diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_render.c')
| -rw-r--r-- | nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_render.c | 808 |
1 files changed, 0 insertions, 808 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_render.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_render.c deleted file mode 100644 index 56f5f147e..000000000 --- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_render.c +++ /dev/null @@ -1,808 +0,0 @@ -/* -*- mode: c; c-basic-offset: 3 -*- - * - * Copyright 2000 VA Linux Systems Inc., Fremont, California. - * - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * VA LINUX SYSTEMS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, - * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF - * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - */ -/* $XFree86: xc/lib/GL/mesa/src/drv/tdfx/tdfx_render.c,v 1.4 2002/02/22 21:45:03 dawes Exp $ */ - -/* - * New fixes: - * Daniel Borca <dborca@users.sourceforge.net>, 19 Jul 2004 - * - * Original rewrite: - * Gareth Hughes <gareth@valinux.com>, 29 Sep - 1 Oct 2000 - * - * Authors: - * Gareth Hughes <gareth@valinux.com> - * Brian Paul <brianp@valinux.com> - * - */ - -#include "tdfx_context.h" -#include "tdfx_render.h" -#include "tdfx_state.h" -#include "tdfx_texman.h" -#include "swrast/swrast.h" - -/* Clear the color and/or depth buffers. - */ -static void tdfxClear( GLcontext *ctx, - GLbitfield mask, GLboolean all, - GLint x, GLint y, GLint width, GLint height ) -{ - tdfxContextPtr fxMesa = (tdfxContextPtr) ctx->DriverCtx; - GLbitfield softwareMask = mask & (BUFFER_BIT_ACCUM); - const GLuint stencil_size = - fxMesa->haveHwStencil ? fxMesa->glCtx->Visual.stencilBits : 0; - - if ( TDFX_DEBUG & DEBUG_VERBOSE_API ) { - fprintf( stderr, "%s( %d, %d, %d, %d )\n", - __FUNCTION__, (int) x, (int) y, (int) width, (int) height ); - } - - /* Need this check to respond to glScissor and clipping updates */ - if ((fxMesa->new_state & (TDFX_NEW_CLIP | TDFX_NEW_DEPTH)) || - (fxMesa->dirty & TDFX_UPLOAD_COLOR_MASK)) { - tdfxDDUpdateHwState(ctx); - } - - /* we can't clear accum buffers */ - mask &= ~(BUFFER_BIT_ACCUM); - - if (mask & BUFFER_BIT_STENCIL) { - if (!fxMesa->haveHwStencil || ctx->Stencil.WriteMask[0] != 0xff) { - /* Napalm seems to have trouble with stencil write masks != 0xff */ - /* do stencil clear in software */ - mask &= ~(BUFFER_BIT_STENCIL); - softwareMask |= BUFFER_BIT_STENCIL; - } - } - - if (fxMesa->glCtx->Visual.redBits != 8) { - /* can only do color masking if running in 24/32bpp on Napalm */ - if (ctx->Color.ColorMask[RCOMP] != ctx->Color.ColorMask[GCOMP] || - ctx->Color.ColorMask[GCOMP] != ctx->Color.ColorMask[BCOMP]) { - softwareMask |= (mask & (BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT)); - mask &= ~(BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT); - } - } - - if (fxMesa->haveHwStencil) { - /* - * If we want to clear stencil, it must be enabled - * in the HW, even if the stencil test is not enabled - * in the OGL state. - */ - LOCK_HARDWARE(fxMesa); - if (mask & BUFFER_BIT_STENCIL) { - fxMesa->Glide.grStencilMask(/*ctx->Stencil.WriteMask*/ 0xff); - /* set stencil ref value = desired clear value */ - fxMesa->Glide.grStencilFunc(GR_CMP_ALWAYS, - fxMesa->Stencil.Clear, 0xff); - fxMesa->Glide.grStencilOp(GR_STENCILOP_REPLACE, - GR_STENCILOP_REPLACE, GR_STENCILOP_REPLACE); - fxMesa->Glide.grEnable(GR_STENCIL_MODE_EXT); - } - else { - fxMesa->Glide.grDisable(GR_STENCIL_MODE_EXT); - } - UNLOCK_HARDWARE(fxMesa); - } - - /* - * This may be ugly, but it's needed in order to work around a number - * of Glide bugs. - */ - BEGIN_CLIP_LOOP(fxMesa); - { - /* - * This could probably be done fancier but doing each possible case - * explicitly is less error prone. - */ - switch (mask & ~BUFFER_BIT_STENCIL) { - case BUFFER_BIT_BACK_LEFT | BUFFER_BIT_DEPTH: - /* back buffer & depth */ - FX_grColorMaskv_NoLock(ctx, true4); /* work around Voodoo3 bug */ - fxMesa->Glide.grDepthMask(FXTRUE); - fxMesa->Glide.grRenderBuffer(GR_BUFFER_BACKBUFFER); - if (stencil_size > 0) { - fxMesa->Glide.grBufferClearExt(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear, - (FxU32) ctx->Stencil.Clear); - } - else - fxMesa->Glide.grBufferClear(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear); - if (!ctx->Depth.Mask || !ctx->Depth.Test) { - fxMesa->Glide.grDepthMask(FXFALSE); - } - break; - case BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_DEPTH: - /* XXX it appears that the depth buffer isn't cleared when - * glRenderBuffer(GR_BUFFER_FRONTBUFFER) is set. - * This is a work-around/ - */ - /* clear depth */ - fxMesa->Glide.grDepthMask(FXTRUE); - fxMesa->Glide.grRenderBuffer(GR_BUFFER_BACKBUFFER); - FX_grColorMaskv_NoLock(ctx, false4); - if (stencil_size > 0) - fxMesa->Glide.grBufferClearExt(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear, - (FxU32) ctx->Stencil.Clear); - else - fxMesa->Glide.grBufferClear(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear); - /* clear front */ - FX_grColorMaskv_NoLock(ctx, true4); - fxMesa->Glide.grRenderBuffer(GR_BUFFER_FRONTBUFFER); - if (stencil_size > 0) - fxMesa->Glide.grBufferClearExt(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear, - (FxU32) ctx->Stencil.Clear); - else - fxMesa->Glide.grBufferClear(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear); - if (!ctx->Depth.Mask || !ctx->Depth.Test) { - fxMesa->Glide.grDepthMask(FXFALSE); - } - break; - case BUFFER_BIT_BACK_LEFT: - /* back buffer only */ - fxMesa->Glide.grDepthMask(FXFALSE); - fxMesa->Glide.grRenderBuffer(GR_BUFFER_BACKBUFFER); - if (stencil_size > 0) - fxMesa->Glide.grBufferClearExt(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear, - (FxU32) ctx->Stencil.Clear); - else - fxMesa->Glide.grBufferClear(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear); - if (ctx->Depth.Mask && ctx->Depth.Test) { - fxMesa->Glide.grDepthMask(FXTRUE); - } - break; - case BUFFER_BIT_FRONT_LEFT: - /* front buffer only */ - fxMesa->Glide.grDepthMask(FXFALSE); - fxMesa->Glide.grRenderBuffer(GR_BUFFER_FRONTBUFFER); - if (stencil_size > 0) - fxMesa->Glide.grBufferClearExt(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear, - (FxU32) ctx->Stencil.Clear); - else - fxMesa->Glide.grBufferClear(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear); - if (ctx->Depth.Mask && ctx->Depth.Test) { - fxMesa->Glide.grDepthMask(FXTRUE); - } - break; - case BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT: - /* front and back */ - fxMesa->Glide.grDepthMask(FXFALSE); - fxMesa->Glide.grRenderBuffer(GR_BUFFER_BACKBUFFER); - if (stencil_size > 0) - fxMesa->Glide.grBufferClearExt(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear, - (FxU32) ctx->Stencil.Clear); - else - fxMesa->Glide.grBufferClear(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear); - fxMesa->Glide.grRenderBuffer(GR_BUFFER_FRONTBUFFER); - if (stencil_size > 0) - fxMesa->Glide.grBufferClearExt(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear, - (FxU32) ctx->Stencil.Clear); - else - fxMesa->Glide.grBufferClear(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear); - if (ctx->Depth.Mask && ctx->Depth.Test) { - fxMesa->Glide.grDepthMask(FXTRUE); - } - break; - case BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT | BUFFER_BIT_DEPTH: - /* clear front */ - fxMesa->Glide.grDepthMask(FXFALSE); - fxMesa->Glide.grRenderBuffer(GR_BUFFER_FRONTBUFFER); - if (stencil_size > 0) - fxMesa->Glide.grBufferClearExt(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear, - (FxU32) ctx->Stencil.Clear); - else - fxMesa->Glide.grBufferClear(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear); - /* clear back and depth */ - fxMesa->Glide.grDepthMask(FXTRUE); - fxMesa->Glide.grRenderBuffer(GR_BUFFER_BACKBUFFER); - if (stencil_size > 0) - fxMesa->Glide.grBufferClearExt(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear, - (FxU32) ctx->Stencil.Clear); - else - fxMesa->Glide.grBufferClear(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear); - if (!ctx->Depth.Mask || !ctx->Depth.Mask) { - fxMesa->Glide.grDepthMask(FXFALSE); - } - break; - case BUFFER_BIT_DEPTH: - /* just the depth buffer */ - fxMesa->Glide.grRenderBuffer(GR_BUFFER_BACKBUFFER); - FX_grColorMaskv_NoLock(ctx, false4); - fxMesa->Glide.grDepthMask(FXTRUE); - if (stencil_size > 0) - fxMesa->Glide.grBufferClearExt(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear, - (FxU32) ctx->Stencil.Clear); - else - fxMesa->Glide.grBufferClear(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear); - FX_grColorMaskv_NoLock(ctx, true4); - if (ctx->DrawBuffer->_ColorDrawBufferMask[0] & BUFFER_BIT_FRONT_LEFT) - fxMesa->Glide.grRenderBuffer(GR_BUFFER_FRONTBUFFER); - if (!ctx->Depth.Test || !ctx->Depth.Mask) - fxMesa->Glide.grDepthMask(FXFALSE); - break; - default: - /* clear no color buffers or depth buffer but might clear stencil */ - if (stencil_size > 0 && (mask & BUFFER_BIT_STENCIL)) { - /* XXX need this RenderBuffer call to work around Glide bug */ - fxMesa->Glide.grRenderBuffer(GR_BUFFER_BACKBUFFER); - fxMesa->Glide.grDepthMask(FXFALSE); - FX_grColorMaskv_NoLock(ctx, false4); - fxMesa->Glide.grBufferClearExt(fxMesa->Color.ClearColor, - fxMesa->Color.ClearAlpha, - fxMesa->Depth.Clear, - (FxU32) ctx->Stencil.Clear); - if (ctx->Depth.Mask && ctx->Depth.Test) { - fxMesa->Glide.grDepthMask(FXTRUE); - } - FX_grColorMaskv_NoLock(ctx, true4); - if (ctx->DrawBuffer->_ColorDrawBufferMask[0] & BUFFER_BIT_FRONT_LEFT) - fxMesa->Glide.grRenderBuffer(GR_BUFFER_FRONTBUFFER); - } - } - } - END_CLIP_LOOP(fxMesa); - - if (fxMesa->haveHwStencil && (mask & BUFFER_BIT_STENCIL)) { - /* We changed the stencil state above. Signal that we need to - * upload it again. - */ - fxMesa->dirty |= TDFX_UPLOAD_STENCIL; - } - - if (softwareMask) - _swrast_Clear( ctx, softwareMask, all, x, y, width, height ); -} - - - -static void tdfxFinish( GLcontext *ctx ) -{ - tdfxContextPtr fxMesa = TDFX_CONTEXT(ctx); - - FLUSH_BATCH( fxMesa ); - - LOCK_HARDWARE( fxMesa ); - fxMesa->Glide.grFinish(); - UNLOCK_HARDWARE( fxMesa ); -} - -static void tdfxFlush( GLcontext *ctx ) -{ - tdfxContextPtr fxMesa = TDFX_CONTEXT(ctx); - - FLUSH_BATCH( fxMesa ); - - LOCK_HARDWARE( fxMesa ); - fxMesa->Glide.grFlush(); - UNLOCK_HARDWARE( fxMesa ); -} - - -#if 0 -static const char *texSource(int k) -{ - switch (k) { - case GR_CMBX_ZERO: - return "GR_CMBX_ZERO"; - case GR_CMBX_TEXTURE_ALPHA: - return "GR_CMBX_TEXTURE_ALPHA"; - case GR_CMBX_ALOCAL: - return "GR_CMBX_ALOCAL"; - case GR_CMBX_AOTHER: - return "GR_CMBX_AOTHER"; - case GR_CMBX_B: - return "GR_CMBX_B"; - case GR_CMBX_CONSTANT_ALPHA: - return "GR_CMBX_CONSTANT_ALPHA"; - case GR_CMBX_CONSTANT_COLOR: - return "GR_CMBX_CONSTANT_COLOR"; - case GR_CMBX_DETAIL_FACTOR: - return "GR_CMBX_DETAIL_FACTOR"; - case GR_CMBX_ITALPHA: - return "GR_CMBX_ITALPHA"; - case GR_CMBX_ITRGB: - return "GR_CMBX_ITRGB"; - case GR_CMBX_LOCAL_TEXTURE_ALPHA: - return "GR_CMBX_LOCAL_TEXTURE_ALPHA"; - case GR_CMBX_LOCAL_TEXTURE_RGB: - return "GR_CMBX_LOCAL_TEXTURE_RGB"; - case GR_CMBX_LOD_FRAC: - return "GR_CMBX_LOD_FRAC"; - case GR_CMBX_OTHER_TEXTURE_ALPHA: - return "GR_CMBX_OTHER_TEXTURE_ALPHA"; - case GR_CMBX_OTHER_TEXTURE_RGB: - return "GR_CMBX_OTHER_TEXTURE_RGB"; - case GR_CMBX_TEXTURE_RGB: - return "GR_CMBX_TEXTURE_RGB"; - case GR_CMBX_TMU_CALPHA: - return "GR_CMBX_TMU_CALPHA"; - case GR_CMBX_TMU_CCOLOR: - return "GR_CMBX_TMU_CCOLOR"; - default: - return ""; - } -} -#endif - -#if 0 -static const char *texMode(int k) -{ - switch (k) { - case GR_FUNC_MODE_ZERO: - return "GR_FUNC_MODE_ZERO"; - case GR_FUNC_MODE_X: - return "GR_FUNC_MODE_X"; - case GR_FUNC_MODE_ONE_MINUS_X: - return "GR_FUNC_MODE_ONE_MINUS_X"; - case GR_FUNC_MODE_NEGATIVE_X: - return "GR_FUNC_MODE_NEGATIVE_X"; - case GR_FUNC_MODE_X_MINUS_HALF: - return "GR_FUNC_MODE_X_MINUS_HALF"; - default: - return ""; - } -} -#endif - -#if 0 -static const char *texInvert(int k) -{ - return k ? "FXTRUE" : "FXFALSE"; -} -#endif - -static void uploadTextureEnv( tdfxContextPtr fxMesa ) -{ - if (TDFX_IS_NAPALM(fxMesa)) { - int unit; - for (unit = 0; unit < TDFX_NUM_TMU; unit++) { -#if 0 - printf("upload env %d\n", unit); - printf(" cSourceA = %s\t", texSource(fxMesa->TexCombineExt[unit].Color.SourceA)); - printf(" cModeA = %s\n", texMode(fxMesa->TexCombineExt[unit].Color.ModeA)); - printf(" cSourceB = %s\t", texSource(fxMesa->TexCombineExt[unit].Color.SourceB)); - printf(" cModeB = %s\n", texMode(fxMesa->TexCombineExt[unit].Color.ModeB)); - printf(" cSourceC = %s\t", texSource(fxMesa->TexCombineExt[unit].Color.SourceC)); - printf(" cInvertC = %s\n", texInvert(fxMesa->TexCombineExt[unit].Color.InvertC)); - printf(" cSourceD = %s\t", texSource(fxMesa->TexCombineExt[unit].Color.SourceD)); - printf(" cInvertD = %s\n", texInvert(fxMesa->TexCombineExt[unit].Color.InvertD)); - printf(" cShift = %d\t", fxMesa->TexCombineExt[unit].Color.Shift); - printf(" cInvert = %d\n", fxMesa->TexCombineExt[unit].Color.Invert); - printf(" aSourceA = %s\t", texSource(fxMesa->TexCombineExt[unit].Alpha.SourceA)); - printf(" aModeA = %s\n", texMode(fxMesa->TexCombineExt[unit].Alpha.ModeA)); - printf(" aSourceB = %s\t", texSource(fxMesa->TexCombineExt[unit].Alpha.SourceB)); - printf(" aModeB = %s\n", texMode(fxMesa->TexCombineExt[unit].Alpha.ModeB)); - printf(" aSourceC = %s\t", texSource(fxMesa->TexCombineExt[unit].Alpha.SourceC)); - printf(" aInvertC = %s\n", texInvert(fxMesa->TexCombineExt[unit].Alpha.InvertC)); - printf(" aSourceD = %s\t", texSource(fxMesa->TexCombineExt[unit].Alpha.SourceD)); - printf(" aInvertD = %s\n", texInvert(fxMesa->TexCombineExt[unit].Alpha.InvertD)); - printf(" aShift = %d\t", fxMesa->TexCombineExt[unit].Alpha.Shift); - printf(" aInvert = %d\n", fxMesa->TexCombineExt[unit].Alpha.Invert); - printf(" Color = 0x%08x\n", fxMesa->TexCombineExt[unit].EnvColor); -#endif - fxMesa->Glide.grTexColorCombineExt(TDFX_TMU0 + unit, - fxMesa->TexCombineExt[unit].Color.SourceA, - fxMesa->TexCombineExt[unit].Color.ModeA, - fxMesa->TexCombineExt[unit].Color.SourceB, - fxMesa->TexCombineExt[unit].Color.ModeB, - fxMesa->TexCombineExt[unit].Color.SourceC, - fxMesa->TexCombineExt[unit].Color.InvertC, - fxMesa->TexCombineExt[unit].Color.SourceD, - fxMesa->TexCombineExt[unit].Color.InvertD, - fxMesa->TexCombineExt[unit].Color.Shift, - fxMesa->TexCombineExt[unit].Color.Invert); - fxMesa->Glide.grTexAlphaCombineExt(TDFX_TMU0 + unit, - fxMesa->TexCombineExt[unit].Alpha.SourceA, - fxMesa->TexCombineExt[unit].Alpha.ModeA, - fxMesa->TexCombineExt[unit].Alpha.SourceB, - fxMesa->TexCombineExt[unit].Alpha.ModeB, - fxMesa->TexCombineExt[unit].Alpha.SourceC, - fxMesa->TexCombineExt[unit].Alpha.InvertC, - fxMesa->TexCombineExt[unit].Alpha.SourceD, - fxMesa->TexCombineExt[unit].Alpha.InvertD, - fxMesa->TexCombineExt[unit].Alpha.Shift, - fxMesa->TexCombineExt[unit].Alpha.Invert); - fxMesa->Glide.grConstantColorValueExt(TDFX_TMU0 + unit, - fxMesa->TexCombineExt[unit].EnvColor); - } - } - else { - /* Voodoo3 */ - int unit; - for (unit = 0; unit < TDFX_NUM_TMU; unit++) { - struct tdfx_texcombine *comb = &fxMesa->TexCombine[unit]; - fxMesa->Glide.grTexCombine(TDFX_TMU0 + unit, - comb->FunctionRGB, - comb->FactorRGB, - comb->FunctionAlpha, - comb->FactorAlpha, - comb->InvertRGB, - comb->InvertAlpha); - } - } -} - - -static void uploadTextureParams( tdfxContextPtr fxMesa ) -{ - int unit; - for (unit = 0; unit < TDFX_NUM_TMU; unit++) { - const struct tdfx_texparams *p = &fxMesa->TexParams[unit]; - /* - printf("upload params %d\n", unit); - printf(" clamp %x %x\n", env->sClamp, env->tClamp); - printf(" filter %x %x\n", env->minFilt, env->magFilt); - printf(" mipmap %x %x\n", env->mmMode, env->LODblend); - printf(" lod bias %f\n", env->LodBias); - */ - fxMesa->Glide.grTexClampMode(GR_TMU0 + unit, p->sClamp, p->tClamp); - fxMesa->Glide.grTexFilterMode(GR_TMU0 + unit, p->minFilt, p->magFilt); - fxMesa->Glide.grTexMipMapMode(GR_TMU0 + unit, p->mmMode, p->LODblend); - fxMesa->Glide.grTexLodBiasValue(GR_TMU0 + unit, CLAMP(p->LodBias, -8, 7.75)); - } -} - - -static void uploadTextureSource( tdfxContextPtr fxMesa ) -{ - int unit; - for (unit = 0; unit < TDFX_NUM_TMU; unit++) { - const struct tdfx_texsource *src = &fxMesa->TexSource[unit]; - /* - printf("upload source %d @ %d %p\n", unit, src->StartAddress, src->Info); - */ - if (src->Info) { - /* - printf(" smallLodLog2=%d largeLodLog2=%d ar=%d format=%d data=%p\n", - src->Info->smallLodLog2, src->Info->largeLodLog2, - src->Info->aspectRatioLog2, src->Info->format, - src->Info->data); - */ - fxMesa->Glide.grTexSource(GR_TMU0 + unit, - src->StartAddress, - src->EvenOdd, - src->Info); - } - } -} - - -static void uploadTextureImages( tdfxContextPtr fxMesa ) -{ - GLcontext *ctx = fxMesa->glCtx; - int unit; - for (unit = 0; unit < TDFX_NUM_TMU; unit++) { - if (ctx->Texture.Unit[unit]._ReallyEnabled & (TEXTURE_1D_BIT|TEXTURE_2D_BIT)) { - struct gl_texture_object *tObj = ctx->Texture.Unit[unit]._Current; - tdfxTexInfo *ti = TDFX_TEXTURE_DATA(tObj); - if (ti && ti->reloadImages && ti->whichTMU != TDFX_TMU_NONE) { - /* - printf("download texture image on unit %d\n", unit); - */ - tdfxTMDownloadTexture(fxMesa, tObj); - ti->reloadImages = GL_FALSE; - } - } - } -} - - - -/* - * If scissoring is enabled, compute intersection of scissor region - * with all X clip rects, resulting in new cliprect list. - * If number of cliprects is zero or one, call grClipWindow to setup - * the clip region. Otherwise we'll call grClipWindow inside the - * BEGIN_CLIP_LOOP macro. - */ -void tdfxUploadClipping( tdfxContextPtr fxMesa ) -{ - __DRIdrawablePrivate *dPriv = fxMesa->driDrawable; - - assert(dPriv); - - if (fxMesa->numClipRects == 0) { - /* all drawing clipped away */ - fxMesa->Glide.grClipWindow(0, 0, 0, 0); - } - else if (fxMesa->numClipRects == 1) { - fxMesa->Glide.grClipWindow(fxMesa->pClipRects[0].x1, - fxMesa->screen_height - fxMesa->pClipRects[0].y2, - fxMesa->pClipRects[0].x2, - fxMesa->screen_height - fxMesa->pClipRects[0].y1); - } - /* else, we'll do a cliprect loop around all drawing */ - - fxMesa->Glide.grDRIPosition( dPriv->x, dPriv->y, dPriv->w, dPriv->h, - fxMesa->numClipRects, fxMesa->pClipRects ); -} - - -void tdfxEmitHwStateLocked( tdfxContextPtr fxMesa ) -{ - if ( !fxMesa->dirty ) - return; - - if ( fxMesa->dirty & TDFX_UPLOAD_COLOR_COMBINE ) { - if (TDFX_IS_NAPALM(fxMesa)) { - fxMesa->Glide.grColorCombineExt(fxMesa->ColorCombineExt.SourceA, - fxMesa->ColorCombineExt.ModeA, - fxMesa->ColorCombineExt.SourceB, - fxMesa->ColorCombineExt.ModeB, - fxMesa->ColorCombineExt.SourceC, - fxMesa->ColorCombineExt.InvertC, - fxMesa->ColorCombineExt.SourceD, - fxMesa->ColorCombineExt.InvertD, - fxMesa->ColorCombineExt.Shift, - fxMesa->ColorCombineExt.Invert); - } - else { - /* Voodoo 3 */ - fxMesa->Glide.grColorCombine( fxMesa->ColorCombine.Function, - fxMesa->ColorCombine.Factor, - fxMesa->ColorCombine.Local, - fxMesa->ColorCombine.Other, - fxMesa->ColorCombine.Invert ); - } - fxMesa->dirty &= ~TDFX_UPLOAD_COLOR_COMBINE; - } - if ( fxMesa->dirty & TDFX_UPLOAD_ALPHA_COMBINE ) { - if (TDFX_IS_NAPALM(fxMesa)) { - fxMesa->Glide.grAlphaCombineExt(fxMesa->AlphaCombineExt.SourceA, - fxMesa->AlphaCombineExt.ModeA, - fxMesa->AlphaCombineExt.SourceB, - fxMesa->AlphaCombineExt.ModeB, - fxMesa->AlphaCombineExt.SourceC, - fxMesa->AlphaCombineExt.InvertC, - fxMesa->AlphaCombineExt.SourceD, - fxMesa->AlphaCombineExt.InvertD, - fxMesa->AlphaCombineExt.Shift, - fxMesa->AlphaCombineExt.Invert); - } - else { - /* Voodoo 3 */ - fxMesa->Glide.grAlphaCombine( fxMesa->AlphaCombine.Function, - fxMesa->AlphaCombine.Factor, - fxMesa->AlphaCombine.Local, - fxMesa->AlphaCombine.Other, - fxMesa->AlphaCombine.Invert ); - } - fxMesa->dirty &= ~TDFX_UPLOAD_ALPHA_COMBINE; - } - - if ( fxMesa->dirty & TDFX_UPLOAD_RENDER_BUFFER ) { - fxMesa->Glide.grRenderBuffer( fxMesa->DrawBuffer ); - fxMesa->dirty &= ~TDFX_UPLOAD_RENDER_BUFFER; - } - - if ( fxMesa->dirty & TDFX_UPLOAD_STIPPLE) { - fxMesa->Glide.grStipplePattern( fxMesa->Stipple.Pattern ); - fxMesa->Glide.grStippleMode( fxMesa->Stipple.Mode ); - fxMesa->dirty &= ~TDFX_UPLOAD_STIPPLE; - } - - if ( fxMesa->dirty & TDFX_UPLOAD_ALPHA_TEST ) { - fxMesa->Glide.grAlphaTestFunction( fxMesa->Color.AlphaFunc ); - fxMesa->dirty &= ~TDFX_UPLOAD_ALPHA_TEST; - } - if ( fxMesa->dirty & TDFX_UPLOAD_ALPHA_REF ) { - fxMesa->Glide.grAlphaTestReferenceValue( fxMesa->Color.AlphaRef ); - fxMesa->dirty &= ~TDFX_UPLOAD_ALPHA_REF; - } - if ( fxMesa->dirty & TDFX_UPLOAD_BLEND_FUNC ) { - if (fxMesa->Glide.grAlphaBlendFunctionExt) { - fxMesa->Glide.grAlphaBlendFunctionExt( fxMesa->Color.BlendSrcRGB, - fxMesa->Color.BlendDstRGB, - fxMesa->Color.BlendEqRGB, - fxMesa->Color.BlendSrcA, - fxMesa->Color.BlendDstA, - fxMesa->Color.BlendEqA ); - } - else { - fxMesa->Glide.grAlphaBlendFunction( fxMesa->Color.BlendSrcRGB, - fxMesa->Color.BlendDstRGB, - fxMesa->Color.BlendSrcA, - fxMesa->Color.BlendDstA ); - } - fxMesa->dirty &= ~TDFX_UPLOAD_BLEND_FUNC; - } - - if ( fxMesa->dirty & TDFX_UPLOAD_DEPTH_MODE ) { - fxMesa->Glide.grDepthBufferMode( fxMesa->Depth.Mode ); - fxMesa->dirty &= ~TDFX_UPLOAD_DEPTH_MODE; - } - if ( fxMesa->dirty & TDFX_UPLOAD_DEPTH_BIAS ) { - fxMesa->Glide.grDepthBiasLevel( fxMesa->Depth.Bias ); - fxMesa->dirty &= ~TDFX_UPLOAD_DEPTH_BIAS; - } - if ( fxMesa->dirty & TDFX_UPLOAD_DEPTH_FUNC ) { - fxMesa->Glide.grDepthBufferFunction( fxMesa->Depth.Func ); - fxMesa->dirty &= ~TDFX_UPLOAD_DEPTH_FUNC; - } - if ( fxMesa->dirty & TDFX_UPLOAD_DEPTH_MASK ) { - fxMesa->Glide.grDepthMask( fxMesa->Depth.Mask ); - fxMesa->dirty &= ~TDFX_UPLOAD_DEPTH_MASK; - } - - if ( fxMesa->dirty & TDFX_UPLOAD_DITHER) { - fxMesa->Glide.grDitherMode( fxMesa->Color.Dither ); - } - - if ( fxMesa->dirty & TDFX_UPLOAD_FOG_MODE ) { - fxMesa->Glide.grFogMode( fxMesa->Fog.Mode ); - fxMesa->dirty &= ~TDFX_UPLOAD_FOG_MODE; - } - if ( fxMesa->dirty & TDFX_UPLOAD_FOG_COLOR ) { - fxMesa->Glide.grFogColorValue( fxMesa->Fog.Color ); - fxMesa->dirty &= ~TDFX_UPLOAD_FOG_COLOR; - } - if ( fxMesa->dirty & TDFX_UPLOAD_FOG_TABLE ) { - fxMesa->Glide.grFogTable( fxMesa->Fog.Table ); - fxMesa->dirty &= ~TDFX_UPLOAD_FOG_TABLE; - } - - if ( fxMesa->dirty & TDFX_UPLOAD_CULL ) { - fxMesa->Glide.grCullMode( fxMesa->CullMode ); - fxMesa->dirty &= ~TDFX_UPLOAD_CULL; - } - - if ( fxMesa->dirty & TDFX_UPLOAD_CLIP ) { - tdfxUploadClipping( fxMesa ); - fxMesa->dirty &= ~TDFX_UPLOAD_CLIP; - } - - if ( fxMesa->dirty & TDFX_UPLOAD_COLOR_MASK ) { - if ( fxMesa->Glide.grColorMaskExt - && fxMesa->glCtx->Visual.redBits == 8) { - fxMesa->Glide.grColorMaskExt( fxMesa->Color.ColorMask[RCOMP], - fxMesa->Color.ColorMask[GCOMP], - fxMesa->Color.ColorMask[BCOMP], - fxMesa->Color.ColorMask[ACOMP] ); - } else { - fxMesa->Glide.grColorMask( fxMesa->Color.ColorMask[RCOMP] || - fxMesa->Color.ColorMask[GCOMP] || - fxMesa->Color.ColorMask[BCOMP], - /*fxMesa->Color.ColorMask[ACOMP]*/GL_FALSE/*[dBorca] no-no*/ ); - } - fxMesa->dirty &= ~TDFX_UPLOAD_COLOR_MASK; - } - - if ( fxMesa->dirty & TDFX_UPLOAD_CONSTANT_COLOR ) { - fxMesa->Glide.grConstantColorValue( fxMesa->Color.MonoColor ); - fxMesa->dirty &= ~TDFX_UPLOAD_CONSTANT_COLOR; - } - - if ( fxMesa->dirty & TDFX_UPLOAD_LINE ) { - if (fxMesa->glCtx->Line.SmoothFlag && fxMesa->glCtx->Line.Width == 1.0) - fxMesa->Glide.grEnable(GR_AA_ORDERED); - else - fxMesa->Glide.grDisable(GR_AA_ORDERED); - fxMesa->dirty &= ~TDFX_UPLOAD_LINE; - } - - if ( fxMesa->dirty & TDFX_UPLOAD_STENCIL ) { - if (fxMesa->glCtx->Stencil.Enabled) { - fxMesa->Glide.grEnable(GR_STENCIL_MODE_EXT); - fxMesa->Glide.grStencilOp(fxMesa->Stencil.FailFunc, - fxMesa->Stencil.ZFailFunc, - fxMesa->Stencil.ZPassFunc); - fxMesa->Glide.grStencilFunc(fxMesa->Stencil.Function, - fxMesa->Stencil.RefValue, - fxMesa->Stencil.ValueMask); - fxMesa->Glide.grStencilMask(fxMesa->Stencil.WriteMask); - } - else { - fxMesa->Glide.grDisable(GR_STENCIL_MODE_EXT); - } - fxMesa->dirty &= ~TDFX_UPLOAD_STENCIL; - } - - if ( fxMesa->dirty & TDFX_UPLOAD_VERTEX_LAYOUT ) { - fxMesa->Glide.grGlideSetVertexLayout( fxMesa->layout[fxMesa->vertexFormat] ); - /* [dborca] enable fogcoord */ - fxMesa->Glide.grVertexLayout(GR_PARAM_FOG_EXT, TDFX_FOG_OFFSET, - fxMesa->Fog.Mode == GR_FOG_WITH_TABLE_ON_FOGCOORD_EXT); - fxMesa->dirty &= ~TDFX_UPLOAD_VERTEX_LAYOUT; - } - - if ( fxMesa->dirty & TDFX_UPLOAD_TEXTURE_ENV ) { - uploadTextureEnv(fxMesa); - fxMesa->dirty &= ~TDFX_UPLOAD_TEXTURE_ENV; - } - - if ( fxMesa->dirty & TDFX_UPLOAD_TEXTURE_PARAMS ) { - uploadTextureParams(fxMesa); - fxMesa->dirty &= ~TDFX_UPLOAD_TEXTURE_PARAMS; - } - - if ( fxMesa->dirty & TDFX_UPLOAD_TEXTURE_PALETTE ) { - if (fxMesa->TexPalette.Data) { - fxMesa->Glide.grTexDownloadTable(fxMesa->TexPalette.Type, fxMesa->TexPalette.Data); - } - fxMesa->dirty &= ~TDFX_UPLOAD_TEXTURE_PALETTE; - } - - if ( fxMesa->dirty & TDFX_UPLOAD_TEXTURE_SOURCE ) { - uploadTextureSource(fxMesa); - fxMesa->dirty &= ~TDFX_UPLOAD_TEXTURE_SOURCE; - } - - if ( fxMesa->dirty & TDFX_UPLOAD_TEXTURE_IMAGES ) { - uploadTextureImages(fxMesa); - fxMesa->dirty &= ~TDFX_UPLOAD_TEXTURE_IMAGES; - } - - fxMesa->dirty = 0; -} - - - -void tdfxInitRenderFuncs( struct dd_function_table *functions ) -{ - functions->Clear = tdfxClear; - functions->Finish = tdfxFinish; - functions->Flush = tdfxFlush; -} |