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wined3d: Implement vpos and vface.

This commit is contained in:
Stefan Doesinger 2009-06-17 07:39:09 +02:00 committed by Alexandre Julliard
parent ae600fe0c8
commit 58c3a0c832
3 changed files with 30 additions and 2 deletions
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29
dlls/wined3d/arb_program_shader.c
View File

@ -806,6 +806,21 @@ static void shader_arb_get_register_name(const struct wined3d_shader_instruction
sprintf(register_name, "I%u", reg->idx);
break;
case WINED3DSPR_MISCTYPE:
if(reg->idx == 0)
{
sprintf(register_name, "vpos");
}
else if(reg->idx == 1)
{
sprintf(register_name, "fragment.facing.x");
}
else
{
FIXME("Unknown MISCTYPE register index %u\n", reg->idx);
}
break;
default:
FIXME("Unhandled register type %#x[%u]\n", reg->type, reg->idx);
sprintf(register_name, "unrecognized_register[%u]", reg->idx);
@ -2626,7 +2641,7 @@ static GLuint shader_arb_generate_pshader(IWineD3DPixelShaderImpl *This,
* So enable the best we can get.
*/
if(reg_maps->usesdsx || reg_maps->usesdsy || reg_maps->loop_depth > 0 || reg_maps->usestexldd ||
reg_maps->usestexldl)
reg_maps->usestexldl || reg_maps->usesfacing)
{
want_nv_prog = TRUE;
}
@ -2760,6 +2775,18 @@ static GLuint shader_arb_generate_pshader(IWineD3DPixelShaderImpl *This,
{
compiled->ycorrection = next_local;
shader_addline(buffer, "PARAM ycorrection = program.local[%u];\n", next_local++);
if(reg_maps->vpos)
{
shader_addline(buffer, "TEMP vpos;\n");
/* ycorrection.x: Backbuffer height(onscreen) or 0(offscreen).
* ycorrection.y: -1.0(onscreen), 1.0(offscreen)
* ycorrection.z: 1.0
* ycorrection.w: 0.0
*/
shader_addline(buffer, "MAD vpos, fragment.position, ycorrection.zyww, ycorrection.wxww;\n");
shader_addline(buffer, "FLR vpos.xy, vpos;\n");
}
}
else
{

1
dlls/wined3d/baseshader.c
View File

@ -287,6 +287,7 @@ static void shader_record_register_usage(IWineD3DBaseShaderImpl *This, struct sh
case WINED3DSPR_MISCTYPE:
if (pshader && reg->idx == 0) reg_maps->vpos = 1;
if (pshader && reg->idx == 1) reg_maps->usesfacing = 1;
break;
case WINED3DSPR_CONST:

2
dlls/wined3d/wined3d_private.h
View File

@ -629,7 +629,7 @@ typedef struct shader_reg_maps
WINED3DSAMPLER_TEXTURE_TYPE sampler_type[max(MAX_FRAGMENT_SAMPLERS, MAX_VERTEX_SAMPLERS)];
BOOL bumpmat[MAX_TEXTURES], luminanceparams[MAX_TEXTURES];
char usesnrm, vpos, usesdsx, usesdsy, usestexldd, usesmova, usestexldl;
char usesnrm, vpos, usesdsx, usesdsy, usestexldd, usesmova, usestexldl, usesfacing;
char usesrelconstF;
/* Whether or not loops are used in this shader, and nesting depth */