mesa/main: do not allow EXT_packed_float enums before gles3

EXT_packed_float isn't supported on OpenGL ES, we shouldn't allow
these enums there, before OpenGL ES 3.0 which also introduce support
for these enums.

Signed-off-by: Erik Faye-Lund <[email protected]>
Reviewed-by: Marek Olšák <[email protected]>

2 files changed, 9 insertions, 3 deletions

diff --git a/src/mesa/main/context.h b/src/mesa/main/context.h
index 14f9a6b8987..84dbcb748c9 100644
--- a/src/mesa/main/context.h
+++ b/src/mesa/main/context.h
@@ -355,6 +355,12 @@ _mesa_has_float_depth_buffer(const struct gl_context *ctx)
    return _mesa_has_ARB_depth_buffer_float(ctx) || _mesa_is_gles3(ctx);
 }
 
+static inline bool
+_mesa_has_packed_float(const struct gl_context *ctx)
+{
+   return _mesa_has_EXT_packed_float(ctx) || _mesa_is_gles3(ctx);
+}
+
 /**
  * Checks if the context supports geometry shaders.
  */
diff --git a/src/mesa/main/glformats.c b/src/mesa/main/glformats.c
index a4b17a85b09..0f021e77220 100644
--- a/src/mesa/main/glformats.c
+++ b/src/mesa/main/glformats.c
@@ -1858,7 +1858,7 @@ _mesa_error_check_format_and_type(const struct gl_context *ctx,
       return GL_NO_ERROR;
 
    case GL_UNSIGNED_INT_10F_11F_11F_REV:
-      if (!ctx->Extensions.EXT_packed_float) {
+      if (!_mesa_has_packed_float(ctx)) {
          return GL_INVALID_ENUM;
       }
       if (format != GL_RGB) {
@@ -1969,7 +1969,7 @@ _mesa_error_check_format_and_type(const struct gl_context *ctx,
                return ctx->Extensions.EXT_texture_shared_exponent
                   ? GL_NO_ERROR : GL_INVALID_ENUM;
             case GL_UNSIGNED_INT_10F_11F_11F_REV:
-               return ctx->Extensions.EXT_packed_float
+               return _mesa_has_packed_float(ctx)
                   ? GL_NO_ERROR : GL_INVALID_ENUM;
             default:
                return GL_INVALID_ENUM;
@@ -2598,7 +2598,7 @@ _mesa_base_tex_format(const struct gl_context *ctx, GLint internalFormat)
       }
    }
 
-   if (ctx->Extensions.EXT_packed_float) {
+   if (_mesa_has_packed_float(ctx)) {
       switch (internalFormat) {
       case GL_R11F_G11F_B10F_EXT:
          return GL_RGB;