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r300g: fix the WRAP_T mode when using 1D textures

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Signed-off-by: Corbin Simpson <MostAwesomeDude@gmail.com>
This commit is contained in:
Marek Olšák 2009-10-28 02:21:49 +01:00 • committed by Corbin Simpson
parent 0e44884aad
commit a1d726aae8
1 changed files with 8 additions and 1 deletions
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9
src/gallium/drivers/r300/r300_emit.c
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@ -532,10 +532,17 @@ void r300_emit_texture(struct r300_context* r300,
struct r300_texture* tex,
unsigned offset)
{
uint32_t filter0 = sampler->filter0;
CS_LOCALS(r300);
/* to emulate 1D textures through 2D ones correctly */
if (tex->tex.height[0] == 1) {
filter0 &= ~R300_TX_WRAP_T_MASK;
filter0 |= R300_TX_WRAP_T(R300_TX_CLAMP_TO_EDGE);
}
BEGIN_CS(16);
OUT_CS_REG(R300_TX_FILTER0_0 + (offset * 4), sampler->filter0 |
OUT_CS_REG(R300_TX_FILTER0_0 + (offset * 4), filter0 |
(offset << 28));
OUT_CS_REG(R300_TX_FILTER1_0 + (offset * 4), sampler->filter1);
OUT_CS_REG(R300_TX_BORDER_COLOR_0 + (offset * 4), sampler->border_color);