r300g: remove hacks from translate_vertex_data_swizzle
Fixing RGBA 4ub vertex colors.
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73060ec7eb
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7e6e049bb7
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@ -453,7 +453,6 @@ r300_translate_vertex_data_type(enum pipe_format format) {
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static INLINE uint16_t
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r300_translate_vertex_data_swizzle(enum pipe_format format) {
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const struct util_format_description *desc = util_format_description(format);
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unsigned swizzle[4], i;
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assert(format);
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@ -463,25 +462,10 @@ r300_translate_vertex_data_swizzle(enum pipe_format format) {
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return 0;
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}
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/* Swizzles for 8bits formats are in the reversed order, not sure why. */
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if (desc->channel[0].size == 8) {
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for (i = 0; i < 4; i++) {
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if (desc->swizzle[i] <= 3) {
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swizzle[i] = 3 - desc->swizzle[i];
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} else {
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swizzle[i] = desc->swizzle[i];
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}
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}
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} else {
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for (i = 0; i < 4; i++) {
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swizzle[i] = desc->swizzle[i];
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}
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}
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return ((swizzle[0] << R300_SWIZZLE_SELECT_X_SHIFT) |
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(swizzle[1] << R300_SWIZZLE_SELECT_Y_SHIFT) |
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(swizzle[2] << R300_SWIZZLE_SELECT_Z_SHIFT) |
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(swizzle[3] << R300_SWIZZLE_SELECT_W_SHIFT) |
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return ((desc->swizzle[0] << R300_SWIZZLE_SELECT_X_SHIFT) |
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(desc->swizzle[1] << R300_SWIZZLE_SELECT_Y_SHIFT) |
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(desc->swizzle[2] << R300_SWIZZLE_SELECT_Z_SHIFT) |
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(desc->swizzle[3] << R300_SWIZZLE_SELECT_W_SHIFT) |
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(0xf << R300_WRITE_ENA_SHIFT));
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}
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