diff options
| -rw-r--r-- | src/mesa/main/teximage.c | 251 |
1 files changed, 86 insertions, 165 deletions
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c index afa66b01f79..9f3affd9667 100644 --- a/src/mesa/main/teximage.c +++ b/src/mesa/main/teximage.c @@ -1651,61 +1651,13 @@ subtexture_error_check( struct gl_context *ctx, GLuint dimensions, GLint width, GLint height, GLint depth, GLenum format, GLenum type ) { - /* Check target */ - if (dimensions == 1) { - if (target != GL_TEXTURE_1D) { - _mesa_error( ctx, GL_INVALID_ENUM, "glTexSubImage1D(target)" ); - return GL_TRUE; - } - } - else if (dimensions == 2) { - if (target >= GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB && - target <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB) { - if (!ctx->Extensions.ARB_texture_cube_map) { - _mesa_error( ctx, GL_INVALID_ENUM, "glTexSubImage2D(target)" ); - return GL_TRUE; - } - } - else if (target == GL_TEXTURE_RECTANGLE_NV) { - if (!ctx->Extensions.NV_texture_rectangle) { - _mesa_error( ctx, GL_INVALID_ENUM, "glTexSubImage2D(target)" ); - return GL_TRUE; - } - } - else if (target == GL_TEXTURE_1D_ARRAY_EXT) { - if (!ctx->Extensions.MESA_texture_array) { - _mesa_error( ctx, GL_INVALID_ENUM, "glTexSubImage2D(target)" ); - return GL_TRUE; - } - } - else if (target != GL_TEXTURE_2D) { - _mesa_error( ctx, GL_INVALID_ENUM, "glTexSubImage2D(target)" ); - return GL_TRUE; - } - } - else if (dimensions == 3) { - if (target == GL_TEXTURE_2D_ARRAY_EXT) { - if (!ctx->Extensions.MESA_texture_array) { - _mesa_error( ctx, GL_INVALID_ENUM, "glTexSubImage3D(target)" ); - return GL_TRUE; - } - } - else if (target != GL_TEXTURE_3D) { - _mesa_error( ctx, GL_INVALID_ENUM, "glTexSubImage3D(target)" ); - return GL_TRUE; - } - } - else { - _mesa_problem( ctx, "invalid dims in texture_error_check" ); - return GL_TRUE; - } - /* Basic level check */ if (level < 0 || level >= MAX_TEXTURE_LEVELS) { _mesa_error(ctx, GL_INVALID_ENUM, "glTexSubImage2D(level=%d)", level); return GL_TRUE; } + /* Check for negative sizes */ if (width < 0) { _mesa_error(ctx, GL_INVALID_VALUE, "glTexSubImage%dD(width=%d)", dimensions, width); @@ -2645,51 +2597,93 @@ _mesa_EGLImageTargetTexture2DOES (GLenum target, GLeglImageOES image) #endif -void GLAPIENTRY -_mesa_TexSubImage1D( GLenum target, GLint level, - GLint xoffset, GLsizei width, - GLenum format, GLenum type, - const GLvoid *pixels ) + +/** + * Implement all the glTexSubImage1/2/3D() functions. + */ +static void +texsubimage(struct gl_context *ctx, GLuint dims, GLenum target, GLint level, + GLint xoffset, GLint yoffset, GLint zoffset, + GLsizei width, GLsizei height, GLsizei depth, + GLenum format, GLenum type, const GLvoid *pixels ) { struct gl_texture_object *texObj; struct gl_texture_image *texImage; - GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE)) - _mesa_debug(ctx, "glTexSubImage1D %s %d %d %d %s %s %p\n", + _mesa_debug(ctx, "glTexSubImage%uD %s %d %d %d %d %d %d %d %s %s %p\n", + dims, _mesa_lookup_enum_by_nr(target), level, - xoffset, width, _mesa_lookup_enum_by_nr(format), + xoffset, yoffset, zoffset, width, height, depth, + _mesa_lookup_enum_by_nr(format), _mesa_lookup_enum_by_nr(type), pixels); + /* check target (proxies not allowed) */ + if (!legal_teximage_target(ctx, dims, target) || + _mesa_is_proxy_texture(target)) { + _mesa_error(ctx, GL_INVALID_ENUM, "glTexSubImage%uD(target=%s)", + dims, _mesa_lookup_enum_by_nr(target)); + return; + } + if (ctx->NewState & _MESA_NEW_TRANSFER_STATE) _mesa_update_state(ctx); - if (subtexture_error_check(ctx, 1, target, level, xoffset, 0, 0, - width, 1, 1, format, type)) { + if (subtexture_error_check(ctx, dims, target, level, xoffset, yoffset, zoffset, + width, height, depth, format, type)) { return; /* error was detected */ } - texObj = _mesa_get_current_tex_object(ctx, target); - assert(texObj); _mesa_lock_texture(ctx, texObj); { texImage = _mesa_select_tex_image(ctx, texObj, target, level); - if (subtexture_error_check2(ctx, 1, target, level, xoffset, 0, 0, - width, 1, 1, format, type, texImage)) { + if (subtexture_error_check2(ctx, dims, target, level, + xoffset, yoffset, zoffset, + width, height, depth, + format, type, texImage)) { /* error was recorded */ } - else if (width > 0) { - /* If we have a border, xoffset=-1 is legal. Bias by border width */ - xoffset += texImage->Border; + else if (width > 0 && height > 0 && height > 0) { + /* If we have a border, offset=-1 is legal. Bias by border width. */ + switch (dims) { + case 3: + zoffset += texImage->Border; + /* fall-through */ + case 2: + yoffset += texImage->Border; + /* fall-through */ + case 1: + xoffset += texImage->Border; + } - ASSERT(ctx->Driver.TexSubImage1D); - ctx->Driver.TexSubImage1D(ctx, target, level, xoffset, width, - format, type, pixels, &ctx->Unpack, - texObj, texImage); + switch (dims) { + case 1: + ctx->Driver.TexSubImage1D(ctx, target, level, + xoffset, width, + format, type, pixels, + &ctx->Unpack, texObj, texImage ); + break; + case 2: + ctx->Driver.TexSubImage2D(ctx, target, level, + xoffset, yoffset, width, height, + format, type, pixels, + &ctx->Unpack, texObj, texImage ); + break; + case 3: + ctx->Driver.TexSubImage3D(ctx, target, level, + xoffset, yoffset, zoffset, + width, height, depth, + format, type, pixels, + &ctx->Unpack, texObj, texImage ); + break; + default: + _mesa_problem(ctx, "unexpected dims in subteximage()"); + } check_gen_mipmap(ctx, target, texObj, level); @@ -2701,58 +2695,31 @@ _mesa_TexSubImage1D( GLenum target, GLint level, void GLAPIENTRY +_mesa_TexSubImage1D( GLenum target, GLint level, + GLint xoffset, GLsizei width, + GLenum format, GLenum type, + const GLvoid *pixels ) +{ + GET_CURRENT_CONTEXT(ctx); + texsubimage(ctx, 1, target, level, + xoffset, 0, 0, + width, 1, 1, + format, type, pixels); +} + + +void GLAPIENTRY _mesa_TexSubImage2D( GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels ) { - struct gl_texture_object *texObj; - struct gl_texture_image *texImage; GET_CURRENT_CONTEXT(ctx); - ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); - - if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE)) - _mesa_debug(ctx, "glTexSubImage2D %s %d %d %d %d %d %s %s %p\n", - _mesa_lookup_enum_by_nr(target), level, - xoffset, yoffset, width, height, - _mesa_lookup_enum_by_nr(format), - _mesa_lookup_enum_by_nr(type), pixels); - - if (ctx->NewState & _MESA_NEW_TRANSFER_STATE) - _mesa_update_state(ctx); - - if (subtexture_error_check(ctx, 2, target, level, xoffset, yoffset, 0, - width, height, 1, format, type)) { - return; /* error was detected */ - } - - texObj = _mesa_get_current_tex_object(ctx, target); - - _mesa_lock_texture(ctx, texObj); - { - texImage = _mesa_select_tex_image(ctx, texObj, target, level); - - if (subtexture_error_check2(ctx, 2, target, level, xoffset, yoffset, 0, - width, height, 1, format, type, texImage)) { - /* error was recorded */ - } - else if (width > 0 && height >= 0) { - /* If we have a border, xoffset=-1 is legal. Bias by border width */ - xoffset += texImage->Border; - yoffset += texImage->Border; - - ASSERT(ctx->Driver.TexSubImage2D); - ctx->Driver.TexSubImage2D(ctx, target, level, xoffset, yoffset, - width, height, format, type, pixels, - &ctx->Unpack, texObj, texImage); - - check_gen_mipmap(ctx, target, texObj, level); - - ctx->NewState |= _NEW_TEXTURE; - } - } - _mesa_unlock_texture(ctx, texObj); + texsubimage(ctx, 2, target, level, + xoffset, yoffset, 0, + width, height, 1, + format, type, pixels); } @@ -2764,57 +2731,11 @@ _mesa_TexSubImage3D( GLenum target, GLint level, GLenum format, GLenum type, const GLvoid *pixels ) { - struct gl_texture_object *texObj; - struct gl_texture_image *texImage; GET_CURRENT_CONTEXT(ctx); - ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); - - if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE)) - _mesa_debug(ctx, "glTexSubImage3D %s %d %d %d %d %d %d %d %s %s %p\n", - _mesa_lookup_enum_by_nr(target), level, - xoffset, yoffset, zoffset, width, height, depth, - _mesa_lookup_enum_by_nr(format), - _mesa_lookup_enum_by_nr(type), pixels); - - if (ctx->NewState & _MESA_NEW_TRANSFER_STATE) - _mesa_update_state(ctx); - - if (subtexture_error_check(ctx, 3, target, level, xoffset, yoffset, zoffset, - width, height, depth, format, type)) { - return; /* error was detected */ - } - - texObj = _mesa_get_current_tex_object(ctx, target); - - _mesa_lock_texture(ctx, texObj); - { - texImage = _mesa_select_tex_image(ctx, texObj, target, level); - - if (subtexture_error_check2(ctx, 3, target, level, - xoffset, yoffset, zoffset, - width, height, depth, - format, type, texImage)) { - /* error was recorded */ - } - else if (width > 0 && height > 0 && height > 0) { - /* If we have a border, xoffset=-1 is legal. Bias by border width */ - xoffset += texImage->Border; - yoffset += texImage->Border; - zoffset += texImage->Border; - - ASSERT(ctx->Driver.TexSubImage3D); - ctx->Driver.TexSubImage3D(ctx, target, level, - xoffset, yoffset, zoffset, - width, height, depth, - format, type, pixels, - &ctx->Unpack, texObj, texImage ); - - check_gen_mipmap(ctx, target, texObj, level); - - ctx->NewState |= _NEW_TEXTURE; - } - } - _mesa_unlock_texture(ctx, texObj); + texsubimage(ctx, 3, target, level, + xoffset, yoffset, zoffset, + width, height, depth, + format, type, pixels); } |