if (texObj->MaxLevel == params[0])
return GL_FALSE;
- if (params[0] < 0 || texObj->Target == GL_TEXTURE_RECTANGLE_ARB) {
+ if (params[0] < 0 ||
+ (texObj->Target == GL_TEXTURE_RECTANGLE_ARB && params[0] > 0)) {
_mesa_error(ctx, GL_INVALID_VALUE,
"glTexParameter(param=%d)", params[0]);
return GL_FALSE;
}
goto invalid_pname;
+ case GL_DEPTH_STENCIL_TEXTURE_MODE:
+ if (_mesa_is_desktop_gl(ctx) && ctx->Extensions.ARB_stencil_texturing) {
+ bool stencil = params[0] == GL_STENCIL_INDEX;
+ if (!stencil && params[0] != GL_DEPTH_COMPONENT)
+ goto invalid_param;
+
+ if (texObj->StencilSampling == stencil)
+ return GL_FALSE;
+
+ texObj->StencilSampling = stencil;
+ return GL_TRUE;
+ }
+ goto invalid_pname;
+
case GL_TEXTURE_CROP_RECT_OES:
if (ctx->API != API_OPENGLES || !ctx->Extensions.OES_draw_texture)
goto invalid_pname;
case GL_TEXTURE_COMPARE_MODE_ARB:
case GL_TEXTURE_COMPARE_FUNC_ARB:
case GL_DEPTH_TEXTURE_MODE_ARB:
+ case GL_DEPTH_STENCIL_TEXTURE_MODE:
case GL_TEXTURE_SRGB_DECODE_EXT:
case GL_TEXTURE_CUBE_MAP_SEAMLESS:
case GL_TEXTURE_SWIZZLE_R_EXT:
case GL_TEXTURE_COMPARE_MODE_ARB:
case GL_TEXTURE_COMPARE_FUNC_ARB:
case GL_DEPTH_TEXTURE_MODE_ARB:
+ case GL_DEPTH_STENCIL_TEXTURE_MODE:
case GL_TEXTURE_SRGB_DECODE_EXT:
case GL_TEXTURE_CUBE_MAP_SEAMLESS:
{
img = _mesa_select_tex_image(ctx, texObj, target, level);
if (!img || img->TexFormat == MESA_FORMAT_NONE) {
- /* undefined texture image */
- if (pname == GL_TEXTURE_COMPONENTS)
- *params = 1;
+ /* In case of undefined texture image return the default values.
+ *
+ * From OpenGL 4.0 spec, page 398:
+ * "The initial internal format of a texel array is RGBA
+ * instead of 1. TEXTURE_COMPONENTS is deprecated; always
+ * use TEXTURE_INTERNAL_FORMAT."
+ */
+
+ if (pname == GL_TEXTURE_INTERNAL_FORMAT)
+ *params = GL_RGBA;
else
*params = 0;
return;
goto invalid_pname;
*params = (GLfloat) obj->DepthMode;
break;
+ case GL_DEPTH_STENCIL_TEXTURE_MODE:
+ if (!_mesa_is_desktop_gl(ctx) || !ctx->Extensions.ARB_stencil_texturing)
+ goto invalid_pname;
+ *params = (GLfloat)
+ (obj->StencilSampling ? GL_STENCIL_INDEX : GL_DEPTH_COMPONENT);
+ break;
case GL_TEXTURE_LOD_BIAS:
if (_mesa_is_gles(ctx))
goto invalid_pname;
goto invalid_pname;
*params = (GLint) obj->DepthMode;
break;
+ case GL_DEPTH_STENCIL_TEXTURE_MODE:
+ if (!_mesa_is_desktop_gl(ctx) || !ctx->Extensions.ARB_stencil_texturing)
+ goto invalid_pname;
+ *params = (GLint)
+ (obj->StencilSampling ? GL_STENCIL_INDEX : GL_DEPTH_COMPONENT);
+ break;
case GL_TEXTURE_LOD_BIAS:
if (_mesa_is_gles(ctx))
goto invalid_pname;