diff options
| -rw-r--r-- | src/mesa/main/texstate.c | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/src/mesa/main/texstate.c b/src/mesa/main/texstate.c index 75fea56119..ed82f8028d 100644 --- a/src/mesa/main/texstate.c +++ b/src/mesa/main/texstate.c @@ -1141,26 +1141,29 @@ _mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params ) /* Texture Parameters */ /**********************************************************************/ +/** + * Check if a coordinate wrap mode is supported for the texture target. + * \return GL_TRUE if legal, GL_FALSE otherwise + */ static GLboolean -_mesa_validate_texture_wrap_mode(GLcontext * ctx, - GLenum target, GLenum eparam) +validate_texture_wrap_mode(GLcontext * ctx, GLenum target, GLenum wrap) { const struct gl_extensions * const e = & ctx->Extensions; - if (eparam == GL_CLAMP || eparam == GL_CLAMP_TO_EDGE || - (eparam == GL_CLAMP_TO_BORDER && e->ARB_texture_border_clamp)) { + if (wrap == GL_CLAMP || wrap == GL_CLAMP_TO_EDGE || + (wrap == GL_CLAMP_TO_BORDER && e->ARB_texture_border_clamp)) { /* any texture target */ return GL_TRUE; } else if (target != GL_TEXTURE_RECTANGLE_NV && - (eparam == GL_REPEAT || - (eparam == GL_MIRRORED_REPEAT && + (wrap == GL_REPEAT || + (wrap == GL_MIRRORED_REPEAT && e->ARB_texture_mirrored_repeat) || - (eparam == GL_MIRROR_CLAMP_EXT && + (wrap == GL_MIRROR_CLAMP_EXT && (e->ATI_texture_mirror_once || e->EXT_texture_mirror_clamp)) || - (eparam == GL_MIRROR_CLAMP_TO_EDGE_EXT && + (wrap == GL_MIRROR_CLAMP_TO_EDGE_EXT && (e->ATI_texture_mirror_once || e->EXT_texture_mirror_clamp)) || - (eparam == GL_MIRROR_CLAMP_TO_BORDER_EXT && + (wrap == GL_MIRROR_CLAMP_TO_BORDER_EXT && (e->EXT_texture_mirror_clamp)))) { /* non-rectangle texture */ return GL_TRUE; @@ -1316,7 +1319,7 @@ _mesa_TexParameterfv( GLenum target, GLenum pname, const GLfloat *params ) case GL_TEXTURE_WRAP_S: if (texObj->WrapS == eparam) return; - if (_mesa_validate_texture_wrap_mode(ctx, texObj->Target, eparam)) { + if (validate_texture_wrap_mode(ctx, texObj->Target, eparam)) { FLUSH_VERTICES(ctx, _NEW_TEXTURE); texObj->WrapS = eparam; } @@ -1327,7 +1330,7 @@ _mesa_TexParameterfv( GLenum target, GLenum pname, const GLfloat *params ) case GL_TEXTURE_WRAP_T: if (texObj->WrapT == eparam) return; - if (_mesa_validate_texture_wrap_mode(ctx, texObj->Target, eparam)) { + if (validate_texture_wrap_mode(ctx, texObj->Target, eparam)) { FLUSH_VERTICES(ctx, _NEW_TEXTURE); texObj->WrapT = eparam; } @@ -1338,7 +1341,7 @@ _mesa_TexParameterfv( GLenum target, GLenum pname, const GLfloat *params ) case GL_TEXTURE_WRAP_R: if (texObj->WrapR == eparam) return; - if (_mesa_validate_texture_wrap_mode(ctx, texObj->Target, eparam)) { + if (validate_texture_wrap_mode(ctx, texObj->Target, eparam)) { FLUSH_VERTICES(ctx, _NEW_TEXTURE); texObj->WrapR = eparam; } |