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wined3d: Centralize WINED3DSPDM_SATURATE handling. 

Besides the cleanup this patch will help to implement D3DSPDM_PARTIALPRECISION 
with GL_NV_vertex_program2_option / GL_NV_fragment_program_option.
This commit is contained in:
Stefan Dösinger 2009-05-07 18:47:59 +02:00 committed by Alexandre Julliard
parent aeddd2da63
commit 0123f81ce5
1 changed files with 39 additions and 28 deletions
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67
dlls/wined3d/arb_program_shader.c
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@ -785,6 +785,31 @@ static void shader_arb_get_src_param(const struct wined3d_shader_instruction *in
sprintf(outregstr, "T%c%s", 'A' + tmpreg, swzstr);
}
static const char *shader_arb_get_modifier(const struct wined3d_shader_instruction *ins)
{
DWORD mod;
const char *ret = "";
if (!ins->dst_count) return "";
mod = ins->dst[0].modifiers;
if(mod & WINED3DSPDM_SATURATE) {
ret = "_SAT";
mod &= ~WINED3DSPDM_SATURATE;
}
if(mod & WINED3DSPDM_PARTIALPRECISION) {
FIXME("Unhandled modifier WINED3DSPDM_PARTIALPRECISION\n");
mod &= ~WINED3DSPDM_PARTIALPRECISION;
}
if(mod & WINED3DSPDM_MSAMPCENTROID) {
FIXME("Unhandled modifier WINED3DSPDM_MSAMPCENTROID\n");
mod &= ~WINED3DSPDM_MSAMPCENTROID;
}
if(mod) {
FIXME("Unknown modifiers 0x%08x\n", mod);
}
return ret;
}
static void pshader_hw_bem(const struct wined3d_shader_instruction *ins)
{
IWineD3DPixelShaderImpl *This = (IWineD3DPixelShaderImpl *)ins->ctx->shader;
@ -827,7 +852,6 @@ static void pshader_hw_cnd(const struct wined3d_shader_instruction *ins)
SHADER_BUFFER *buffer = ins->ctx->buffer;
char dst_name[50];
char src_name[3][50];
BOOL sat = dst->modifiers & WINED3DSPDM_SATURATE;
DWORD shader_version = WINED3D_SHADER_VERSION(ins->ctx->reg_maps->shader_version.major,
ins->ctx->reg_maps->shader_version.minor);
@ -837,13 +861,13 @@ static void pshader_hw_cnd(const struct wined3d_shader_instruction *ins)
/* The coissue flag changes the semantic of the cnd instruction in <= 1.3 shaders */
if (shader_version <= WINED3D_SHADER_VERSION(1, 3) && ins->coissue)
{
shader_addline(buffer, "MOV%s %s, %s;\n", sat ? "_SAT" : "", dst_name, src_name[1]);
shader_addline(buffer, "MOV%s %s, %s;\n", shader_arb_get_modifier(ins), dst_name, src_name[1]);
} else {
shader_arb_get_src_param(ins, &ins->src[0], 0, src_name[0]);
shader_arb_get_src_param(ins, &ins->src[2], 2, src_name[2]);
shader_addline(buffer, "ADD TMP, -%s, coefdiv.x;\n", src_name[0]);
shader_addline(buffer, "CMP%s %s, TMP, %s, %s;\n",
sat ? "_SAT" : "", dst_name, src_name[1], src_name[2]);
shader_arb_get_modifier(ins), dst_name, src_name[1], src_name[2]);
}
}
@ -853,7 +877,6 @@ static void pshader_hw_cmp(const struct wined3d_shader_instruction *ins)
SHADER_BUFFER *buffer = ins->ctx->buffer;
char dst_name[50];
char src_name[3][50];
BOOL sat = dst->modifiers & WINED3DSPDM_SATURATE;
shader_arb_get_dst_param(ins, dst, dst_name);
@ -862,7 +885,7 @@ static void pshader_hw_cmp(const struct wined3d_shader_instruction *ins)
shader_arb_get_src_param(ins, &ins->src[1], 1, src_name[1]);
shader_arb_get_src_param(ins, &ins->src[2], 2, src_name[2]);
shader_addline(buffer, "CMP%s %s, %s, %s, %s;\n", sat ? "_SAT" : "", dst_name,
shader_addline(buffer, "CMP%s %s, %s, %s, %s;\n", shader_arb_get_modifier(ins), dst_name,
src_name[0], src_name[2], src_name[1]);
}
@ -874,7 +897,6 @@ static void pshader_hw_dp2add(const struct wined3d_shader_instruction *ins)
SHADER_BUFFER *buffer = ins->ctx->buffer;
char dst_name[50];
char src_name[3][50];
BOOL sat = dst->modifiers & WINED3DSPDM_SATURATE;
shader_arb_get_dst_param(ins, dst, dst_name);
shader_arb_get_src_param(ins, &ins->src[0], 0, src_name[0]);
@ -885,7 +907,7 @@ static void pshader_hw_dp2add(const struct wined3d_shader_instruction *ins)
shader_addline(buffer, "MOV TMP, %s;\n", src_name[0]);
shader_addline(buffer, "MOV TMP.z, 0.0;\n");
shader_addline(buffer, "DP3 TMP2, TMP, %s;\n", src_name[1]);
shader_addline(buffer, "ADD%s %s, TMP2, %s;\n", sat ? "_SAT" : "", dst_name, src_name[2]);
shader_addline(buffer, "ADD%s %s, TMP2, %s;\n", shader_arb_get_modifier(ins), dst_name, src_name[2]);
}
/* Map the opcode 1-to-1 to the GL code */
@ -896,7 +918,6 @@ static void shader_hw_map2gl(const struct wined3d_shader_instruction *ins)
char arguments[256], dst_str[50];
unsigned int i;
const struct wined3d_shader_dst_param *dst = &ins->dst[0];
const char *modifier;
switch (ins->handler_idx)
{
@ -927,10 +948,6 @@ static void shader_hw_map2gl(const struct wined3d_shader_instruction *ins)
break;
}
/* All instructions handled by this function have a destination parameter */
if(dst->modifiers & WINED3DSPDM_SATURATE) modifier = "_SAT";
else modifier = "";
/* Note that shader_arb_add_dst_param() adds spaces. */
arguments[0] = '\0';
shader_arb_get_dst_param(ins, dst, dst_str);
@ -941,7 +958,7 @@ static void shader_hw_map2gl(const struct wined3d_shader_instruction *ins)
shader_arb_get_src_param(ins, &ins->src[i], i, operand);
strcat(arguments, operand);
}
shader_addline(buffer, "%s%s %s%s;\n", instruction, modifier, dst_str, arguments);
shader_addline(buffer, "%s%s %s%s;\n", instruction, shader_arb_get_modifier(ins), dst_str, arguments);
}
static void shader_hw_nop(const struct wined3d_shader_instruction *ins)
@ -1537,7 +1554,7 @@ static void shader_hw_mnxn(const struct wined3d_shader_instruction *ins)
static void shader_hw_rsq_rcp(const struct wined3d_shader_instruction *ins)
{
SHADER_BUFFER *buffer = ins->ctx->buffer;
const char *instruction, *sat;
const char *instruction;
char dst[50];
char src[50];
@ -1551,9 +1568,6 @@ static void shader_hw_rsq_rcp(const struct wined3d_shader_instruction *ins)
break;
}
if(ins->dst[0].modifiers & WINED3DSPDM_SATURATE) sat = "_SAT";
else sat = "";
shader_arb_get_dst_param(ins, &ins->dst[0], dst); /* Destination */
shader_arb_get_src_param(ins, &ins->src[0], 0, src);
if (ins->src[0].swizzle == WINED3DSP_NOSWIZZLE)
@ -1564,23 +1578,21 @@ static void shader_hw_rsq_rcp(const struct wined3d_shader_instruction *ins)
strcat(src, ".w");
}
shader_addline(buffer, "%s%s %s, %s;\n", instruction, sat, dst, src);
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)
{
const struct wined3d_shader_dst_param *dst = &ins->dst[0];
SHADER_BUFFER *buffer = ins->ctx->buffer;
char dst_name[50];
char src_name[50];
BOOL sat = dst->modifiers & WINED3DSPDM_SATURATE;
shader_arb_get_dst_param(ins, &ins->dst[0], dst_name);
shader_arb_get_src_param(ins, &ins->src[0], 0, src_name);
shader_addline(buffer, "DP3 TMP, %s, %s;\n", src_name, src_name);
shader_addline(buffer, "RSQ TMP, TMP.x;\n");
/* dst.w = src[0].w * 1 / (src.x^2 + src.y^2 + src.z^2)^(1/2) according to msdn*/
shader_addline(buffer, "MUL%s %s, %s, TMP;\n", sat ? "_SAT" : "", dst_name,
shader_addline(buffer, "MUL%s %s, %s, TMP;\n", shader_arb_get_modifier(ins), dst_name,
src_name);
}
@ -1590,15 +1602,13 @@ static void shader_hw_sincos(const struct wined3d_shader_instruction *ins)
* must contain fixed constants. So we need a separate function to filter those constants and
* can't use map2gl
*/
const struct wined3d_shader_dst_param *dst = &ins->dst[0];
SHADER_BUFFER *buffer = ins->ctx->buffer;
char dst_name[50];
char src_name[50];
BOOL sat = dst->modifiers & WINED3DSPDM_SATURATE;
shader_arb_get_dst_param(ins, &ins->dst[0], dst_name);
shader_arb_get_src_param(ins, &ins->src[0], 0, src_name);
shader_addline(buffer, "SCS%s %s, %s;\n", sat ? "_SAT" : "", dst_name,
shader_addline(buffer, "SCS%s %s, %s;\n", shader_arb_get_modifier(ins), dst_name,
src_name);
}
@ -2118,7 +2128,6 @@ static BOOL shader_arb_color_fixup_supported(struct color_fixup_desc fixup)
}
static void shader_arb_add_instruction_modifiers(const struct wined3d_shader_instruction *ins) {
BOOL saturate;
DWORD shift;
char write_mask[20], regstr[50];
SHADER_BUFFER *buffer = ins->ctx->buffer;
@ -2130,13 +2139,15 @@ static void shader_arb_add_instruction_modifiers(const struct wined3d_shader_ins
dst = &ins->dst[0];
shift = dst->shift;
if(shift == 0) return; /* Saturate alone is handled by the instructions */
saturate = dst->modifiers & WINED3DSPDM_SATURATE;
shader_arb_get_write_mask(ins, dst, write_mask);
shader_arb_get_register_name(ins->ctx->shader, &dst->reg, regstr, &is_color);
/* Generate a line that does the output modifier computation */
shader_addline(buffer, "MUL%s %s%s, %s, %s;\n", saturate ? "_SAT" : "",
/* Generate a line that does the output modifier computation
* FIXME: _SAT vs shift? _SAT alone is already handled in the instructions, if this
* maps problems in e.g. _d4_sat modify shader_arb_get_modifier
*/
shader_addline(buffer, "MUL%s %s%s, %s, %s;\n", shader_arb_get_modifier(ins),
regstr, write_mask, regstr, shift_tab[shift]);
}