From cde6c91fd52ab52a2989ab402239d9d10cedf16f Mon Sep 17 00:00:00 2001 From: Chia-I Wu Date: Tue, 29 Nov 2011 12:49:36 +0800 Subject: [PATCH] st/mesa: add support for GL_OES_compressed_ETC1_RGB8_texture Have st/mesa recognize MESA_FORMAT_ETC1_RGB8 then we are good to advertise the extension. Reviewed-by: Brian Paul --- src/mesa/state_tracker/st_extensions.c | 8 ++++++++ src/mesa/state_tracker/st_format.c | 12 ++++++++++++ 2 files changed, 20 insertions(+) diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c index cef2088c015..37fb3e7fd7a 100644 --- a/src/mesa/state_tracker/st_extensions.c +++ b/src/mesa/state_tracker/st_extensions.c @@ -475,6 +475,14 @@ void st_init_extensions(struct st_context *st) ctx->Extensions.ATI_texture_compression_3dc = GL_TRUE; } + if (ctx->API != API_OPENGL) { + if (screen->is_format_supported(screen, PIPE_FORMAT_ETC1_RGB8, + PIPE_TEXTURE_2D, 0, + PIPE_BIND_SAMPLER_VIEW)) { + ctx->Extensions.OES_compressed_ETC1_RGB8_texture = GL_TRUE; + } + } + if (screen->is_format_supported(screen, PIPE_FORMAT_R8G8B8A8_SNORM, PIPE_TEXTURE_2D, 0, PIPE_BIND_SAMPLER_VIEW)) { diff --git a/src/mesa/state_tracker/st_format.c b/src/mesa/state_tracker/st_format.c index bc414f442e4..4b34acfc4fa 100644 --- a/src/mesa/state_tracker/st_format.c +++ b/src/mesa/state_tracker/st_format.c @@ -420,6 +420,9 @@ st_mesa_format_to_pipe_format(gl_format mesaFormat) case MESA_FORMAT_SIGNED_LA_LATC2: return PIPE_FORMAT_LATC2_SNORM; + case MESA_FORMAT_ETC1_RGB8: + return PIPE_FORMAT_ETC1_RGB8; + /* signed normalized formats */ case MESA_FORMAT_SIGNED_R8: return PIPE_FORMAT_R8_SNORM; @@ -745,6 +748,9 @@ st_pipe_format_to_mesa_format(enum pipe_format format) case PIPE_FORMAT_LATC2_SNORM: return MESA_FORMAT_SIGNED_LA_LATC2; + case PIPE_FORMAT_ETC1_RGB8: + return MESA_FORMAT_ETC1_RGB8; + /* signed normalized formats */ case PIPE_FORMAT_R8_SNORM: return MESA_FORMAT_SIGNED_R8; @@ -1189,6 +1195,12 @@ static const struct format_mapping format_map[] = { { PIPE_FORMAT_LATC2_SNORM, 0 } }, + /* ETC1 */ + { + { GL_ETC1_RGB8_OES, 0 }, + { PIPE_FORMAT_ETC1_RGB8, 0 } + }, + /* signed/unsigned integer formats. */ { -- 2.30.2