diff options
| author | Marek Olšák <[email protected]> | 2011-03-26 13:06:22 +0100 |
|---|---|---|
| committer | Marek Olšák <[email protected]> | 2011-03-29 12:50:27 +0200 |
| commit | e28fe8fe5d05c87a065f8e72adef8b5077da2c73 (patch) | |
| tree | 4b60862cf403c296160a32034f0f6657d6e4f33e /src/mesa/main | |
| parent | b518f4d0ea72dc3872f351250034aa9155756dd3 (diff) | |
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.
Diffstat (limited to 'src/mesa/main')
| -rw-r--r-- | src/mesa/main/texparam.c | 16 |
1 files 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: |