- case GL_LUMINANCE_SNORM:
- case GL_LUMINANCE8_SNORM:
- case GL_LUMINANCE16_SNORM:
- return ctx->API == API_OPENGL &&
- ctx->Extensions.EXT_texture_snorm &&
- ctx->Extensions.ARB_framebuffer_object ? GL_LUMINANCE : 0;
- case GL_LUMINANCE_ALPHA_SNORM:
- case GL_LUMINANCE8_ALPHA8_SNORM:
- case GL_LUMINANCE16_ALPHA16_SNORM:
- return ctx->API == API_OPENGL &&
- ctx->Extensions.EXT_texture_snorm &&
- ctx->Extensions.ARB_framebuffer_object ? GL_LUMINANCE_ALPHA : 0;
- case GL_INTENSITY_SNORM:
- case GL_INTENSITY8_SNORM:
- case GL_INTENSITY16_SNORM:
- return ctx->API == API_OPENGL &&
- ctx->Extensions.EXT_texture_snorm &&
- ctx->Extensions.ARB_framebuffer_object ? GL_INTENSITY : 0;