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Diffstat (limited to 'src/mesa/main/points.c')
-rw-r--r--src/mesa/main/points.c119
1 files changed, 93 insertions, 26 deletions
diff --git a/src/mesa/main/points.c b/src/mesa/main/points.c
index a3e678811d..cf9922479d 100644
--- a/src/mesa/main/points.c
+++ b/src/mesa/main/points.c
@@ -1,4 +1,4 @@
-/* $Id: points.c,v 1.32 2002/04/02 16:15:16 brianp Exp $ */
+/* $Id: points.c,v 1.33 2002/05/27 17:04:53 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -71,6 +71,29 @@ _mesa_PointSize( GLfloat size )
/*
+ * Added by GL_NV_point_sprite
+ */
+void
+_mesa_PointParameteriNV( GLenum pname, GLint param )
+{
+ const GLfloat value = (GLfloat) param;
+ _mesa_PointParameterfvEXT(pname, &value);
+}
+
+
+/*
+ * Added by GL_NV_point_sprite
+ */
+void
+_mesa_PointParameterivNV( GLenum pname, const GLint *params )
+{
+ const GLfloat value = (GLfloat) params[0];
+ _mesa_PointParameterfvEXT(pname, &value);
+}
+
+
+
+/*
* Same for both GL_EXT_point_parameters and GL_ARB_point_parameters.
*/
void
@@ -90,14 +113,9 @@ _mesa_PointParameterfvEXT( GLenum pname, const GLfloat *params)
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
- if (!ctx->Extensions.EXT_point_parameters) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glPointParameterf[v]{EXT,ARB}(pname)");
- return;
- }
-
switch (pname) {
case GL_DISTANCE_ATTENUATION_EXT:
- {
+ if (ctx->Extensions.EXT_point_parameters) {
const GLboolean tmp = ctx->Point._Attenuated;
if (TEST_EQ_3V(ctx->Point.Params, params))
return;
@@ -118,39 +136,88 @@ _mesa_PointParameterfvEXT( GLenum pname, const GLfloat *params)
ctx->_NeedEyeCoords ^= NEED_EYE_POINT_ATTEN;
}
}
+ else {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glPointParameterf[v]{EXT,ARB}(pname)");
+ return;
+ }
break;
case GL_POINT_SIZE_MIN_EXT:
- if (*params < 0.0F) {
- _mesa_error( ctx, GL_INVALID_VALUE, "glPointParameterf[v]{EXT,ARB}(param)" );
+ if (ctx->Extensions.EXT_point_parameters) {
+ if (params[0] < 0.0F) {
+ _mesa_error( ctx, GL_INVALID_VALUE,
+ "glPointParameterf[v]{EXT,ARB}(param)" );
+ return;
+ }
+ if (ctx->Point.MinSize == params[0])
+ return;
+ FLUSH_VERTICES(ctx, _NEW_POINT);
+ ctx->Point.MinSize = params[0];
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glPointParameterf[v]{EXT,ARB}(pname)");
return;
}
- if (ctx->Point.MinSize == *params)
- return;
- FLUSH_VERTICES(ctx, _NEW_POINT);
- ctx->Point.MinSize = *params;
break;
case GL_POINT_SIZE_MAX_EXT:
- if (*params < 0.0F) {
- _mesa_error( ctx, GL_INVALID_VALUE, "glPointParameterf[v]{EXT,ARB}(param)" );
+ if (ctx->Extensions.EXT_point_parameters) {
+ if (params[0] < 0.0F) {
+ _mesa_error( ctx, GL_INVALID_VALUE,
+ "glPointParameterf[v]{EXT,ARB}(param)" );
+ return;
+ }
+ if (ctx->Point.MaxSize == params[0])
+ return;
+ FLUSH_VERTICES(ctx, _NEW_POINT);
+ ctx->Point.MaxSize = params[0];
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glPointParameterf[v]{EXT,ARB}(pname)");
return;
}
- if (ctx->Point.MaxSize == *params)
- return;
- FLUSH_VERTICES(ctx, _NEW_POINT);
- ctx->Point.MaxSize = *params;
break;
case GL_POINT_FADE_THRESHOLD_SIZE_EXT:
- if (*params < 0.0F) {
- _mesa_error( ctx, GL_INVALID_VALUE, "glPointParameterf[v]{EXT,ARB}(param)" );
+ if (ctx->Extensions.EXT_point_parameters) {
+ if (params[0] < 0.0F) {
+ _mesa_error( ctx, GL_INVALID_VALUE,
+ "glPointParameterf[v]{EXT,ARB}(param)" );
+ return;
+ }
+ if (ctx->Point.Threshold == params[0])
+ return;
+ FLUSH_VERTICES(ctx, _NEW_POINT);
+ ctx->Point.Threshold = params[0];
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glPointParameterf[v]{EXT,ARB}(pname)");
+ return;
+ }
+ break;
+ case GL_POINT_SPRITE_R_MODE_NV:
+ if (ctx->Extensions.NV_point_sprite) {
+ GLenum value = (GLenum) params[0];
+ if (value != GL_ZERO && value != GL_S && value != GL_R) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glPointParameterf[v]{EXT,ARB}(param)");
+ return;
+ }
+ if (ctx->Point.SpriteRMode == value)
+ return;
+ FLUSH_VERTICES(ctx, _NEW_POINT);
+ ctx->Point.SpriteRMode = value;
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glPointParameterf[v]{EXT,ARB}(pname)");
return;
}
- if (ctx->Point.Threshold == *params)
- return;
- FLUSH_VERTICES(ctx, _NEW_POINT);
- ctx->Point.Threshold = *params;
break;
default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glPointParameterf[v]{EXT,ARB}(pname)" );
+ _mesa_error( ctx, GL_INVALID_ENUM,
+ "glPointParameterf[v]{EXT,ARB}(pname)" );
return;
}