From 804676f384d4a12e3cfbccf21e48464c4ba58704 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Mon, 27 Mar 2017 08:30:43 -0600 Subject: [PATCH] mesa: simplify code around 'variable_data' in marshal.c Remove needless pointer increments, unneeded vars, etc. Untested. Plus, fix a couple comments. Reviewed-by: Timothy Arceri --- src/mesa/main/marshal.c | 19 +++++++------------ 1 file changed, 7 insertions(+), 12 deletions(-) diff --git a/src/mesa/main/marshal.c b/src/mesa/main/marshal.c index 03da140..b01c073 100644 --- a/src/mesa/main/marshal.c +++ b/src/mesa/main/marshal.c @@ -269,7 +269,7 @@ struct marshal_cmd_BufferData GLsizeiptr size; GLenum usage; bool data_null; /* If set, no data follows for "data" */ - /* Next size bytes are GLvoid data[size] */ + /* Next size bytes are GLubyte data[size] */ }; void @@ -279,13 +279,12 @@ _mesa_unmarshal_BufferData(struct gl_context *ctx, const GLenum target = cmd->target; const GLsizeiptr size = cmd->size; const GLenum usage = cmd->usage; - const char *variable_data = (const char *) (cmd + 1); - const GLvoid *data = (const GLvoid *) variable_data; + const void *data; if (cmd->data_null) data = NULL; else - variable_data += size; + data = (const void *) (cmd + 1); CALL_BufferData(ctx->CurrentServerDispatch, (target, size, data, usage)); } @@ -314,11 +313,10 @@ _mesa_marshal_BufferData(GLenum target, GLsizeiptr size, const GLvoid * data, cmd->target = target; cmd->size = size; cmd->usage = usage; - char *variable_data = (char *) (cmd + 1); cmd->data_null = !data; - if (!cmd->data_null) { + if (data) { + char *variable_data = (char *) (cmd + 1); memcpy(variable_data, data, size); - variable_data += size; } _mesa_post_marshal_hook(ctx); } else { @@ -335,7 +333,7 @@ struct marshal_cmd_BufferSubData GLenum target; GLintptr offset; GLsizeiptr size; - /* Next size bytes are GLvoid data[size] */ + /* Next size bytes are GLubyte data[size] */ }; void @@ -345,10 +343,8 @@ _mesa_unmarshal_BufferSubData(struct gl_context *ctx, const GLenum target = cmd->target; const GLintptr offset = cmd->offset; const GLsizeiptr size = cmd->size; - const char *variable_data = (const char *) (cmd + 1); - const GLvoid *data = (const GLvoid *) variable_data; + const void *data = (const void *) (cmd + 1); - variable_data += size; CALL_BufferSubData(ctx->CurrentServerDispatch, (target, offset, size, data)); } @@ -377,7 +373,6 @@ _mesa_marshal_BufferSubData(GLenum target, GLintptr offset, GLsizeiptr size, cmd->size = size; char *variable_data = (char *) (cmd + 1); memcpy(variable_data, data, size); - variable_data += size; _mesa_post_marshal_hook(ctx); } else { _mesa_glthread_finish(ctx); -- 2.7.4