From e28fe8fe5d05c87a065f8e72adef8b5077da2c73 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= Date: Sat, 26 Mar 2011 13:06:22 +0100 Subject: [PATCH] mesa: clamp texture border color if ARB_texture_float is unsupported ARB_texture_float disables clamping of the texture border color, ARB_color_buffer_float only modifies clamping of the glGet query. --- src/mesa/main/texparam.c | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-) diff --git a/src/mesa/main/texparam.c b/src/mesa/main/texparam.c index adb6bcebfab..34b6addb9b0 100644 --- a/src/mesa/main/texparam.c +++ b/src/mesa/main/texparam.c @@ -534,10 +534,18 @@ set_tex_parameterf(struct gl_context *ctx, case GL_TEXTURE_BORDER_COLOR: flush(ctx); - texObj->BorderColor.f[RCOMP] = params[0]; - texObj->BorderColor.f[GCOMP] = params[1]; - texObj->BorderColor.f[BCOMP] = params[2]; - texObj->BorderColor.f[ACOMP] = params[3]; + /* ARB_texture_float disables clamping */ + if (ctx->Extensions.ARB_texture_float) { + texObj->BorderColor.f[RCOMP] = params[0]; + texObj->BorderColor.f[GCOMP] = params[1]; + texObj->BorderColor.f[BCOMP] = params[2]; + texObj->BorderColor.f[ACOMP] = params[3]; + } else { + texObj->BorderColor.f[RCOMP] = CLAMP(params[0], 0.0F, 1.0F); + texObj->BorderColor.f[GCOMP] = CLAMP(params[1], 0.0F, 1.0F); + texObj->BorderColor.f[BCOMP] = CLAMP(params[2], 0.0F, 1.0F); + texObj->BorderColor.f[ACOMP] = CLAMP(params[3], 0.0F, 1.0F); + } return GL_TRUE; default: -- 2.30.2