Mesa (master): mesa: move _mesa_base_format_has_channel() into image.c
Brian Paul
brianp at kemper.freedesktop.org
Mon Nov 28 15:16:30 UTC 2011
Module: Mesa
Branch: master
Commit: 37bf720da4a165c3fbf22d8ebb87c5c42e02f98e
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=37bf720da4a165c3fbf22d8ebb87c5c42e02f98e
Author: Brian Paul <brianp at vmware.com>
Date: Wed Nov 23 15:33:46 2011 -0700
mesa: move _mesa_base_format_has_channel() into image.c
This is where other format-related functions live.
Reviewed-by: Eric Anholt <eric at anholt.net>
---
src/mesa/main/fbobject.c | 2 +-
src/mesa/main/image.c | 87 ++++++++++++++++++++++++++++++++++++++++++++++
src/mesa/main/image.h | 3 ++
src/mesa/main/texparam.c | 84 +-------------------------------------------
src/mesa/main/texparam.h | 3 --
5 files changed, 92 insertions(+), 87 deletions(-)
diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c
index 2b4c70a..9111caa 100644
--- a/src/mesa/main/fbobject.c
+++ b/src/mesa/main/fbobject.c
@@ -39,6 +39,7 @@
#include "formats.h"
#include "framebuffer.h"
#include "hash.h"
+#include "image.h"
#include "macros.h"
#include "mfeatures.h"
#include "mtypes.h"
@@ -46,7 +47,6 @@
#include "state.h"
#include "teximage.h"
#include "texobj.h"
-#include "texparam.h"
/** Set this to 1 to help debug FBO incompleteness problems */
diff --git a/src/mesa/main/image.c b/src/mesa/main/image.c
index f32ca92..9b9e838 100644
--- a/src/mesa/main/image.c
+++ b/src/mesa/main/image.c
@@ -1071,6 +1071,93 @@ _mesa_is_compressed_format(struct gl_context *ctx, GLenum format)
/**
+ * Does the given base texture/renderbuffer format have the channel
+ * named by 'pname'?
+ */
+GLboolean
+_mesa_base_format_has_channel(GLenum base_format, GLenum pname)
+{
+ switch (pname) {
+ case GL_TEXTURE_RED_SIZE:
+ case GL_TEXTURE_RED_TYPE:
+ case GL_RENDERBUFFER_RED_SIZE_EXT:
+ case GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE:
+ if (base_format == GL_RED ||
+ base_format == GL_RG ||
+ base_format == GL_RGB ||
+ base_format == GL_RGBA) {
+ return GL_TRUE;
+ }
+ return GL_FALSE;
+ case GL_TEXTURE_GREEN_SIZE:
+ case GL_TEXTURE_GREEN_TYPE:
+ case GL_RENDERBUFFER_GREEN_SIZE_EXT:
+ case GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE:
+ if (base_format == GL_RG ||
+ base_format == GL_RGB ||
+ base_format == GL_RGBA) {
+ return GL_TRUE;
+ }
+ return GL_FALSE;
+ case GL_TEXTURE_BLUE_SIZE:
+ case GL_TEXTURE_BLUE_TYPE:
+ case GL_RENDERBUFFER_BLUE_SIZE_EXT:
+ case GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE:
+ if (base_format == GL_RGB ||
+ base_format == GL_RGBA) {
+ return GL_TRUE;
+ }
+ return GL_FALSE;
+ case GL_TEXTURE_ALPHA_SIZE:
+ case GL_TEXTURE_ALPHA_TYPE:
+ case GL_RENDERBUFFER_ALPHA_SIZE_EXT:
+ case GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE:
+ if (base_format == GL_RGBA ||
+ base_format == GL_ALPHA ||
+ base_format == GL_LUMINANCE_ALPHA) {
+ return GL_TRUE;
+ }
+ return GL_FALSE;
+ case GL_TEXTURE_LUMINANCE_SIZE:
+ case GL_TEXTURE_LUMINANCE_TYPE:
+ if (base_format == GL_LUMINANCE ||
+ base_format == GL_LUMINANCE_ALPHA) {
+ return GL_TRUE;
+ }
+ return GL_FALSE;
+ case GL_TEXTURE_INTENSITY_SIZE:
+ case GL_TEXTURE_INTENSITY_TYPE:
+ if (base_format == GL_INTENSITY) {
+ return GL_TRUE;
+ }
+ return GL_FALSE;
+ case GL_TEXTURE_DEPTH_SIZE:
+ case GL_TEXTURE_DEPTH_TYPE:
+ case GL_RENDERBUFFER_DEPTH_SIZE_EXT:
+ case GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE:
+ if (base_format == GL_DEPTH_STENCIL ||
+ base_format == GL_DEPTH_COMPONENT) {
+ return GL_TRUE;
+ }
+ return GL_FALSE;
+ case GL_RENDERBUFFER_STENCIL_SIZE_EXT:
+ case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE:
+ if (base_format == GL_DEPTH_STENCIL ||
+ base_format == GL_STENCIL_INDEX) {
+ return GL_TRUE;
+ }
+ return GL_FALSE;
+ default:
+ _mesa_warning(NULL, "%s: Unexpected channel token 0x%x\n",
+ __FUNCTION__, pname);
+ return GL_FALSE;
+ }
+
+ return GL_FALSE;
+}
+
+
+/**
* Return the address of a specific pixel in an image (1D, 2D or 3D).
*
* Pixel unpacking/packing parameters are observed according to \p packing.
diff --git a/src/mesa/main/image.h b/src/mesa/main/image.h
index 46adaec..b606545 100644
--- a/src/mesa/main/image.h
+++ b/src/mesa/main/image.h
@@ -84,6 +84,9 @@ _mesa_is_integer_format(GLenum format);
extern GLboolean
_mesa_is_compressed_format(struct gl_context *ctx, GLenum format);
+extern GLboolean
+_mesa_base_format_has_channel(GLenum base_format, GLenum pname);
+
extern GLvoid *
_mesa_image_address( GLuint dimensions,
const struct gl_pixelstore_attrib *packing,
diff --git a/src/mesa/main/texparam.c b/src/mesa/main/texparam.c
index 99a4b43..f4ec633 100644
--- a/src/mesa/main/texparam.c
+++ b/src/mesa/main/texparam.c
@@ -35,6 +35,7 @@
#include "main/context.h"
#include "main/enums.h"
#include "main/formats.h"
+#include "main/image.h"
#include "main/macros.h"
#include "main/mfeatures.h"
#include "main/mtypes.h"
@@ -884,89 +885,6 @@ _mesa_TexParameterIuiv(GLenum target, GLenum pname, const GLuint *params)
}
-GLboolean
-_mesa_base_format_has_channel(GLenum base_format, GLenum pname)
-{
- switch (pname) {
- case GL_TEXTURE_RED_SIZE:
- case GL_TEXTURE_RED_TYPE:
- case GL_RENDERBUFFER_RED_SIZE_EXT:
- case GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE:
- if (base_format == GL_RED ||
- base_format == GL_RG ||
- base_format == GL_RGB ||
- base_format == GL_RGBA) {
- return GL_TRUE;
- }
- return GL_FALSE;
- case GL_TEXTURE_GREEN_SIZE:
- case GL_TEXTURE_GREEN_TYPE:
- case GL_RENDERBUFFER_GREEN_SIZE_EXT:
- case GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE:
- if (base_format == GL_RG ||
- base_format == GL_RGB ||
- base_format == GL_RGBA) {
- return GL_TRUE;
- }
- return GL_FALSE;
- case GL_TEXTURE_BLUE_SIZE:
- case GL_TEXTURE_BLUE_TYPE:
- case GL_RENDERBUFFER_BLUE_SIZE_EXT:
- case GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE:
- if (base_format == GL_RGB ||
- base_format == GL_RGBA) {
- return GL_TRUE;
- }
- return GL_FALSE;
- case GL_TEXTURE_ALPHA_SIZE:
- case GL_TEXTURE_ALPHA_TYPE:
- case GL_RENDERBUFFER_ALPHA_SIZE_EXT:
- case GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE:
- if (base_format == GL_RGBA ||
- base_format == GL_ALPHA ||
- base_format == GL_LUMINANCE_ALPHA) {
- return GL_TRUE;
- }
- return GL_FALSE;
- case GL_TEXTURE_LUMINANCE_SIZE:
- case GL_TEXTURE_LUMINANCE_TYPE:
- if (base_format == GL_LUMINANCE ||
- base_format == GL_LUMINANCE_ALPHA) {
- return GL_TRUE;
- }
- return GL_FALSE;
- case GL_TEXTURE_INTENSITY_SIZE:
- case GL_TEXTURE_INTENSITY_TYPE:
- if (base_format == GL_INTENSITY) {
- return GL_TRUE;
- }
- return GL_FALSE;
- case GL_TEXTURE_DEPTH_SIZE:
- case GL_TEXTURE_DEPTH_TYPE:
- case GL_RENDERBUFFER_DEPTH_SIZE_EXT:
- case GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE:
- if (base_format == GL_DEPTH_STENCIL ||
- base_format == GL_DEPTH_COMPONENT) {
- return GL_TRUE;
- }
- return GL_FALSE;
- case GL_RENDERBUFFER_STENCIL_SIZE_EXT:
- case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE:
- if (base_format == GL_DEPTH_STENCIL ||
- base_format == GL_STENCIL_INDEX) {
- return GL_TRUE;
- }
- return GL_FALSE;
- default:
- _mesa_warning(NULL, "%s: Unexpected channel token 0x%x\n",
- __FUNCTION__, pname);
- return GL_FALSE;
- }
-
- return GL_FALSE;
-}
-
-
void GLAPIENTRY
_mesa_GetTexLevelParameterfv( GLenum target, GLint level,
GLenum pname, GLfloat *params )
diff --git a/src/mesa/main/texparam.h b/src/mesa/main/texparam.h
index 6c6b7fa..19b4116 100644
--- a/src/mesa/main/texparam.h
+++ b/src/mesa/main/texparam.h
@@ -30,9 +30,6 @@
#include "main/glheader.h"
-extern GLboolean
-_mesa_base_format_has_channel(GLenum base_format, GLenum pname);
-
extern void GLAPIENTRY
_mesa_GetTexLevelParameterfv( GLenum target, GLint level,
GLenum pname, GLfloat *params );
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