diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/main/formats.c | 13 | ||||
| -rw-r--r-- | src/mesa/main/formats.h | 1 | ||||
| -rw-r--r-- | src/mesa/main/texfetch.c | 7 | ||||
| -rw-r--r-- | src/mesa/main/texstore.c | 36 |
4 files changed, 57 insertions, 0 deletions
diff --git a/src/mesa/main/formats.c b/src/mesa/main/formats.c index 2924ab69cc4..45ac39a8189 100644 --- a/src/mesa/main/formats.c +++ b/src/mesa/main/formats.c @@ -291,6 +291,14 @@ static struct gl_format_info format_info[MESA_FORMAT_COUNT] = 1, 1, 2 /* BlockWidth/Height,Bytes */ }, { + MESA_FORMAT_X8_Z24, /* Name */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_UNSIGNED_INT, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 24, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { MESA_FORMAT_Z32, /* Name */ GL_DEPTH_COMPONENT, /* BaseFormat */ GL_UNSIGNED_INT, /* DataType */ @@ -873,6 +881,11 @@ _mesa_format_to_type_and_comps(gl_format format, *comps = 1; return; + case MESA_FORMAT_X8_Z24: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + case MESA_FORMAT_Z32: *datatype = GL_UNSIGNED_INT; *comps = 1; diff --git a/src/mesa/main/formats.h b/src/mesa/main/formats.h index 30915bfe4b2..f8b4a6cdf4a 100644 --- a/src/mesa/main/formats.h +++ b/src/mesa/main/formats.h @@ -76,6 +76,7 @@ typedef enum MESA_FORMAT_Z24_S8, /* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ SSSS SSSS */ MESA_FORMAT_S8_Z24, /* SSSS SSSS ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */ MESA_FORMAT_Z16, /* ZZZZ ZZZZ ZZZZ ZZZZ */ + MESA_FORMAT_X8_Z24, /* xxxx xxxx ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */ MESA_FORMAT_Z32, /* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */ MESA_FORMAT_S8, /* SSSS SSSS */ /*@}*/ diff --git a/src/mesa/main/texfetch.c b/src/mesa/main/texfetch.c index c50219521bc..e6e28aef196 100644 --- a/src/mesa/main/texfetch.c +++ b/src/mesa/main/texfetch.c @@ -523,6 +523,13 @@ texfetch_funcs[MESA_FORMAT_COUNT] = store_texel_z16 }, { + MESA_FORMAT_X8_Z24, + fetch_texel_1d_f_s8_z24, + fetch_texel_2d_f_s8_z24, + fetch_texel_3d_f_s8_z24, + store_texel_s8_z24 + }, + { MESA_FORMAT_Z32, fetch_texel_1d_f_z32, fetch_texel_2d_f_z32, diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c index 604f6c462a2..d0d42503524 100644 --- a/src/mesa/main/texstore.c +++ b/src/mesa/main/texstore.c @@ -1048,6 +1048,41 @@ _mesa_texstore_z32(TEXSTORE_PARAMS) return GL_TRUE; } + +/** + * Store a 24-bit integer depth component texture image. + */ +static GLboolean +_mesa_texstore_x8_z24(TEXSTORE_PARAMS) +{ + const GLuint depthScale = 0xffffff; + const GLuint texelBytes = 4; + + (void) dims; + ASSERT(dstFormat == MESA_FORMAT_X8_Z24); + + { + /* general path */ + GLint img, row; + for (img = 0; img < srcDepth; img++) { + GLubyte *dstRow = (GLubyte *) dstAddr + + dstImageOffsets[dstZoffset + img] * texelBytes + + dstYoffset * dstRowStride + + dstXoffset * texelBytes; + for (row = 0; row < srcHeight; row++) { + const GLvoid *src = _mesa_image_address(dims, srcPacking, + srcAddr, srcWidth, srcHeight, srcFormat, srcType, img, row, 0); + _mesa_unpack_depth_span(ctx, srcWidth, + GL_UNSIGNED_INT, (GLuint *) dstRow, + depthScale, srcType, src, srcPacking); + dstRow += dstRowStride; + } + } + } + return GL_TRUE; +} + + #define STRIDE_3D 0 /** @@ -3009,6 +3044,7 @@ texstore_funcs[MESA_FORMAT_COUNT] = { MESA_FORMAT_Z24_S8, _mesa_texstore_z24_s8 }, { MESA_FORMAT_S8_Z24, _mesa_texstore_s8_z24 }, { MESA_FORMAT_Z16, _mesa_texstore_z16 }, + { MESA_FORMAT_X8_Z24, _mesa_texstore_x8_z24 }, { MESA_FORMAT_Z32, _mesa_texstore_z32 }, { MESA_FORMAT_S8, NULL/*_mesa_texstore_s8*/ }, { MESA_FORMAT_SRGB8, _mesa_texstore_srgb8 }, |