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wined3d: Handle modifiers in cmp.

This commit is contained in:
Stefan Dösinger 2007-09-05 16:10:26 +02:00 committed by Alexandre Julliard
parent e65e53488e
commit c29112b60a
1 changed files with 7 additions and 3 deletions
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10
dlls/wined3d/arb_program_shader.c
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@ -857,21 +857,25 @@ void pshader_hw_cmp(SHADER_OPCODE_ARG* arg) {
char dst_wmask[20];
char dst_name[50];
char src_name[3][50];
DWORD shift = (arg->dst & WINED3DSP_DSTSHIFT_MASK) >> WINED3DSP_DSTSHIFT_SHIFT;
BOOL sat = (arg->dst & WINED3DSP_DSTMOD_MASK) & WINED3DSPDM_SATURATE;
/* FIXME: support output modifiers */
/* Handle output register */
pshader_get_register_name(arg->dst, dst_name);
shader_arb_get_write_mask(arg, arg->dst, dst_wmask);
strcat(dst_name, dst_wmask);
/* Generate input register names (with modifiers) */
pshader_gen_input_modifier_line(buffer, arg->src[0], 0, src_name[0]);
pshader_gen_input_modifier_line(buffer, arg->src[1], 1, src_name[1]);
pshader_gen_input_modifier_line(buffer, arg->src[2], 2, src_name[2]);
shader_addline(buffer, "CMP %s, %s, %s, %s;\n", dst_name,
src_name[0], src_name[2], src_name[1]);
shader_addline(buffer, "CMP%s %s%s, %s, %s, %s;\n", sat ? "_SAT" : "", dst_name, dst_wmask,
src_name[0], src_name[2], src_name[1]);
if (shift != 0)
pshader_gen_output_modifier_line(buffer, FALSE, dst_wmask, shift, dst_name);
}
/* Map the opcode 1-to-1 to the GL code */