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-rw-r--r--src/mesa/main/dd.h10
-rw-r--r--src/mesa/main/externalobjects.c128
-rw-r--r--src/mesa/main/texstorage.c76
-rw-r--r--src/mesa/main/texstorage.h9
4 files changed, 191 insertions, 32 deletions
diff --git a/src/mesa/main/dd.h b/src/mesa/main/dd.h
index 6d6bdecb4dd..fbe70cdfab7 100644
--- a/src/mesa/main/dd.h
+++ b/src/mesa/main/dd.h
@@ -1087,6 +1087,16 @@ struct dd_function_table {
*/
void (*DeleteMemoryObject)(struct gl_context *ctx,
struct gl_memory_object *memObj);
+
+ /**
+ * Set the given memory object as the texture's storage.
+ */
+ GLboolean (*SetTextureStorageForMemoryObject)(struct gl_context *ctx,
+ struct gl_texture_object *tex_obj,
+ struct gl_memory_object *mem_obj,
+ GLsizei levels, GLsizei width,
+ GLsizei height, GLsizei depth,
+ GLuint64 offset);
/*@}*/
/**
diff --git a/src/mesa/main/externalobjects.c b/src/mesa/main/externalobjects.c
index 9241fe1fe6a..3843c9492e9 100644
--- a/src/mesa/main/externalobjects.c
+++ b/src/mesa/main/externalobjects.c
@@ -24,6 +24,10 @@
#include "macros.h"
#include "mtypes.h"
#include "externalobjects.h"
+#include "teximage.h"
+#include "texobj.h"
+#include "glformats.h"
+#include "texstorage.h"
/**
* Allocate and initialize a new memory object. But don't put it into the
@@ -228,6 +232,100 @@ invalid_pname:
"glGetMemoryObjectParameterivEXT(pname=0x%x)", pname);
}
+static struct gl_memory_object *
+lookup_memory_object_err(struct gl_context *ctx, unsigned memory,
+ const char* func)
+{
+ if (memory == 0) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "%s(memory=0)", func);
+ return NULL;
+ }
+
+ struct gl_memory_object *memObj = _mesa_lookup_memory_object(ctx, memory);
+ if (!memObj)
+ return NULL;
+
+ if (!memObj->Immutable) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "%s(no associated memory)",
+ func);
+ return NULL;
+ }
+
+ return memObj;
+}
+
+/**
+ * Helper used by _mesa_TexStorageMem1/2/3DEXT().
+ */
+static void
+texstorage_memory(GLuint dims, GLenum target, GLsizei levels,
+ GLenum internalFormat, GLsizei width, GLsizei height,
+ GLsizei depth, GLuint memory, GLuint64 offset,
+ const char *func)
+{
+ struct gl_texture_object *texObj;
+ struct gl_memory_object *memObj;
+
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = _mesa_get_current_tex_object(ctx, target);
+ if (!texObj)
+ return;
+
+ memObj = lookup_memory_object_err(ctx, memory, func);
+ if (!memObj)
+ return;
+
+ _mesa_texture_storage_memory(ctx, dims, texObj, memObj, target,
+ levels, internalFormat,
+ width, height, depth, offset, false);
+}
+
+static void
+texstorage_memory_ms(GLuint dims, GLenum target, GLsizei samples,
+ GLenum internalFormat, GLsizei width, GLsizei height,
+ GLsizei depth, GLboolean fixedSampleLocations,
+ GLuint memory, GLuint64 offset)
+{
+
+}
+
+/**
+ * Helper used by _mesa_TextureStorageMem1/2/3DEXT().
+ */
+static void
+texturestorage_memory(GLuint dims, GLuint texture, GLsizei levels,
+ GLenum internalFormat, GLsizei width, GLsizei height,
+ GLsizei depth, GLuint memory, GLuint64 offset,
+ const char *func)
+{
+ struct gl_texture_object *texObj;
+ struct gl_memory_object *memObj;
+
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = _mesa_lookup_texture(ctx, texture);
+ if (!texObj)
+ return;
+
+ memObj = lookup_memory_object_err(ctx, memory, func);
+ if (!memObj)
+ return;
+
+ _mesa_texture_storage_memory(ctx, dims, texObj, memObj, texObj->Target,
+ levels, internalFormat,
+ width, height, depth, offset, true);
+}
+
+static void
+texturestorage_memory_ms(GLuint dims, GLuint texture, GLsizei samples,
+ GLenum internalFormat, GLsizei width, GLsizei height,
+ GLsizei depth, GLboolean fixedSampleLocations,
+ GLuint memory, GLuint64 offset)
+{
+
+}
+
void GLAPIENTRY
_mesa_TexStorageMem2DEXT(GLenum target,
GLsizei levels,
@@ -237,7 +335,8 @@ _mesa_TexStorageMem2DEXT(GLenum target,
GLuint memory,
GLuint64 offset)
{
-
+ texstorage_memory(2, target, levels, internalFormat, width, height, 1,
+ memory, offset, "glTexStorageMem2DEXT");
}
void GLAPIENTRY
@@ -250,7 +349,8 @@ _mesa_TexStorageMem2DMultisampleEXT(GLenum target,
GLuint memory,
GLuint64 offset)
{
-
+ texstorage_memory_ms(2, target, samples, internalFormat, width, height, 1,
+ fixedSampleLocations, memory, offset);
}
void GLAPIENTRY
@@ -263,7 +363,8 @@ _mesa_TexStorageMem3DEXT(GLenum target,
GLuint memory,
GLuint64 offset)
{
-
+ texstorage_memory(3, target, levels, internalFormat, width, height, depth,
+ memory, offset, "glTexStorageMem3DEXT");
}
void GLAPIENTRY
@@ -277,7 +378,8 @@ _mesa_TexStorageMem3DMultisampleEXT(GLenum target,
GLuint memory,
GLuint64 offset)
{
-
+ texstorage_memory_ms(3, target, samples, internalFormat, width, height,
+ depth, fixedSampleLocations, memory, offset);
}
void GLAPIENTRY
@@ -289,7 +391,8 @@ _mesa_TextureStorageMem2DEXT(GLuint texture,
GLuint memory,
GLuint64 offset)
{
-
+ texturestorage_memory(2, texture, levels, internalFormat, width, height, 1,
+ memory, offset, "glTexureStorageMem2DEXT");
}
void GLAPIENTRY
@@ -302,7 +405,8 @@ _mesa_TextureStorageMem2DMultisampleEXT(GLuint texture,
GLuint memory,
GLuint64 offset)
{
-
+ texturestorage_memory_ms(2, texture, samples, internalFormat, width, height,
+ 1, fixedSampleLocations, memory, offset);
}
void GLAPIENTRY
@@ -315,7 +419,8 @@ _mesa_TextureStorageMem3DEXT(GLuint texture,
GLuint memory,
GLuint64 offset)
{
-
+ texturestorage_memory(3, texture, levels, internalFormat, width, height,
+ depth, memory, offset, "glTextureStorageMem3DEXT");
}
void GLAPIENTRY
@@ -329,7 +434,8 @@ _mesa_TextureStorageMem3DMultisampleEXT(GLuint texture,
GLuint memory,
GLuint64 offset)
{
-
+ texturestorage_memory_ms(3, texture, samples, internalFormat, width, height,
+ depth, fixedSampleLocations, memory, offset);
}
void GLAPIENTRY
@@ -340,7 +446,8 @@ _mesa_TexStorageMem1DEXT(GLenum target,
GLuint memory,
GLuint64 offset)
{
-
+ texstorage_memory(1, target, levels, internalFormat, width, 1, 1, memory,
+ offset, "glTexStorageMem1DEXT");
}
void GLAPIENTRY
@@ -351,7 +458,8 @@ _mesa_TextureStorageMem1DEXT(GLuint texture,
GLuint memory,
GLuint64 offset)
{
-
+ texturestorage_memory(1, texture, levels, internalFormat, width, 1, 1,
+ memory, offset, "glTextureStorageMem1DEXT");
}
void GLAPIENTRY
diff --git a/src/mesa/main/texstorage.c b/src/mesa/main/texstorage.c
index 7a61a4f4786..e0930abe3f8 100644
--- a/src/mesa/main/texstorage.c
+++ b/src/mesa/main/texstorage.c
@@ -304,12 +304,14 @@ _mesa_AllocTextureStorage_sw(struct gl_context *ctx,
static GLboolean
tex_storage_error_check(struct gl_context *ctx,
struct gl_texture_object *texObj,
+ struct gl_memory_object *memObj,
GLuint dims, GLenum target,
GLsizei levels, GLenum internalformat,
GLsizei width, GLsizei height, GLsizei depth,
bool dsa)
{
- const char* suffix = dsa ? "ture" : "";
+ const char* suffix = dsa ? (memObj ? "tureMem" : "ture") :
+ (memObj ? "Mem" : "");
/* Legal format checking has been moved to texstorage and texturestorage in
* order to allow meta functions to use legacy formats. */
@@ -389,18 +391,20 @@ tex_storage_error_check(struct gl_context *ctx,
static ALWAYS_INLINE void
texture_storage(struct gl_context *ctx, GLuint dims,
struct gl_texture_object *texObj,
- GLenum target, GLsizei levels,
- GLenum internalformat, GLsizei width,
- GLsizei height, GLsizei depth, bool dsa, bool no_error)
+ struct gl_memory_object *memObj, GLenum target,
+ GLsizei levels, GLenum internalformat, GLsizei width,
+ GLsizei height, GLsizei depth, GLuint64 offset, bool dsa,
+ bool no_error)
{
GLboolean sizeOK = GL_TRUE, dimensionsOK = GL_TRUE;
mesa_format texFormat;
- const char* suffix = dsa ? "ture" : "";
+ const char* suffix = dsa ? (memObj ? "tureMem" : "ture") :
+ (memObj ? "Mem" : "");
assert(texObj);
if (!no_error) {
- if (tex_storage_error_check(ctx, texObj, dims, target, levels,
+ if (tex_storage_error_check(ctx, texObj, memObj, dims, target, levels,
internalformat, width, height, depth, dsa)) {
return; /* error was recorded */
}
@@ -454,18 +458,30 @@ texture_storage(struct gl_context *ctx, GLuint dims,
return;
}
- /* Do actual texture memory allocation */
- if (!ctx->Driver.AllocTextureStorage(ctx, texObj, levels,
- width, height, depth)) {
- /* Reset the texture images' info to zeros.
- * Strictly speaking, we probably don't have to do this since
- * generating GL_OUT_OF_MEMORY can leave things in an undefined
- * state but this puts things in a consistent state.
- */
- clear_texture_fields(ctx, texObj);
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTex%sStorage%uD",
- suffix, dims);
- return;
+ /* Setup the backing memory */
+ if (memObj) {
+ if (!ctx->Driver.SetTextureStorageForMemoryObject(ctx, texObj, memObj,
+ levels,
+ width, height, depth,
+ offset)) {
+
+ clear_texture_fields(ctx, texObj);
+ return;
+ }
+ }
+ else {
+ if (!ctx->Driver.AllocTextureStorage(ctx, texObj, levels,
+ width, height, depth)) {
+ /* Reset the texture images' info to zeros.
+ * Strictly speaking, we probably don't have to do this since
+ * generating GL_OUT_OF_MEMORY can leave things in an undefined
+ * state but this puts things in a consistent state.
+ */
+ clear_texture_fields(ctx, texObj);
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTex%sStorage%uD",
+ suffix, dims);
+ return;
+ }
}
_mesa_set_texture_view_state(ctx, texObj, target, levels);
@@ -482,8 +498,8 @@ texture_storage_error(struct gl_context *ctx, GLuint dims,
GLenum internalformat, GLsizei width,
GLsizei height, GLsizei depth, bool dsa)
{
- texture_storage(ctx, dims, texObj, target, levels, internalformat, width,
- height, depth, dsa, false);
+ texture_storage(ctx, dims, texObj, NULL, target, levels, internalformat,
+ width, height, depth, dsa, 0, false);
}
@@ -494,8 +510,8 @@ texture_storage_no_error(struct gl_context *ctx, GLuint dims,
GLenum internalformat, GLsizei width,
GLsizei height, GLsizei depth, bool dsa)
{
- texture_storage(ctx, dims, texObj, target, levels, internalformat, width,
- height, depth, dsa, true);
+ texture_storage(ctx, dims, texObj, NULL, target, levels, internalformat,
+ width, height, depth, dsa, 0, true);
}
@@ -784,3 +800,19 @@ _mesa_TextureStorage3DEXT(GLuint texture, GLenum target, GLsizei levels,
_mesa_error(ctx, GL_INVALID_OPERATION,
"glTextureStorage3DEXT not supported");
}
+
+
+void
+_mesa_texture_storage_memory(struct gl_context *ctx, GLuint dims,
+ struct gl_texture_object *texObj,
+ struct gl_memory_object *memObj,
+ GLenum target, GLsizei levels,
+ GLenum internalformat, GLsizei width,
+ GLsizei height, GLsizei depth,
+ GLuint64 offset, bool dsa)
+{
+ assert(memObj);
+
+ texture_storage(ctx, dims, texObj, memObj, target, levels, internalformat,
+ width, height, depth, offset, dsa, false);
+}
diff --git a/src/mesa/main/texstorage.h b/src/mesa/main/texstorage.h
index 66b77be4e14..f184dfd86eb 100644
--- a/src/mesa/main/texstorage.h
+++ b/src/mesa/main/texstorage.h
@@ -137,4 +137,13 @@ _mesa_AllocTextureStorage_sw(struct gl_context *ctx,
GLsizei levels, GLsizei width,
GLsizei height, GLsizei depth);
+extern void
+_mesa_texture_storage_memory(struct gl_context *ctx, GLuint dims,
+ struct gl_texture_object *texObj,
+ struct gl_memory_object *memObj,
+ GLenum target, GLsizei levels,
+ GLenum internalformat, GLsizei width,
+ GLsizei height, GLsizei depth,
+ GLuint64 offset, bool dsa);
+
#endif /* TEXSTORAGE_H */