[v2 2/3] d3dx9: Implement IsParameterUsed function in effect.
Paul Gofman
gofmanp at gmail.com
Mon May 23 05:40:56 CDT 2016
Signed-off-by: Paul Gofman <gofmanp at gmail.com>
---
dlls/d3dx9_36/effect.c | 113 +++++++++++++++++++++++++++++++++++++++++++++++--
1 file changed, 110 insertions(+), 3 deletions(-)
diff --git a/dlls/d3dx9_36/effect.c b/dlls/d3dx9_36/effect.c
index 31aa2d6..cdfc494 100644
--- a/dlls/d3dx9_36/effect.c
+++ b/dlls/d3dx9_36/effect.c
@@ -3545,15 +3545,122 @@ static HRESULT WINAPI ID3DXEffectImpl_FindNextValidTechnique(ID3DXEffect* iface,
return E_NOTIMPL;
}
+typedef BOOL (*walk_parameter_dep_func)(void *data, struct d3dx_parameter *param);
+static BOOL walk_state_dep(struct d3dx_state *state, walk_parameter_dep_func param_func,
+ void *data);
+static BOOL walk_param_eval_dep(struct d3dx_param_eval *param_eval, walk_parameter_dep_func param_func,
+ void *data);
+
+static BOOL walk_parameter_dep(struct d3dx_parameter *param, walk_parameter_dep_func param_func,
+ void *data)
+{
+ unsigned int i;
+ unsigned int member_count;
+
+ if (param_func(data, param))
+ return TRUE;
+
+ if (walk_param_eval_dep(param->param_eval, param_func, data))
+ return TRUE;
+
+ if (param->class == D3DXPC_OBJECT && is_param_type_sampler(param->type))
+ {
+ struct d3dx_sampler *sampler;
+
+ sampler = (struct d3dx_sampler *)param->data;
+ for (i = 0; i < sampler->state_count; ++i)
+ {
+ if (walk_state_dep(&sampler->states[i], param_func, data))
+ return TRUE;
+ }
+ return FALSE;
+ }
+
+ member_count = param->element_count ? param->element_count : param->member_count;
+ for (i = 0; i < member_count; ++i)
+ {
+ if (walk_param_eval_dep(param->members[i].param_eval, param_func, data))
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static BOOL walk_param_eval_dep(struct d3dx_param_eval *param_eval, walk_parameter_dep_func param_func,
+ void *data)
+{
+ struct d3dx_parameter **params;
+ unsigned int i, param_count;
+
+ if (!param_eval)
+ return FALSE;
+
+ params = param_eval->shader_inputs.inputs_param;
+ param_count = param_eval->shader_inputs.input_count;
+ for (i = 0; i < param_count; ++i)
+ {
+ if (walk_parameter_dep(params[i], param_func, data))
+ return TRUE;
+ }
+
+ params = param_eval->pres.inputs.inputs_param;
+ param_count = param_eval->pres.inputs.input_count;
+ for (i = 0; i < param_count; ++i)
+ {
+ if (walk_parameter_dep(params[i], param_func, data))
+ return TRUE;
+ }
+ return FALSE;
+}
+
+static BOOL walk_state_dep(struct d3dx_state *state, walk_parameter_dep_func param_func,
+ void *data)
+{
+ if (state->type == ST_CONSTANT && is_param_type_sampler(state->parameter.type))
+ {
+ if (walk_parameter_dep(&state->parameter, param_func, data))
+ return TRUE;
+ }
+ else if (state->type == ST_ARRAY_SELECTOR || state->type == ST_PARAMETER)
+ {
+ if (walk_parameter_dep(state->parameter.referenced_param, param_func, data))
+ return TRUE;
+ }
+ return walk_param_eval_dep(state->parameter.param_eval, param_func, data);
+}
+
+static BOOL compare_param_ptr(void *param_comp, struct d3dx_parameter *param)
+{
+ return param_comp == (void *)param;
+}
+
static BOOL WINAPI ID3DXEffectImpl_IsParameterUsed(ID3DXEffect* iface, D3DXHANDLE parameter, D3DXHANDLE technique)
{
struct ID3DXEffectImpl *effect = impl_from_ID3DXEffect(iface);
+ unsigned int i, j;
struct d3dx_parameter *param = get_valid_parameter(&effect->base_effect, parameter);
+ struct d3dx_technique *tech = get_valid_technique(&effect->base_effect, technique);
+ struct d3dx_pass *pass;
- FIXME("iface %p, parameter %p, technique %p stub.\n", iface, parameter, technique);
- TRACE("param %p (%s).\n", param, param ? debugstr_a(param->name) : "");
+ TRACE("iface %p, parameter %p, technique %p.\n", iface, parameter, technique);
+ TRACE("param %p, name %s, tech %p.\n", param, param ? debugstr_a(param->name) : "", tech);
+ if (!tech || !param)
+ return FALSE;
- return TRUE;
+ for (i = 0; i < tech->pass_count; ++i)
+ {
+ pass = &tech->passes[i];
+ for (j = 0; j < pass->state_count; ++j)
+ {
+ if (walk_state_dep(&pass->states[j], compare_param_ptr, param))
+ {
+ TRACE("technique %p, parameter %s, TRUE.\n", tech, param ? debugstr_a(param->name) : "");
+ return TRUE;
+ }
+ }
+ }
+ TRACE("technique %p, parameter %s, FALSE.\n", tech, param ? debugstr_a(param->name) : "");
+ return FALSE;
}
static HRESULT WINAPI ID3DXEffectImpl_Begin(ID3DXEffect *iface, UINT *passes, DWORD flags)
--
2.5.5
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