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wined3d: Handle LOG and LOGP in shader_hw_scalar_op.

This commit is contained in:
Stefan Dösinger 2014-03-27 11:46:11 +01:00 committed by Alexandre Julliard
parent f20173e51b
commit 5114507f19
1 changed files with 45 additions and 61 deletions
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106
dlls/wined3d/arb_program_shader.c
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@ -2497,11 +2497,36 @@ static void shader_hw_rcp(const struct wined3d_shader_instruction *ins)
shader_addline(buffer, "RCP%s %s, %s;\n", shader_arb_get_modifier(ins), dst, src);
}
static DWORD abs_modifier(DWORD mod, BOOL *need_abs)
{
*need_abs = FALSE;
switch(mod)
{
case WINED3DSPSM_NONE: return WINED3DSPSM_ABS;
case WINED3DSPSM_NEG: return WINED3DSPSM_ABS;
case WINED3DSPSM_BIAS: *need_abs = TRUE; return WINED3DSPSM_BIAS;
case WINED3DSPSM_BIASNEG: *need_abs = TRUE; return WINED3DSPSM_BIASNEG;
case WINED3DSPSM_SIGN: *need_abs = TRUE; return WINED3DSPSM_SIGN;
case WINED3DSPSM_SIGNNEG: *need_abs = TRUE; return WINED3DSPSM_SIGNNEG;
case WINED3DSPSM_COMP: *need_abs = TRUE; return WINED3DSPSM_COMP;
case WINED3DSPSM_X2: *need_abs = TRUE; return WINED3DSPSM_X2;
case WINED3DSPSM_X2NEG: *need_abs = TRUE; return WINED3DSPSM_X2NEG;
case WINED3DSPSM_DZ: *need_abs = TRUE; return WINED3DSPSM_DZ;
case WINED3DSPSM_DW: *need_abs = TRUE; return WINED3DSPSM_DW;
case WINED3DSPSM_ABS: return WINED3DSPSM_ABS;
case WINED3DSPSM_ABSNEG: return WINED3DSPSM_ABS;
}
FIXME("Unknown modifier %u\n", mod);
return mod;
}
static void shader_hw_scalar_op(const struct wined3d_shader_instruction *ins)
{
struct wined3d_shader_buffer *buffer = ins->ctx->buffer;
const char *instruction;
struct wined3d_shader_src_param src0_copy = ins->src[0];
BOOL need_abs = FALSE;
char dst[50];
char src[50];
@ -2512,6 +2537,14 @@ static void shader_hw_scalar_op(const struct wined3d_shader_instruction *ins)
case WINED3DSIH_RCP: instruction = "RCP"; break;
case WINED3DSIH_EXP: instruction = "EX2"; break;
case WINED3DSIH_EXPP: instruction = "EXP"; break;
case WINED3DSIH_LOG:
src0_copy.modifiers = abs_modifier(src0_copy.modifiers, &need_abs);
instruction = "LG2";
break;
case WINED3DSIH_LOGP:
src0_copy.modifiers = abs_modifier(src0_copy.modifiers, &need_abs);
instruction = "LOG";
break;
default: instruction = "";
FIXME("Unhandled opcode %#x\n", ins->handler_idx);
break;
@ -2524,7 +2557,16 @@ static void shader_hw_scalar_op(const struct wined3d_shader_instruction *ins)
shader_arb_get_dst_param(ins, &ins->dst[0], dst); /* Destination */
shader_arb_get_src_param(ins, &src0_copy, 0, src);
shader_addline(buffer, "%s%s %s, %s;\n", instruction, shader_arb_get_modifier(ins), dst, src);
if(need_abs)
{
shader_addline(buffer, "ABS TA.w, %s;\n", src);
shader_addline(buffer, "%s%s %s, TA.w;\n", instruction, shader_arb_get_modifier(ins), dst);
}
else
{
shader_addline(buffer, "%s%s %s, %s;\n", instruction, shader_arb_get_modifier(ins), dst, src);
}
}
static void shader_hw_nrm(const struct wined3d_shader_instruction *ins)
@ -2764,64 +2806,6 @@ static void shader_hw_dsy(const struct wined3d_shader_instruction *ins)
shader_addline(buffer, "MUL%s %s, %s, ycorrection.y;\n", shader_arb_get_modifier(ins), dst, dst_name);
}
static DWORD abs_modifier(DWORD mod, BOOL *need_abs)
{
*need_abs = FALSE;
switch(mod)
{
case WINED3DSPSM_NONE: return WINED3DSPSM_ABS;
case WINED3DSPSM_NEG: return WINED3DSPSM_ABS;
case WINED3DSPSM_BIAS: *need_abs = TRUE; return WINED3DSPSM_BIAS;
case WINED3DSPSM_BIASNEG: *need_abs = TRUE; return WINED3DSPSM_BIASNEG;
case WINED3DSPSM_SIGN: *need_abs = TRUE; return WINED3DSPSM_SIGN;
case WINED3DSPSM_SIGNNEG: *need_abs = TRUE; return WINED3DSPSM_SIGNNEG;
case WINED3DSPSM_COMP: *need_abs = TRUE; return WINED3DSPSM_COMP;
case WINED3DSPSM_X2: *need_abs = TRUE; return WINED3DSPSM_X2;
case WINED3DSPSM_X2NEG: *need_abs = TRUE; return WINED3DSPSM_X2NEG;
case WINED3DSPSM_DZ: *need_abs = TRUE; return WINED3DSPSM_DZ;
case WINED3DSPSM_DW: *need_abs = TRUE; return WINED3DSPSM_DW;
case WINED3DSPSM_ABS: return WINED3DSPSM_ABS;
case WINED3DSPSM_ABSNEG: return WINED3DSPSM_ABS;
}
FIXME("Unknown modifier %u\n", mod);
return mod;
}
static void shader_hw_log(const struct wined3d_shader_instruction *ins)
{
struct wined3d_shader_buffer *buffer = ins->ctx->buffer;
char src0[50], dst[50];
struct wined3d_shader_src_param src0_copy = ins->src[0];
BOOL need_abs = FALSE;
const char *instr;
switch(ins->handler_idx)
{
case WINED3DSIH_LOG: instr = "LG2"; break;
case WINED3DSIH_LOGP: instr = "LOG"; break;
default:
ERR("Unexpected instruction %d\n", ins->handler_idx);
return;
}
/* LOG and LOGP operate on the absolute value of the input */
src0_copy.modifiers = abs_modifier(src0_copy.modifiers, &need_abs);
shader_arb_get_dst_param(ins, &ins->dst[0], dst);
shader_arb_get_src_param(ins, &src0_copy, 0, src0);
if(need_abs)
{
shader_addline(buffer, "ABS TA, %s;\n", src0);
shader_addline(buffer, "%s%s %s, TA;\n", instr, shader_arb_get_modifier(ins), dst);
}
else
{
shader_addline(buffer, "%s%s %s, %s;\n", instr, shader_arb_get_modifier(ins), dst, src0);
}
}
static void shader_hw_pow(const struct wined3d_shader_instruction *ins)
{
struct wined3d_shader_buffer *buffer = ins->ctx->buffer;
@ -5246,8 +5230,8 @@ static const SHADER_HANDLER shader_arb_instruction_handler_table[WINED3DSIH_TABL
/* WINED3DSIH_LABEL */ shader_hw_label,
/* WINED3DSIH_LD */ NULL,
/* WINED3DSIH_LIT */ shader_hw_map2gl,
/* WINED3DSIH_LOG */ shader_hw_log,
/* WINED3DSIH_LOGP */ shader_hw_log,
/* WINED3DSIH_LOG */ shader_hw_scalar_op,
/* WINED3DSIH_LOGP */ shader_hw_scalar_op,
/* WINED3DSIH_LOOP */ shader_hw_loop,
/* WINED3DSIH_LRP */ shader_hw_lrp,
/* WINED3DSIH_LT */ NULL,