewMatrix5, 1.0); WRITEF(gmesa->buf, ModelViewMatrix6, 0.0); WRITEF(gmesa->buf, ModelViewMatrix7, 0.0); WRITEF(gmesa->buf, ModelViewMatrix8, 0.0); WRITEF(gmesa->buf, ModelViewMatrix9, 0.0); WRITEF(gmesa->buf, ModelViewMatrix10, 1.0); WRITEF(gmesa->buf, ModelViewMatrix11, 0.0); WRITEF(gmesa->buf, ModelViewMatrix12, 0.0); WRITEF(gmesa->buf, ModelViewMatrix13, 0.0); WRITEF(gmesa->buf, ModelViewMatrix14, 0.0); WRITEF(gmesa->buf, ModelViewMatrix15, 1.0); CHECK_DMA_BUFFER(gmesa, 16); WRITEF(gmesa->buf, ModelViewProjectionMatrix0, 1.0); WRITEF(gmesa->buf, ModelViewProjectionMatrix1, 0.0); WRITEF(gmesa->buf, ModelViewProjectionMatrix2, 0.0); WRITEF(gmesa->buf, ModelViewProjectionMatrix3, 0.0); WRITEF(gmesa->buf, ModelViewProjectionMatrix4, 0.0); WRITEF(gmesa->buf, ModelViewProjectionMatrix5, 1.0); WRITEF(gmesa->buf, ModelViewProjectionMatrix6, 0.0); WRITEF(gmesa->buf, ModelViewProjectionMatrix7, 0.0); WRITEF(gmesa->buf, ModelViewProjectionMatrix8, 0.0); WRITEF(gmesa->buf, ModelViewProjectionMatrix9, 0.0); WRITEF(gmesa->buf, ModelViewProjectionMatrix10, 1.0); WRITEF(gmesa->buf, ModelViewProjectionMatrix11, 0.0); WRITEF(gmesa->buf, ModelViewProjectionMatrix12, 0.0); WRITEF(gmesa->buf, ModelViewProjectionMatrix13, 0.0); WRITEF(gmesa->buf, ModelViewProjectionMatrix14, 0.0); WRITEF(gmesa->buf, ModelViewProjectionMatrix15, 1.0); CHECK_DMA_BUFFER(gmesa, 16); WRITEF(gmesa->buf, TextureMatrix0, 1.0); WRITEF(gmesa->buf, TextureMatrix1, 0.0); WRITEF(gmesa->buf, TextureMatrix2, 0.0); WRITEF(gmesa->buf, TextureMatrix3, 0.0); WRITEF(gmesa->buf, TextureMatrix4, 0.0); WRITEF(gmesa->buf, TextureMatrix5, 1.0); WRITEF(gmesa->buf, TextureMatrix6, 0.0); WRITEF(gmesa->buf, TextureMatrix7, 0.0); WRITEF(gmesa->buf, TextureMatrix8, 0.0); WRITEF(gmesa->buf, TextureMatrix9, 0.0); WRITEF(gmesa->buf, TextureMatrix10, 1.0); WRITEF(gmesa->buf, TextureMatrix11, 0.0); WRITEF(gmesa->buf, TextureMatrix12, 0.0); WRITEF(gmesa->buf, TextureMatrix13, 0.0); WRITEF(gmesa->buf, TextureMatrix14, 0.0); WRITEF(gmesa->buf, TextureMatrix15, 1.0); CHECK_DMA_BUFFER(gmesa, 16); WRITEF(gmesa->buf, TexGen0, 0.0); WRITEF(gmesa->buf, TexGen1, 0.0); WRITEF(gmesa->buf, TexGen2, 0.0); WRITEF(gmesa->buf, TexGen3, 0.0); WRITEF(gmesa->buf, TexGen4, 0.0); WRITEF(gmesa->buf, TexGen5, 0.0); WRITEF(gmesa->buf, TexGen6, 0.0); WRITEF(gmesa->buf, TexGen7, 0.0); WRITEF(gmesa->buf, TexGen8, 0.0); WRITEF(gmesa->buf, TexGen9, 0.0); WRITEF(gmesa->buf, TexGen10, 0.0); WRITEF(gmesa->buf, TexGen11, 0.0); WRITEF(gmesa->buf, TexGen12, 0.0); WRITEF(gmesa->buf, TexGen13, 0.0); WRITEF(gmesa->buf, TexGen14, 0.0); WRITEF(gmesa->buf, TexGen15, 0.0); CHECK_DMA_BUFFER(gmesa, 9); WRITEF(gmesa->buf, NormalMatrix0, 1.0); WRITEF(gmesa->buf, NormalMatrix1, 0.0); WRITEF(gmesa->buf, NormalMatrix2, 0.0); WRITEF(gmesa->buf, NormalMatrix3, 0.0); WRITEF(gmesa->buf, NormalMatrix4, 1.0); WRITEF(gmesa->buf, NormalMatrix5, 0.0); WRITEF(gmesa->buf, NormalMatrix6, 0.0); WRITEF(gmesa->buf, NormalMatrix7, 0.0); WRITEF(gmesa->buf, NormalMatrix8, 1.0); CHECK_DMA_BUFFER(gmesa, 3); WRITEF(gmesa->buf, FogDensity, 0.0); WRITEF(gmesa->buf, FogEnd, 0.0); WRITEF(gmesa->buf, FogScale, 0.0); CHECK_DMA_BUFFER(gmesa, 2); WRITEF(gmesa->buf, LineClipLengthThreshold, 0.0); WRITEF(gmesa->buf, TriangleClipAreaThreshold, 0.0); CHECK_DMA_BUFFER(gmesa, 5); WRITE(gmesa->buf, GeometryMode, gmesa->GeometryMode); WRITE(gmesa->buf, NormalizeMode, NormalizeModeDisable); WRITE(gmesa->buf, LightingMode, gmesa->LightingMode); WRITE(gmesa->buf, ColorMaterialMode, ColorMaterialModeDisable); WRITE(gmesa->buf, MaterialMode, MaterialModeDisable); CHECK_DMA_BUFFER(gmesa, 2); WRITE(gmesa->buf, FrontSpecularExponent, 0); /* fixed point */ WRITE(gmesa->buf, BackSpecularExponent, 0); /* fixed point */ CHECK_DMA_BUFFER(gmesa, 29); WRITEF(gmesa->buf, FrontAmbientColorRed, 0.2); WRITEF(gmesa->buf, FrontAmbientColorGreen, 0.2); WRITEF(gmesa->buf, FrontAmbientColorBlue, 0.2); WRITEF(gmesa->buf, BackAmbientColorRed, 0.2); WRITEF(gmesa->buf, BackAmbientColorGreen, 0.2); WRITEF(gmesa->buf, BackAmbientColorBlue, 0.2); WRITEF(gmesa->buf, FrontDiffuseColorRed, 0.8); WRITEF(gmesa->buf, FrontDiffuseColorGreen, 0.8); WRITEF(gmesa->buf, FrontDiffuseColorBlue, 0.8); WRITEF(gmesa->buf, BackDiffuseColorRed, 0.8); WRITEF(gmesa->buf, BackDiffuseColorGreen, 0.8); WRITEF(gmesa->buf, BackDiffuseColorBlue, 0.8); WRITEF(gmesa->buf, FrontSpecularColorRed, 0.0); WRITEF(gmesa->buf, FrontSpecularColorGreen, 0.0); WRITEF(gmesa->buf, FrontSpecularColorBlue, 0.0); WRITEF(gmesa->buf, BackSpecularColorRed, 0.0); WRITEF(gmesa->buf, BackSpecularColorGreen, 0.0); WRITEF(gmesa->buf, BackSpecularColorBlue, 0.0); WRITEF(gmesa->buf, FrontEmissiveColorRed, 0.0); WRITEF(gmesa->buf, FrontEmissiveColorGreen, 0.0); WRITEF(gmesa->buf, FrontEmissiveColorBlue, 0.0); WRITEF(gmesa->buf, BackEmissiveColorRed, 0.0); WRITEF(gmesa->buf, BackEmissiveColorGreen, 0.0); WRITEF(gmesa->buf, BackEmissiveColorBlue, 0.0); WRITEF(gmesa->buf, SceneAmbientColorRed, 0.2); WRITEF(gmesa->buf, SceneAmbientColorGreen, 0.2); WRITEF(gmesa->buf, SceneAmbientColorBlue, 0.2); WRITEF(gmesa->buf, FrontAlpha, 1.0); WRITEF(gmesa->buf, BackAlpha, 1.0); CHECK_DMA_BUFFER(gmesa, 7); WRITE(gmesa->buf, PointSize, 1); WRITEF(gmesa->buf, AApointSize, 1.0); WRITE(gmesa->buf, LineWidth, 1); WRITEF(gmesa->buf, AAlineWidth, 1.0); WRITE(gmesa->buf, LineWidthOffset, 0); WRITE(gmesa->buf, TransformMode, gmesa->TransformMode); WRITE(gmesa->buf, DeltaMode, gmesa->DeltaMode); CHECK_DMA_BUFFER(gmesa, 16); WRITE(gmesa->buf, Light0Mode, LNM_Off); WRITE(gmesa->buf, Light1Mode, LNM_Off); WRITE(gmesa->buf, Light2Mode, LNM_Off); WRITE(gmesa->buf, Light3Mode, LNM_Off); WRITE(gmesa->buf, Light4Mode, LNM_Off); WRITE(gmesa->buf, Light5Mode, LNM_Off); WRITE(gmesa->buf, Light6Mode, LNM_Off); WRITE(gmesa->buf, Light7Mode, LNM_Off); WRITE(gmesa->buf, Light8Mode, LNM_Off); WRITE(gmesa->buf, Light9Mode, LNM_Off); WRITE(gmesa->buf, Light10Mode, LNM_Off); WRITE(gmesa->buf, Light11Mode, LNM_Off); WRITE(gmesa->buf, Light12Mode, LNM_Off); WRITE(gmesa->buf, Light13Mode, LNM_Off); WRITE(gmesa->buf, Light14Mode, LNM_Off); WRITE(gmesa->buf, Light15Mode, LNM_Off); CHECK_DMA_BUFFER(gmesa, 22); WRITEF(gmesa->buf, Light0AmbientIntensityBlue, 0.0); WRITEF(gmesa->buf, Light0AmbientIntensityGreen, 0.0); WRITEF(gmesa->buf, Light0AmbientIntensityRed, 0.0); WRITEF(gmesa->buf, Light0DiffuseIntensityBlue, 1.0); WRITEF(gmesa->buf, Light0DiffuseIntensityGreen, 1.0); WRITEF(gmesa->buf, Light0DiffuseIntensityRed, 1.0); WRITEF(gmesa->buf, Light0SpecularIntensityBlue, 1.0); WRITEF(gmesa->buf, Light0SpecularIntensityGreen, 1.0); WRITEF(gmesa->buf, Light0SpecularIntensityRed, 1.0); WRITEF(gmesa->buf, Light0SpotlightDirectionZ, 0.0); WRITEF(gmesa->buf, Light0SpotlightDirectionY, 0.0); WRITEF(gmesa->buf, Light0SpotlightDirectionX, -1.0); WRITEF(gmesa->buf, Light0SpotlightExponent, 0.0); WRITEF(gmesa->buf, Light0PositionZ, 0.0); WRITEF(gmesa->buf, Light0PositionY, 0.0); WRITEF(gmesa->buf, Light0PositionX, 1.0); WRITEF(gmesa->buf, Light0PositionW, 0.0); WRITEF(gmesa->buf, Light0CosSpotlightCutoffAngle, -1.0); WRITEF(gmesa->buf, Light0ConstantAttenuation, 1.0); WRITEF(gmesa->buf, Light0LinearAttenuation, 0.0); WRITEF(gmesa->buf, Light0QuadraticAttenuation,0.0); CHECK_DMA_BUFFER(gmesa, 2); WRITEF(gmesa->buf, XBias, 0.0); WRITEF(gmesa->buf, YBias, 0.0); CHECK_DMA_BUFFER(gmesa, 6); WRITEF(gmesa->buf, ViewPortScaleX, gmesa->driScreen->fbWidth/4); WRITEF(gmesa->buf, ViewPortScaleY, gmesa->driScreen->fbHeight/4); WRITEF(gmesa->buf, ViewPortScaleZ, 1.0f); WRITEF(gmesa->buf, ViewPortOffsetX, gmesa->x); WRITEF(gmesa->buf, ViewPortOffsetY, gmesa->y); WRITEF(gmesa->buf, ViewPortOffsetZ, 0.0f); CHECK_DMA_BUFFER(gmesa, 3); WRITEF(gmesa->buf, Nz, 1.0); WRITEF(gmesa->buf, Ny, 0.0); WRITEF(gmesa->buf, Nx, 0.0); /* Send the initialization commands to the HW */ FLUSH_DMA_BUFFER(gmesa); }