Replacing alpha test bits with values that give desired results as compaired to software rendering. Alpha test in textures is still completely broken as can be seen in progs/demos/fire and various games.
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@ -1000,19 +1000,12 @@ I am fairly certain that they are correct unless stated otherwise in comments.
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# define R300_REF_ALPHA_MASK 0x000000ff
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# define R300_ALPHA_TEST_FAIL (0 << 8)
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# define R300_ALPHA_TEST_LESS (1 << 8)
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# define R300_ALPHA_TEST_LEQUAL (2 << 8)
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# define R300_ALPHA_TEST_EQUAL (3 << 8)
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# define R300_ALPHA_TEST_GEQUAL (4 << 8)
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# define R300_ALPHA_TEST_GREATER (5 << 8)
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# define R300_ALPHA_TEST_NEQUAL (6 << 8)
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# define R300_ALPHA_TEST_PASS (7 << 8)
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/* // Possibly more correct values:
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# define R300_ALPHA_TEST_LEQUAL (3 << 8)
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# define R300_ALPHA_TEST_EQUAL (2 << 8)
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# define R300_ALPHA_TEST_GEQUAL (6 << 8)
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# define R300_ALPHA_TEST_GREATER (4 << 8)
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# define R300_ALPHA_TEST_NEQUAL (5 << 8)
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*/
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# define R300_ALPHA_TEST_PASS (7 << 8)
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# define R300_ALPHA_TEST_OP_MASK (7 << 8)
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# define R300_ALPHA_TEST_ENABLE (1 << 11)
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