[Mesa-dev] [PATCH 27/41] main: Added entry points for CopyTextureSubImage*D.
Laura Ekstrand
laura at jlekstrand.net
Mon Dec 15 17:22:42 PST 2014
---
src/mapi/glapi/gen/ARB_direct_state_access.xml | 32 +++++
src/mesa/main/teximage.c | 170 ++++++++++++++++++-------
src/mesa/main/teximage.h | 21 +++
3 files changed, 177 insertions(+), 46 deletions(-)
diff --git a/src/mapi/glapi/gen/ARB_direct_state_access.xml b/src/mapi/glapi/gen/ARB_direct_state_access.xml
index fd154de..eef6536 100644
--- a/src/mapi/glapi/gen/ARB_direct_state_access.xml
+++ b/src/mapi/glapi/gen/ARB_direct_state_access.xml
@@ -75,6 +75,38 @@
<param name="pixels" type="const GLvoid *" />
</function>
+ <function name="CopyTextureSubImage1D" offset="assign">
+ <param name="texture" type="GLuint" />
+ <param name="level" type="GLint" />
+ <param name="xoffset" type="GLint" />
+ <param name="x" type="GLint" />
+ <param name="y" type="GLint" />
+ <param name="width" type="GLsizei" />
+ </function>
+
+ <function name="CopyTextureSubImage2D" offset="assign">
+ <param name="texture" type="GLuint" />
+ <param name="level" type="GLint" />
+ <param name="xoffset" type="GLint" />
+ <param name="yoffset" type="GLint" />
+ <param name="x" type="GLint" />
+ <param name="y" type="GLint" />
+ <param name="width" type="GLsizei" />
+ <param name="height" type="GLsizei" />
+ </function>
+
+ <function name="CopyTextureSubImage3D" offset="assign">
+ <param name="texture" type="GLuint" />
+ <param name="level" type="GLint" />
+ <param name="xoffset" type="GLint" />
+ <param name="yoffset" type="GLint" />
+ <param name="zoffset" type="GLint" />
+ <param name="x" type="GLint" />
+ <param name="y" type="GLint" />
+ <param name="width" type="GLsizei" />
+ <param name="height" type="GLsizei" />
+ </function>
+
<function name="TextureParameterf" offset="assign">
<param name="texture" type="GLuint" />
<param name="pname" type="GLenum" />
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index cfb6297..73e7f4b 100644
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -2729,14 +2729,13 @@ copytexture_error_check( struct gl_context *ctx, GLuint dimensions,
*/
static GLboolean
copytexsubimage_error_check(struct gl_context *ctx, GLuint dimensions,
+ struct gl_texture_object *texObj,
GLenum target, GLint level,
GLint xoffset, GLint yoffset, GLint zoffset,
- GLint width, GLint height)
+ GLint width, GLint height, bool dsa)
{
- struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
-
/* Check that the source buffer is complete */
if (_mesa_is_user_fbo(ctx->ReadBuffer)) {
if (ctx->ReadBuffer->_Status == 0) {
@@ -2744,36 +2743,39 @@ copytexsubimage_error_check(struct gl_context *ctx, GLuint dimensions,
}
if (ctx->ReadBuffer->_Status != GL_FRAMEBUFFER_COMPLETE_EXT) {
_mesa_error(ctx, GL_INVALID_FRAMEBUFFER_OPERATION_EXT,
- "glCopyTexImage%dD(invalid readbuffer)", dimensions);
+ "glCopyTex%sSubImage%dD(invalid readbuffer)",
+ dsa ? "ture" : "", dimensions);
return GL_TRUE;
}
if (ctx->ReadBuffer->Visual.samples > 0) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glCopyTexSubImage%dD(multisample FBO)",
- dimensions);
- return GL_TRUE;
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glCopyTex%sSubImage%dD(multisample FBO)", dsa ? "ture" : "",
+ dimensions);
+ return GL_TRUE;
}
}
/* check target (proxies not allowed) */
- if (!legal_texsubimage_target(ctx, dimensions, target, false)) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glCopyTexImage%uD(target=%s)",
- dimensions, _mesa_lookup_enum_by_nr(target));
+ if (!legal_texsubimage_target(ctx, dimensions, target, dsa)) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glCopyTex%sSubImage%uD(target=%s)",
+ dsa ? "ture" : "", dimensions,
+ _mesa_lookup_enum_by_nr(target));
return GL_TRUE;
}
/* Check level */
if (level < 0 || level >= _mesa_max_texture_levels(ctx, target)) {
_mesa_error(ctx, GL_INVALID_VALUE,
- "glCopyTexSubImage%dD(level=%d)", dimensions, level);
+ "glCopyTex%sSubImage%dD(level=%d)", dsa ? "ture" : "",
+ dimensions, level);
return GL_TRUE;
}
- /* Get dest texture object / image pointers */
- texObj = _mesa_get_current_tex_object(ctx, target);
+ /* Get dest image pointers */
if (!texObj) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCopyTexSubImage%dD()", dimensions);
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCopyTex%sSubImage%dD()",
+ dsa ? "ture" : "", dimensions);
return GL_TRUE;
}
@@ -2781,34 +2783,38 @@ copytexsubimage_error_check(struct gl_context *ctx, GLuint dimensions,
if (!texImage) {
/* destination image does not exist */
_mesa_error(ctx, GL_INVALID_OPERATION,
- "glCopyTexSubImage%dD(invalid texture image)", dimensions);
+ "glCopyTex%sSubImage%dD(invalid texture image)",
+ dsa ? "ture" : "", dimensions);
return GL_TRUE;
}
if (error_check_subtexture_dimensions(ctx, dimensions, texImage,
xoffset, yoffset, zoffset,
- width, height, 1,
- "glCopyTexSubImage")) {
+ width, height, 1, dsa ?
+ "glCompressedTextureSubImage" :
+ "glCompressedTexSubImage")) {
return GL_TRUE;
}
if (_mesa_is_format_compressed(texImage->TexFormat)) {
if (compressedteximage_only_format(ctx, texImage->InternalFormat)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
- "glCopyTexSubImage%dD(no compression for format)", dimensions);
+ "glCopyTex%sSubImage%dD(no compression for format)",
+ dsa ? "ture" : "", dimensions);
return GL_TRUE;
}
}
if (texImage->InternalFormat == GL_YCBCR_MESA) {
- _mesa_error(ctx, GL_INVALID_OPERATION, "glCopyTexSubImage2D");
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glCopyTex%sSubImage2D",
+ dsa ? "ture" : "");
return GL_TRUE;
}
if (!_mesa_source_buffer_exists(ctx, texImage->_BaseFormat)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
- "glCopyTexSubImage%dD(missing readbuffer, format=0x%x)",
- dimensions, texImage->_BaseFormat);
+ "glCopyTex%sSubImage%dD(missing readbuffer, format=0x%x)",
+ dsa ? "ture" : "", dimensions, texImage->_BaseFormat);
return GL_TRUE;
}
@@ -2823,10 +2829,11 @@ copytexsubimage_error_check(struct gl_context *ctx, GLuint dimensions,
struct gl_renderbuffer *rb = ctx->ReadBuffer->_ColorReadBuffer;
if (_mesa_is_format_integer_color(rb->Format) !=
- _mesa_is_format_integer_color(texImage->TexFormat)) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glCopyTexImage%dD(integer vs non-integer)", dimensions);
- return GL_TRUE;
+ _mesa_is_format_integer_color(texImage->TexFormat)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glCopyTex%sSubImage%dD(integer vs non-integer)",
+ dsa ? "ture" : "", dimensions);
+ return GL_TRUE;
}
}
@@ -3920,37 +3927,37 @@ _mesa_CopyTexImage2D( GLenum target, GLint level, GLenum internalFormat,
x, y, width, height, border);
}
-
-
/**
- * Implementation for glCopyTexSubImage1/2/3D() functions.
+ * Implementation for glCopyTex(ture)SubImage1/2/3D() functions.
*/
-static void
-copytexsubimage(struct gl_context *ctx, GLuint dims, GLenum target, GLint level,
- GLint xoffset, GLint yoffset, GLint zoffset,
- GLint x, GLint y, GLsizei width, GLsizei height)
+void
+_mesa_copy_texture_sub_image(struct gl_context *ctx, GLuint dims,
+ struct gl_texture_object *texObj,
+ GLenum target, GLint level,
+ GLint xoffset, GLint yoffset, GLint zoffset,
+ GLint x, GLint y,
+ GLsizei width, GLsizei height,
+ bool dsa )
{
- struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
FLUSH_VERTICES(ctx, 0);
if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE))
- _mesa_debug(ctx, "glCopyTexSubImage%uD %s %d %d %d %d %d %d %d %d\n",
- dims,
+ _mesa_debug(ctx, "glCopyTex%sSubImage%uD %s %d %d %d %d %d %d %d %d\n",
+ dsa ? "ture" : "", dims,
_mesa_lookup_enum_by_nr(target),
level, xoffset, yoffset, zoffset, x, y, width, height);
if (ctx->NewState & NEW_COPY_TEX_STATE)
_mesa_update_state(ctx);
- if (copytexsubimage_error_check(ctx, dims, target, level,
- xoffset, yoffset, zoffset, width, height)) {
+ if (copytexsubimage_error_check(ctx, dims, texObj, target, level,
+ xoffset, yoffset, zoffset,
+ width, height, dsa)) {
return;
}
- texObj = _mesa_get_current_tex_object(ctx, target);
-
_mesa_lock_texture(ctx, texObj);
{
texImage = _mesa_select_tex_image(ctx, texObj, target, level);
@@ -3988,13 +3995,19 @@ copytexsubimage(struct gl_context *ctx, GLuint dims, GLenum target, GLint level,
_mesa_unlock_texture(ctx, texObj);
}
-
void GLAPIENTRY
_mesa_CopyTexSubImage1D( GLenum target, GLint level,
GLint xoffset, GLint x, GLint y, GLsizei width )
{
+ struct gl_texture_object* texObj;
GET_CURRENT_CONTEXT(ctx);
- copytexsubimage(ctx, 1, target, level, xoffset, 0, 0, x, y, width, 1);
+
+ texObj = _mesa_get_current_tex_object(ctx, target);
+ if (!texObj)
+ return;
+
+ _mesa_copy_texture_sub_image(ctx, 1, texObj, target, level, xoffset, 0, 0,
+ x, y, width, 1, false);
}
@@ -4004,9 +4017,16 @@ _mesa_CopyTexSubImage2D( GLenum target, GLint level,
GLint xoffset, GLint yoffset,
GLint x, GLint y, GLsizei width, GLsizei height )
{
+ struct gl_texture_object* texObj;
GET_CURRENT_CONTEXT(ctx);
- copytexsubimage(ctx, 2, target, level, xoffset, yoffset, 0, x, y,
- width, height);
+
+ texObj = _mesa_get_current_tex_object(ctx, target);
+ if (!texObj)
+ return;
+
+ _mesa_copy_texture_sub_image(ctx, 2, texObj, target, level,
+ xoffset, yoffset, 0,
+ x, y, width, height, false);
}
@@ -4016,9 +4036,67 @@ _mesa_CopyTexSubImage3D( GLenum target, GLint level,
GLint xoffset, GLint yoffset, GLint zoffset,
GLint x, GLint y, GLsizei width, GLsizei height )
{
+ struct gl_texture_object* texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = _mesa_get_current_tex_object(ctx, target);
+ if (!texObj)
+ return;
+
+ _mesa_copy_texture_sub_image(ctx, 3, texObj, target, level,
+ xoffset, yoffset, zoffset,
+ x, y, width, height, false);
+}
+
+void GLAPIENTRY
+_mesa_CopyTextureSubImage1D( GLuint texture, GLint level,
+ GLint xoffset, GLint x, GLint y, GLsizei width )
+{
+ struct gl_texture_object* texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = _mesa_lookup_texture_err(ctx, texture, "glCopyTextureSubImage1D");
+ if (!texObj)
+ return;
+
+ _mesa_copy_texture_sub_image(ctx, 1, texObj, texObj->Target, level,
+ xoffset, 0, 0, x, y, width, 1, true);
+}
+
+void GLAPIENTRY
+_mesa_CopyTextureSubImage2D( GLuint texture, GLint level,
+ GLint xoffset, GLint yoffset,
+ GLint x, GLint y, GLsizei width, GLsizei height )
+{
+ struct gl_texture_object* texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = _mesa_lookup_texture_err(ctx, texture, "glCopyTextureSubImage2D");
+ if (!texObj)
+ return;
+
+ _mesa_copy_texture_sub_image(ctx, 2, texObj, texObj->Target, level,
+ xoffset, yoffset, 0,
+ x, y, width, height, true);
+}
+
+
+
+void GLAPIENTRY
+_mesa_CopyTextureSubImage3D( GLuint texture, GLint level,
+ GLint xoffset, GLint yoffset, GLint zoffset,
+ GLint x, GLint y, GLsizei width, GLsizei height )
+{
+ struct gl_texture_object* texObj;
GET_CURRENT_CONTEXT(ctx);
- copytexsubimage(ctx, 3, target, level, xoffset, yoffset, zoffset,
- x, y, width, height);
+
+ texObj = _mesa_lookup_texture_err(ctx, texture, "glCopyTextureSubImage3D");
+ if (!texObj)
+ return;
+
+ _mesa_copy_texture_sub_image(ctx, 3, texObj, texObj->Target, level,
+ xoffset, yoffset, zoffset,
+ x, y, width, height, true);
}
static bool
diff --git a/src/mesa/main/teximage.h b/src/mesa/main/teximage.h
index c014bd9..913a677 100644
--- a/src/mesa/main/teximage.h
+++ b/src/mesa/main/teximage.h
@@ -165,6 +165,13 @@ _mesa_texture_sub_image( struct gl_context *ctx, GLuint dims,
GLsizei width, GLsizei height, GLsizei depth,
GLenum format, GLenum type, const GLvoid *pixels,
bool dsa );
+extern void
+_mesa_copy_texture_sub_image( struct gl_context *ctx, GLuint dims,
+ struct gl_texture_object *texObj,
+ GLenum target, GLint level,
+ GLint xoffset, GLint yoffset, GLint zoffset,
+ GLint x, GLint y,
+ GLsizei width, GLsizei height, bool dsa );
/*@}*/
@@ -269,7 +276,21 @@ _mesa_CopyTexSubImage3D( GLenum target, GLint level,
GLint xoffset, GLint yoffset, GLint zoffset,
GLint x, GLint y, GLsizei width, GLsizei height );
+extern void GLAPIENTRY
+_mesa_CopyTextureSubImage1D( GLuint texture, GLint level,
+ GLint xoffset, GLint x, GLint y, GLsizei width );
+extern void GLAPIENTRY
+_mesa_CopyTextureSubImage2D( GLuint texture, GLint level,
+ GLint xoffset, GLint yoffset,
+ GLint x, GLint y,
+ GLsizei width, GLsizei height );
+
+extern void GLAPIENTRY
+_mesa_CopyTextureSubImage3D( GLuint texture, GLint level,
+ GLint xoffset, GLint yoffset, GLint zoffset,
+ GLint x, GLint y,
+ GLsizei width, GLsizei height );
extern void GLAPIENTRY
_mesa_ClearTexSubImage( GLuint texture, GLint level,
--
2.1.0
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