From: eihrul <eihrul@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Tue, 1 Feb 2011 14:14:04 +0000 (+0000)
Subject: implemented Texture_UpdatePartial
X-Git-Tag: xonotic-v0.5.0~438^2~51
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=811bbb08471d7df01fb6bab1055be69a5827d227;p=xonotic%2Fdarkplaces.git

implemented Texture_UpdatePartial


git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@10790 d7cf8633-e32d-0410-b094-e92efae38249
---

diff --git a/dpsoftrast.c b/dpsoftrast.c
index a6ef6f07..52376179 100644
--- a/dpsoftrast.c
+++ b/dpsoftrast.c
@@ -546,11 +546,18 @@ void DPSOFTRAST_Texture_CalculateMipmaps(int index)
 void DPSOFTRAST_Texture_UpdatePartial(int index, int mip, const unsigned char *pixels, int blockx, int blocky, int blockwidth, int blockheight)
 {
 	DPSOFTRAST_Texture *texture;
+	unsigned char *dst;
 	texture = DPSOFTRAST_Texture_GetByIndex(index);if (!texture) return;
-
-	// FIXME IMPLEMENT
-
-	dpsoftrast.errorstring = "DPSOFTRAST_Texture_UpdatePartial: Not implemented.";
+    
+	dst = texture->bytes + (blocky * texture->mipmap[0][2] + blockx) * 4;
+	while (blockheight > 0)
+	{
+		memcpy(dst, pixels, blockwidth * 4);
+		pixels += blockwidth * 4;
+		dst += texture->mipmap[0][2] * 4;
+		blockheight--;
+	}
+	DPSOFTRAST_Texture_CalculateMipmaps(index);
 }
 void DPSOFTRAST_Texture_UpdateFull(int index, const unsigned char *pixels)
 {