fix up radeon span functions using latest r200 code from Brian,

[mesa.git] / src / mesa / drivers / dri / r200 / r200_maos_arrays.c

diff --git a/src/mesa/drivers/dri/r200/r200_maos_arrays.c b/src/mesa/drivers/dri/r200/r200_maos_arrays.c
index 7bfa316836a91fb1cfa272970c0f0734a5a02404..12ea462a400abea13205df635bf151ff7dcf5c04 100644 (file)
--- a/src/mesa/drivers/dri/r200/r200_maos_arrays.c
+++ b/src/mesa/drivers/dri/r200/r200_maos_arrays.c
@@ -49,6 +49,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include "r200_state.h"
 #include "r200_swtcl.h"
 #include "r200_maos.h"
+#include "r200_tcl.h"
 
 
 #if 0
@@ -175,7 +176,47 @@ do {                                               \
 #endif
 
 
+static void emit_vecfog( GLcontext *ctx,
+                        struct r200_dma_region *rvb,
+                        char *data,
+                        int stride,
+                        int count )
+{
+   int i;
+   GLfloat *out;
 
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   
+   if (R200_DEBUG & DEBUG_VERTS)
+      fprintf(stderr, "%s count %d stride %d\n",
+             __FUNCTION__, count, stride);
+
+   assert (!rvb->buf);
+
+   if (stride == 0) {
+      r200AllocDmaRegion( rmesa, rvb, 4, 4 );
+      count = 1;
+      rvb->aos_start = GET_START(rvb);
+      rvb->aos_stride = 0;
+      rvb->aos_size = 1;
+   }
+   else {
+      r200AllocDmaRegion( rmesa, rvb, count * 4, 4 );  /* alignment? */
+      rvb->aos_start = GET_START(rvb);
+      rvb->aos_stride = 1;
+      rvb->aos_size = 1;
+   }
+
+   /* Emit the data
+    */
+   out = (GLfloat *)(rvb->address + rvb->start);
+   for (i = 0; i < count; i++) {
+      out[0] = r200ComputeFogBlendFactor( ctx, *(GLfloat *)data );
+      out++;
+      data += stride;
+   }
+
+}
 
 
 static void emit_vec4( GLcontext *ctx,
@@ -344,7 +385,6 @@ void r200EmitArrays( GLcontext *ctx, GLuint inputs )
    GLuint vfmt0 = 0, vfmt1 = 0;
    GLuint count = VB->Count;
    GLuint i;
-   GLuint re_cntl;
    
    if (1) {
       if (!rmesa->tcl.obj.buf) 
@@ -379,6 +419,18 @@ void r200EmitArrays( GLcontext *ctx, GLuint inputs )
       component[nr++] = &rmesa->tcl.norm;
    }
 
+   if (inputs & VERT_BIT_FOG) {
+      if (!rmesa->tcl.fog.buf)
+        emit_vecfog( ctx, 
+                     &(rmesa->tcl.fog), 
+                     (char *)VB->FogCoordPtr->data,
+                     VB->FogCoordPtr->stride,
+                     count);
+
+      vfmt0 |= R200_VTX_DISCRETE_FOG;
+      component[nr++] = &rmesa->tcl.fog;
+   }
+ 
    if (inputs & VERT_BIT_COLOR0) {
       int emitsize;
 
@@ -420,16 +472,7 @@ void r200EmitArrays( GLcontext *ctx, GLuint inputs )
       vfmt0 |= R200_VTX_FP_RGB << R200_VTX_COLOR_1_SHIFT; 
       component[nr++] = &rmesa->tcl.spec;
    }
-
-/*    vtx = (rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] & */
-/*       ~(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 |
-                                               R200_VTX_STQ2_D3D |
-                                               R200_VTX_STQ3_D3D |
-                                               R200_VTX_STQ4_D3D |
-                                               R200_VTX_STQ5_D3D );
    for ( i = 0 ; i < ctx->Const.MaxTextureUnits ; i++ ) {
       if (inputs & (VERT_BIT_TEX0 << i)) {
         if (!rmesa->tcl.tex[i].buf)
@@ -440,20 +483,11 @@ void r200EmitArrays( GLcontext *ctx, GLuint inputs )
                          VB->TexCoordPtr[i]->stride,
                          count );
 
-        if ( ctx->Texture.Unit[i]._ReallyEnabled == TEXTURE_CUBE_BIT ) {
-           re_cntl |= R200_VTX_STQ0_D3D << (2 * i);
-        }
-
         vfmt1 |= VB->TexCoordPtr[i]->size << (i * 3);
         component[nr++] = &rmesa->tcl.tex[i];
       }
    }
 
-   if ( re_cntl != rmesa->hw.set.cmd[SET_RE_CNTL] ) {
-      R200_STATECHANGE( rmesa, set );
-      rmesa->hw.set.cmd[SET_RE_CNTL] = re_cntl;
-   }
-
    if (vfmt0 != rmesa->hw.vtx.cmd[VTX_VTXFMT_0] ||
        vfmt1 != rmesa->hw.vtx.cmd[VTX_VTXFMT_1]) { 
       R200_STATECHANGE( rmesa, vtx ); 
@@ -479,6 +513,9 @@ void r200ReleaseArrays( GLcontext *ctx, GLuint newinputs )
 
    if (newinputs & VERT_BIT_NORMAL) 
       r200ReleaseDmaRegion( rmesa, &rmesa->tcl.norm, __FUNCTION__ );
+      
+   if (newinputs & VERT_BIT_FOG) 
+      r200ReleaseDmaRegion( rmesa, &rmesa->tcl.fog, __FUNCTION__ );
 
    if (newinputs & VERT_BIT_COLOR0) 
       r200ReleaseDmaRegion( rmesa, &rmesa->tcl.rgba, __FUNCTION__ );