diff options
| -rw-r--r-- | src/mesa/drivers/dri/r600/r700_fragprog.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/src/mesa/drivers/dri/r600/r700_fragprog.c b/src/mesa/drivers/dri/r600/r700_fragprog.c index c914f75fa8d..efeea905c14 100644 --- a/src/mesa/drivers/dri/r600/r700_fragprog.c +++ b/src/mesa/drivers/dri/r600/r700_fragprog.c @@ -310,6 +310,16 @@ GLboolean r700SetupFragmentProgram(GLcontext * ctx) ui = (r700->SPI_PS_IN_CONTROL_0.u32All & NUM_INTERP_mask) / (1 << NUM_INTERP_shift); + /* PS uses fragment.position */ + if (mesa_fp->Base.InputsRead & (1 << FRAG_ATTRIB_WPOS)) + { + ui += 1; + SETfield(r700->SPI_PS_IN_CONTROL_0.u32All, ui, NUM_INTERP_shift, NUM_INTERP_mask); + SETfield(r700->SPI_PS_IN_CONTROL_0.u32All, CENTERS_ONLY, BARYC_SAMPLE_CNTL_shift, BARYC_SAMPLE_CNTL_mask); + SETbit(r700->SPI_PS_IN_CONTROL_0.u32All, POSITION_ENA_bit); + SETbit(r700->SPI_INPUT_Z.u32All, PROVIDE_Z_TO_SPI_bit); + } + ui = (unNumOfReg < ui) ? ui : unNumOfReg; SETfield(r700->ps.SQ_PGM_RESOURCES_PS.u32All, ui, NUM_GPRS_shift, NUM_GPRS_mask); @@ -343,14 +353,6 @@ GLboolean r700SetupFragmentProgram(GLcontext * ctx) CLEARbit(r700->DB_SHADER_CONTROL.u32All, Z_EXPORT_ENABLE_bit); } - /* PS uses fragment.position */ - if (mesa_fp->Base.InputsRead & (1 << FRAG_ATTRIB_WPOS)) - { - SETbit(r700->SPI_PS_IN_CONTROL_0.u32All, POSITION_ENA_bit); - SETfield(r700->SPI_PS_IN_CONTROL_0.u32All, CENTERS_ONLY, BARYC_SAMPLE_CNTL_shift, BARYC_SAMPLE_CNTL_mask); - SETbit(r700->SPI_INPUT_Z.u32All, PROVIDE_Z_TO_SPI_bit); - } - /* sent out shader constants. */ paramList = fp->mesa_program.Base.Parameters; |