mesa: separate legacy stuff from gl_texture_unit into gl_fixedfunc_texture_unit

Reviewed-by: Brian Paul <[email protected]>

14 files changed, 62 insertions, 47 deletions

diff --git a/src/mesa/drivers/common/meta.c b/src/mesa/drivers/common/meta.c
index a7dd139500f..cd898e26f6f 100644
--- a/src/mesa/drivers/common/meta.c
+++ b/src/mesa/drivers/common/meta.c
@@ -631,14 +631,14 @@ _mesa_meta_begin(struct gl_context *ctx, GLbitfield state)
       GLuint u, tgt;
 
       save->ActiveUnit = ctx->Texture.CurrentUnit;
-      save->EnvMode = ctx->Texture.Unit[0].EnvMode;
+      save->EnvMode = ctx->Texture.FixedFuncUnit[0].EnvMode;
 
       /* Disable all texture units */
       for (u = 0; u < ctx->Const.MaxTextureUnits; u++) {
-         save->TexEnabled[u] = ctx->Texture.Unit[u].Enabled;
-         save->TexGenEnabled[u] = ctx->Texture.Unit[u].TexGenEnabled;
-         if (ctx->Texture.Unit[u].Enabled ||
-             ctx->Texture.Unit[u].TexGenEnabled) {
+         save->TexEnabled[u] = ctx->Texture.FixedFuncUnit[u].Enabled;
+         save->TexGenEnabled[u] = ctx->Texture.FixedFuncUnit[u].TexGenEnabled;
+         if (ctx->Texture.FixedFuncUnit[u].Enabled ||
+             ctx->Texture.FixedFuncUnit[u].TexGenEnabled) {
             _mesa_ActiveTexture(GL_TEXTURE0 + u);
             _mesa_set_enable(ctx, GL_TEXTURE_2D, GL_FALSE);
             if (ctx->Extensions.ARB_texture_cube_map)
@@ -1065,14 +1065,14 @@ _mesa_meta_end(struct gl_context *ctx)
 
       /* Restore fixed function texture enables, texgen */
       for (u = 0; u < ctx->Const.MaxTextureUnits; u++) {
-         if (ctx->Texture.Unit[u].Enabled != save->TexEnabled[u]) {
+         if (ctx->Texture.FixedFuncUnit[u].Enabled != save->TexEnabled[u]) {
             FLUSH_VERTICES(ctx, _NEW_TEXTURE);
-            ctx->Texture.Unit[u].Enabled = save->TexEnabled[u];
+            ctx->Texture.FixedFuncUnit[u].Enabled = save->TexEnabled[u];
          }
 
-         if (ctx->Texture.Unit[u].TexGenEnabled != save->TexGenEnabled[u]) {
+         if (ctx->Texture.FixedFuncUnit[u].TexGenEnabled != save->TexGenEnabled[u]) {
             FLUSH_VERTICES(ctx, _NEW_TEXTURE);
-            ctx->Texture.Unit[u].TexGenEnabled = save->TexGenEnabled[u];
+            ctx->Texture.FixedFuncUnit[u].TexGenEnabled = save->TexGenEnabled[u];
          }
       }
 
diff --git a/src/mesa/drivers/dri/i915/i830_texblend.c b/src/mesa/drivers/dri/i915/i830_texblend.c
index 15d6d54a795..390a54f917f 100644
--- a/src/mesa/drivers/dri/i915/i830_texblend.c
+++ b/src/mesa/drivers/dri/i915/i830_texblend.c
@@ -388,7 +388,8 @@ static void
 emit_texblend(struct i830_context *i830, GLuint unit, GLuint blendUnit,
               bool last_stage)
 {
-   struct gl_texture_unit *texUnit = &i830->intel.ctx.Texture.Unit[unit];
+   struct gl_fixedfunc_texture_unit *texUnit =
+      &i830->intel.ctx.Texture.FixedFuncUnit[unit];
    GLuint tmp[I830_TEXBLEND_SIZE], tmp_sz;
 
 
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_util.h b/src/mesa/drivers/dri/nouveau/nouveau_util.h
index 8087445b65a..088a2563766 100644
--- a/src/mesa/drivers/dri/nouveau/nouveau_util.h
+++ b/src/mesa/drivers/dri/nouveau/nouveau_util.h
@@ -193,7 +193,7 @@ is_texture_source(int s)
 }
 
 static inline struct gl_texgen *
-get_texgen_coord(struct gl_texture_unit *u, int i)
+get_texgen_coord(struct gl_fixedfunc_texture_unit *u, int i)
 {
 	return ((struct gl_texgen *[])
 		{ &u->GenS, &u->GenT, &u->GenR, &u->GenQ }) [i];
diff --git a/src/mesa/drivers/dri/nouveau/nv04_context.c b/src/mesa/drivers/dri/nouveau/nv04_context.c
index 4dbb950e9ab..324595e2403 100644
--- a/src/mesa/drivers/dri/nouveau/nv04_context.c
+++ b/src/mesa/drivers/dri/nouveau/nv04_context.c
@@ -32,17 +32,18 @@
 #include "nv04_driver.h"
 
 static GLboolean
-texunit_needs_combiners(struct gl_texture_unit *u)
+texunit_needs_combiners(struct gl_texture_unit *u,
+                        struct gl_fixedfunc_texture_unit *f)
 {
 	struct gl_texture_object *t = u->_Current;
 	struct gl_texture_image *ti = t->Image[0][t->BaseLevel];
 
 	return ti->TexFormat == MESA_FORMAT_A_UNORM8 ||
 		ti->TexFormat == MESA_FORMAT_L_UNORM8 ||
-		u->EnvMode == GL_COMBINE ||
-		u->EnvMode == GL_COMBINE4_NV ||
-		u->EnvMode == GL_BLEND ||
-		u->EnvMode == GL_ADD;
+		f->EnvMode == GL_COMBINE ||
+		f->EnvMode == GL_COMBINE4_NV ||
+		f->EnvMode == GL_BLEND ||
+		f->EnvMode == GL_ADD;
 }
 
 struct nouveau_object *
@@ -54,7 +55,8 @@ nv04_context_engine(struct gl_context *ctx)
 	struct nouveau_object *fahrenheit;
 
 	if ((ctx->Texture.Unit[0]._Current &&
-	     texunit_needs_combiners(&ctx->Texture.Unit[0])) ||
+	     texunit_needs_combiners(&ctx->Texture.Unit[0],
+                                     &ctx->Texture.FixedFuncUnit[0])) ||
 	    ctx->Texture.Unit[1]._Current ||
 	    ctx->Stencil.Enabled ||
 	    GET_COLORMASK(ctx->Color.ColorMask, 0) != 0xf)
diff --git a/src/mesa/drivers/dri/nouveau/nv04_state_frag.c b/src/mesa/drivers/dri/nouveau/nv04_state_frag.c
index bfe8eaea123..26e2e91a6e0 100644
--- a/src/mesa/drivers/dri/nouveau/nv04_state_frag.c
+++ b/src/mesa/drivers/dri/nouveau/nv04_state_frag.c
@@ -64,7 +64,7 @@ struct combiner_state {
  * context. */
 #define INIT_COMBINER(chan, ctx, rc, i) do {			\
 		struct gl_tex_env_combine_state *c =		\
-			ctx->Texture.Unit[i]._CurrentCombine;	\
+			ctx->Texture.FixedFuncUnit[i]._CurrentCombine;	\
 		(rc)->ctx = ctx;				\
 		(rc)->unit = i;					\
 		(rc)->alpha = __INIT_COMBINER_ALPHA_##chan;	\
@@ -287,7 +287,7 @@ nv04_emit_tex_env(struct gl_context *ctx, int emit)
 	/* calculate non-multitex state */
 	nv04->blend &= ~NV04_TEXTURED_TRIANGLE_BLEND_TEXTURE_MAP__MASK;
 	if (ctx->Texture._MaxEnabledTexImageUnit != -1)
-		nv04->blend |= get_texenv_mode(ctx->Texture.Unit[0].EnvMode);
+		nv04->blend |= get_texenv_mode(ctx->Texture.FixedFuncUnit[0].EnvMode);
 	else
 		nv04->blend |= get_texenv_mode(GL_MODULATE);
 
@@ -295,5 +295,5 @@ nv04_emit_tex_env(struct gl_context *ctx, int emit)
 	nv04->alpha[i] = rc_a.hw;
 	nv04->color[i] = rc_c.hw;
 	nv04->factor   = pack_rgba_f(MESA_FORMAT_B8G8R8A8_UNORM,
-				     ctx->Texture.Unit[0].EnvColor);
+				     ctx->Texture.FixedFuncUnit[0].EnvColor);
 }
diff --git a/src/mesa/drivers/dri/nouveau/nv10_state_frag.c b/src/mesa/drivers/dri/nouveau/nv10_state_frag.c
index 42dff085ca5..27400d3ebdc 100644
--- a/src/mesa/drivers/dri/nouveau/nv10_state_frag.c
+++ b/src/mesa/drivers/dri/nouveau/nv10_state_frag.c
@@ -80,7 +80,7 @@ struct combiner_state {
  * context. */
 #define INIT_COMBINER(chan, ctx, rc, i) do {			\
 		struct gl_tex_env_combine_state *c =		\
-			ctx->Texture.Unit[i]._CurrentCombine;	\
+			ctx->Texture.FixedFuncUnit[i]._CurrentCombine;	\
 		(rc)->ctx = ctx;				\
 		(rc)->unit = i;					\
 		(rc)->premodulate = c->_NumArgs##chan == 4;	\
@@ -332,7 +332,7 @@ nv10_get_general_combiner(struct gl_context *ctx, int i,
 	}
 
 	*k = pack_rgba_f(MESA_FORMAT_B8G8R8A8_UNORM,
-			 ctx->Texture.Unit[i].EnvColor);
+			 ctx->Texture.FixedFuncUnit[i].EnvColor);
 	*a_in = rc_a.in;
 	*a_out = rc_a.out;
 	*c_in = rc_c.in;
diff --git a/src/mesa/drivers/dri/nouveau/nv10_state_tex.c b/src/mesa/drivers/dri/nouveau/nv10_state_tex.c
index d85adfa9cf7..d741d416673 100644
--- a/src/mesa/drivers/dri/nouveau/nv10_state_tex.c
+++ b/src/mesa/drivers/dri/nouveau/nv10_state_tex.c
@@ -39,7 +39,8 @@ nv10_emit_tex_gen(struct gl_context *ctx, int emit)
 	const int i = emit - NOUVEAU_STATE_TEX_GEN0;
 	struct nouveau_context *nctx = to_nouveau_context(ctx);
 	struct nouveau_pushbuf *push = context_push(ctx);
-	struct gl_texture_unit *unit = &ctx->Texture.Unit[i];
+	struct gl_fixedfunc_texture_unit *unit =
+           &ctx->Texture.FixedFuncUnit[i];
 	int j;
 
 	for (j = 0; j < 4; j++) {
@@ -73,7 +74,7 @@ nv10_emit_tex_mat(struct gl_context *ctx, int emit)
 
 	if (nctx->fallback == HWTNL &&
 	    ((ctx->Texture._TexMatEnabled & 1 << i) ||
-	     ctx->Texture.Unit[i]._GenFlags)) {
+	     ctx->Texture.FixedFuncUnit[i]._GenFlags)) {
 		BEGIN_NV04(push, NV10_3D(TEX_MATRIX_ENABLE(i)), 1);
 		PUSH_DATA (push, 1);
 
diff --git a/src/mesa/drivers/dri/nouveau/nv20_state_tex.c b/src/mesa/drivers/dri/nouveau/nv20_state_tex.c
index 72df81476c5..9960ae0d449 100644
--- a/src/mesa/drivers/dri/nouveau/nv20_state_tex.c
+++ b/src/mesa/drivers/dri/nouveau/nv20_state_tex.c
@@ -39,7 +39,8 @@ nv20_emit_tex_gen(struct gl_context *ctx, int emit)
 	const int i = emit - NOUVEAU_STATE_TEX_GEN0;
 	struct nouveau_context *nctx = to_nouveau_context(ctx);
 	struct nouveau_pushbuf *push = context_push(ctx);
-	struct gl_texture_unit *unit = &ctx->Texture.Unit[i];
+	struct gl_fixedfunc_texture_unit *unit =
+           &ctx->Texture.FixedFuncUnit[i];
 	int j;
 
 	for (j = 0; j < 4; j++) {
diff --git a/src/mesa/drivers/dri/r200/r200_tex.c b/src/mesa/drivers/dri/r200/r200_tex.c
index 0696c0dc683..1b217b9ed2b 100644
--- a/src/mesa/drivers/dri/r200/r200_tex.c
+++ b/src/mesa/drivers/dri/r200/r200_tex.c
@@ -297,7 +297,8 @@ static void r200TexEnv( struct gl_context *ctx, GLenum target,
 {
    r200ContextPtr rmesa = R200_CONTEXT(ctx);
    GLuint unit = ctx->Texture.CurrentUnit;
-   struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
+   struct gl_fixedfunc_texture_unit *texUnit =
+      &ctx->Texture.FixedFuncUnit[unit];
 
    radeon_print(RADEON_TEXTURE | RADEON_STATE, RADEON_VERBOSE, "%s( %s )\n",
 	       __func__, _mesa_enum_to_string( pname ) );
diff --git a/src/mesa/drivers/dri/r200/r200_texstate.c b/src/mesa/drivers/dri/r200/r200_texstate.c
index dcf211f521e..60a20071d97 100644
--- a/src/mesa/drivers/dri/r200/r200_texstate.c
+++ b/src/mesa/drivers/dri/r200/r200_texstate.c
@@ -217,7 +217,9 @@ do {							\
 static GLboolean r200UpdateTextureEnv( struct gl_context *ctx, int unit, int slot, GLuint replaceargs )
 {
    r200ContextPtr rmesa = R200_CONTEXT(ctx);
-   const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
+   const struct gl_texture_unit *rtexUnit = &ctx->Texture.Unit[unit];
+   const struct gl_fixedfunc_texture_unit *texUnit =
+      &ctx->Texture.FixedFuncUnit[unit];
    GLuint color_combine, alpha_combine;
    GLuint color_scale = rmesa->hw.pix[slot].cmd[PIX_PP_TXCBLEND2] &
       ~(R200_TXC_SCALE_MASK | R200_TXC_OUTPUT_REG_MASK | R200_TXC_TFACTOR_SEL_MASK |
@@ -244,7 +246,7 @@ static GLboolean r200UpdateTextureEnv( struct gl_context *ctx, int unit, int slo
 			(unit << R200_TXA_TFACTOR_SEL_SHIFT) |
 			(replaceargs << R200_TXA_TFACTOR1_SEL_SHIFT);
 
-   if ( !texUnit->_Current ) {
+   if ( !rtexUnit->_Current ) {
       assert( unit == 0);
       color_combine = R200_TXC_ARG_A_ZERO | R200_TXC_ARG_B_ZERO
 	  | R200_TXC_ARG_C_DIFFUSE_COLOR | R200_TXC_OP_MADD;
@@ -261,9 +263,9 @@ static GLboolean r200UpdateTextureEnv( struct gl_context *ctx, int unit, int slo
 
 
       const GLint replaceoprgb =
-	 ctx->Texture.Unit[replaceargs]._CurrentCombine->OperandRGB[0] - GL_SRC_COLOR;
+	 ctx->Texture.FixedFuncUnit[replaceargs]._CurrentCombine->OperandRGB[0] - GL_SRC_COLOR;
       const GLint replaceopa =
-	 ctx->Texture.Unit[replaceargs]._CurrentCombine->OperandA[0] - GL_SRC_ALPHA;
+	 ctx->Texture.FixedFuncUnit[replaceargs]._CurrentCombine->OperandA[0] - GL_SRC_ALPHA;
 
       /* Step 1:
        * Extract the color and alpha combine function arguments.
@@ -286,7 +288,7 @@ static GLboolean r200UpdateTextureEnv( struct gl_context *ctx, int unit, int slo
 	 case GL_PREVIOUS:
 	    if (replaceargs != unit) {
 	       const GLint srcRGBreplace =
-		  ctx->Texture.Unit[replaceargs]._CurrentCombine->SourceRGB[0];
+		  ctx->Texture.FixedFuncUnit[replaceargs]._CurrentCombine->SourceRGB[0];
 	       if (op >= 2) {
 		  op = op ^ replaceopa;
 	       }
@@ -373,7 +375,7 @@ static GLboolean r200UpdateTextureEnv( struct gl_context *ctx, int unit, int slo
 	 case GL_PREVIOUS:
 	    if (replaceargs != unit) {
 	       const GLint srcAreplace =
-		  ctx->Texture.Unit[replaceargs]._CurrentCombine->SourceA[0];
+		  ctx->Texture.FixedFuncUnit[replaceargs]._CurrentCombine->SourceA[0];
 	       op = op ^ replaceopa;
 	       switch (srcAreplace) {
 	       case GL_TEXTURE:
@@ -771,7 +773,9 @@ static GLboolean r200UpdateAllTexEnv( struct gl_context *ctx )
    stageref[maxunitused + 1] = REF_COLOR | REF_ALPHA;
 
    for ( j = maxunitused; j >= 0; j-- ) {
-      const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[j];
+      const struct gl_texture_unit *rtexUnit = &ctx->Texture.Unit[j];
+      const struct gl_fixedfunc_texture_unit *texUnit =
+         &ctx->Texture.FixedFuncUnit[j];
 
       rmesa->state.texture.unit[j].outputreg = -1;
 
@@ -793,7 +797,7 @@ static GLboolean r200UpdateAllTexEnv( struct gl_context *ctx )
 
          nextunit[j] = currentnext;
 
-         if (!texUnit->_Current) {
+         if (!rtexUnit->_Current) {
 	 /* the not enabled stages are referenced "indirectly",
             must not cut off the lower stages */
 	    stageref[j] = REF_COLOR | REF_ALPHA;
@@ -880,10 +884,10 @@ static GLboolean r200UpdateAllTexEnv( struct gl_context *ctx )
       if (ctx->Texture.Unit[i]._Current && stageref[i+1]) {
          GLuint replaceunit = i;
 	 /* try to optimize GL_REPLACE away (only one level deep though) */
-	 if (	(ctx->Texture.Unit[i]._CurrentCombine->ModeRGB == GL_REPLACE) &&
-		(ctx->Texture.Unit[i]._CurrentCombine->ModeA == GL_REPLACE) &&
-		(ctx->Texture.Unit[i]._CurrentCombine->ScaleShiftRGB == 0) &&
-		(ctx->Texture.Unit[i]._CurrentCombine->ScaleShiftA == 0) &&
+	 if (	(ctx->Texture.FixedFuncUnit[i]._CurrentCombine->ModeRGB == GL_REPLACE) &&
+		(ctx->Texture.FixedFuncUnit[i]._CurrentCombine->ModeA == GL_REPLACE) &&
+		(ctx->Texture.FixedFuncUnit[i]._CurrentCombine->ScaleShiftRGB == 0) &&
+		(ctx->Texture.FixedFuncUnit[i]._CurrentCombine->ScaleShiftA == 0) &&
 		(nextunit[i] > 0) ) {
 	    /* yippie! can optimize it away! */
 	    replaceunit = i;
@@ -1086,7 +1090,8 @@ static GLuint r200_need_dis_texgen(const GLbitfield texGenEnabled,
 static GLboolean r200_validate_texgen( struct gl_context *ctx, GLuint unit )
 {  
    r200ContextPtr rmesa = R200_CONTEXT(ctx);
-   const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
+   const struct gl_fixedfunc_texture_unit *texUnit =
+      &ctx->Texture.FixedFuncUnit[unit];
    GLuint inputshift = R200_TEXGEN_0_INPUT_SHIFT + unit*4;
    GLuint tgi, tgcm;
    GLuint mode = 0;
diff --git a/src/mesa/drivers/dri/radeon/radeon_maos_verts.c b/src/mesa/drivers/dri/radeon/radeon_maos_verts.c
index 9a778506205..c9c91f8640c 100644
--- a/src/mesa/drivers/dri/radeon/radeon_maos_verts.c
+++ b/src/mesa/drivers/dri/radeon/radeon_maos_verts.c
@@ -352,7 +352,7 @@ void radeonEmitArrays( struct gl_context *ctx, GLuint inputs )
 	    req |= RADEON_Q_BIT(unit);
 	    vtx |= RADEON_Q_BIT(unit);
 	 }
-	 if ( (ctx->Texture.Unit[unit].TexGenEnabled & (R_BIT | Q_BIT)) )
+	 if ( (ctx->Texture.FixedFuncUnit[unit].TexGenEnabled & (R_BIT | Q_BIT)) )
 	    vtx |= RADEON_Q_BIT(unit);
 	 else if ((VB->AttribPtr[_TNL_ATTRIB_TEX0 + unit]->size >= 3) &&
 	          (!ctx->Texture.Unit[unit]._Current ||
diff --git a/src/mesa/drivers/dri/radeon/radeon_state.c b/src/mesa/drivers/dri/radeon/radeon_state.c
index e413df3542e..58d8fc54b79 100644
--- a/src/mesa/drivers/dri/radeon/radeon_state.c
+++ b/src/mesa/drivers/dri/radeon/radeon_state.c
@@ -1890,7 +1890,7 @@ static void update_texturematrix( struct gl_context *ctx )
 	 if (needMatrix) {
 	    rmesa->NeedTexMatrix |= 1 << unit;
 	    radeonUploadTexMatrix( rmesa, unit,
-			!ctx->Texture.Unit[unit].TexGenEnabled );
+			!ctx->Texture.FixedFuncUnit[unit].TexGenEnabled );
 	 }
       }
    }
diff --git a/src/mesa/drivers/dri/radeon/radeon_tex.c b/src/mesa/drivers/dri/radeon/radeon_tex.c
index b4964f13cdf..da5d469e04c 100644
--- a/src/mesa/drivers/dri/radeon/radeon_tex.c
+++ b/src/mesa/drivers/dri/radeon/radeon_tex.c
@@ -257,7 +257,8 @@ static void radeonTexEnv( struct gl_context *ctx, GLenum target,
 {
    r100ContextPtr rmesa = R100_CONTEXT(ctx);
    GLuint unit = ctx->Texture.CurrentUnit;
-   struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
+   struct gl_fixedfunc_texture_unit *texUnit =
+      &ctx->Texture.FixedFuncUnit[unit];
 
    if ( RADEON_DEBUG & RADEON_STATE ) {
       fprintf( stderr, "%s( %s )\n",
diff --git a/src/mesa/drivers/dri/radeon/radeon_texstate.c b/src/mesa/drivers/dri/radeon/radeon_texstate.c
index 5cabba1227f..47eac855c66 100644
--- a/src/mesa/drivers/dri/radeon/radeon_texstate.c
+++ b/src/mesa/drivers/dri/radeon/radeon_texstate.c
@@ -208,7 +208,9 @@ texture_base_format(const struct gl_texture_object *t)
 static GLboolean radeonUpdateTextureEnv( struct gl_context *ctx, int unit )
 {
    r100ContextPtr rmesa = R100_CONTEXT(ctx);
-   const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
+   const struct gl_texture_unit *rtexUnit = &ctx->Texture.Unit[unit];
+   const struct gl_fixedfunc_texture_unit *texUnit =
+      &ctx->Texture.FixedFuncUnit[unit];
    GLuint color_combine, alpha_combine;
    const GLuint color_combine0 = RADEON_COLOR_ARG_A_ZERO | RADEON_COLOR_ARG_B_ZERO
          | RADEON_COLOR_ARG_C_CURRENT_COLOR | RADEON_BLEND_CTL_ADD
@@ -234,7 +236,7 @@ static GLboolean radeonUpdateTextureEnv( struct gl_context *ctx, int unit )
    rmesa->state.texture.unit[unit].format = 0;
    rmesa->state.texture.unit[unit].envMode = 0;
 
-   if ( !texUnit->_Current ) {
+   if ( !rtexUnit->_Current ) {
       color_combine = color_combine0;
       alpha_combine = alpha_combine0;
    }
@@ -257,7 +259,7 @@ static GLboolean radeonUpdateTextureEnv( struct gl_context *ctx, int unit )
 	 assert(op <= 3);
 	 switch ( srcRGBi ) {
 	 case GL_TEXTURE:
-	    if (texture_base_format(texUnit->_Current) == GL_ALPHA)
+	    if (texture_base_format(rtexUnit->_Current) == GL_ALPHA)
 	       color_arg[i] = radeon_zero_color[op];
 	    else
 	       color_arg[i] = radeon_texture_color[op][unit];
@@ -302,7 +304,7 @@ static GLboolean radeonUpdateTextureEnv( struct gl_context *ctx, int unit )
 	 assert(op <= 1);
 	 switch ( srcAi ) {
 	 case GL_TEXTURE:
-	    if (texture_base_format(texUnit->_Current) == GL_LUMINANCE)
+	    if (texture_base_format(rtexUnit->_Current) == GL_LUMINANCE)
 	       alpha_arg[i] = radeon_zero_alpha[op+1];
 	    else
 	       alpha_arg[i] = radeon_texture_alpha[op][unit];
@@ -798,7 +800,8 @@ static void set_texgen_matrix( r100ContextPtr rmesa,
 static GLboolean radeon_validate_texgen( struct gl_context *ctx, GLuint unit )
 {
    r100ContextPtr rmesa = R100_CONTEXT(ctx);
-   struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
+   struct gl_fixedfunc_texture_unit *texUnit =
+      &ctx->Texture.FixedFuncUnit[unit];
    GLuint inputshift = RADEON_TEXGEN_0_INPUT_SHIFT + unit*4;
    GLuint tmp = rmesa->TexGenEnabled;
    static const GLfloat reflect[16] = {