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authorBrian <brian.paul@tungstengraphics.com>2008-02-11 09:33:28 -0700
committerBrian <brian.paul@tungstengraphics.com>2008-02-11 09:46:49 -0700
commitb52ce6341f877a0a1cfd3c50c07eeb1c156ae89e (patch)
treefb353eef5215dffa5bc374745c88ae78a2fcf39b /src/mesa
parent789f2f15e867d6ef9f635d0ab59e213b35a2960c (diff)
added _mesa_tex_target_to_face()
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/main/teximage.c20
-rw-r--r--src/mesa/main/teximage.h5
2 files changed, 18 insertions, 7 deletions
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index 09ec0d45533..5c96be92165 100644
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -595,8 +595,12 @@ is_compressed_format(GLcontext *ctx, GLenum internalFormat)
}
-static GLuint
-texture_face(GLenum target)
+/**
+ * For cube map faces, return a face index in [0,5].
+ * For other targets return 0;
+ */
+GLuint
+_mesa_tex_target_to_face(GLenum target)
{
if (target >= GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB &&
target <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB)
@@ -625,6 +629,7 @@ _mesa_set_tex_image(struct gl_texture_object *tObj,
{
ASSERT(tObj);
ASSERT(texImage);
+ /* XXX simplify this with _mesa_tex_target_to_face() */
switch (target) {
case GL_TEXTURE_1D:
case GL_TEXTURE_2D:
@@ -828,6 +833,7 @@ _mesa_select_tex_image(GLcontext *ctx, const struct gl_texture_object *texObj,
if (level < 0 || level >= MAX_TEXTURE_LEVELS)
return NULL;
+ /* XXX simplify this with _mesa_tex_target_to_face() */
switch (target) {
case GL_TEXTURE_1D:
case GL_PROXY_TEXTURE_1D:
@@ -2424,7 +2430,7 @@ _mesa_TexImage1D( GLenum target, GLint level, GLint internalFormat,
struct gl_texture_unit *texUnit;
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
- const GLuint face = texture_face(target);
+ const GLuint face = _mesa_tex_target_to_face(target);
if (texture_error_check(ctx, target, level, internalFormat,
format, type, 1, postConvWidth, 1, 1, border)) {
@@ -2527,7 +2533,7 @@ _mesa_TexImage2D( GLenum target, GLint level, GLint internalFormat,
struct gl_texture_unit *texUnit;
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
- const GLuint face = texture_face(target);
+ const GLuint face = _mesa_tex_target_to_face(target);
if (texture_error_check(ctx, target, level, internalFormat,
format, type, 2, postConvWidth, postConvHeight,
@@ -2629,7 +2635,7 @@ _mesa_TexImage3D( GLenum target, GLint level, GLint internalFormat,
struct gl_texture_unit *texUnit;
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
- const GLuint face = texture_face(target);
+ const GLuint face = _mesa_tex_target_to_face(target);
if (texture_error_check(ctx, target, level, (GLint) internalFormat,
format, type, 3, width, height, depth, border)) {
@@ -2897,7 +2903,7 @@ _mesa_CopyTexImage1D( GLenum target, GLint level,
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
GLsizei postConvWidth = width;
- const GLuint face = texture_face(target);
+ const GLuint face = _mesa_tex_target_to_face(target);
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
@@ -2960,7 +2966,7 @@ _mesa_CopyTexImage2D( GLenum target, GLint level, GLenum internalFormat,
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
GLsizei postConvWidth = width, postConvHeight = height;
- const GLuint face = texture_face(target);
+ const GLuint face = _mesa_tex_target_to_face(target);
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
diff --git a/src/mesa/main/teximage.h b/src/mesa/main/teximage.h
index f2cad7eb2da..b718c0046d8 100644
--- a/src/mesa/main/teximage.h
+++ b/src/mesa/main/teximage.h
@@ -107,6 +107,11 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level,
GLint width, GLint height, GLint depth, GLint border);
+extern GLuint
+_mesa_tex_target_to_face(GLenum target);
+
+
+
/**
* Lock a texture for updating. See also _mesa_lock_context_textures().
*/