static int
vp_get_vector_const(realityVertexProgram *vp, const char *name)
{
int v = realityVertexProgramGetConstant(vp, name);
if(v == -1)
return -1;
realityProgramConst *c = realityVertexProgramGetConstants(vp);
return c[v].index;
}
int realityVertexProgramGetConstant(realityVertexProgram *vertexprogram,const char *name)
{
int i;
realityVertexProgramConstant *constants = realityVertexProgramGetConstants(vertexprogram);
for(i=0;i<vertexprogram->NumConstants;++i)
{
char *namePtr;
if(constants[i].NameOffset==0)
continue;
namePtr=((char*)vertexprogram)+constants[i].NameOffset;
if(strcasecmp(name,namePtr)==0)
return constants[i].Index;
}
return -1;
}
s32 realityVertexProgramGetConstant(realityVertexProgram *vertexprogram,const char *name)
{
s32 i;
realityProgramConst *constants = realityVertexProgramGetConstants(vertexprogram);
for(i=0;i<vertexprogram->num_const;++i)
{
char *namePtr;
if(constants[i].name_off==0)
continue;
namePtr=((char*)vertexprogram)+constants[i].name_off;
if(strcasecmp(name,namePtr)==0)
return i;
}
return -1;
}
static rsx_vp_t *
load_vp(const char *url)
{
char errmsg[100];
realityVertexProgram *vp;
int i;
const char *name;
if((vp = fa_load(url, NULL, NULL, errmsg, sizeof(errmsg), NULL)) == NULL) {
TRACE(TRACE_ERROR, "glw", "Unable to load shader %s -- %s\n",
url, log);
return NULL;
}
TRACE(TRACE_INFO, "glw", "Loaded Vertex program %s", url);
TRACE(TRACE_INFO, "glw", " input mask: %x",
realityVertexProgramGetInputMask(vp));
TRACE(TRACE_INFO, "glw", " output mask: %x",
realityVertexProgramGetOutputMask(vp));
realityProgramConst *constants;
constants = realityVertexProgramGetConstants(vp);
for(i = 0; i < vp->num_const; i++) {
if(constants[i].name_off)
name = ((char*)vp)+constants[i].name_off;
else
name = "<anon>";
TRACE(TRACE_INFO, "glw", " Constant %s @ 0x%x [%f, %f, %f, %f]",
name,
constants[i].index,
constants[i].values[0].f,
constants[i].values[1].f,
constants[i].values[2].f,
constants[i].values[3].f);
}
realityProgramAttrib *attributes;
attributes = realityVertexProgramGetAttributes(vp);
for(i = 0; i < vp->num_attrib; i++) {
if(attributes[i].name_off)
name = ((char*)vp)+attributes[i].name_off;
else
name = "<anon>";
TRACE(TRACE_INFO, "glw", " Attribute %s @ 0x%x",
name, attributes[i].index);
}
rsx_vp_t *rvp = calloc(1, sizeof(rsx_vp_t));
rvp->rvp_binary = vp;
rvp->rvp_u_modelview = realityVertexProgramGetConstant(vp, "u_modelview");
rvp->rvp_u_color = vp_get_vector_const(vp, "u_color");
rvp->rvp_u_color_offset = vp_get_vector_const(vp, "u_color_offset");
rvp->rvp_u_blur_amount = vp_get_vector_const(vp, "u_blur_amount");
TRACE(TRACE_INFO, "glw", "%d %d", rvp->rvp_u_modelview, rvp->rvp_u_color);
rvp->rvp_a_position = realityVertexProgramGetAttribute(vp, "a_position");
rvp->rvp_a_color = realityVertexProgramGetAttribute(vp, "a_color");
rvp->rvp_a_texcoord = realityVertexProgramGetAttribute(vp, "a_texcoord");
TRACE(TRACE_INFO, "glw", "%d %d %d",
rvp->rvp_a_position, rvp->rvp_a_color, rvp->rvp_a_texcoord);
return rvp;
}
static rsx_vp_t *
load_vp(const char *filename)
{
char errmsg[100];
buf_t *b;
int i;
const char *name;
char url[512];
snprintf(url, sizeof(url), "%s/src/ui/glw/rsx/%s",
app_dataroot(), filename);
if((b = fa_load(url, FA_LOAD_ERRBUF(errmsg, sizeof(errmsg)),
NULL)) == NULL) {
TRACE(TRACE_ERROR, "glw", "Unable to load shader %s -- %s\n",
url, log);
return NULL;
}
realityVertexProgram *vp = b->b_ptr;
RSX_TRACE("Loaded Vertex program %s", url);
RSX_TRACE(" input mask: %x",
realityVertexProgramGetInputMask(vp));
RSX_TRACE(" output mask: %x",
realityVertexProgramGetOutputMask(vp));
realityProgramConst *constants;
constants = realityVertexProgramGetConstants(vp);
for(i = 0; i < vp->num_const; i++) {
if(constants[i].name_off)
name = ((char*)vp)+constants[i].name_off;
else
name = "<anon>";
RSX_TRACE(" Constant %s @ 0x%x [%f, %f, %f, %f]",
name,
constants[i].index,
constants[i].values[0].f,
constants[i].values[1].f,
constants[i].values[2].f,
constants[i].values[3].f);
}
realityProgramAttrib *attributes;
attributes = realityVertexProgramGetAttributes(vp);
for(i = 0; i < vp->num_attrib; i++) {
if(attributes[i].name_off)
name = ((char*)vp)+attributes[i].name_off;
else
name = "<anon>";
RSX_TRACE(" Attribute %s @ 0x%x",
name, attributes[i].index);
}
rsx_vp_t *rvp = calloc(1, sizeof(rsx_vp_t));
rvp->rvp_binary = vp;
rvp->rvp_u_modelview = realityVertexProgramGetConstant(vp, "u_modelview");
rvp->rvp_u_color = vp_get_vector_const(vp, "u_color");
rvp->rvp_u_color_offset = vp_get_vector_const(vp, "u_color_offset");
rvp->rvp_u_blur = vp_get_vector_const(vp, "u_blur");
RSX_TRACE("%d %d", rvp->rvp_u_modelview, rvp->rvp_u_color);
rvp->rvp_a_position = realityVertexProgramGetAttribute(vp, "a_position");
rvp->rvp_a_color = realityVertexProgramGetAttribute(vp, "a_color");
rvp->rvp_a_texcoord = realityVertexProgramGetAttribute(vp, "a_texcoord");
RSX_TRACE("%d %d %d",
rvp->rvp_a_position, rvp->rvp_a_color, rvp->rvp_a_texcoord);
return rvp;
}