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-rw-r--r--src/mesa/main/genmipmap.c34
-rw-r--r--src/mesa/main/genmipmap.h3
2 files changed, 24 insertions, 13 deletions
diff --git a/src/mesa/main/genmipmap.c b/src/mesa/main/genmipmap.c
index 6c2d31dbcf3..efbb1cfea19 100644
--- a/src/mesa/main/genmipmap.c
+++ b/src/mesa/main/genmipmap.c
@@ -38,20 +38,11 @@
#include "texobj.h"
#include "hash.h"
-/**
- * Implements glGenerateMipmap and glGenerateTextureMipmap.
- * Generates all the mipmap levels below the base level.
- */
-void
-_mesa_generate_texture_mipmap(struct gl_context *ctx,
- struct gl_texture_object *texObj, GLenum target,
- bool dsa)
+bool
+_mesa_is_valid_generate_texture_mipmap_target(struct gl_context *ctx,
+ GLenum target)
{
- struct gl_texture_image *srcImage;
GLboolean error;
- const char *suffix = dsa ? "Texture" : "";
-
- FLUSH_VERTICES(ctx, 0);
switch (target) {
case GL_TEXTURE_1D:
@@ -81,7 +72,24 @@ _mesa_generate_texture_mipmap(struct gl_context *ctx,
error = GL_TRUE;
}
- if (error) {
+ return (error != GL_TRUE);
+}
+
+/**
+ * Implements glGenerateMipmap and glGenerateTextureMipmap.
+ * Generates all the mipmap levels below the base level.
+ */
+void
+_mesa_generate_texture_mipmap(struct gl_context *ctx,
+ struct gl_texture_object *texObj, GLenum target,
+ bool dsa)
+{
+ struct gl_texture_image *srcImage;
+ const char *suffix = dsa ? "Texture" : "";
+
+ FLUSH_VERTICES(ctx, 0);
+
+ if (!_mesa_is_valid_generate_texture_mipmap_target(ctx, target)) {
_mesa_error(ctx, GL_INVALID_ENUM, "glGenerate%sMipmap(target=%s)",
suffix, _mesa_enum_to_string(target));
return;
diff --git a/src/mesa/main/genmipmap.h b/src/mesa/main/genmipmap.h
index f4ef859511e..843eeace30a 100644
--- a/src/mesa/main/genmipmap.h
+++ b/src/mesa/main/genmipmap.h
@@ -32,6 +32,9 @@ extern void
_mesa_generate_texture_mipmap(struct gl_context *ctx,
struct gl_texture_object *texObj, GLenum target,
bool dsa);
+bool
+_mesa_is_valid_generate_texture_mipmap_target(struct gl_context *ctx,
+ GLenum target);
extern void GLAPIENTRY
_mesa_GenerateMipmap(GLenum target);