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Diffstat (limited to 'src/mesa/tnl_dd/t_dd_triemit.h')
-rw-r--r--src/mesa/tnl_dd/t_dd_triemit.h164
1 files changed, 164 insertions, 0 deletions
diff --git a/src/mesa/tnl_dd/t_dd_triemit.h b/src/mesa/tnl_dd/t_dd_triemit.h
new file mode 100644
index 00000000000..f5979ee9a75
--- /dev/null
+++ b/src/mesa/tnl_dd/t_dd_triemit.h
@@ -0,0 +1,164 @@
+#ifndef DO_DEBUG_VERTS
+#define DO_DEBUG_VERTS 0
+#endif
+
+#ifndef PRINT_VERTEX
+#define PRINT_VERTEX(x)
+#endif
+
+#if defined(USE_X86_ASM)
+#define COPY_DWORDS( j, vb, vertsize, v ) \
+do { \
+ int __tmp; \
+ __asm__ __volatile__( "rep ; movsl" \
+ : "=%c" (j), "=D" (vb), "=S" (__tmp) \
+ : "0" (vertsize), \
+ "D" ((long)vb), \
+ "S" ((long)v) ); \
+} while (0)
+#elif defined(HAVE_LE32_VERTS)
+#define COPY_DWORDS( j, vb, vertsize, v ) \
+do { \
+ for ( j = 0 ; j < vertsize ; j++ ) \
+ vb[j] = CPU_TO_LE32(((GLuint *)v)[j]); \
+ vb += vertsize; \
+} while (0)
+#else
+#define COPY_DWORDS( j, vb, vertsize, v ) \
+do { \
+ for ( j = 0 ; j < vertsize ; j++ ) \
+ vb[j] = ((GLuint *)v)[j]; \
+ vb += vertsize; \
+} while (0)
+#endif
+
+
+
+#if HAVE_QUADS
+static __inline void TAG(quad)( CTX_ARG,
+ VERTEX *v0,
+ VERTEX *v1,
+ VERTEX *v2,
+ VERTEX *v3 )
+{
+ GLuint vertsize = GET_VERTEX_DWORDS();
+ GLuint *vb = (GLuint *)ALLOC_VERTS( 4, vertsize);
+ GLuint j;
+
+ if (DO_DEBUG_VERTS) {
+ fprintf(stderr, "%s\n", __FUNCTION__);
+ PRINT_VERTEX(v0);
+ PRINT_VERTEX(v1);
+ PRINT_VERTEX(v2);
+ PRINT_VERTEX(v3);
+ }
+
+ COPY_DWORDS( j, vb, vertsize, v0 );
+ COPY_DWORDS( j, vb, vertsize, v1 );
+ COPY_DWORDS( j, vb, vertsize, v2 );
+ COPY_DWORDS( j, vb, vertsize, v3 );
+}
+#else
+static __inline void TAG(quad)( CTX_ARG,
+ VERTEX *v0,
+ VERTEX *v1,
+ VERTEX *v2,
+ VERTEX *v3 )
+{
+ GLuint vertsize = GET_VERTEX_DWORDS();
+ GLuint *vb = (GLuint *)ALLOC_VERTS( 6, vertsize);
+ GLuint j;
+
+ if (DO_DEBUG_VERTS) {
+ fprintf(stderr, "%s\n", __FUNCTION__);
+ PRINT_VERTEX(v0);
+ PRINT_VERTEX(v1);
+ PRINT_VERTEX(v2);
+ PRINT_VERTEX(v3);
+ }
+
+ COPY_DWORDS( j, vb, vertsize, v0 );
+ COPY_DWORDS( j, vb, vertsize, v1 );
+ COPY_DWORDS( j, vb, vertsize, v3 );
+ COPY_DWORDS( j, vb, vertsize, v1 );
+ COPY_DWORDS( j, vb, vertsize, v2 );
+ COPY_DWORDS( j, vb, vertsize, v3 );
+}
+#endif
+
+
+static __inline void TAG(triangle)( CTX_ARG,
+ VERTEX *v0,
+ VERTEX *v1,
+ VERTEX *v2 )
+{
+ GLuint vertsize = GET_VERTEX_DWORDS();
+ GLuint *vb = (GLuint *)ALLOC_VERTS( 3, vertsize);
+ GLuint j;
+
+ if (DO_DEBUG_VERTS) {
+ fprintf(stderr, "%s\n", __FUNCTION__);
+ PRINT_VERTEX(v0);
+ PRINT_VERTEX(v1);
+ PRINT_VERTEX(v2);
+ }
+
+ COPY_DWORDS( j, vb, vertsize, v0 );
+ COPY_DWORDS( j, vb, vertsize, v1 );
+ COPY_DWORDS( j, vb, vertsize, v2 );
+}
+
+
+#if HAVE_LINES
+static __inline void TAG(line)( CTX_ARG,
+ VERTEX *v0,
+ VERTEX *v1 )
+{
+ GLuint vertsize = GET_VERTEX_DWORDS();
+ GLuint *vb = (GLuint *)ALLOC_VERTS( 2, vertsize);
+ GLuint j;
+
+ COPY_DWORDS( j, vb, vertsize, v0 );
+ COPY_DWORDS( j, vb, vertsize, v1 );
+}
+#endif
+
+#if HAVE_POINTS
+static __inline void TAG(point)( CTX_ARG,
+ VERTEX *v0 )
+{
+ GLuint vertsize = GET_VERTEX_DWORDS();
+ GLuint *vb = (GLuint *)ALLOC_VERTS( 1, vertsize);
+ int j;
+
+ COPY_DWORDS( j, vb, vertsize, v0 );
+}
+#endif
+
+
+static void TAG(fast_clipped_poly)( GLcontext *ctx, const GLuint *elts,
+ GLuint n )
+{
+ LOCAL_VARS
+ GLuint vertsize = GET_VERTEX_DWORDS();
+ GLuint *vb = (GLuint *)ALLOC_VERTS( (n-2) * 3, vertsize );
+ const GLuint *start = (const GLuint *)VERT(elts[0]);
+ GLuint i,j;
+
+ if (DO_DEBUG_VERTS) {
+ fprintf(stderr, "%s\n", __FUNCTION__);
+ PRINT_VERTEX(VERT(elts[0]));
+ PRINT_VERTEX(VERT(elts[1]));
+ }
+
+ for (i = 2 ; i < n ; i++) {
+ if (DO_DEBUG_VERTS) {
+ PRINT_VERTEX(VERT(elts[i]));
+ }
+
+ COPY_DWORDS( j, vb, vertsize, VERT(elts[i-1]) );
+ COPY_DWORDS( j, vb, vertsize, VERT(elts[i]) );
+ COPY_DWORDS( j, vb, vertsize, start );
+ }
+}
+