summaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/gallium/drivers/softpipe/sp_setup.c30
1 files changed, 16 insertions, 14 deletions
diff --git a/src/gallium/drivers/softpipe/sp_setup.c b/src/gallium/drivers/softpipe/sp_setup.c
index 97aa1ac60a..0925653b5d 100644
--- a/src/gallium/drivers/softpipe/sp_setup.c
+++ b/src/gallium/drivers/softpipe/sp_setup.c
@@ -32,13 +32,12 @@
* \author Brian Paul
*/
-#include "sp_setup.h"
-
#include "sp_context.h"
+#include "sp_prim_setup.h"
#include "sp_quad.h"
#include "sp_quad_pipe.h"
+#include "sp_setup.h"
#include "sp_state.h"
-#include "sp_prim_setup.h"
#include "draw/draw_context.h"
#include "draw/draw_private.h"
#include "draw/draw_vertex.h"
@@ -265,17 +264,20 @@ is_inf_or_nan(float x)
}
-static boolean cull_tri( struct setup_context *setup,
- float det )
+/**
+ * Do triangle cull test using tri determinant (sign indicates orientation)
+ * \return true if triangle is to be culled.
+ */
+static INLINE boolean
+cull_tri(const struct setup_context *setup, float det)
{
- if (det != 0)
- {
+ if (det != 0) {
/* if (det < 0 then Z points toward camera and triangle is
* counter-clockwise winding.
*/
unsigned winding = (det < 0) ? PIPE_WINDING_CCW : PIPE_WINDING_CW;
-
- if ((winding & setup->winding) == 0)
+
+ if ((winding & setup->winding) == 0)
return FALSE;
}
@@ -1009,7 +1011,7 @@ void setup_tri( struct setup_context *setup,
* for a line.
*/
static void
-line_linear_coeff(struct setup_context *setup,
+line_linear_coeff(const struct setup_context *setup,
struct tgsi_interp_coef *coef,
uint vertSlot, uint i)
{
@@ -1029,9 +1031,9 @@ line_linear_coeff(struct setup_context *setup,
* for a line.
*/
static void
-line_persp_coeff(struct setup_context *setup,
- struct tgsi_interp_coef *coef,
- uint vertSlot, uint i)
+line_persp_coeff(const struct setup_context *setup,
+ struct tgsi_interp_coef *coef,
+ uint vertSlot, uint i)
{
/* XXX double-check/verify this arithmetic */
const float a0 = setup->vmin[vertSlot][i] * setup->vmin[0][3];
@@ -1266,7 +1268,7 @@ setup_line(struct setup_context *setup,
static void
-point_persp_coeff(struct setup_context *setup,
+point_persp_coeff(const struct setup_context *setup,
const float (*vert)[4],
struct tgsi_interp_coef *coef,
uint vertSlot, uint i)