---
src/mapi/glapi/gen/ARB_direct_state_access.xml | 14 +++
src/mesa/main/texparam.c | 136 ++++++++++++++++++++-----
src/mesa/main/texparam.h | 9 ++
3 files changed, 131 insertions(+), 28 deletions(-)
diff --git a/src/mapi/glapi/gen/ARB_direct_state_access.xml
b/src/mapi/glapi/gen/ARB_direct_state_access.xml
index 9658fd1..c4213eb 100644
--- a/src/mapi/glapi/gen/ARB_direct_state_access.xml
+++ b/src/mapi/glapi/gen/ARB_direct_state_access.xml
@@ -116,5 +116,19 @@
<param name="texture" type="GLuint" />
</function>
+ <function name="GetTextureLevelParameterfv" offset="assign">
+ <param name="texture" type="GLuint" />
+ <param name="level" type="GLint" />
+ <param name="pname" type="GLenum" />
+ <param name="params" type="GLfloat *" />
+ </function>
+
+ <function name="GetTextureLevelParameteriv" offset="assign">
+ <param name="texture" type="GLuint" />
+ <param name="level" type="GLint" />
+ <param name="pname" type="GLenum" />
+ <param name="params" type="GLint *" />
+ </function>
+
</category>
</OpenGLAPI>
diff --git a/src/mesa/main/texparam.c b/src/mesa/main/texparam.c
index 6e3a877..51fbd2a 100644
--- a/src/mesa/main/texparam.c
+++ b/src/mesa/main/texparam.c
@@ -1285,7 +1285,8 @@ static void
get_tex_level_parameter_image(struct gl_context *ctx,
const struct gl_texture_object *texObj,
GLenum target, GLint level,
- GLenum pname, GLint *params)
+ GLenum pname, GLint *params,
+ const char *func)
{
const struct gl_texture_image *img = NULL;
struct gl_texture_image dummy_image;
@@ -1400,7 +1401,7 @@ get_tex_level_parameter_image(struct gl_context *ctx,
}
else {
_mesa_error(ctx, GL_INVALID_OPERATION,
- "glGetTexLevelParameter[if]v(pname)");
+ "%s(pname)", func);
}
break;
case GL_TEXTURE_COMPRESSED:
@@ -1448,7 +1449,7 @@ get_tex_level_parameter_image(struct gl_context *ctx,
invalid_pname:
_mesa_error(ctx, GL_INVALID_ENUM,
- "glGetTexLevelParameter[if]v(pname=%s)",
+ "%s(pname=%s)", func,
_mesa_lookup_enum_by_nr(pname));
}
@@ -1456,7 +1457,8 @@ invalid_pname:
static void
get_tex_level_parameter_buffer(struct gl_context *ctx,
const struct gl_texture_object *texObj,
- GLenum pname, GLint *params)
+ GLenum pname, GLint *params,
+ const char *func)
{
const struct gl_buffer_object *bo = texObj->BufferObject;
mesa_format texFormat = texObj->_BufferObjectFormat;
@@ -1531,7 +1533,7 @@ get_tex_level_parameter_buffer(struct gl_context *ctx,
case GL_TEXTURE_COMPRESSED_IMAGE_SIZE:
/* Always illegal for GL_TEXTURE_BUFFER */
_mesa_error(ctx, GL_INVALID_OPERATION,
- "glGetTexLevelParameter[if]v(pname)");
+ "%s(pname)", func);
break;
/* GL_ARB_texture_float */
@@ -1559,57 +1561,135 @@ get_tex_level_parameter_buffer(struct gl_context *ctx,
invalid_pname:
_mesa_error(ctx, GL_INVALID_ENUM,
- "glGetTexLevelParameter[if]v(pname=%s)",
+ "%s(pname=%s)", func,
_mesa_lookup_enum_by_nr(pname));
}
+static bool
+levels_valid( struct gl_context *ctx, GLenum target, GLint level,
+ const char *func)
+{
+ GLint maxLevels;
+
+ /* Need this because glGetTexLevelParameteri and f are different. We don't
+ * want to keep track of both the dsa flag and iv, i, f, etc. That's too
+ * much work. */
+ bool dsa = strstr(func, "Texture") ? true : false;
+
+ if (ctx->Texture.CurrentUnit >= ctx->Const.MaxCombinedTextureImageUnits) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "%s(current unit)", func);
+ return false;
+ }
+
+ if (!legal_get_tex_level_parameter_target(ctx, target, dsa)) {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "%s(target=0x%x)", func, target);
+ return false;
+ }
+
+ maxLevels = _mesa_max_texture_levels(ctx, target);
+ assert(maxLevels != 0);
+
+ if (level < 0 || level >= maxLevels) {
+ _mesa_error( ctx, GL_INVALID_VALUE, "%s", func );
+ return false;
+ }
+
+ return true;
+}
+
+/**
+ * This isn't exposed to the rest of the driver because it is a part of the
+ * OpenGL API that is rarely used.
+ */
+static void
+get_tex_level_parameteriv( struct gl_context *ctx,
+ struct gl_texture_object *texObj,
+ GLenum target, GLint level,
+ GLenum pname, GLint *params,
+ const char *func )
+{
+ if (!levels_valid(ctx, target, level, func))
+ return;
+
+ if (target == GL_TEXTURE_BUFFER) {
+ get_tex_level_parameter_buffer(ctx, texObj, pname, params, func);
+ }
+ else {
+ get_tex_level_parameter_image(ctx, texObj, target,
+ level, pname, params, func);
+ }
+}
+
void GLAPIENTRY
_mesa_GetTexLevelParameterfv( GLenum target, GLint level,
GLenum pname, GLfloat *params )
{
+ struct gl_texture_object *texObj;
GLint iparam;
- _mesa_GetTexLevelParameteriv( target, level, pname, &iparam );
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = _mesa_get_current_tex_object(ctx, target);
+ if (!texObj)
+ return;
+
+ get_tex_level_parameteriv(ctx, texObj, target, level,
+ pname, &iparam, "glGetTexLevelParameterfv");
+
*params = (GLfloat) iparam;
}
-
void GLAPIENTRY
_mesa_GetTexLevelParameteriv( GLenum target, GLint level,
GLenum pname, GLint *params )
{
struct gl_texture_object *texObj;
- GLint maxLevels;
GET_CURRENT_CONTEXT(ctx);
- if (ctx->Texture.CurrentUnit >= ctx->Const.MaxCombinedTextureImageUnits) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glGetTexLevelParameteriv(current unit)");
+ texObj = _mesa_get_current_tex_object(ctx, target);
+ if (!texObj)
return;
- }
- if (!legal_get_tex_level_parameter_target(ctx, target, false)) {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetTexLevelParameter[if]v(target=0x%x)", target);
- return;
- }
+ get_tex_level_parameteriv(ctx, texObj, target, level,
+ pname, params, "glGetTexLevelParameteriv");
+}
- maxLevels = _mesa_max_texture_levels(ctx, target);
- assert(maxLevels != 0);
+void GLAPIENTRY
+_mesa_GetTextureLevelParameterfv( GLuint texture, GLint level,
+ GLenum pname, GLfloat *params )
+{
+ struct gl_texture_object *texObj;
+ GLint iparam;
+ GET_CURRENT_CONTEXT(ctx);
- if (level < 0 || level >= maxLevels) {
- _mesa_error( ctx, GL_INVALID_VALUE, "glGetTexLevelParameter[if]v" );
+ texObj = _mesa_lookup_texture_err(ctx, texture,
+ "glGetTextureLevelParameterfv");
+ if (!texObj)
return;
- }
- texObj = _mesa_get_current_tex_object(ctx, target);
+ get_tex_level_parameteriv(ctx, texObj, texObj->Target, level,
+ pname, &iparam, "glGetTextureLevelParameterfv");
- if (target == GL_TEXTURE_BUFFER)
- get_tex_level_parameter_buffer(ctx, texObj, pname, params);
- else
- get_tex_level_parameter_image(ctx, texObj, target, level, pname, params);
+ *params = (GLfloat) iparam;
}
+void GLAPIENTRY
+_mesa_GetTextureLevelParameteriv( GLuint texture, GLint level,
+ GLenum pname, GLint *params )
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = _mesa_lookup_texture_err(ctx, texture,
+ "glGetTextureLevelParameteriv");
+ if (!texObj)
+ return;
+
+ get_tex_level_parameteriv(ctx, texObj, texObj->Target, level,
+ pname, params, "glGetTextureLevelParameteriv");
+}
void GLAPIENTRY
_mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params )
diff --git a/src/mesa/main/texparam.h b/src/mesa/main/texparam.h
index a2fb3ff..05aeb8a 100644
--- a/src/mesa/main/texparam.h
+++ b/src/mesa/main/texparam.h
@@ -81,6 +81,15 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
GLenum pname, GLint *params );
extern void GLAPIENTRY
+_mesa_GetTextureLevelParameterfv( GLuint texture, GLint level,
+ GLenum pname, GLfloat *params );
+
+extern void GLAPIENTRY
+_mesa_GetTextureLevelParameteriv( GLuint texture, GLint level,
+ GLenum pname, GLint *params );
+
+
+extern void GLAPIENTRY
_mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params );
extern void GLAPIENTRY
--
2.1.0
_______________________________________________
mesa-dev mailing list
mesa-dev@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/mesa-dev
