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-rw-r--r--src/mesa/main/texparam.c51
1 files changed, 16 insertions, 35 deletions
diff --git a/src/mesa/main/texparam.c b/src/mesa/main/texparam.c
index 9e1a889bced..73db7d713ce 100644
--- a/src/mesa/main/texparam.c
+++ b/src/mesa/main/texparam.c
@@ -78,17 +78,19 @@ validate_texture_wrap_mode(GLcontext * ctx, GLenum target, GLenum wrap)
/**
* Get current texture object for given target.
- * Return NULL if any error.
+ * Return NULL if any error (and record the error).
* Note that this is different from _mesa_select_tex_object() in that proxy
* targets are not accepted.
+ * Only the glGetTexLevelParameter() functions accept proxy targets.
*/
static struct gl_texture_object *
-get_texobj(GLcontext *ctx, GLenum target)
+get_texobj(GLcontext *ctx, GLenum target, GLboolean get)
{
struct gl_texture_unit *texUnit;
if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureImageUnits) {
- _mesa_error(ctx, GL_INVALID_OPERATION, "glTexParameter(current unit)");
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "gl%sTexParameter(current unit)", get ? "Get" : "");
return NULL;
}
@@ -125,7 +127,8 @@ get_texobj(GLcontext *ctx, GLenum target)
;
}
- _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(target)");
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "gl%sTexParameter(target)", get ? "Get" : "");
return NULL;
}
@@ -529,7 +532,7 @@ _mesa_TexParameterf(GLenum target, GLenum pname, GLfloat param)
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
- texObj = get_texobj(ctx, target);
+ texObj = get_texobj(ctx, target, GL_FALSE);
if (!texObj)
return;
@@ -577,7 +580,7 @@ _mesa_TexParameterfv(GLenum target, GLenum pname, const GLfloat *params)
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
- texObj = get_texobj(ctx, target);
+ texObj = get_texobj(ctx, target, GL_FALSE);
if (!texObj)
return;
@@ -635,7 +638,7 @@ _mesa_TexParameteri(GLenum target, GLenum pname, GLint param)
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
- texObj = get_texobj(ctx, target);
+ texObj = get_texobj(ctx, target, GL_FALSE);
if (!texObj)
return;
@@ -679,7 +682,7 @@ _mesa_TexParameteriv(GLenum target, GLenum pname, const GLint *params)
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
- texObj = get_texobj(ctx, target);
+ texObj = get_texobj(ctx, target, GL_FALSE);
if (!texObj)
return;
@@ -978,25 +981,14 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
void GLAPIENTRY
_mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params )
{
- struct gl_texture_unit *texUnit;
struct gl_texture_object *obj;
GLboolean error = GL_FALSE;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
- if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureImageUnits) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glGetTexParameterfv(current unit)");
- return;
- }
-
- texUnit = _mesa_get_current_tex_unit(ctx);
-
- obj = _mesa_select_tex_object(ctx, texUnit, target);
- if (!obj) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexParameterfv(target)");
+ obj = get_texobj(ctx, target, GL_TRUE);
+ if (!obj)
return;
- }
_mesa_lock_texture(ctx, obj);
switch (pname) {
@@ -1145,25 +1137,14 @@ _mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params )
void GLAPIENTRY
_mesa_GetTexParameteriv( GLenum target, GLenum pname, GLint *params )
{
- struct gl_texture_unit *texUnit;
struct gl_texture_object *obj;
GLboolean error = GL_FALSE;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
- if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureImageUnits) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glGetTexParameteriv(current unit)");
- return;
- }
-
- texUnit = _mesa_get_current_tex_unit(ctx);
-
- obj = _mesa_select_tex_object(ctx, texUnit, target);
- if (!obj) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexParameteriv(target)");
- return;
- }
+ obj = get_texobj(ctx, target, GL_TRUE);
+ if (!obj)
+ return;
_mesa_lock_texture(ctx, obj);
switch (pname) {