xref: /third_party/mesa3d/src/mesa/main/mipmap.c

73 bytes_per_pixel(GLenum datatype, GLuint comps)
87       return b * comps;
173  * \param comps  number of components per pixel (1..4)
176 do_row(GLenum datatype, GLuint comps, GLint srcWidth,
183    assert(comps >= 1);
184    assert(comps <= 4);
190    if (datatype == GL_UNSIGNED_BYTE && comps == 4) {
203    else if (datatype == GL_UNSIGNED_BYTE && comps == 3) {
215    else if (datatype == GL_UNSIGNED_BYTE && comps == 2) {
226    else if (datatype == GL_UNSIGNED_BYTE && comps == 1) {
237    else if (datatype == GL_BYTE && comps == 4) {
250    else if (datatype == GL_BYTE && comps == 3) {
262    else if (datatype == GL_BYTE && comps == 2) {
273    else if (datatype == GL_BYTE && comps == 1) {
284    else if (datatype == GL_UNSIGNED_SHORT && comps == 4) {
297    else if (datatype == GL_UNSIGNED_SHORT && comps == 3) {
309    else if (datatype == GL_UNSIGNED_SHORT && comps == 2) {
320    else if (datatype == GL_UNSIGNED_SHORT && comps == 1) {
331    else if (datatype == GL_SHORT && comps == 4) {
344    else if (datatype == GL_SHORT && comps == 3) {
356    else if (datatype == GL_SHORT && comps == 2) {
367    else if (datatype == GL_SHORT && comps == 1) {
378    else if (datatype == GL_FLOAT && comps == 4) {
395    else if (datatype == GL_FLOAT && comps == 3) {
410    else if (datatype == GL_FLOAT && comps == 2) {
423    else if (datatype == GL_FLOAT && comps == 1) {
434    else if (datatype == GL_HALF_FLOAT_ARB && comps == 4) {
451    else if (datatype == GL_HALF_FLOAT_ARB && comps == 3) {
468    else if (datatype == GL_HALF_FLOAT_ARB && comps == 2) {
485    else if (datatype == GL_HALF_FLOAT_ARB && comps == 1) {
501    else if (datatype == GL_UNSIGNED_INT && comps == 1) {
512    else if (datatype == GL_UNSIGNED_SHORT_5_6_5 && comps == 3) {
537    else if (datatype == GL_UNSIGNED_SHORT_4_4_4_4 && comps == 4) {
567    else if (datatype == GL_UNSIGNED_SHORT_1_5_5_5_REV && comps == 4) {
597    else if (datatype == GL_UNSIGNED_SHORT_5_5_5_1 && comps == 4) {
628    else if (datatype == GL_UNSIGNED_BYTE_3_3_2 && comps == 3) {
654    else if (datatype == MESA_UNSIGNED_BYTE_4_4 && comps == 2) {
675    else if (datatype == GL_UNSIGNED_INT_2_10_10_10_REV && comps == 4) {
706    else if (datatype == GL_UNSIGNED_INT_5_9_9_9_REV && comps == 3) {
725    else if (datatype == GL_UNSIGNED_INT_10F_11F_11F_REV && comps == 3) {
744    else if (datatype == GL_FLOAT_32_UNSIGNED_INT_24_8_REV && comps == 1) {
755    else if (datatype == GL_UNSIGNED_INT_24_8_MESA && comps == 2) {
770    else if (datatype == GL_UNSIGNED_INT_8_24_REV_MESA && comps == 2) {
799  * \param comps     number of components per pixel (1..4)
809 do_row_3D(GLenum datatype, GLuint comps, GLint srcWidth,
818    assert(comps >= 1);
819    assert(comps <= 4);
821    if ((datatype == GL_UNSIGNED_BYTE) && (comps == 4)) {
832    else if ((datatype == GL_UNSIGNED_BYTE) && (comps == 3)) {
842    else if ((datatype == GL_UNSIGNED_BYTE) && (comps == 2)) {
851    else if ((datatype == GL_UNSIGNED_BYTE) && (comps == 1)) {
859    else if ((datatype == GL_BYTE) && (comps == 4)) {
870    else if ((datatype == GL_BYTE) && (comps == 3)) {
880    else if ((datatype == GL_BYTE) && (comps == 2)) {
889    else if ((datatype == GL_BYTE) && (comps == 1)) {
897    else if ((datatype == GL_UNSIGNED_SHORT) && (comps == 4)) {
908    else if ((datatype == GL_UNSIGNED_SHORT) && (comps == 3)) {
918    else if ((datatype == GL_UNSIGNED_SHORT) && (comps == 2)) {
927    else if ((datatype == GL_UNSIGNED_SHORT) && (comps == 1)) {
935    else if ((datatype == GL_SHORT) && (comps == 4)) {
946    else if ((datatype == GL_SHORT) && (comps == 3)) {
956    else if ((datatype == GL_SHORT) && (comps == 2)) {
965    else if ((datatype == GL_SHORT) && (comps == 1)) {
973    else if ((datatype == GL_FLOAT) && (comps == 4)) {
984    else if ((datatype == GL_FLOAT) && (comps == 3)) {
994    else if ((datatype == GL_FLOAT) && (comps == 2)) {
1003    else if ((datatype == GL_FLOAT) && (comps == 1)) {
1011    else if ((datatype == GL_HALF_FLOAT_ARB) && (comps == 4)) {
1022    else if ((datatype == GL_HALF_FLOAT_ARB) && (comps == 3)) {
1032    else if ((datatype == GL_HALF_FLOAT_ARB) && (comps == 2)) {
1041    else if ((datatype == GL_HALF_FLOAT_ARB) && (comps == 1)) {
1049    else if ((datatype == GL_UNSIGNED_INT) && (comps == 1)) {
1065    else if ((datatype == GL_UNSIGNED_SHORT_5_6_5) && (comps == 3)) {
1103    else if ((datatype == GL_UNSIGNED_SHORT_4_4_4_4) && (comps == 4)) {
1152    else if ((datatype == GL_UNSIGNED_SHORT_1_5_5_5_REV) && (comps == 4)) {
1201    else if ((datatype == GL_UNSIGNED_SHORT_5_5_5_1) && (comps == 4)) {
1250    else if ((datatype == GL_UNSIGNED_BYTE_3_3_2) && (comps == 3)) {
1288    else if (datatype == MESA_UNSIGNED_BYTE_4_4 && comps == 2) {
1316    else if ((datatype == GL_UNSIGNED_INT_2_10_10_10_REV) && (comps == 4)) {
1366    else if (datatype == GL_UNSIGNED_INT_5_9_9_9_REV && comps == 3) {
1393    else if (datatype == GL_UNSIGNED_INT_10F_11F_11F_REV && comps == 3) {
1420    else if (datatype == GL_FLOAT_32_UNSIGNED_INT_24_8_REV && comps == 1) {
1442 make_1d_mipmap(GLenum datatype, GLuint comps, GLint border,
1446    const GLint bpt = bytes_per_pixel(datatype, comps);
1455    do_row(datatype, comps, srcWidth - 2 * border, src, src,
1472 make_2d_mipmap(GLenum datatype, GLuint comps, GLint border,
1478    const GLint bpt = bytes_per_pixel(datatype, comps);
1502       do_row(datatype, comps, srcWidthNB, srcA, srcB,
1526       do_row(datatype, comps, srcWidthNB,
1531       do_row(datatype, comps, srcWidthNB,
1549             do_row(datatype, comps, 1,
1553             do_row(datatype, comps, 1,
1564 make_3d_mipmap(GLenum datatype, GLuint comps, GLint border,
1570    const GLint bpt = bytes_per_pixel(datatype, comps);
1624          do_row_3D(datatype, comps, srcWidthNB,
1642       make_2d_mipmap(datatype, comps, 1,
1646       make_2d_mipmap(datatype, comps, 1,
1689             do_row(datatype, comps, 1, srcA, srcB, 1, dst);
1697             do_row(datatype, comps, 1, srcA, srcB, 1, dst);
1703             do_row(datatype, comps, 1, srcA, srcB, 1, dst);
1709             do_row(datatype, comps, 1, srcA, srcB, 1, dst);
1718  * \param comps  components per texel (1, 2, 3 or 4)
1726                             GLenum datatype, GLuint comps,
1739       make_1d_mipmap(datatype, comps, border,
1750       make_2d_mipmap(datatype, comps, border,
1755       make_3d_mipmap(datatype, comps, border,
1765          make_1d_mipmap(datatype, comps, border,
1773          make_2d_mipmap(datatype, comps, border,
1959    GLuint comps;
1961    _mesa_uncompressed_format_to_type_and_comps(srcImage->TexFormat, &datatype, &comps);
2036          _mesa_generate_mipmap_level(target, datatype, comps, border,

Indexes created Thu Nov 07 10:32:03 CST 2024