several new bugs

1 files changed, 115 insertions, 92 deletions

diff --git a/src/mesa/drivers/dri/tdfx/tdfx_state.c b/src/mesa/drivers/dri/tdfx/tdfx_state.c
index dffcccd9a2..7f1ce3c004 100644
--- a/src/mesa/drivers/dri/tdfx/tdfx_state.c
+++ b/src/mesa/drivers/dri/tdfx/tdfx_state.c
@@ -26,6 +26,9 @@
 /* $XFree86: xc/lib/GL/mesa/src/drv/tdfx/tdfx_state.c,v 1.7 2002/10/30 12:52:00 alanh Exp $ */
 
 /*
+ * New fixes:
+ *	Daniel Borca <dborca@users.sourceforge.net>, 19 Jul 2004
+ *
  * Original rewrite:
  *	Gareth Hughes <gareth@valinux.com>, 29 Sep - 1 Oct 2000
  *
@@ -68,40 +71,19 @@ static void tdfxUpdateAlphaMode( GLcontext *ctx )
    tdfxContextPtr fxMesa = TDFX_CONTEXT(ctx);
    GrCmpFnc_t func;
    GrAlphaBlendFnc_t srcRGB, dstRGB, srcA, dstA;
+   GrAlphaBlendOp_t eqRGB, eqA;
    GrAlpha_t ref = (GLint) (ctx->Color.AlphaRef * 255.0);
+   
+   GLboolean isNapalm = TDFX_IS_NAPALM(fxMesa);
+   GLboolean have32bpp = (ctx->Visual.greenBits == 8);
+   GLboolean haveAlpha = fxMesa->haveHwAlpha;
 
    if ( TDFX_DEBUG & DEBUG_VERBOSE_API ) {
       fprintf( stderr, "%s()\n", __FUNCTION__ );
    }
 
    if ( ctx->Color.AlphaEnabled ) {
-      switch ( ctx->Color.AlphaFunc ) {
-      case GL_NEVER:
-	 func = GR_CMP_NEVER;
-	 break;
-      case GL_LESS:
-	 func = GR_CMP_LESS;
-         break;
-      case GL_LEQUAL:
-	 func = GR_CMP_LEQUAL;
-	 break;
-      case GL_EQUAL:
-	 func = GR_CMP_EQUAL;
-	 break;
-      case GL_GEQUAL:
-	 func = GR_CMP_GEQUAL;
-	 break;
-      case GL_GREATER:
-	 func = GR_CMP_GREATER;
-	 break;
-      case GL_NOTEQUAL:
-	 func = GR_CMP_NOTEQUAL;
-	 break;
-      case GL_ALWAYS:
-      default:
-	 func = GR_CMP_ALWAYS;
-	 break;
-      }
+      func = ctx->Color.AlphaFunc - GL_NEVER + GR_CMP_NEVER;
    } else {
       func = GR_CMP_ALWAYS;
    }
@@ -128,14 +110,24 @@ static void tdfxUpdateAlphaMode( GLcontext *ctx )
 	 srcRGB = GR_BLEND_ONE_MINUS_SRC_ALPHA;
 	 break;
       case GL_DST_ALPHA:
-	 srcRGB = GR_BLEND_DST_ALPHA;
+	 srcRGB = haveAlpha ? GR_BLEND_DST_ALPHA : GR_BLEND_ONE/*JJJ*/;
 	 break;
       case GL_ONE_MINUS_DST_ALPHA:
-	 srcRGB = GR_BLEND_ONE_MINUS_DST_ALPHA;
+	 srcRGB = haveAlpha ? GR_BLEND_ONE_MINUS_DST_ALPHA : GR_BLEND_ZERO/*JJJ*/;
 	 break;
       case GL_SRC_ALPHA_SATURATE:
 	 srcRGB = GR_BLEND_ALPHA_SATURATE;
 	 break;
+      case GL_SRC_COLOR:
+         if (isNapalm) {
+	    srcRGB = GR_BLEND_SAME_COLOR_EXT;
+	    break;
+         }
+      case GL_ONE_MINUS_SRC_COLOR:
+         if (isNapalm) {
+	    srcRGB = GR_BLEND_ONE_MINUS_SAME_COLOR_EXT;
+	    break;
+         }
       default:
 	 srcRGB = GR_BLEND_ONE;
       }
@@ -147,23 +139,21 @@ static void tdfxUpdateAlphaMode( GLcontext *ctx )
       case GL_ONE:
 	 srcA = GR_BLEND_ONE;
 	 break;
-      case GL_DST_COLOR:
-	 srcA = GR_BLEND_DST_ALPHA;  /* Napalm only */
-	 break;
-      case GL_ONE_MINUS_DST_COLOR:
-	 srcA = GR_BLEND_ONE_MINUS_DST_ALPHA;  /* Napalm only */
-	 break;
+      case GL_SRC_COLOR:
       case GL_SRC_ALPHA:
-	 srcA = GR_BLEND_SRC_ALPHA;  /* Napalm only */
+	 srcA = have32bpp ? GR_BLEND_SRC_ALPHA : GR_BLEND_ONE/*JJJ*/;
 	 break;
+      case GL_ONE_MINUS_SRC_COLOR:
       case GL_ONE_MINUS_SRC_ALPHA:
-	 srcA = GR_BLEND_ONE_MINUS_SRC_ALPHA;  /* Napalm only */
+	 srcA = have32bpp ? GR_BLEND_ONE_MINUS_SRC_ALPHA : GR_BLEND_ONE/*JJJ*/;
 	 break;
+      case GL_DST_COLOR:
       case GL_DST_ALPHA:
-	 srcA = GR_BLEND_DST_ALPHA;  /* Napalm only */
+	 srcA = (have32bpp && haveAlpha) ? GR_BLEND_DST_ALPHA : GR_BLEND_ONE/*JJJ*/;
 	 break;
+      case GL_ONE_MINUS_DST_COLOR:
       case GL_ONE_MINUS_DST_ALPHA:
-	 srcA = GR_BLEND_ONE_MINUS_DST_ALPHA;  /* Napalm only */
+	 srcA = (have32bpp && haveAlpha) ? GR_BLEND_ONE_MINUS_DST_ALPHA : GR_BLEND_ZERO/*JJJ*/;
 	 break;
       case GL_SRC_ALPHA_SATURATE:
          srcA = GR_BLEND_ONE;
@@ -192,11 +182,21 @@ static void tdfxUpdateAlphaMode( GLcontext *ctx )
 	 dstRGB = GR_BLEND_ONE_MINUS_SRC_ALPHA;
 	 break;
       case GL_DST_ALPHA:
-	 dstRGB = GR_BLEND_DST_ALPHA;
+	 dstRGB = haveAlpha ? GR_BLEND_DST_ALPHA : GR_BLEND_ONE/*JJJ*/;
 	 break;
       case GL_ONE_MINUS_DST_ALPHA:
-	 dstRGB = GR_BLEND_ONE_MINUS_DST_ALPHA;
+	 dstRGB = haveAlpha ? GR_BLEND_ONE_MINUS_DST_ALPHA : GR_BLEND_ZERO/*JJJ*/;
 	 break;
+      case GL_DST_COLOR:
+         if (isNapalm) {
+	    srcRGB = GR_BLEND_SAME_COLOR_EXT;
+	    break;
+         }
+      case GL_ONE_MINUS_DST_COLOR:
+         if (isNapalm) {
+	    srcRGB = GR_BLEND_ONE_MINUS_SAME_COLOR_EXT;
+	    break;
+         }
       default:
 	 dstRGB = GR_BLEND_ZERO;
       }
@@ -209,32 +209,58 @@ static void tdfxUpdateAlphaMode( GLcontext *ctx )
 	 dstA = GR_BLEND_ONE;
 	 break;
       case GL_SRC_COLOR:
-	 dstA = GR_BLEND_SRC_ALPHA;  /* Napalm only */
-	 break;
-      case GL_ONE_MINUS_SRC_COLOR:
-	 dstA = GR_BLEND_ONE_MINUS_SRC_ALPHA;  /* Napalm only */
-	 break;
       case GL_SRC_ALPHA:
-	 dstA = GR_BLEND_SRC_ALPHA;  /* Napalm only */
+	 dstA = have32bpp ? GR_BLEND_SRC_ALPHA : GR_BLEND_ZERO/*JJJ*/;
 	 break;
+      case GL_ONE_MINUS_SRC_COLOR:
       case GL_ONE_MINUS_SRC_ALPHA:
-	 dstA = GR_BLEND_ONE_MINUS_SRC_ALPHA;  /* Napalm only */
+	 dstA = have32bpp ? GR_BLEND_ONE_MINUS_SRC_ALPHA : GR_BLEND_ZERO/*JJJ*/;
 	 break;
+      case GL_DST_COLOR:
       case GL_DST_ALPHA:
-	 dstA = GR_BLEND_DST_ALPHA;  /* Napalm only */
+	 dstA = have32bpp ? GR_BLEND_DST_ALPHA : GR_BLEND_ONE/*JJJ*/;
 	 break;
+      case GL_ONE_MINUS_DST_COLOR:
       case GL_ONE_MINUS_DST_ALPHA:
-	 dstA = GR_BLEND_ONE_MINUS_DST_ALPHA;  /* Napalm only */
+	 dstA = have32bpp ? GR_BLEND_ONE_MINUS_DST_ALPHA : GR_BLEND_ZERO/*JJJ*/;
 	 break;
       default:
 	 dstA = GR_BLEND_ZERO;
       }
+
+      switch ( ctx->Color.BlendEquationRGB ) {
+      case GL_FUNC_SUBTRACT:
+	 eqRGB = GR_BLEND_OP_SUB;
+	 break;
+      case GL_FUNC_REVERSE_SUBTRACT:
+	 eqRGB = GR_BLEND_OP_REVSUB;
+	 break;
+      case GL_FUNC_ADD:
+      default:
+	 eqRGB = GR_BLEND_OP_ADD;
+	 break;
+      }
+
+      switch ( ctx->Color.BlendEquationA ) {
+      case GL_FUNC_SUBTRACT:
+	 eqA = GR_BLEND_OP_SUB;
+	 break;
+      case GL_FUNC_REVERSE_SUBTRACT:
+	 eqA = GR_BLEND_OP_REVSUB;
+	 break;
+      case GL_FUNC_ADD:
+      default:
+	 eqA = GR_BLEND_OP_ADD;
+	 break;
+      }
    } else {
       /* blend disabled */
       srcRGB = GR_BLEND_ONE;
       dstRGB = GR_BLEND_ZERO;
+      eqRGB = GR_BLEND_OP_ADD;
       srcA = GR_BLEND_ONE;
       dstA = GR_BLEND_ZERO;
+      eqA = GR_BLEND_OP_ADD;
    }
 
    if ( fxMesa->Color.AlphaFunc != func ) {
@@ -248,13 +274,17 @@ static void tdfxUpdateAlphaMode( GLcontext *ctx )
 
    if ( fxMesa->Color.BlendSrcRGB != srcRGB ||
 	fxMesa->Color.BlendDstRGB != dstRGB ||
+	fxMesa->Color.BlendEqRGB != eqRGB ||
 	fxMesa->Color.BlendSrcA != srcA ||
-	fxMesa->Color.BlendDstA != dstA )
+	fxMesa->Color.BlendDstA != dstA ||
+	fxMesa->Color.BlendEqA != eqA )
    {
       fxMesa->Color.BlendSrcRGB = srcRGB;
       fxMesa->Color.BlendDstRGB = dstRGB;
+      fxMesa->Color.BlendEqRGB = eqRGB;
       fxMesa->Color.BlendSrcA = srcA;
       fxMesa->Color.BlendDstA = dstA;
+      fxMesa->Color.BlendEqA = eqA;
       fxMesa->dirty |= TDFX_UPLOAD_BLEND_FUNC;
    }
 }
@@ -337,40 +367,8 @@ static void tdfxUpdateZMode( GLcontext *ctx )
    bias = (FxI32) (ctx->Polygon.OffsetUnits * TDFX_DEPTH_BIAS_SCALE);
 
    if ( ctx->Depth.Test ) {
-      switch ( ctx->Depth.Func ) {
-      case GL_NEVER:
-	 func = GR_CMP_NEVER;
-	 break;
-      case GL_LESS:
-	 func = GR_CMP_LESS;
-         break;
-      case GL_LEQUAL:
-	 func = GR_CMP_LEQUAL;
-	 break;
-      case GL_EQUAL:
-	 func = GR_CMP_EQUAL;
-	 break;
-      case GL_GEQUAL:
-	 func = GR_CMP_GEQUAL;
-	 break;
-      case GL_GREATER:
-	 func = GR_CMP_GREATER;
-	 break;
-      case GL_NOTEQUAL:
-	 func = GR_CMP_NOTEQUAL;
-	 break;
-      case GL_ALWAYS:
-      default:
-	 func = GR_CMP_ALWAYS;
-	 break;
-      }
-
-      if ( ctx->Depth.Mask ) {
-         mask = FXTRUE;
-      }
-      else {
-         mask = FXFALSE;
-      }
+      func = ctx->Depth.Func - GL_NEVER + GR_CMP_NEVER;
+      mask = ctx->Depth.Mask;
    }
    else {
       /* depth testing disabled */
@@ -378,8 +376,7 @@ static void tdfxUpdateZMode( GLcontext *ctx )
       mask = FXFALSE;        /* zbuffer is not touched */
    }
 
-   fxMesa->Depth.Clear = (FxU32) (((1 << fxMesa->glCtx->Visual.depthBits) - 1)
-                                  * ctx->Depth.Clear);
+   fxMesa->Depth.Clear = (FxU32) (ctx->DepthMaxF * ctx->Depth.Clear);
 
    if ( fxMesa->Depth.Bias != bias ) {
       fxMesa->Depth.Bias = bias;
@@ -464,7 +461,7 @@ static void tdfxUpdateStencil( GLcontext *ctx )
 
    if (fxMesa->haveHwStencil) {
       if (ctx->Stencil.Enabled) {
-         fxMesa->Stencil.Function = ctx->Stencil.Function[0] - GL_NEVER;
+         fxMesa->Stencil.Function = ctx->Stencil.Function[0] - GL_NEVER + GR_CMP_NEVER;
          fxMesa->Stencil.RefValue = ctx->Stencil.Ref[0];
          fxMesa->Stencil.ValueMask = ctx->Stencil.ValueMask[0];
          fxMesa->Stencil.WriteMask = ctx->Stencil.WriteMask[0];
@@ -520,7 +517,11 @@ static void tdfxUpdateFogAttrib( GLcontext *ctx )
    }
 
    if ( ctx->Fog.Enabled ) {
-      mode = GR_FOG_WITH_TABLE_ON_Q;
+      if (ctx->Fog.FogCoordinateSource == GL_FOG_COORDINATE_EXT) {
+         mode = GR_FOG_WITH_TABLE_ON_FOGCOORD_EXT;
+      } else {
+         mode = GR_FOG_WITH_TABLE_ON_Q;
+      }
    } else {
       mode = GR_FOG_DISABLE;
    }
@@ -532,6 +533,7 @@ static void tdfxUpdateFogAttrib( GLcontext *ctx )
    if ( fxMesa->Fog.Mode != mode ) {
       fxMesa->Fog.Mode = mode;
       fxMesa->dirty |= TDFX_UPLOAD_FOG_MODE;
+      fxMesa->dirty |= TDFX_UPLOAD_VERTEX_LAYOUT;/*JJJ*/
    }
    if ( fxMesa->Fog.Color != color ) {
       fxMesa->Fog.Color = color;
@@ -569,6 +571,26 @@ static void tdfxDDFogfv( GLcontext *ctx, GLenum pname, const GLfloat *param )
 
    FLUSH_BATCH( fxMesa );
    fxMesa->new_state |= TDFX_NEW_FOG;
+
+   switch (pname) {
+      case GL_FOG_COORDINATE_SOURCE_EXT: {
+         GLenum p = (GLenum)*param;
+         if (p == GL_FOG_COORDINATE_EXT) {
+            _swrast_allow_vertex_fog(ctx, GL_TRUE);
+            _swrast_allow_pixel_fog(ctx, GL_FALSE);
+            _tnl_allow_vertex_fog( ctx, GL_TRUE);
+            _tnl_allow_pixel_fog( ctx, GL_FALSE);
+         } else {
+            _swrast_allow_vertex_fog(ctx, GL_FALSE);
+            _swrast_allow_pixel_fog(ctx, GL_TRUE);
+            _tnl_allow_vertex_fog( ctx, GL_FALSE);
+            _tnl_allow_pixel_fog( ctx, GL_TRUE);
+         }
+         break;
+      }
+      default:
+         ;
+   }
 }
 
 
@@ -912,7 +934,7 @@ static void tdfxDDEnable( GLcontext *ctx, GLenum cap, GLboolean state )
       fxMesa->new_state |= TDFX_NEW_ALPHA;
       FALLBACK( fxMesa, TDFX_FALLBACK_LOGICOP,
 		(ctx->Color.ColorLogicOpEnabled &&
-		 ctx->Color.LogicOp != GL_COPY));
+		 ctx->Color.LogicOp != GL_COPY)/*JJJ - more blending*/);
       break;
 
    case GL_CULL_FACE:
@@ -974,15 +996,16 @@ static void tdfxDDEnable( GLcontext *ctx, GLenum cap, GLboolean state )
    case GL_STENCIL_TEST:
       FLUSH_BATCH( fxMesa );
       FALLBACK( fxMesa, TDFX_FALLBACK_STENCIL, state && !fxMesa->haveHwStencil);
+      fxMesa->new_state |= TDFX_NEW_STENCIL;
       break;
 
-   case GL_TEXTURE_1D:
    case GL_TEXTURE_3D:
       FLUSH_BATCH( fxMesa );
-      FALLBACK( fxMesa, TDFX_FALLBACK_TEXTURE_1D_3D, state); /* wrong */
+      FALLBACK( fxMesa, TDFX_FALLBACK_TEXTURE_MAP, state); /* wrong */
       fxMesa->new_state |= TDFX_NEW_TEXTURE;
       break;
 
+   case GL_TEXTURE_1D:
    case GL_TEXTURE_2D:
       FLUSH_BATCH( fxMesa );
       fxMesa->new_state |= TDFX_NEW_TEXTURE;