From cd5dea640144b45ba2e88c2451f1f01ee08c1c4a Mon Sep 17 00:00:00 2001 From: Ian Romanick Date: Tue, 28 Sep 2010 13:50:34 -0700 Subject: [PATCH] ARB_texture_rg: Add GL_RED as a valid GL_DEPTH_TEXTURE_MODE --- src/mesa/main/texparam.c | 3 ++- src/mesa/swrast/s_texfilter.c | 3 +++ 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/src/mesa/main/texparam.c b/src/mesa/main/texparam.c index 58d785812ea..e96ace73403 100644 --- a/src/mesa/main/texparam.c +++ b/src/mesa/main/texparam.c @@ -351,7 +351,8 @@ set_tex_parameteri(GLcontext *ctx, if (ctx->Extensions.ARB_depth_texture && (params[0] == GL_LUMINANCE || params[0] == GL_INTENSITY || - params[0] == GL_ALPHA)) { + params[0] == GL_ALPHA || + (ctx->Extensions.ARB_texture_rg && params[0] == GL_RED))) { if (texObj->DepthMode != params[0]) { flush(ctx, texObj); texObj->DepthMode = params[0]; diff --git a/src/mesa/swrast/s_texfilter.c b/src/mesa/swrast/s_texfilter.c index 1aa2bcaf74d..de694c31bf1 100644 --- a/src/mesa/swrast/s_texfilter.c +++ b/src/mesa/swrast/s_texfilter.c @@ -3051,6 +3051,9 @@ sample_depth_texture( GLcontext *ctx, case GL_ALPHA: ASSIGN_4V(texel[i], 0.0F, 0.0F, 0.0F, result); break; + case GL_RED: + ASSIGN_4V(texel[i], result, 0.0F, 0.0F, 1.0F); + break; default: _mesa_problem(ctx, "Bad depth texture mode"); } -- 2.30.2