diff options
Diffstat (limited to 'mesalib/src/mesa/state_tracker/st_format.c')
| -rw-r--r-- | mesalib/src/mesa/state_tracker/st_format.c | 54 |
1 files changed, 49 insertions, 5 deletions
diff --git a/mesalib/src/mesa/state_tracker/st_format.c b/mesalib/src/mesa/state_tracker/st_format.c index fa5d8f505..bd4f0860c 100644 --- a/mesalib/src/mesa/state_tracker/st_format.c +++ b/mesalib/src/mesa/state_tracker/st_format.c @@ -68,42 +68,70 @@ GLenum st_format_datatype(enum pipe_format format) { const struct util_format_description *desc; + int i; desc = util_format_description(format); assert(desc); + /* Find the first non-VOID channel. */ + for (i = 0; i < 4; i++) { + if (desc->channel[i].type != UTIL_FORMAT_TYPE_VOID) { + break; + } + } + if (desc->layout == UTIL_FORMAT_LAYOUT_PLAIN) { if (format == PIPE_FORMAT_B5G5R5A1_UNORM || format == PIPE_FORMAT_B5G6R5_UNORM) { return GL_UNSIGNED_SHORT; } + else if (format == PIPE_FORMAT_R11G11B10_FLOAT || + format == PIPE_FORMAT_R9G9B9E5_FLOAT) { + return GL_FLOAT; + } else if (format == PIPE_FORMAT_Z24_UNORM_S8_USCALED || format == PIPE_FORMAT_S8_USCALED_Z24_UNORM || format == PIPE_FORMAT_Z24X8_UNORM || format == PIPE_FORMAT_X8Z24_UNORM) { return GL_UNSIGNED_INT_24_8; } + else if (format == PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED) { + return GL_FLOAT_32_UNSIGNED_INT_24_8_REV; + } else { const GLuint size = format_max_bits(format); + + assert(i < 4); + if (i == 4) + return GL_NONE; + if (size == 8) { - if (desc->channel[0].type == UTIL_FORMAT_TYPE_UNSIGNED) + if (desc->channel[i].type == UTIL_FORMAT_TYPE_UNSIGNED) return GL_UNSIGNED_BYTE; else return GL_BYTE; } else if (size == 16) { - if (desc->channel[0].type == UTIL_FORMAT_TYPE_UNSIGNED) + if (desc->channel[i].type == UTIL_FORMAT_TYPE_FLOAT) + return GL_HALF_FLOAT; + if (desc->channel[i].type == UTIL_FORMAT_TYPE_UNSIGNED) return GL_UNSIGNED_SHORT; else return GL_SHORT; } - else { - assert( size <= 32 ); - if (desc->channel[0].type == UTIL_FORMAT_TYPE_UNSIGNED) + else if (size <= 32) { + if (desc->channel[i].type == UTIL_FORMAT_TYPE_FLOAT) + return GL_FLOAT; + if (desc->channel[i].type == UTIL_FORMAT_TYPE_UNSIGNED) return GL_UNSIGNED_INT; else return GL_INT; } + else { + assert(size == 64); + assert(desc->channel[i].type == UTIL_FORMAT_TYPE_FLOAT); + return GL_DOUBLE; + } } } else if (format == PIPE_FORMAT_UYVY) { @@ -180,6 +208,10 @@ st_mesa_format_to_pipe_format(gl_format mesaFormat) return PIPE_FORMAT_Z24X8_UNORM; case MESA_FORMAT_S8: return PIPE_FORMAT_S8_USCALED; + case MESA_FORMAT_Z32_FLOAT: + return PIPE_FORMAT_Z32_FLOAT; + case MESA_FORMAT_Z32_FLOAT_X24S8: + return PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED; case MESA_FORMAT_YCBCR: return PIPE_FORMAT_UYVY; #if FEATURE_texture_s3tc @@ -402,6 +434,10 @@ st_pipe_format_to_mesa_format(enum pipe_format format) return MESA_FORMAT_X8_Z24; case PIPE_FORMAT_Z24_UNORM_S8_USCALED: return MESA_FORMAT_S8_Z24; + case PIPE_FORMAT_Z32_FLOAT: + return MESA_FORMAT_Z32_FLOAT; + case PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED: + return MESA_FORMAT_Z32_FLOAT_X24S8; case PIPE_FORMAT_UYVY: return MESA_FORMAT_YCBCR; @@ -759,6 +795,10 @@ static const struct format_mapping format_map[] = { { GL_DEPTH_COMPONENT, 0 }, { DEFAULT_DEPTH_FORMATS } }, + { + { GL_DEPTH_COMPONENT32F, 0 }, + { PIPE_FORMAT_Z32_FLOAT, 0 } + }, /* stencil formats */ { @@ -775,6 +815,10 @@ static const struct format_mapping format_map[] = { { GL_DEPTH_STENCIL_EXT, GL_DEPTH24_STENCIL8_EXT, 0 }, { PIPE_FORMAT_Z24_UNORM_S8_USCALED, PIPE_FORMAT_S8_USCALED_Z24_UNORM, 0 } }, + { + { GL_DEPTH32F_STENCIL8, 0 }, + { PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED, 0 } + }, /* sRGB formats */ { |