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Bug 764

Summary: SDL_Video patch for better error reporting
Product: SDL Reporter: Mason Wheeler <masonwheeler>
Component: videoAssignee: Ryan C. Gordon <icculus>
Status: RESOLVED FIXED QA Contact: Sam Lantinga <slouken>
Severity: normal    
Priority: P2    
Version: HG 2.0   
Hardware: x86   
OS: Windows Vista   

Description Mason Wheeler 2009-07-06 11:14:06 UTC 
This patch comes from the same codebase as the patch submitted in error #761, so some line numbers may be off if it hasn't been added yet.


Index: SDL_video.c
===================================================================
--- SDL_video.c	(revision 4599)
+++ SDL_video.c	(working copy)
@@ -2440,11 +2438,17 @@
     SDL_Rect real_srcrect;
     SDL_Rect real_dstrect;
 
-    if (!texture || texture->renderer != SDL_CurrentDisplay.current_renderer) {
+	if (!texture) {
+		SDL_SetError("Texture not found.");
+		return -1;
+	}
+	else if (texture->renderer != SDL_CurrentDisplay.current_renderer) {
+		SDL_SetError("Texture was not created with this renderer.");
         return -1;
     }
     renderer = SDL_CurrentDisplay.current_renderer;
     if (!renderer) {
+		SDL_SetError("No renderer found for this texture.");
         return -1;
     }
     if (!renderer->RenderCopy) {
Comment 1 Sam Lantinga 2009-09-26 03:18:04 UTC 
This fix is in subversion, thanks!