wined3d: Do not rely on num_params to skip unhandled tokens in shaders 2.0.
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@ -85,6 +85,20 @@ const SHADER_OPCODE* shader_get_opcode(
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return NULL;
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}
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/* Return the number of parameters to skip for an opcode */
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static inline int shader_skip_opcode(
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IWineD3DBaseShaderImpl* This,
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const SHADER_OPCODE* curOpcode,
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DWORD opcode_token) {
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/* Shaders >= 2.0 may contain address tokens, but fortunately they
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* have a useful legnth mask - use it here. Shaders 1.0 contain no such tokens */
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return (D3DSHADER_VERSION_MAJOR(This->baseShader.hex_version) >= 2)?
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((opcode_token & D3DSI_INSTLENGTH_MASK) >> D3DSI_INSTLENGTH_SHIFT):
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curOpcode->num_params;
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}
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/* Note: For vertex shaders,
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* texUsed = addrUsed, and
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* D3DSPR_TEXTURE = D3DSPR_ADDR.
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@ -424,6 +438,7 @@ void generate_base_shader(
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IWineD3DBaseShaderImpl* This = (IWineD3DBaseShaderImpl*) iface;
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const DWORD *pToken = pFunction;
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const SHADER_OPCODE *curOpcode = NULL;
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DWORD opcode_token;
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DWORD i;
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/* Initialize current parsing state */
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@ -465,8 +480,8 @@ void generate_base_shader(
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}
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/* Read opcode */
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curOpcode = shader_get_opcode(iface, *pToken);
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++pToken;
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opcode_token = *pToken++;
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curOpcode = shader_get_opcode(iface, opcode_token);
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/* Unknown opcode and its parameters */
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if (NULL == curOpcode) {
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@ -479,14 +494,14 @@ void generate_base_shader(
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} else if (USING_GLSL && curOpcode->hw_glsl_fct == NULL) {
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FIXME("Token %s is not yet implemented with GLSL\n", curOpcode->name);
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pToken += curOpcode->num_params;
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pToken += shader_skip_opcode(This, curOpcode, opcode_token);
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/* Unhandled opcode in ARB */
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} else if ( !USING_GLSL && GLNAME_REQUIRE_GLSL == curOpcode->glname) {
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FIXME("Token %s requires greater functionality than "
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"Vertex or Fragment_Program_ARB supports\n", curOpcode->name);
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pToken += curOpcode->num_params;
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pToken += shader_skip_opcode(This, curOpcode, opcode_token);
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/* If a generator function is set for current shader target, use it */
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} else if ((!USING_GLSL && curOpcode->hw_fct != NULL) ||
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@ -515,13 +530,10 @@ void generate_base_shader(
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} else {
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TRACE("Found opcode D3D:%s GL:%s, PARAMS:%d,\n",
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curOpcode->name, curOpcode->glname, curOpcode->num_params);
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/* Unless we encounter a no-op command, this opcode is unrecognized */
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if (curOpcode->opcode != D3DSIO_NOP) {
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FIXME("Can't handle opcode %s in hwShader\n", curOpcode->name);
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pToken += curOpcode->num_params;
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pToken += shader_skip_opcode(This, curOpcode, opcode_token);
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}
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}
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}
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