From aaaf38d37215aa1536ff34ec370ecfc04111af22 Mon Sep 17 00:00:00 2001
From: Roland Scheidegger <rscheidegger@gmx.ch>
Date: Thu, 27 May 2004 16:56:47 +0000
Subject: [PATCH] change some explicit references to texture units 0/1 to unit
 < MaxTextureUnits (Andreas Stenglein, Ronny Vindenes)

---
 src/mesa/drivers/dri/r200/r200_cmdbuf.c      |  9 +++----
 src/mesa/drivers/dri/r200/r200_maos_arrays.c | 12 +++++-----
 src/mesa/drivers/dri/r200/r200_state.c       |  2 +-
 src/mesa/drivers/dri/r200/r200_tcl.c         | 25 +++++++-------------
 4 files changed, 21 insertions(+), 27 deletions(-)

diff --git a/src/mesa/drivers/dri/r200/r200_cmdbuf.c b/src/mesa/drivers/dri/r200/r200_cmdbuf.c
index edea2df5721..26812d50b62 100644
--- a/src/mesa/drivers/dri/r200/r200_cmdbuf.c
+++ b/src/mesa/drivers/dri/r200/r200_cmdbuf.c
@@ -63,7 +63,7 @@ static void r200_emit_state_list( r200ContextPtr rmesa,
 {
    struct r200_state_atom *state, *tmp;
    char *dest;
-   int i, size;
+   int i, size, mtu;
 
    size = 0;
    foreach_s( state, tmp, list ) {
@@ -84,6 +84,7 @@ static void r200_emit_state_list( r200ContextPtr rmesa,
       return;
 
    dest = r200AllocCmdBuf( rmesa, size * 4, __FUNCTION__);
+   mtu = rmesa->glCtx->Const.MaxTextureUnits;
 
 #define EMIT_ATOM(ATOM) \
 do { \
@@ -112,13 +113,13 @@ do { \
    EMIT_ATOM (fog);
    EMIT_ATOM (tam);
    EMIT_ATOM (tf);
-   for (i = 0; i < 2; ++i) {
+   for (i = 0; i < mtu; ++i) {
        EMIT_ATOM (tex[i]);
    }
-   for (i = 0; i < 2; ++i) {
+   for (i = 0; i < mtu; ++i) {
        EMIT_ATOM (cube[i]);
    }
-   for (i = 0; i < 5; ++i)
+   for (i = 0; i < 3 + mtu; ++i)
        EMIT_ATOM (mat[i]);
    EMIT_ATOM (eye);
    EMIT_ATOM (glt);
diff --git a/src/mesa/drivers/dri/r200/r200_maos_arrays.c b/src/mesa/drivers/dri/r200/r200_maos_arrays.c
index 301b265396a..7bfa316836a 100644
--- a/src/mesa/drivers/dri/r200/r200_maos_arrays.c
+++ b/src/mesa/drivers/dri/r200/r200_maos_arrays.c
@@ -422,7 +422,7 @@ void r200EmitArrays( GLcontext *ctx, GLuint inputs )
    }
 
 /*    vtx = (rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] & */
-/* 	  ~(R200_TCL_VTX_Q0|R200_TCL_VTX_Q1)); */
+/* 	  ~(R200_TCL_VTX_Q0|R200_TCL_VTX_Q1|R200_TCL_VTX_Q2|R200_TCL_VTX_Q3|R200_TCL_VTX_Q4|R200_TCL_VTX_Q5)); */
       
    re_cntl = rmesa->hw.set.cmd[SET_RE_CNTL] & ~(R200_VTX_STQ0_D3D |
 						R200_VTX_STQ1_D3D |
@@ -468,6 +468,7 @@ void r200EmitArrays( GLcontext *ctx, GLuint inputs )
 
 void r200ReleaseArrays( GLcontext *ctx, GLuint newinputs )
 {
+   GLuint unit;
    r200ContextPtr rmesa = R200_CONTEXT( ctx );
 
 /*    if (R200_DEBUG & DEBUG_VERTS)  */
@@ -485,9 +486,8 @@ void r200ReleaseArrays( GLcontext *ctx, GLuint newinputs )
    if (newinputs & VERT_BIT_COLOR1) 
       r200ReleaseDmaRegion( rmesa, &rmesa->tcl.spec, __FUNCTION__ );
 
-   if (newinputs & VERT_BIT_TEX0)
-      r200ReleaseDmaRegion( rmesa, &rmesa->tcl.tex[0], __FUNCTION__ );
-
-   if (newinputs & VERT_BIT_TEX1)
-      r200ReleaseDmaRegion( rmesa, &rmesa->tcl.tex[1], __FUNCTION__ );
+   for (unit = 0 ; unit < ctx->Const.MaxTextureUnits; unit++) {
+      if (newinputs & VERT_BIT_TEX(unit))
+	 r200ReleaseDmaRegion( rmesa, &rmesa->tcl.tex[unit], __FUNCTION__ );
+   }
 }
diff --git a/src/mesa/drivers/dri/r200/r200_state.c b/src/mesa/drivers/dri/r200/r200_state.c
index 347ee3ca406..8210d6cfbe5 100644
--- a/src/mesa/drivers/dri/r200/r200_state.c
+++ b/src/mesa/drivers/dri/r200/r200_state.c
@@ -2120,7 +2120,7 @@ static void update_texturematrix( GLcontext *ctx )
    rmesa->TexMatEnabled = 0;
    rmesa->TexMatCompSel = 0;
 
-   for (unit = 0 ; unit < 2; unit++) {
+   for (unit = 0 ; unit < ctx->Const.MaxTextureUnits; unit++) {
       if (!ctx->Texture.Unit[unit]._ReallyEnabled) 
 	 continue;
 
diff --git a/src/mesa/drivers/dri/r200/r200_tcl.c b/src/mesa/drivers/dri/r200/r200_tcl.c
index daf44906088..1090666dd3f 100644
--- a/src/mesa/drivers/dri/r200/r200_tcl.c
+++ b/src/mesa/drivers/dri/r200/r200_tcl.c
@@ -302,6 +302,7 @@ static void r200_check_tcl_render( GLcontext *ctx,
 {
    r200ContextPtr rmesa = R200_CONTEXT(ctx);
    GLuint inputs = VERT_BIT_POS;
+   GLuint unit;
 
    /* Validate state:
     */
@@ -326,23 +327,15 @@ static void r200_check_tcl_render( GLcontext *ctx,
 	 }
       }
 
-      if (ctx->Texture.Unit[0]._ReallyEnabled) {
-	 if (ctx->Texture.Unit[0].TexGenEnabled) {
-	    if (rmesa->TexGenNeedNormals[0]) {
-	       inputs |= VERT_BIT_NORMAL;
+      for (unit = 0 ; unit < ctx->Const.MaxTextureUnits; unit++) {
+	 if (ctx->Texture.Unit[unit]._ReallyEnabled) {
+	    if (ctx->Texture.Unit[unit].TexGenEnabled) {
+	       if (rmesa->TexGenNeedNormals[unit]) {
+		  inputs |= VERT_BIT_NORMAL;
+	       }
+	    } else {
+	       inputs |= VERT_BIT_TEX(unit);
 	    }
-	 } else {
-	    inputs |= VERT_BIT_TEX0;
-	 }
-      }
-
-      if (ctx->Texture.Unit[1]._ReallyEnabled) {
-	 if (ctx->Texture.Unit[1].TexGenEnabled) {
-	    if (rmesa->TexGenNeedNormals[1]) {
-	       inputs |= VERT_BIT_NORMAL;
-	    }
-	 } else {
-	    inputs |= VERT_BIT_TEX1;
 	 }
       }
 
-- 
2.30.2