From: Steinar H. Gunderson <sgunderson@bigfoot.com>
Date: Mon, 5 Oct 2015 23:18:46 +0000 (+0200)
Subject: Fix edge clamping behavior with out self-allocated textures.
X-Git-Tag: 1.0.0~289
X-Git-Url: https://git.sesse.net/?a=commitdiff_plain;h=c76392ca2e019399e6123a7ba0849090a3f7a4ce;p=nageru

Fix edge clamping behavior with out self-allocated textures.
---

diff --git a/pbo_frame_allocator.cpp b/pbo_frame_allocator.cpp
index 5f9d1bd..15fcb61 100644
--- a/pbo_frame_allocator.cpp
+++ b/pbo_frame_allocator.cpp
@@ -38,6 +38,10 @@ PBOFrameAllocator::PBOFrameAllocator(size_t frame_size, GLuint width, GLuint hei
 		check_error();
 		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
 		check_error();
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+		check_error();
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+		check_error();
 		glTexImage2D(GL_TEXTURE_2D, 0, GL_R8, width, height, 0, GL_RED, GL_UNSIGNED_BYTE, NULL);
 		check_error();
 
@@ -47,6 +51,10 @@ PBOFrameAllocator::PBOFrameAllocator(size_t frame_size, GLuint width, GLuint hei
 		check_error();
 		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
 		check_error();
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+		check_error();
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+		check_error();
 		glTexImage2D(GL_TEXTURE_2D, 0, GL_RG8, width / 2, height, 0, GL_RG, GL_UNSIGNED_BYTE, NULL);
 		check_error();