From 421f4d8dc1e324067534719fc096e82fd9ef3017 Mon Sep 17 00:00:00 2001 From: Ian Romanick Date: Thu, 30 Sep 2010 16:30:09 -0700 Subject: [PATCH] ARB_texture_rg: Allow RED and RG textures as FBO color buffer attachments --- src/mesa/main/fbobject.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c index 5201f502527..f28846c4c99 100644 --- a/src/mesa/main/fbobject.c +++ b/src/mesa/main/fbobject.c @@ -451,7 +451,11 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format, if (baseFormat != GL_RGB && baseFormat != GL_RGBA && (!ctx->Extensions.ARB_framebuffer_object || - baseFormat != GL_ALPHA)) { + baseFormat != GL_ALPHA) && + (!ctx->Extensions.ARB_texture_rg || + baseFormat != GL_RED) && + (!ctx->Extensions.ARB_texture_rg || + baseFormat != GL_RG)) { att_incomplete("bad format"); att->Complete = GL_FALSE; return; @@ -631,7 +635,9 @@ _mesa_test_framebuffer_completeness(GLcontext *ctx, struct gl_framebuffer *fb) numImages++; if (f != GL_RGB && f != GL_RGBA && f != GL_DEPTH_COMPONENT && f != GL_DEPTH_STENCIL_EXT - && (!ctx->Extensions.ARB_framebuffer_object || f != GL_ALPHA)) { + && (!ctx->Extensions.ARB_framebuffer_object || f != GL_ALPHA) + && (!ctx->Extensions.ARB_texture_rg || f != GL_RED) + && (!ctx->Extensions.ARB_texture_rg || f != GL_RG)) { fb->_Status = GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT; fbo_incomplete("texture attachment incomplete", -1); return; -- 2.30.2