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authorBrian <brian.paul@tungstengraphics.com>2008-02-14 14:20:51 -0700
committerBrian <brian.paul@tungstengraphics.com>2008-02-14 18:59:24 -0700
commit59cc1f4e62268cc73567d3e1cccbc5df9d116311 (patch)
treec5f3cca4e4861045439e2929b451b1255080c64e /src/mesa/pipe
parent4f32c532376bc3394f8fce70f95156b49fcc4fec (diff)
gallium: replace "interpolate" terminology with "eval" to better reflect what's being done.
Diffstat (limited to 'src/mesa/pipe')
-rw-r--r--src/mesa/pipe/tgsi/exec/tgsi_exec.c33
1 files changed, 22 insertions, 11 deletions
diff --git a/src/mesa/pipe/tgsi/exec/tgsi_exec.c b/src/mesa/pipe/tgsi/exec/tgsi_exec.c
index 336ae1c8b6..7801f95972 100644
--- a/src/mesa/pipe/tgsi/exec/tgsi_exec.c
+++ b/src/mesa/pipe/tgsi/exec/tgsi_exec.c
@@ -1346,9 +1346,12 @@ exec_tex(struct tgsi_exec_machine *mach,
}
-
+/**
+ * Evaluate a constant-valued coefficient at the position of the
+ * current quad.
+ */
static void
-constant_interpolation(
+eval_constant_coef(
struct tgsi_exec_machine *mach,
unsigned attrib,
unsigned chan )
@@ -1360,8 +1363,12 @@ constant_interpolation(
}
}
+/**
+ * Evaluate a linear-valued coefficient at the position of the
+ * current quad.
+ */
static void
-linear_interpolation(
+eval_linear_coef(
struct tgsi_exec_machine *mach,
unsigned attrib,
unsigned chan )
@@ -1377,8 +1384,12 @@ linear_interpolation(
mach->Inputs[attrib].xyzw[chan].f[3] = a0 + dadx + dady;
}
+/**
+ * Evaluate a perspective-valued coefficient at the position of the
+ * current quad.
+ */
static void
-perspective_interpolation(
+eval_perspective_coef(
struct tgsi_exec_machine *mach,
unsigned attrib,
unsigned chan )
@@ -1397,7 +1408,7 @@ perspective_interpolation(
}
-typedef void (* interpolation_func)(
+typedef void (* eval_coef_func)(
struct tgsi_exec_machine *mach,
unsigned attrib,
unsigned chan );
@@ -1410,7 +1421,7 @@ exec_declaration(
if( mach->Processor == TGSI_PROCESSOR_FRAGMENT ) {
if( decl->Declaration.File == TGSI_FILE_INPUT ) {
unsigned first, last, mask;
- interpolation_func interp;
+ eval_coef_func eval;
assert( decl->Declaration.Declare == TGSI_DECLARE_RANGE );
@@ -1420,15 +1431,15 @@ exec_declaration(
switch( decl->Interpolation.Interpolate ) {
case TGSI_INTERPOLATE_CONSTANT:
- interp = constant_interpolation;
+ eval = eval_constant_coef;
break;
case TGSI_INTERPOLATE_LINEAR:
- interp = linear_interpolation;
+ eval = eval_linear_coef;
break;
case TGSI_INTERPOLATE_PERSPECTIVE:
- interp = perspective_interpolation;
+ eval = eval_perspective_coef;
break;
default:
@@ -1440,7 +1451,7 @@ exec_declaration(
for( i = first; i <= last; i++ ) {
for( j = 0; j < NUM_CHANNELS; j++ ) {
- interp( mach, i, j );
+ eval( mach, i, j );
}
}
}
@@ -1450,7 +1461,7 @@ exec_declaration(
for( j = 0; j < NUM_CHANNELS; j++ ) {
if( mask & (1 << j) ) {
for( i = first; i <= last; i++ ) {
- interp( mach, i, j );
+ eval( mach, i, j );
}
}
}